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/Problem02_label30_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 10:09:14,828 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 10:09:14,831 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 10:09:14,850 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 10:09:14,850 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 10:09:14,852 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 10:09:14,853 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 10:09:14,856 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 10:09:14,858 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 10:09:14,863 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 10:09:14,864 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 10:09:14,865 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 10:09:14,866 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 10:09:14,867 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 10:09:14,868 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 10:09:14,868 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 10:09:14,869 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 10:09:14,871 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 10:09:14,873 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 10:09:14,875 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 10:09:14,876 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 10:09:14,877 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 10:09:14,880 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-18 10:09:14,880 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-18 10:09:14,880 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-18 10:09:14,881 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-18 10:09:14,882 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-18 10:09:14,883 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-18 10:09:14,883 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-18 10:09:14,885 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-18 10:09:14,885 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-18 10:09:14,886 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-18 10:09:14,886 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-18 10:09:14,886 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-18 10:09:14,887 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-18 10:09:14,888 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-18 10:09:14,888 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf [2018-09-18 10:09:14,906 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 10:09:14,906 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 10:09:14,907 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 10:09:14,907 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 10:09:14,908 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 10:09:14,908 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 10:09:14,908 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 10:09:14,908 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 10:09:14,908 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 10:09:14,909 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 10:09:14,909 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 10:09:14,909 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 10:09:14,910 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 10:09:14,910 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 10:09:14,910 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 10:09:14,910 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 10:09:14,911 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 10:09:14,911 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 10:09:14,911 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 10:09:14,911 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 10:09:14,911 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 10:09:14,912 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 10:09:14,912 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 10:09:14,912 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 10:09:14,912 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 10:09:14,912 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 10:09:14,912 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 10:09:14,913 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 10:09:14,913 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-18 10:09:14,913 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 10:09:14,913 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 10:09:14,913 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 10:09:14,914 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 10:09:14,914 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 10:09:14,959 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 10:09:14,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 10:09:14,979 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 10:09:14,980 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 10:09:14,981 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 10:09:14,982 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c [2018-09-18 10:09:15,321 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06ab16d71/e325f789ca3344a6871daceb1bc79f90/FLAGd92e47608 [2018-09-18 10:09:15,615 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 10:09:15,616 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label30_true-unreach-call_false-termination.c [2018-09-18 10:09:15,628 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06ab16d71/e325f789ca3344a6871daceb1bc79f90/FLAGd92e47608 [2018-09-18 10:09:15,647 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06ab16d71/e325f789ca3344a6871daceb1bc79f90 [2018-09-18 10:09:15,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 10:09:15,663 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 10:09:15,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 10:09:15,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 10:09:15,671 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 10:09:15,672 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:09:15" (1/1) ... [2018-09-18 10:09:15,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c5c827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:15, skipping insertion in model container [2018-09-18 10:09:15,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:09:15" (1/1) ... [2018-09-18 10:09:15,691 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 10:09:16,218 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:09:16,245 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 10:09:16,372 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:09:16,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:16 WrapperNode [2018-09-18 10:09:16,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 10:09:16,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 