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/Problem10_label22_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 11:17:42,756 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 11:17:42,758 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 11:17:42,773 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 11:17:42,774 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 11:17:42,776 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 11:17:42,777 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 11:17:42,780 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 11:17:42,783 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 11:17:42,784 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 11:17:42,787 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 11:17:42,787 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 11:17:42,788 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 11:17:42,789 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 11:17:42,796 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 11:17:42,797 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 11:17:42,801 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 11:17:42,803 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 11:17:42,805 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 11:17:42,806 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 11:17:42,808 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 11:17:42,809 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 11:17:42,811 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-18 11:17:42,811 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-18 11:17:42,811 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-18 11:17:42,812 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-18 11:17:42,813 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-18 11:17:42,814 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-18 11:17:42,815 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-18 11:17:42,816 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-18 11:17:42,816 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-18 11:17:42,817 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-18 11:17:42,817 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-18 11:17:42,818 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-18 11:17:42,818 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-18 11:17:42,819 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-18 11:17:42,820 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 11:17:42,835 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 11:17:42,835 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 11:17:42,836 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 11:17:42,836 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 11:17:42,837 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 11:17:42,837 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 11:17:42,837 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 11:17:42,837 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 11:17:42,838 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 11:17:42,838 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 11:17:42,838 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 11:17:42,838 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 11:17:42,839 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 11:17:42,839 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 11:17:42,839 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 11:17:42,840 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 11:17:42,840 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 11:17:42,840 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 11:17:42,840 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 11:17:42,840 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 11:17:42,841 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 11:17:42,841 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 11:17:42,841 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 11:17:42,841 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 11:17:42,842 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 11:17:42,842 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 11:17:42,842 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 11:17:42,842 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 11:17:42,842 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-18 11:17:42,843 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 11:17:42,843 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 11:17:42,843 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 11:17:42,843 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 11:17:42,843 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 11:17:42,907 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 11:17:42,925 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 11:17:42,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 11:17:42,932 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 11:17:42,933 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 11:17:42,934 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label22_true-unreach-call.c [2018-09-18 11:17:43,305 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/786cfa827/aca0f7731ef649e3b05ca27a2b7b79d9/FLAG175df4c77 [2018-09-18 11:17:43,578 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 11:17:43,578 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label22_true-unreach-call.c [2018-09-18 11:17:43,600 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/786cfa827/aca0f7731ef649e3b05ca27a2b7b79d9/FLAG175df4c77 [2018-09-18 11:17:43,626 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/786cfa827/aca0f7731ef649e3b05ca27a2b7b79d9 [2018-09-18 11:17:43,640 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 11:17:43,644 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 11:17:43,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 11:17:43,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 11:17:43,652 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 11:17:43,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:17:43" (1/1) ... [2018-09-18 11:17:43,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@181c80c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:43, skipping insertion in model container [2018-09-18 11:17:43,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:17:43" (1/1) ... [2018-09-18 11:17:43,670 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 11:17:44,132 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 11:17:44,152 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 11:17:44,296 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 11:17:44,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:44 WrapperNode [2018-09-18 11:17:44,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 11:17:44,349 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 11:17:44,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 11:17:44,350 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 11:17:44,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:44" (1/1) ... [2018-09-18 11:17:44,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:44" (1/1) ... [2018-09-18 11:17:44,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 11:17:44,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 11:17:44,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 11:17:44,442 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 11:17:44,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:44" (1/1) ... [2018-09-18 11:17:44,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:44" (1/1) ... [2018-09-18 11:17:44,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:44" (1/1) ... [2018-09-18 11:17:44,603 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:44" (1/1) ... [2018-09-18 11:17:44,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:44" (1/1) ... [2018-09-18 11:17:44,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:44" (1/1) ... [2018-09-18 11:17:44,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:44" (1/1) ... [2018-09-18 11:17:44,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 11:17:44,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 11:17:44,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 11:17:44,706 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 11:17:44,708 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:44" (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 11:17:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 11:17:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 11:17:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-18 11:17:44,779 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-18 11:17:44,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 11:17:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 11:17:44,780 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 11:17:44,780 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 11:17:47,666 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 