10:09:16,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 10:09:16,445 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 10:09:16,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:16" (1/1) ... [2018-09-18 10:09:16,486 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:16" (1/1) ... [2018-09-18 10:09:16,569 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 10:09:16,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 10:09:16,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 10:09:16,570 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 10:09:16,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:16" (1/1) ... [2018-09-18 10:09:16,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:16" (1/1) ... [2018-09-18 10:09:16,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:16" (1/1) ... [2018-09-18 10:09:16,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:16" (1/1) ... [2018-09-18 10:09:16,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:16" (1/1) ... [2018-09-18 10:09:16,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:16" (1/1) ... [2018-09-18 10:09:16,800 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:16" (1/1) ... [2018-09-18 10:09:16,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 10:09:16,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 10:09:16,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 10:09:16,816 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 10:09:16,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 10:09:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 10:09:16,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 10:09:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-18 10:09:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-18 10:09:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 10:09:16,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 10:09:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 10:09:16,894 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 10:09:20,089 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 10:09:20,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:09:20 BoogieIcfgContainer [2018-09-18 10:09:20,090 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 10:09:20,091 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-18 10:09:20,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-18 10:09:20,094 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-18 10:09:20,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.09 10:09:15" (1/3) ... [2018-09-18 10:09:20,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c97f18e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:09:20, skipping insertion in model container [2018-09-18 10:09:20,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:16" (2/3) ... [2018-09-18 10:09:20,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c97f18e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:09:20, skipping insertion in model container [2018-09-18 10:09:20,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:09:20" (3/3) ... [2018-09-18 10:09:20,098 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label30_true-unreach-call_false-termination.c [2018-09-18 10:09:20,112 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-18 10:09:20,124 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-18 10:09:20,194 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-18 10:09:20,195 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-18 10:09:20,196 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-18 10:09:20,196 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-18 10:09:20,196 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-18 10:09:20,196 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-18 10:09:20,196 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-18 10:09:20,197 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-18 10:09:20,197 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-18 10:09:20,227 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-09-18 10:09:20,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2018-09-18 10:09:20,243 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:20,245 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:09:20,246 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:20,252 INFO L82 PathProgramCache]: Analyzing trace with hash -564012609, now seen corresponding path program 1 times [2018-09-18 10:09:20,256 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:20,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:20,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:20,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:20,315 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:20,934 WARN L178 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 10:09:21,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:21,027 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:09:21,027 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-18 10:09:21,027 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:21,036 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:09:21,053 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:09:21,054 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:09:21,057 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-09-18 10:09:22,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:22,556 INFO L93 Difference]: Finished difference Result 618 states and 1056 transitions. [2018-09-18 10:09:22,557 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:09:22,558 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 135 [2018-09-18 10:09:22,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:22,580 INFO L225 Difference]: With dead ends: 618 [2018-09-18 10:09:22,580 INFO L226 Difference]: Without dead ends: 379 [2018-09-18 10:09:22,587 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:09:22,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2018-09-18 10:09:22,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 379. [2018-09-18 10:09:22,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 379 states. [2018-09-18 10:09:22,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 379 states and 621 transitions. [2018-09-18 10:09:22,674 INFO L78 Accepts]: Start accepts. Automaton has 379 states and 621 transitions. Word has length 135 [2018-09-18 10:09:22,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:22,675 INFO L480 AbstractCegarLoop]: Abstraction has 379 states and 621 transitions. [2018-09-18 10:09:22,675 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:09:22,675 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 621 transitions. [2018-09-18 10:09:22,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-18 10:09:22,689 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:22,689 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:09:22,691 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:22,692 INFO L82 PathProgramCache]: Analyzing trace with hash -1268148278, now seen corresponding path program 1 times [2018-09-18 10:09:22,692 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:22,693 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:22,694 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:22,694 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:22,694 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:22,920 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:22,920 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:09:22,921 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 10:09:22,921 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:22,923 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 10:09:22,923 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 10:09:22,923 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 10:09:22,924 INFO L87 Difference]: Start difference. First operand 379 states and 621 transitions. Second operand 6 states. [2018-09-18 10:09:25,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:25,105 INFO L93 Difference]: Finished difference Result 1231 states and 2094 transitions. [2018-09-18 10:09:25,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-18 10:09:25,109 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 151 [2018-09-18 10:09:25,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:25,118 INFO L225 Difference]: With dead ends: 1231 [2018-09-18 10:09:25,119 INFO L226 Difference]: Without dead ends: 858 [2018-09-18 10:09:25,126 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 10:09:25,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 858 states. [2018-09-18 10:09:25,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 858 to 821. [2018-09-18 10:09:25,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 821 states. [2018-09-18 10:09:25,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 821 states and 1290 transitions. [2018-09-18 10:09:25,204 INFO L78 Accepts]: Start accepts. Automaton has 821 states and 1290 transitions. Word has length 151 [2018-09-18 10:09:25,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:25,204 INFO L480 AbstractCegarLoop]: Abstraction has 821 states and 1290 transitions. [2018-09-18 10:09:25,204 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 10:09:25,205 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1290 transitions. [2018-09-18 10:09:25,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-09-18 10:09:25,210 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:25,211 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:09:25,211 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:25,211 INFO L82 PathProgramCache]: Analyzing trace with hash 1898018613, now seen corresponding path program 1 times [2018-09-18 10:09:25,212 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:25,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:25,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:25,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:25,213 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:25,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:25,436 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:25,437 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:09:25,437 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 10:09:25,437 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:25,438 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 10:09:25,438 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 10:09:25,438 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 10:09:25,439 INFO L87 Difference]: Start difference. First operand 821 states and 1290 transitions. Second operand 6 states. [2018-09-18 10:09:30,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:30,233 INFO L93 Difference]: Finished difference Result 2553 states and 4218 transitions. [2018-09-18 10:09:30,236 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 10:09:30,236 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 158 [2018-09-18 10:09:30,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:30,253 INFO L225 Difference]: With dead ends: 2553 [2018-09-18 10:09:30,253 INFO L226 Difference]: Without dead ends: 1738 [2018-09-18 10:09:30,259 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 10:09:30,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1738 states. [2018-09-18 10:09:30,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1738 to 1680. [2018-09-18 10:09:30,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1680 states. [2018-09-18 10:09:30,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1680 states and 2538 transitions. [2018-09-18 10:09:30,349 INFO L78 Accepts]: Start accepts. Automaton has 1680 states and 2538 transitions. Word has length 158 [2018-09-18 10:09:30,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:30,350 INFO L480 AbstractCegarLoop]: Abstraction has 1680 states and 2538 transitions. [2018-09-18 10:09:30,350 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 10:09:30,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 2538 transitions. [2018-09-18 10:09:30,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-09-18 10:09:30,363 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:30,363 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:09:30,364 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:30,364 INFO L82 PathProgramCache]: Analyzing trace with hash -622646755, now seen corresponding path program 1 times [2018-09-18 10:09:30,364 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:30,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:30,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:30,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:30,366 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:30,631 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-09-18 10:09:30,631 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:09:30,632 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 10:09:30,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:30,643 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:09:30,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:30,743 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:09:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:30,981 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:09:31,227 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 26 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:31,251 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:09:31,252 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 3 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 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:09:31,269 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:31,269 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:09:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:31,430 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:09:31,720 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-09-18 