11:17:47,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:17:47 BoogieIcfgContainer [2018-09-18 11:17:47,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 11:17:47,668 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-18 11:17:47,668 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-18 11:17:47,671 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-18 11:17:47,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.09 11:17:43" (1/3) ... [2018-09-18 11:17:47,675 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6294ecf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 11:17:47, skipping insertion in model container [2018-09-18 11:17:47,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:17:44" (2/3) ... [2018-09-18 11:17:47,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6294ecf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 11:17:47, skipping insertion in model container [2018-09-18 11:17:47,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:17:47" (3/3) ... [2018-09-18 11:17:47,678 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label22_true-unreach-call.c [2018-09-18 11:17:47,689 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-18 11:17:47,700 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-18 11:17:47,762 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-18 11:17:47,763 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-18 11:17:47,763 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-18 11:17:47,763 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-18 11:17:47,763 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-18 11:17:47,764 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-18 11:17:47,764 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-18 11:17:47,764 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-18 11:17:47,764 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-18 11:17:47,790 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-09-18 11:17:47,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-09-18 11:17:47,804 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 11:17:47,806 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] [2018-09-18 11:17:47,807 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 11:17:47,815 INFO L82 PathProgramCache]: Analyzing trace with hash 625689180, now seen corresponding path program 1 times [2018-09-18 11:17:47,818 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 11:17:47,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:17:47,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:17:47,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:17:47,864 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 11:17:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:17:48,280 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 11:17:48,284 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 11:17:48,285 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-18 11:17:48,285 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 11:17:48,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-18 11:17:48,311 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-18 11:17:48,312 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-18 11:17:48,315 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2018-09-18 11:17:50,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 11:17:50,761 INFO L93 Difference]: Finished difference Result 737 states and 1298 transitions. [2018-09-18 11:17:50,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 11:17:50,764 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 44 [2018-09-18 11:17:50,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 11:17:50,784 INFO L225 Difference]: With dead ends: 737 [2018-09-18 11:17:50,785 INFO L226 Difference]: Without dead ends: 515 [2018-09-18 11:17:50,793 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-18 11:17:50,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-09-18 11:17:50,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 515. [2018-09-18 11:17:50,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2018-09-18 11:17:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 848 transitions. [2018-09-18 11:17:50,887 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 848 transitions. Word has length 44 [2018-09-18 11:17:50,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 11:17:50,888 INFO L480 AbstractCegarLoop]: Abstraction has 515 states and 848 transitions. [2018-09-18 11:17:50,888 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-18 11:17:50,889 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 848 transitions. [2018-09-18 11:17:50,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-09-18 11:17:50,896 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 11:17:50,897 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, 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] [2018-09-18 11:17:50,897 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 11:17:50,897 INFO L82 PathProgramCache]: Analyzing trace with hash 2101120931, now seen corresponding path program 1 times [2018-09-18 11:17:50,898 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 11:17:50,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:17:50,899 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:17:50,899 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:17:50,899 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 11:17:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:17:51,189 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 11:17:51,190 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 11:17:51,190 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 11:17:51,190 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 11:17:51,192 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 11:17:51,193 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 11:17:51,193 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 11:17:51,193 INFO L87 Difference]: Start difference. First operand 515 states and 848 transitions. Second operand 6 states. [2018-09-18 11:17:53,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 11:17:53,915 INFO L93 Difference]: Finished difference Result 1863 states and 3251 transitions. [2018-09-18 11:17:53,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 11:17:53,916 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 119 [2018-09-18 11:17:53,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 11:17:53,930 INFO L225 Difference]: With dead ends: 1863 [2018-09-18 11:17:53,930 INFO L226 Difference]: Without dead ends: 1354 [2018-09-18 11:17:53,938 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-18 11:17:53,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1354 states. [2018-09-18 11:17:54,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1354 to 1331. [2018-09-18 11:17:54,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1331 states. [2018-09-18 11:17:54,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1331 states and 2051 transitions. [2018-09-18 11:17:54,012 INFO L78 Accepts]: Start accepts. Automaton has 1331 states and 2051 transitions. Word has length 119 [2018-09-18 11:17:54,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 11:17:54,013 INFO L480 AbstractCegarLoop]: Abstraction has 1331 states and 2051 transitions. [2018-09-18 11:17:54,013 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 11:17:54,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2051 transitions. [2018-09-18 11:17:54,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2018-09-18 11:17:54,022 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 11:17:54,023 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, 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] [2018-09-18 11:17:54,023 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 11:17:54,024 INFO L82 PathProgramCache]: Analyzing trace with hash 51887807, now seen corresponding path program 1 times [2018-09-18 11:17:54,025 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 11:17:54,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:17:54,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:17:54,026 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:17:54,026 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 11:17:54,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:17:54,270 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 11:17:54,270 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 11:17:54,271 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 11:17:54,271 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 11:17:54,271 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 11:17:54,272 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 11:17:54,272 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 11:17:54,272 INFO L87 Difference]: Start difference. First operand 1331 states and 2051 transitions. Second operand 6 states. [2018-09-18 11:17:57,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 11:17:57,223 INFO L93 Difference]: Finished difference Result 3512 states and 5693 transitions. [2018-09-18 