10:09:31,721 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:09:31,823 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-09-18 10:09:31,826 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2018-09-18 10:09:31,826 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5, 5, 5] total 11 [2018-09-18 10:09:31,826 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:31,827 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:09:31,828 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:09:31,828 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-09-18 10:09:31,828 INFO L87 Difference]: Start difference. First operand 1680 states and 2538 transitions. Second operand 5 states. [2018-09-18 10:09:34,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:34,347 INFO L93 Difference]: Finished difference Result 3333 states and 5063 transitions. [2018-09-18 10:09:34,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:09:34,348 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 160 [2018-09-18 10:09:34,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:34,357 INFO L225 Difference]: With dead ends: 3333 [2018-09-18 10:09:34,358 INFO L226 Difference]: Without dead ends: 1659 [2018-09-18 10:09:34,364 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 647 GetRequests, 630 SyntacticMatches, 8 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-09-18 10:09:34,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2018-09-18 10:09:34,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1651. [2018-09-18 10:09:34,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1651 states. [2018-09-18 10:09:34,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1651 states and 2426 transitions. [2018-09-18 10:09:34,412 INFO L78 Accepts]: Start accepts. Automaton has 1651 states and 2426 transitions. Word has length 160 [2018-09-18 10:09:34,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:34,412 INFO L480 AbstractCegarLoop]: Abstraction has 1651 states and 2426 transitions. [2018-09-18 10:09:34,412 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:09:34,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 2426 transitions. [2018-09-18 10:09:34,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-09-18 10:09:34,420 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:34,420 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:09:34,421 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:34,421 INFO L82 PathProgramCache]: Analyzing trace with hash -2117867971, now seen corresponding path program 1 times [2018-09-18 10:09:34,421 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:34,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:34,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:34,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:34,423 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:34,710 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:34,710 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:09:34,710 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-18 10:09:34,710 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:34,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:09:34,711 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:09:34,711 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:09:34,712 INFO L87 Difference]: Start difference. First operand 1651 states and 2426 transitions. Second operand 5 states. [2018-09-18 10:09:35,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:35,907 INFO L93 Difference]: Finished difference Result 3183 states and 4658 transitions. [2018-09-18 10:09:35,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:09:35,907 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 162 [2018-09-18 10:09:35,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:35,915 INFO L225 Difference]: With dead ends: 3183 [2018-09-18 10:09:35,916 INFO L226 Difference]: Without dead ends: 1390 [2018-09-18 10:09:35,922 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:09:35,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1390 states. [2018-09-18 10:09:35,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1390 to 1376. [2018-09-18 10:09:35,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1376 states. [2018-09-18 10:09:35,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1376 states and 1944 transitions. [2018-09-18 10:09:35,957 INFO L78 Accepts]: Start accepts. Automaton has 1376 states and 1944 transitions. Word has length 162 [2018-09-18 10:09:35,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:35,958 INFO L480 AbstractCegarLoop]: Abstraction has 1376 states and 1944 transitions. [2018-09-18 10:09:35,958 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:09:35,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1944 transitions. [2018-09-18 10:09:35,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2018-09-18 10:09:35,964 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:35,964 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:09:35,964 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:35,965 INFO L82 PathProgramCache]: Analyzing trace with hash -635358846, now seen corresponding path program 1 times [2018-09-18 10:09:35,965 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:35,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:35,966 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:35,966 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:35,966 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:36,132 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:36,132 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:09:36,133 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 10:09:36,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:36,142 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:09:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:36,223 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:09:36,308 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:36,308 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:09:36,440 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:36,461 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:09:36,461 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 5 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 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:09:36,518 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:36,519 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:09:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:36,665 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:09:36,732 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:36,733 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:09:36,884 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:36,889 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 10:09:36,889 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 12 [2018-09-18 10:09:36,889 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 