11:17:57,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 11:17:57,224 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 121 [2018-09-18 11:17:57,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 11:17:57,241 INFO L225 Difference]: With dead ends: 3512 [2018-09-18 11:17:57,241 INFO L226 Difference]: Without dead ends: 2187 [2018-09-18 11:17:57,252 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 11:17:57,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2187 states. [2018-09-18 11:17:57,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2187 to 2165. [2018-09-18 11:17:57,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2165 states. [2018-09-18 11:17:57,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 2165 states and 3178 transitions. [2018-09-18 11:17:57,341 INFO L78 Accepts]: Start accepts. Automaton has 2165 states and 3178 transitions. Word has length 121 [2018-09-18 11:17:57,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 11:17:57,341 INFO L480 AbstractCegarLoop]: Abstraction has 2165 states and 3178 transitions. [2018-09-18 11:17:57,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 11:17:57,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 3178 transitions. [2018-09-18 11:17:57,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-18 11:17:57,348 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 11:17:57,348 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, 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] [2018-09-18 11:17:57,349 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 11:17:57,349 INFO L82 PathProgramCache]: Analyzing trace with hash -344279760, now seen corresponding path program 1 times [2018-09-18 11:17:57,349 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 11:17:57,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:17:57,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:17:57,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:17:57,351 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 11:17:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:17:57,604 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 11:17:57,605 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 11:17:57,605 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-09-18 11:17:57,605 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 11:17:57,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-18 11:17:57,606 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-18 11:17:57,606 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-09-18 11:17:57,606 INFO L87 Difference]: Start difference. First operand 2165 states and 3178 transitions. Second operand 7 states. [2018-09-18 11:18:00,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 11:18:00,423 INFO L93 Difference]: Finished difference Result 5115 states and 7643 transitions. [2018-09-18 11:18:00,424 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-18 11:18:00,424 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 124 [2018-09-18 11:18:00,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 11:18:00,439 INFO L225 Difference]: With dead ends: 5115 [2018-09-18 11:18:00,439 INFO L226 Difference]: Without dead ends: 2160 [2018-09-18 11:18:00,457 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2018-09-18 11:18:00,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2160 states. [2018-09-18 11:18:00,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2160 to 2160. [2018-09-18 11:18:00,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2160 states. [2018-09-18 11:18:00,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 2160 states and 3146 transitions. [2018-09-18 11:18:00,521 INFO L78 Accepts]: Start accepts. Automaton has 2160 states and 3146 transitions. Word has length 124 [2018-09-18 11:18:00,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 11:18:00,521 INFO L480 AbstractCegarLoop]: Abstraction has 2160 states and 3146 transitions. [2018-09-18 11:18:00,521 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-18 11:18:00,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 3146 transitions. [2018-09-18 11:18:00,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-09-18 11:18:00,524 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 11:18:00,524 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, 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] [2018-09-18 11:18:00,524 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 11:18:00,525 INFO L82 PathProgramCache]: Analyzing trace with hash -303205129, now seen corresponding path program 1 times [2018-09-18 11:18:00,525 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 11:18:00,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:18:00,526 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:18:00,526 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:18:00,526 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 11:18:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:18:00,784 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 11:18:01,006 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-09-18 11:18:01,007 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 11:18:01,007 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 11:18:01,026 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:18:01,026 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 11:18:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:18:01,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 11:18:01,259 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 11:18:01,259 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 11:18:01,558 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 11:18:01,597 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-18 11:18:01,597 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [4] total 6 [2018-09-18 11:18:01,597 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 11:18:01,598 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 11:18:01,598 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 11:18:01,598 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 11:18:01,599 INFO L87 Difference]: Start difference. First operand 2160 states and 3146 transitions. Second operand 3 states. [2018-09-18 11:18:03,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 11:18:03,988 INFO L93 Difference]: Finished difference Result 5376 states and 8265 transitions. [2018-09-18 11:18:03,996 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 11:18:03,997 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2018-09-18 11:18:03,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 11:18:04,018 INFO L225 Difference]: With dead ends: 5376 [2018-09-18 11:18:04,018 INFO L226 Difference]: Without dead ends: 3222 [2018-09-18 11:18:04,033 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 249 SyntacticMatches, 3 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 11:18:04,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3222 states. [2018-09-18 11:18:04,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3222 to 3216. [2018-09-18 11:18:04,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3216 states. [2018-09-18 11:18:04,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 3216 states and 4708 transitions. [2018-09-18 11:18:04,143 INFO L78 Accepts]: Start accepts. Automaton has 3216 states and 4708 transitions. Word has length 125 [2018-09-18 11:18:04,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 11:18:04,143 INFO L480 AbstractCegarLoop]: Abstraction has 3216 states and 4708 transitions. [2018-09-18 11:18:04,143 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 11:18:04,143 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 4708 transitions. [2018-09-18 11:18:04,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-18 11:18:04,147 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 11:18:04,148 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, 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] [2018-09-18 11:18:04,148 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 11:18:04,148 INFO L82 PathProgramCache]: Analyzing trace with hash -1738824009, now seen corresponding path program 1 times [2018-09-18 11:18:04,148 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 11:18:04,149 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:18:04,149 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:18:04,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:18:04,150 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 11:18:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:18:04,457 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 11:18:04,911 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 11:18:04,912 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 11:18:04,912 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 11:18:04,912 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 11:18:04,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 11:18:04,913 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 11:18:04,913 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 11:18:04,914 INFO L87 Difference]: Start difference. First operand 3216 states and 4708 transitions. Second operand 6 states. [2018-09-18 11:18:07,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 11:18:07,100 INFO L93 Difference]: Finished difference Result 7616 states and 11684 transitions. [2018-09-18 11:18:07,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 11:18:07,108 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 157 [2018-09-18 11:18:07,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 11:18:07,134 INFO L225 Difference]: With dead ends: 7616 [2018-09-18 11:18:07,134 INFO L226 Difference]: Without dead ends: 4406 [2018-09-18 11:18:07,151 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-18 11:18:07,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4406 states. [2018-09-18 11:18:07,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4406 to 4367. [2018-09-18 11:18:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4367 states. [2018-09-18 11:18:07,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4367 states to 4367 states and 6225 transitions. [2018-09-18 11:18:07,274 INFO L78 Accepts]: Start accepts. Automaton has 4367 states and 6225 transitions. Word has length 157 [2018-09-18 11:18:07,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 11:18:07,275 INFO L480 AbstractCegarLoop]: Abstraction has 4367 states and 6225 transitions. [2018-09-18 11:18:07,275 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 11:18:07,275 INFO L276 IsEmpty]: Start isEmpty. Operand 4367 states and 6225 transitions. [2018-09-18 11:18:07,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-09-18 11:18:07,281 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 11:18:07,281 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, 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] [2018-09-18 11:18:07,281 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 11:18:07,285 INFO L82 PathProgramCache]: Analyzing trace with hash -818636221, now seen corresponding path program 1 times [2018-09-18 11:18:07,285 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 11:18:07,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:18:07,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:18:07,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:18:07,286 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 11:18:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:18:07,566 WARN L178 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 11:18:07,961 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 11:18:07,961 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 11:18:07,961 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 11:18:07,962 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 11:18:07,963 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 11:18:07,963 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 11:18:07,963 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 11:18:07,963 INFO L87 Difference]: Start difference. First operand 4367 states and 6225 transitions. Second operand 6 states. [2018-09-18 11:18:09,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 11:18:09,786 INFO L93 Difference]: Finished difference Result 9531 states and 14039 transitions. [2018-09-18 11:18:09,798 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 11:18:09,799 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 167 [2018-09-18 11:18:09,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 11:18:09,824 INFO L225 Difference]: With dead ends: 9531 [2018-09-18 11:18:09,825 INFO L226 Difference]: Without dead ends: 5170 [2018-09-18 11:18:09,839 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-18 11:18:09,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5170 states. [2018-09-18 11:18:09,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5170 to 4673. [2018-09-18 11:18:09,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4673 states. [2018-09-18 11:18:09,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4673 states to 4673 states and 6283 transitions. [2018-09-18 11:18:09,958 INFO L78 Accepts]: Start accepts. Automaton has 4673 states and 6283 transitions. Word has length 167 [2018-09-18 11:18:09,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 11:18:09,959 INFO L480 AbstractCegarLoop]: Abstraction has 4673 states and 6283 transitions. [2018-09-18 11:18:09,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 11:18:09,959 INFO L276 IsEmpty]: Start isEmpty. Operand 4673 states and 6283 transitions. [2018-09-18 11:18:09,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-09-18 11:18:09,964 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 11:18:09,964 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 11:18:09,965 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 11:18:09,965 INFO L82 PathProgramCache]: Analyzing trace with hash 962861403, now seen corresponding path program 1 times [2018-09-18 11:18:09,965 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 11:18:09,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:18:09,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:18:09,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:18:09,966 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 11:18:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:18:10,184 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 11:18:10,185 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 11:18:10,185 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 11:18:10,185 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 11:18:10,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 11:18:10,185 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 11:18:10,186 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 11:18:10,186 INFO L87 Difference]: Start difference. First operand 4673 states and 6283 transitions. Second operand 6 states. [2018-09-18 11:18:12,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 11:18:12,018 INFO L93 Difference]: Finished difference Result 10521 states and 14626 transitions. [2018-09-18 11:18:12,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 11:18:12,024 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 187 [2018-09-18 11:18:12,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 11:18:12,057 INFO L225 Difference]: With dead ends: 10521 [2018-09-18 11:18:12,058 INFO L226 Difference]: Without dead ends: 5854 [2018-09-18 11:18:12,082 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-18 11:18:12,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5854 states. [2018-09-18 11:18:12,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5854 to 5792. [2018-09-18 11:18:12,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5792 states. [2018-09-18 11:18:12,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5792 states to 5792 states and 7450 transitions. [2018-09-18 11:18:12,224 INFO L78 Accepts]: Start accepts. Automaton has 5792 states and 7450 transitions. Word has length 187 [2018-09-18 11:18:12,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 11:18:12,225 INFO L480 AbstractCegarLoop]: Abstraction has 5792 states and 7450 transitions. [2018-09-18 11:18:12,225 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 11:18:12,225 INFO L276 IsEmpty]: Start isEmpty. Operand 5792 states and 7450 transitions. [2018-09-18 11:18:12,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-09-18 11:18:12,235 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 11:18:12,236 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, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:18:12,236 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 11:18:12,236 INFO L82 PathProgramCache]: Analyzing trace with hash -1541672056, now seen corresponding path program 1 times [2018-09-18 11:18:12,236 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 11:18:12,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:18:12,237 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:18:12,237 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:18:12,238 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 11:18:12,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:18:12,520 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2018-09-18 11:18:12,520 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 11:18:12,521 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-09-18 11:18:12,521 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 11:18:12,522 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-09-18 11:18:12,522 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-09-18 11:18:12,522 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-18 11:18:12,523 INFO L87 Difference]: Start difference. First operand 5792 states and 7450 transitions. Second operand 4 states. [2018-09-18 11:18:14,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 11:18:14,297 INFO L93 Difference]: Finished difference Result 14824 states and 19496 transitions. [2018-09-18 11:18:14,297 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 11:18:14,297 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 228 [2018-09-18 11:18:14,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 