10:09:36,890 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-18 10:09:36,890 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-18 10:09:36,890 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-09-18 10:09:36,891 INFO L87 Difference]: Start difference. First operand 1376 states and 1944 transitions. Second operand 9 states. [2018-09-18 10:09:41,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:41,927 INFO L93 Difference]: Finished difference Result 5972 states and 10079 transitions. [2018-09-18 10:09:41,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-09-18 10:09:41,928 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 167 [2018-09-18 10:09:41,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:41,963 INFO L225 Difference]: With dead ends: 5972 [2018-09-18 10:09:41,963 INFO L226 Difference]: Without dead ends: 4602 [2018-09-18 10:09:41,983 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 688 GetRequests, 664 SyntacticMatches, 6 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=126, Invalid=254, Unknown=0, NotChecked=0, Total=380 [2018-09-18 10:09:41,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4602 states. [2018-09-18 10:09:42,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4602 to 4399. [2018-09-18 10:09:42,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4399 states. [2018-09-18 10:09:42,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4399 states to 4399 states and 6278 transitions. [2018-09-18 10:09:42,155 INFO L78 Accepts]: Start accepts. Automaton has 4399 states and 6278 transitions. Word has length 167 [2018-09-18 10:09:42,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:42,156 INFO L480 AbstractCegarLoop]: Abstraction has 4399 states and 6278 transitions. [2018-09-18 10:09:42,156 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-18 10:09:42,156 INFO L276 IsEmpty]: Start isEmpty. Operand 4399 states and 6278 transitions. [2018-09-18 10:09:42,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-09-18 10:09:42,177 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:42,178 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:09:42,178 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:42,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1896536654, now seen corresponding path program 1 times [2018-09-18 10:09:42,179 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:42,179 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:42,180 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:42,180 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:42,180 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:42,610 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-09-18 10:09:42,610 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:09:42,611 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 10:09:42,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:42,628 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:09:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:42,705 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:09:42,830 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-18 10:09:42,830 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:09:43,021 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-18 10:09:43,042 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-18 10:09:43,043 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5] total 7 [2018-09-18 10:09:43,043 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:43,043 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:09:43,043 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:09:43,044 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-09-18 10:09:43,044 INFO L87 Difference]: Start difference. First operand 4399 states and 6278 transitions. Second operand 3 states. [2018-09-18 10:09:44,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:44,010 INFO L93 Difference]: Finished difference Result 8267 states and 11838 transitions. [2018-09-18 10:09:44,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:09:44,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 172 [2018-09-18 10:09:44,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:44,013 INFO L225 Difference]: With dead ends: 8267 [2018-09-18 10:09:44,013 INFO L226 Difference]: Without dead ends: 0 [2018-09-18 10:09:44,060 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 346 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-09-18 10:09:44,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-18 10:09:44,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-18 10:09:44,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-18 10:09:44,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-18 10:09:44,061 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 172 [2018-09-18 10:09:44,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:44,062 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-18 10:09:44,062 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:09:44,062 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-18 10:09:44,062 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-18 10:09:44,067 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-18 10:09:44,428 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-09-18 10:09:45,147 WARN L178 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 55 [2018-09-18 10:09:45,269 WARN L178 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2018-09-18 10:09:45,481 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2018-09-18 10:09:45,483 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-18 10:09:45,484 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= |old(~a19~0)| ~a19~0) (= ~a11~0 |old(~a11~0)|) (or (not (= 9 ~a17~0)) (= 9 |old(~a17~0)|)) (= |old(~a25~0)| ~a25~0)) [2018-09-18 10:09:45,484 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-18 10:09:45,484 INFO L426 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,484 INFO L426 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,484 INFO L426 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,484 INFO L426 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,484 INFO L426 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,485 INFO L426 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-09-18 10:09:45,485 INFO L426 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-09-18 10:09:45,485 INFO L426 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-09-18 10:09:45,485 INFO L426 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-09-18 10:09:45,485 INFO L426 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-09-18 10:09:45,485 INFO L426 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-09-18 10:09:45,485 INFO L426 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-09-18 10:09:45,485 INFO L426 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-09-18 10:09:45,485 INFO L426 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-09-18 10:09:45,485 INFO L426 