11:18:14,318 INFO L225 Difference]: With dead ends: 14824 [2018-09-18 11:18:14,319 INFO L226 Difference]: Without dead ends: 6437 [2018-09-18 11:18:14,341 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-09-18 11:18:14,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6437 states. [2018-09-18 11:18:14,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6437 to 6273. [2018-09-18 11:18:14,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6273 states. [2018-09-18 11:18:14,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6273 states to 6273 states and 7793 transitions. [2018-09-18 11:18:14,482 INFO L78 Accepts]: Start accepts. Automaton has 6273 states and 7793 transitions. Word has length 228 [2018-09-18 11:18:14,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 11:18:14,483 INFO L480 AbstractCegarLoop]: Abstraction has 6273 states and 7793 transitions. [2018-09-18 11:18:14,483 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-09-18 11:18:14,483 INFO L276 IsEmpty]: Start isEmpty. Operand 6273 states and 7793 transitions. [2018-09-18 11:18:14,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2018-09-18 11:18:14,505 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 11:18:14,506 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 11:18:14,506 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 11:18:14,506 INFO L82 PathProgramCache]: Analyzing trace with hash -2023839100, now seen corresponding path program 1 times [2018-09-18 11:18:14,506 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 11:18:14,507 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:18:14,507 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:18:14,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 11:18:14,508 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 11:18:14,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:18:15,163 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 175 proven. 76 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2018-09-18 11:18:15,164 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 11:18:15,164 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 11:18:15,174 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:18:15,174 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 11:18:15,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:18:15,286 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 11:18:15,907 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 301 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-09-18 11:18:15,907 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 11:18:16,723 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 12 [2018-09-18 11:18:17,246 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 301 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2018-09-18 11:18:17,268 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 11:18:17,268 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 11:18:17,285 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 11:18:17,285 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 11:18:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 11:18:17,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 11:18:17,606 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 296 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-09-18 11:18:17,606 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 11:18:17,881 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 298 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-09-18 11:18:17,883 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 11:18:17,883 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 8, 5, 5] total 19 [2018-09-18 11:18:17,883 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 11:18:17,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-09-18 11:18:17,887 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-09-18 11:18:17,887 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2018-09-18 11:18:17,887 INFO L87 Difference]: Start difference. First operand 6273 states and 7793 transitions. Second operand 13 states. [2018-09-18 11:18:29,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 11:18:29,224 INFO L93 Difference]: Finished difference Result 14180 states and 20182 transitions. [2018-09-18 11:18:29,224 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2018-09-18 11:18:29,224 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 356 [2018-09-18 11:18:29,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 11:18:29,225 INFO L225 Difference]: With dead ends: 14180 [2018-09-18 11:18:29,225 INFO L226 Difference]: Without dead ends: 0 [2018-09-18 11:18:29,260 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1497 GetRequests, 1410 SyntacticMatches, 8 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1968 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=1191, Invalid=5289, Unknown=0, NotChecked=0, Total=6480 [2018-09-18 11:18:29,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-18 11:18:29,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-18 11:18:29,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-18 11:18:29,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-18 11:18:29,262 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 356 [2018-09-18 11:18:29,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 11:18:29,262 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-18 11:18:29,262 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-09-18 11:18:29,262 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-18 11:18:29,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-18 11:18:29,267 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-18 11:18:29,599 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,620 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,623 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,628 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,639 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,650 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,661 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,687 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,690 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,711 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,713 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,717 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,720 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,721 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,723 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,728 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,754 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,756 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,759 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,763 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,770 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,784 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,796 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,819 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,827 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,857 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,922 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,940 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,952 WARN L178 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 128 [2018-09-18 11:18:29,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,975 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,994 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:29,997 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,002 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,012 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,016 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,024 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,043 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,078 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,079 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,089 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,093 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,096 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,098 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,100 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,105 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,121 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,129 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,131 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,146 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,156 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,173 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,186 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,196 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,208 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,234 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,255 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,309 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,312 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 11:18:30,324 WARN L178 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 128 [2018-09-18 11:18:30,836 WARN L178 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 29 [2018-09-18 11:18:31,044 WARN L178 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 36 [2018-09-18 11:18:34,460 WARN L178 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 181 DAG size of output: 61 [2018-09-18 11:18:35,156 WARN L178 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 57 [2018-09-18 11:18:35,822 WARN L178 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 57 [2018-09-18 11:18:35,825 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-18 11:18:35,825 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a19~0)| ~a19~0) (= |old(~a10~0)| ~a10~0)) [2018-09-18 11:18:35,825 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-18 11:18:35,825 INFO L426 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-09-18 11:18:35,826 INFO L426 ceAbstractionStarter]: For program point L201-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,826 INFO L426 ceAbstractionStarter]: For program point L168-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,826 INFO L426 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,826 INFO L426 ceAbstractionStarter]: For program point L102-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,826 INFO L426 ceAbstractionStarter]: For program point L69-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,826 INFO L426 ceAbstractionStarter]: For program point L36-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,826 INFO L426 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-09-18 11:18:35,827 INFO L426 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-09-18 11:18:35,827 INFO L426 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-09-18 11:18:35,827 INFO L426 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-09-18 11:18:35,827 INFO L426 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-09-18 11:18:35,827 INFO L426 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-09-18 11:18:35,827 INFO L426 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-09-18 11:18:35,827 INFO L426 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-09-18 11:18:35,827 INFO L426 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-09-18 11:18:35,828 INFO L426 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-09-18 11:18:35,828 INFO L426 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-09-18 11:18:35,828 INFO L426 ceAbstractionStarter]: For program point L171-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,828 INFO L426 ceAbstractionStarter]: For program point L138-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,828 INFO L426 ceAbstractionStarter]: For program point L105-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,828 INFO L426 ceAbstractionStarter]: For program point L72-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,828 INFO L426 ceAbstractionStarter]: For program point L39-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,828 INFO L426 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-09-18 11:18:35,829 INFO L426 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-09-18 11:18:35,829 INFO L426 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-09-18 11:18:35,829 INFO L426 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-09-18 11:18:35,829 INFO L426 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-09-18 11:18:35,829 INFO L426 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-09-18 11:18:35,829 INFO L426 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-09-18 11:18:35,829 INFO L426 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-09-18 11:18:35,829 INFO L426 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-09-18 11:18:35,829 INFO L426 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-09-18 11:18:35,830 INFO L426 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-09-18 11:18:35,830 INFO L426 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-09-18 11:18:35,830 INFO L426 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-09-18 11:18:35,830 INFO L426 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-09-18 11:18:35,830 INFO L426 ceAbstractionStarter]: For program point L174-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,830 INFO L426 ceAbstractionStarter]: For program point L141-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,830 INFO L426 ceAbstractionStarter]: For program point L108-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,830 INFO L426 ceAbstractionStarter]: For program point L75-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,830 INFO L426 ceAbstractionStarter]: For program point L42-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,831 INFO L426 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-09-18 11:18:35,831 INFO L426 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-09-18 11:18:35,831 INFO L426 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-09-18 11:18:35,831 INFO L426 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-09-18 11:18:35,831 INFO L426 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-09-18 11:18:35,831 INFO L426 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-09-18 11:18:35,831 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2018-09-18 11:18:35,831 INFO L426 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-09-18 11:18:35,832 INFO L426 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-09-18 11:18:35,832 INFO L426 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-09-18 11:18:35,832 INFO L426 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-09-18 11:18:35,832 INFO L426 ceAbstractionStarter]: For program point L177-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,832 INFO L426 ceAbstractionStarter]: For program point L144-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,832 INFO L426 ceAbstractionStarter]: For program point L111-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,832 INFO L426 ceAbstractionStarter]: For program point L78-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,832 INFO L426 ceAbstractionStarter]: For program point L45-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,832 INFO L426 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-09-18 11:18:35,833 INFO L426 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-09-18 11:18:35,833 INFO L426 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-09-18 11:18:35,833 INFO L426 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-09-18 11:18:35,833 INFO L426 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-09-18 11:18:35,833 INFO L426 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-09-18 11:18:35,833 INFO L426 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-09-18 11:18:35,833 INFO L426 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-09-18 11:18:35,833 INFO L426 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-09-18 11:18:35,833 INFO L426 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-09-18 11:18:35,833 INFO L426 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-09-18 11:18:35,834 INFO L426 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-09-18 11:18:35,834 INFO L426 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-09-18 11:18:35,834 INFO L426 ceAbstractionStarter]: For program point L180-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,834 INFO L426 ceAbstractionStarter]: For program point L147-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,834 INFO L426 ceAbstractionStarter]: For program point L114-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,834 INFO L426 ceAbstractionStarter]: For program point L81-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,834 INFO L426 ceAbstractionStarter]: For program point L48-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,834 INFO L426 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-09-18 11:18:35,835 INFO L426 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-09-18 11:18:35,835 INFO L426 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-09-18 11:18:35,835 INFO L426 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-09-18 11:18:35,835 INFO L426 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-09-18 11:18:35,835 INFO L426 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-09-18 11:18:35,835 INFO L426 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-09-18 11:18:35,835 INFO L426 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-09-18 11:18:35,835 INFO L426 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-09-18 11:18:35,835 INFO L426 ceAbstractionStarter]: For program point L183-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,835 INFO L426 ceAbstractionStarter]: For program point L150-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,836 INFO L426 ceAbstractionStarter]: For program point L117-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,836 INFO L426 ceAbstractionStarter]: For program point L84-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,836 INFO L426 ceAbstractionStarter]: For program point