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-09-18 10:09:45,486 INFO L426 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-09-18 10:09:45,487 INFO L426 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-09-18 10:09:45,487 INFO L426 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-09-18 10:09:45,487 INFO L426 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-09-18 10:09:45,487 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-09-18 10:09:45,487 INFO L426 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-09-18 10:09:45,487 INFO L426 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-09-18 10:09:45,487 INFO L426 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-09-18 10:09:45,487 INFO L426 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-09-18 10:09:45,487 INFO L426 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-09-18 10:09:45,487 INFO L426 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-09-18 10:09:45,488 INFO L426 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-09-18 10:09:45,488 INFO L426 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,488 INFO L426 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,488 INFO L426 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,488 INFO L426 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,488 INFO L426 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,488 INFO L426 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-09-18 10:09:45,488 INFO L426 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-09-18 10:09:45,489 INFO L426 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-09-18 10:09:45,489 INFO L426 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-09-18 10:09:45,489 INFO L426 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-09-18 10:09:45,489 INFO L426 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-09-18 10:09:45,489 INFO L426 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-09-18 10:09:45,489 INFO L426 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-09-18 10:09:45,489 INFO L426 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-09-18 10:09:45,489 INFO L426 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-09-18 10:09:45,490 INFO L426 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-09-18 10:09:45,490 INFO L426 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,490 INFO L426 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,490 INFO L426 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,490 INFO L426 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,490 INFO L426 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,490 INFO L426 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-09-18 10:09:45,490 INFO L426 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-09-18 10:09:45,491 INFO L426 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-09-18 10:09:45,491 INFO L426 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-09-18 10:09:45,491 INFO L426 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-09-18 10:09:45,491 INFO L426 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-09-18 10:09:45,491 INFO L426 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-09-18 10:09:45,491 INFO L426 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-09-18 10:09:45,491 INFO L426 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-09-18 10:09:45,491 INFO L426 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-09-18 10:09:45,491 INFO L426 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-09-18 10:09:45,492 INFO L426 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-09-18 10:09:45,492 INFO L426 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-09-18 10:09:45,492 INFO L426 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,492 INFO L426 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,492 INFO L426 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,492 INFO L426 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,492 INFO L426 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,492 INFO L426 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-09-18 10:09:45,493 INFO L426 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-09-18 10:09:45,493 INFO L426 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-09-18 10:09:45,493 INFO L426 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-09-18 10:09:45,493 INFO L426 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-09-18 10:09:45,493 INFO L426 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-09-18 10:09:45,493 INFO L426 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-09-18 10:09:45,493 INFO L426 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-09-18 10:09:45,493 INFO L426 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-09-18 10:09:45,494 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 556) no Hoare annotation was computed. [2018-09-18 10:09:45,494 INFO L426 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-09-18 10:09:45,494 INFO L426 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-09-18 10:09:45,494 INFO L426 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-09-18 10:09:45,494 INFO L426 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-09-18 10:09:45,494 INFO L426 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-09-18 10:09:45,494 INFO L426 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-09-18 10:09:45,494 INFO L426 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-09-18 10:09:45,495 INFO L426 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,495 INFO L426 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,495 INFO L426 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,495 INFO L426 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,495 INFO L426 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-09-18 10:09:45,495 INFO L426 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,495 INFO L426 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-09-18 10:09:45,495 INFO L426 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,495 INFO L426 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-09-18 10:09:45,496 INFO L426 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-09-18 10:09:45,496 INFO L426 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-09-18 10:09:45,496 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,496 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,496 INFO L426 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-09-18 10:09:45,496 INFO L426 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-09-18 10:09:45,496 INFO L426 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-09-18 10:09:45,496 INFO L426 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-09-18 10:09:45,496 INFO L426 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-09-18 10:09:45,496 INFO L426 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-09-18 10:09:45,497 INFO L426 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-09-18 