L51-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,836 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,836 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,836 INFO L426 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-09-18 11:18:35,836 INFO L426 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-09-18 11:18:35,836 INFO L426 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-09-18 11:18:35,836 INFO L426 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-09-18 11:18:35,836 INFO L426 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-09-18 11:18:35,837 INFO L426 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-09-18 11:18:35,837 INFO L426 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-09-18 11:18:35,837 INFO L426 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-09-18 11:18:35,837 INFO L426 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-09-18 11:18:35,837 INFO L426 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-09-18 11:18:35,837 INFO L426 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-09-18 11:18:35,837 INFO L426 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-09-18 11:18:35,837 INFO L426 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-09-18 11:18:35,837 INFO L426 ceAbstractionStarter]: For program point L186-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,837 INFO L426 ceAbstractionStarter]: For program point L153-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,838 INFO L426 ceAbstractionStarter]: For program point L120-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,838 INFO L426 ceAbstractionStarter]: For program point L87-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,838 INFO L426 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-09-18 11:18:35,838 INFO L426 ceAbstractionStarter]: For program point L54-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,838 INFO L426 ceAbstractionStarter]: For program point L21-2(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,838 INFO L426 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-09-18 11:18:35,838 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-09-18 11:18:35,838 INFO L426 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-09-18 11:18:35,838 INFO L426 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-09-18 11:18:35,839 INFO L426 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-09-18 11:18:35,839 INFO L426 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-09-18 11:18:35,839 INFO L426 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-09-18 11:18:35,839 INFO L426 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-09-18 11:18:35,839 INFO L426 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-09-18 11:18:35,839 INFO L426 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-09-18 11:18:35,839 INFO L426 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-09-18 11:18:35,839 INFO L426 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-09-18 11:18:35,839 INFO L426 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-09-18 11:18:35,839 INFO L426 ceAbstractionStarter]: For program point L189-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,840 INFO L426 ceAbstractionStarter]: For program point L156-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,840 INFO L426 ceAbstractionStarter]: For program point L123-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,840 INFO L426 ceAbstractionStarter]: For program point L90-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,840 INFO L426 ceAbstractionStarter]: For program point L57-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,840 INFO L426 ceAbstractionStarter]: For program point L24-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,840 INFO L426 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-09-18 11:18:35,840 INFO L426 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-09-18 11:18:35,840 INFO L426 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-09-18 11:18:35,840 INFO L426 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-09-18 11:18:35,841 INFO L426 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-09-18 11:18:35,841 INFO L426 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-09-18 11:18:35,841 INFO L426 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-09-18 11:18:35,841 INFO L426 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-09-18 11:18:35,841 INFO L426 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-09-18 11:18:35,841 INFO L426 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-09-18 11:18:35,841 INFO L426 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-09-18 11:18:35,842 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse12 (<= ~a1~0 218)) (.cse17 (= |old(~a19~0)| ~a19~0)) (.cse18 (<= |old(~a1~0)| ~a1~0)) (.cse16 (= |old(~a10~0)| ~a10~0))) (let ((.cse10 (< |old(~a19~0)| 9)) (.cse8 (and .cse17 .cse18 .cse16)) (.cse5 (= 2 |old(~a10~0)|)) (.cse15 (not (= 8 |old(~a19~0)|))) (.cse1 (<= ~a1~0 23)) (.cse13 (= 7 |old(~a19~0)|)) (.cse7 (< 23 |old(~a1~0)|)) (.cse0 (= 3 |old(~a10~0)|)) (.cse2 (= 4 |old(~a10~0)|)) (.cse9 (= 10 |old(~a19~0)|)) (.cse3 (not (= 14 ~a4~0))) (.cse4 (not (= 0 ~a12~0))) (.cse11 (< 218 |old(~a1~0)|)) (.cse6 (= 0 |old(~a10~0)|)) (.cse14 (and .cse12 .cse17 .cse18 .cse16))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse8 .cse9 .cse3 .cse4 .cse10) (or (or .cse9 .cse11 .cse10) .cse3 .cse12 .cse4) (or .cse13 .cse2 .cse9 .cse3 .cse4 .cse11 .cse6 .cse14) (or .cse0 .cse2 .cse9 .cse3 .cse4 .cse6 .cse1 .cse7) (or .cse15 .cse3 .cse4 .cse11 .cse12) (or .cse14 (or .cse0 .cse2 .cse3 .cse4 .cse11 .cse5 .cse10)) (or .cse0 .cse2 .cse8 .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse15 .cse3 .cse4 (and (= 8 ~a19~0) .cse16)) (or (and .cse17 .cse1 .cse18 .cse16) .cse13 .cse9 .cse3 .cse4 .cse7) (or .cse0 .cse2 .cse9 .cse3 .cse4 .cse11 .cse6 .cse14)))) [2018-09-18 11:18:35,842 INFO L426 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-09-18 11:18:35,842 INFO L426 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-09-18 11:18:35,842 INFO L426 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-09-18 11:18:35,842 INFO L426 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,842 INFO L426 ceAbstractionStarter]: For program point L159-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,842 INFO L426 ceAbstractionStarter]: For program point L126-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,843 INFO L426 ceAbstractionStarter]: For program point L93-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,843 INFO L426 ceAbstractionStarter]: For program point L60-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,843 INFO L426 ceAbstractionStarter]: For program point L27-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,843 INFO L426 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-09-18 11:18:35,843 INFO L426 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-09-18 11:18:35,843 INFO L426 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-09-18 11:18:35,843 INFO L426 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-09-18 11:18:35,843 INFO L426 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-09-18 11:18:35,843 INFO L426 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-09-18 11:18:35,844 INFO L426 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-09-18 11:18:35,844 INFO L426 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-09-18 11:18:35,844 INFO L426 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-09-18 11:18:35,844 INFO L426 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-09-18 11:18:35,844 INFO L426 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-09-18 11:18:35,844 INFO L426 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-09-18 11:18:35,844 INFO L426 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-09-18 11:18:35,844 INFO L426 ceAbstractionStarter]: For program point L195-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,844 INFO L426 ceAbstractionStarter]: For program point L162-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,845 INFO L426 ceAbstractionStarter]: For program point L129-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,845 INFO L426 ceAbstractionStarter]: For program point L96-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,845 INFO L426 ceAbstractionStarter]: For program point L63-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,845 INFO L426 ceAbstractionStarter]: For program point L30-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,845 INFO L426 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-09-18 11:18:35,845 INFO L426 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-09-18 11:18:35,845 INFO L426 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-09-18 11:18:35,845 INFO L426 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-09-18 11:18:35,845 INFO L426 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-09-18 11:18:35,845 INFO L426 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-09-18 11:18:35,846 INFO L426 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-09-18 11:18:35,846 INFO L426 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-09-18 11:18:35,846 INFO L426 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-09-18 11:18:35,846 INFO L426 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-09-18 11:18:35,846 INFO L426 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-09-18 11:18:35,846 INFO L426 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-09-18 11:18:35,846 INFO L426 ceAbstractionStarter]: For program point L198-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,846 INFO L426 ceAbstractionStarter]: For program point L165-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,846 INFO L426 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,846 INFO L426 ceAbstractionStarter]: For program point L99-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,847 INFO L426 ceAbstractionStarter]: For program point L66-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,847 INFO L426 ceAbstractionStarter]: For program point L33-1(lines 20 574) no Hoare annotation was computed. [2018-09-18 11:18:35,847 INFO L426 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-09-18 11:18:35,847 INFO L426 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-09-18 11:18:35,847 INFO L426 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-09-18 11:18:35,847 INFO L426 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-09-18 11:18:35,847 INFO L426 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-09-18 11:18:35,847 INFO L426 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-09-18 11:18:35,847 INFO L426 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-09-18 11:18:35,848 INFO L426 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-09-18 11:18:35,848 INFO L426 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-09-18 11:18:35,848 INFO L426 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-09-18 11:18:35,848 INFO L426 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-09-18 11:18:35,848 INFO L426 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-09-18 11:18:35,848 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-18 11:18:35,848 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a10~0 3)) (not (= ~a10~0 2)) (<= ~a1~0 23) (not (= ~a19~0 10)) (= ~a12~0 0) (not (= ~a10~0 1)) (= ~a4~0 14) (not (= ~a10~0 4)) (<= 9 ~a19~0)) [2018-09-18 11:18:35,848 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-18 11:18:35,849 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-18 11:18:35,849 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (= 3 |old(~a10~0)|) (and (= |old(~a19~0)| ~a19~0) (<= ~a1~0 23) (<= |old(~a1~0)| ~a1~0) (= |old(~a10~0)| ~a10~0)) (= 4 |old(~a10~0)|) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (= 2 |old(~a10~0)|) (= 1 |old(~a10~0)|) (< 23 |old(~a1~0)|) (< |old(~a19~0)| 9)) [2018-09-18 11:18:35,849 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-09-18 11:18:35,849 INFO L422 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (let ((.cse6 (<= 9 ~a19~0)) (.cse5 (not (= ~a10~0 2))) (.cse7 (not (= 7 ~a19~0))) (.cse1 (<= ~a1~0 218)) (.cse2 (not (= ~a19~0 10))) (.cse3 (not (= 0 ~a10~0))) (.cse4 (not (= ~a10~0 4))) (.cse0 (not (= ~a10~0 3)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse4 .cse6) (and .cse2 .cse6) (and .cse0 .cse5 .cse3 .cse4) (not (= 0 ~a12~0)) (< 23 |old(~a1~0)|) (and .cse7 (<= ~a1~0 23) .cse2) (= 4 |old(~a10~0)|) (= 2 |old(~a10~0)|) (= 1 |old(~a10~0)|) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (and .cse7 .cse1 .cse2 .cse3 .cse4) (= 3 |old(~a10~0)|) (and .cse0 (= 8 ~a19~0)) (< |old(~a19~0)| 9))) [2018-09-18 11:18:35,849 INFO L426 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-09-18 11:18:35,850 INFO L426 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-09-18 11:18:35,850 INFO L426 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-09-18 11:18:35,850 INFO L422 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (let ((.cse6 (<= 9 ~a19~0)) (.cse5 (not (= ~a10~0 2))) (.cse7 (not (= 7 ~a19~0))) (.cse1 (<= ~a1~0 218)) (.cse2 (not (= ~a19~0 10))) (.cse3 (not (= 0 ~a10~0))) (.cse4 (not (= ~a10~0 4))) (.cse0 (not (= ~a10~0 3)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse1 .cse4 .cse6) (and .cse2 .cse6) (and .cse0 .cse5 .cse3 .cse4) (not (= 0 ~a12~0)) (< 23 |old(~a1~0)|) (and .cse7 (<= ~a1~0 23) .cse2) (= 4 |old(~a10~0)|) (= 2 |old(~a10~0)|) (= 1 |old(~a10~0)|) (= 10 |old(~a19~0)|) (not (= 14 ~a4~0)) (and .cse7 .cse1 .cse2 .cse3 .cse4) (= 3 |old(~a10~0)|) (and .cse0 (= 8 ~a19~0)) (< |old(~a19~0)| 9))) [2018-09-18 11:18:35,850 INFO L426 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-09-18 11:18:35,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.09 11:18:35 BoogieIcfgContainer [2018-09-18 11:18:35,867 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-18 11:18:35,868 INFO L168 Benchmark]: Toolchain (without parser) took 52227.29 ms. Allocated memory was 1.5 GB in the beginning and 2.9 GB in the end (delta: 1.4 GB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -926.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2018-09-18 11:18:35,870 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 11:18:35,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 703.80 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 11:18:35,871 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.71 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 11:18:35,872 INFO L168 Benchmark]: Boogie Preprocessor took 262.74 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 766.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -858.7 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. [2018-09-18 11:18:35,873 INFO L168 Benchmark]: RCFGBuilder took 2961.70 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 108.5 MB). Peak memory consumption was 108.5 MB. Max. memory is 7.1 GB. [2018-09-18 11:18:35,873 INFO L168 Benchmark]: TraceAbstraction took 48199.96 ms. Allocated memory was 2.3 GB in the beginning and 2.9 GB in the end (delta: 594.5 MB). Free memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: -229.5 MB). Peak memory consumption was 996.7 MB. Max. memory is 7.1 GB. [2018-09-18 11:18:35,878 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 703.80 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 92.71 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 262.74 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 766.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -858.7 MB). Peak memory consumption was 29.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2961.70 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 108.5 MB). Peak memory consumption was 108.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 48199.96 ms. Allocated memory was 2.3 GB in the beginning and 2.9 GB in the end (delta: 594.5 MB). Free memory was 2.1 GB in the beginning and 2.3 GB in the end (delta: -229.5 MB). Peak memory consumption was 996.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 115]: 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: 582]: Loop Invariant Derived loop invariant: ((((((((((((((((((!(a10 == 3) && a1 <= 218) && !(a19 == 10)) && !(0 == a10)) && !(a10 == 4)) || ((((!(a10 == 3) && !(a10 == 2)) && a1 <= 218) && !(a10 == 4)) && 9 <= a19)) || (!(a19 == 10) && 9 <= a19)) || (((!(a10 == 3) && !(a10 == 2)) && !(0 == a10)) && !(a10 == 4))) || !(0 == a12)) || 23 < \old(a1)) || ((!(7 == a19) && a1 <= 23) && !(a19 == 10))) || 4 == \old(a10)) || 2 == \old(a10)) || 1 == \old(a10)) || 10 == \old(a19)) || !(14 == a4)) || ((((!(7 == a19) && a1 <= 218) && !(a19 == 10)) && !(0 == a10)) && !(a10 == 4))) || 3 == \old(a10)) || (!(a10 == 3) && 8 == a19)) || \old(a19) < 9 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 48.0s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 32.7s AutomataDifference, 0.0s DeadEndRemovalTime, 6.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 955 SDtfs, 9532 SDslu, 1193 SDs, 0 SdLazy, 14328 SolverSat, 3462 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1827 GetRequests, 1682 SyntacticMatches, 16 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1992 ImplicationChecksByTransitivity, 5.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6273occurred in iteration=9, 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: 0.9s AutomataMinimizationTime, 10 MinimizatonAttempts, 813 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 292 PreInvPairs, 560 NumberOfFragments, 687 HoareAnnotationTreeSize, 292 FomulaSimplifications, 48141 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 10606 FormulaSimplificationTreeSizeReductionInter, 5.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 2465 NumberOfCodeBlocks, 2465 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 3286 ConstructedInterpolants, 0 QuantifiedInterpolants, 4542605 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1391 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 2220/2343 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/Problem10_label22_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-18_11-18-35-894.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem10_label22_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-18_11-18-35-894.csv Received shutdown request...