10:09:45,497 INFO L426 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-09-18 10:09:45,497 INFO L426 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-09-18 10:09:45,497 INFO L426 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-09-18 10:09:45,497 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-09-18 10:09:45,497 INFO L426 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,497 INFO L426 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,497 INFO L426 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,497 INFO L426 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,498 INFO L426 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,498 INFO L426 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,498 INFO L426 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-09-18 10:09:45,498 INFO L426 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-09-18 10:09:45,498 INFO L426 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-09-18 10:09:45,498 INFO L426 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-09-18 10:09:45,498 INFO L426 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-09-18 10:09:45,498 INFO L426 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-09-18 10:09:45,498 INFO L426 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-09-18 10:09:45,499 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-09-18 10:09:45,499 INFO L426 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-09-18 10:09:45,499 INFO L426 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-09-18 10:09:45,499 INFO L426 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-09-18 10:09:45,499 INFO L426 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,499 INFO L426 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,499 INFO L426 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,499 INFO L426 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,499 INFO L426 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,499 INFO L426 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,500 INFO L426 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-09-18 10:09:45,500 INFO L426 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-09-18 10:09:45,500 INFO L426 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-09-18 10:09:45,500 INFO L426 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-09-18 10:09:45,500 INFO L426 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-09-18 10:09:45,500 INFO L426 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-09-18 10:09:45,500 INFO L426 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-09-18 10:09:45,500 INFO L426 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-09-18 10:09:45,500 INFO L426 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-09-18 10:09:45,501 INFO L426 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-09-18 10:09:45,501 INFO L426 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-09-18 10:09:45,501 INFO L426 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-09-18 10:09:45,501 INFO L426 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-09-18 10:09:45,501 INFO L426 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-09-18 10:09:45,501 INFO L426 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,501 INFO L426 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,501 INFO L426 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,502 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse1 (= 7 |old(~a17~0)|)) (.cse2 (= |old(~a28~0)| ~a28~0)) (.cse8 (= 1 |old(~a25~0)|)) (.cse3 (= |old(~a19~0)| ~a19~0)) (.cse4 (= ~a11~0 |old(~a11~0)|)) (.cse5 (= |old(~a25~0)| ~a25~0)) (.cse6 (not (= ~a17~0 9))) (.cse0 (not (= 1 ~a21~0))) (.cse7 (= 9 |old(~a17~0)|))) (and (or .cse0 .cse1 (and .cse2 .cse3 .cse4 (not (= ~a17~0 7)) .cse5 .cse6) .cse7) (or .cse0 (not (= 7 |old(~a28~0)|)) (not .cse8) (not (= 1 |old(~a19~0)|)) (and (= 7 ~a28~0) (= 1 ~a11~0) (= 7 ~a17~0) (= 1 ~a19~0) .cse5) (not (= 1 |old(~a11~0)|)) (not .cse1)) (or .cse0 (and .cse2 .cse3 .cse4 .cse5 .cse6) (< |old(~a28~0)| 10) .cse7 .cse8) (or (and .cse3 .cse4 (= 9 ~a28~0) .cse5 .cse6) .cse0 (= |old(~a11~0)| |old(~a19~0)|) (not (= 9 |old(~a28~0)|)) .cse7))) [2018-09-18 10:09:45,502 INFO L426 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,502 INFO L426 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,502 INFO L426 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,502 INFO L426 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-09-18 10:09:45,502 INFO L426 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-09-18 10:09:45,502 INFO L426 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-09-18 10:09:45,503 INFO L426 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-09-18 10:09:45,503 INFO L426 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-09-18 10:09:45,503 INFO L426 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-09-18 10:09:45,503 INFO L426 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-09-18 10:09:45,503 INFO L426 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-09-18 10:09:45,503 INFO L426 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-09-18 10:09:45,503 INFO L426 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-09-18 10:09:45,503 INFO L426 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-09-18 10:09:45,504 INFO L426 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-09-18 10:09:45,504 INFO L426 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-09-18 10:09:45,504 INFO L426 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,504 INFO L426 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,504 INFO L426 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,504 INFO L426 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,504 INFO L426 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,504 INFO L426 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,504 INFO L426 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-09-18 10:09:45,504 INFO L426 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-09-18 10:09:45,505 INFO L426 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-09-18 10:09:45,506 INFO L426 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-09-18 10:09:45,506 INFO L426 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-09-18 10:09:45,506 INFO L426 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-09-18 10:09:45,506 INFO L426 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-09-18 10:09:45,506 INFO L426 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-09-18 10:09:45,507 INFO L426 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-09-18 10:09:45,507 INFO L426 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-09-18 10:09:45,507 INFO L426 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-09-18 10:09:45,507 INFO L426 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-09-18 10:09:45,507 INFO L426 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-09-18 10:09:45,507 INFO L426 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-09-18 10:09:45,507 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-09-18 10:09:45,507 INFO L426 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-09-18 10:09:45,507 INFO L426 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,507 INFO L426 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,508 INFO L426 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,508 INFO L426 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,508 INFO L426 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:09:45,508 INFO L426 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-09-18 10:09:45,508 INFO L426 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-09-18 10:09:45,508 INFO L426 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-09-18 10:09:45,508 INFO L426 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-09-18 10:09:45,511 INFO L426 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-09-18 10:09:45,511 INFO L426 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-09-18 10:09:45,511 INFO L426 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-09-18 10:09:45,511 INFO L426 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-09-18 10:09:45,511 INFO L426 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-09-18 10:09:45,511 INFO L426 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-09-18 10:09:45,511 INFO L426 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-09-18 10:09:45,511 INFO L426 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-09-18 10:09:45,511 INFO L426 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-09-18 10:09:45,512 INFO L426 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-09-18 10:09:45,512 INFO L426 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-09-18 10:09:45,512 INFO L426 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-09-18 10:09:45,512 INFO L426 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-09-18 10:09:45,512 INFO L426 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-09-18 10:09:45,512 INFO L426 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-09-18 10:09:45,512 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-18 10:09:45,513 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a17~0 7)) (not (= ~a25~0 1)) (not (= ~a19~0 ~a11~0)) (= ~a21~0 1) (<= ~a28~0 9) (not (= ~a17~0 9))) [2018-09-18 10:09:45,513 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-18 10:09:45,513 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-18 10:09:45,513 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (< 9 |old(~a28~0)|) (and (= |old(~a28~0)| ~a28~0) (= |old(~a19~0)| ~a19~0) (= ~a11~0 |old(~a11~0)|) (not (= ~a17~0 7)) (= |old(~a25~0)| ~a25~0) (not (= ~a17~0 9))) (= 7 |old(~a17~0)|) (= |old(~a11~0)| |old(~a19~0)|) (= 9 |old(~a17~0)|) (= 1 |old(~a25~0)|)) [2018-09-18 10:09:45,513 INFO L426 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-09-18 10:09:45,514 INFO L422 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse0 (not (= ~a17~0 9)))) (or (not (= 1 ~a21~0)) (and (= 7 ~a28~0) (= 1 ~a11~0) (= 1 ~a25~0) (= 1 ~a19~0) .cse0) (< 9 |old(~a28~0)|) (= 7 |old(~a17~0)|) (and (<= 10 ~a28~0) (not (= ~a25~0 1)) .cse0) (= |old(~a11~0)| |old(~a19~0)|) (= 9 |old(~a17~0)|) (= 1 |old(~a25~0)|) (and (not (= ~a17~0 7)) .cse0) (and (= 9 ~a28~0) (not (= ~a19~0 ~a11~0)) .cse0))) [2018-09-18 10:09:45,514 INFO L426 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-09-18 10:09:45,514 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-09-18 10:09:45,514 INFO L422 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse0 (not (= ~a17~0 9)))) (or (not (= 1 ~a21~0)) (and (= 7 ~a28~0) (= 1 ~a11~0) (= 1 ~a25~0) (= 1 ~a19~0) .cse0) (< 9 |old(~a28~0)|) (= 7 |old(~a17~0)|) (and (<= 10 ~a28~0) (not (= ~a25~0 1)) .cse0) (= |old(~a11~0)| |old(~a19~0)|) (= 9 |old(~a17~0)|) (= 1 |old(~a25~0)|) (and (not (= ~a17~0 7)) .cse0) (and (= 9 ~a28~0) (not (= ~a19~0 ~a11~0)) .cse0))) [2018-09-18 10:09:45,514 INFO L426 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-09-18 10:09:45,514 INFO L426 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-09-18 10:09:45,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.09 10:09:45 BoogieIcfgContainer [2018-09-18 10:09:45,535 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-18 10:09:45,536 INFO L168 Benchmark]: Toolchain (without parser) took 29875.58 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.5 GB in the end (delta: -1.1 GB). Peak memory consumption was 901.9 MB. Max. memory is 7.1 GB. [2018-09-18 10:09:45,537 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 10:09:45,537 INFO L168 Benchmark]: CACSL2BoogieTranslator took 779.95 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-18 10:09:45,538 INFO L168 Benchmark]: Boogie Procedure Inliner took 124.75 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: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2018-09-18 10:09:45,539 INFO L168 Benchmark]: Boogie Preprocessor took 242.55 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 752.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -829.6 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2018-09-18 10:09:45,540 INFO L168 Benchmark]: RCFGBuilder took 3277.60 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: 109.5 MB). Peak memory consumption was 109.5 MB. Max. memory is 7.1 GB. [2018-09-18 10:09:45,541 INFO L168 Benchmark]: TraceAbstraction took 25444.08 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 339.2 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -449.9 MB). Peak memory consumption was 835.4 MB. Max. memory is 7.1 GB. [2018-09-18 10:09:45,552 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 779.95 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: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 124.75 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: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 242.55 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 752.4 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -829.6 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3277.60 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: 109.5 MB). Peak memory consumption was 109.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 25444.08 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 339.2 MB). Free memory was 2.1 GB in the beginning and 2.5 GB in the end (delta: -449.9 MB). Peak memory consumption was 835.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 556]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: ((((((((!(1 == a21) || ((((7 == a28 && 1 == a11) && 1 == a25) && 1 == a19) && !(a17 == 9))) || 9 < \old(a28)) || 7 == \old(a17)) || ((10 <= a28 && !(a25 == 1)) && !(a17 == 9))) || \old(a11) == \old(a19)) || 9 == \old(a17)) || 1 == \old(a25)) || (!(a17 == 7) && !(a17 == 9))) || ((9 == a28 && !(a19 == a11)) && !(a17 == 9)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 25.3s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 18.4s AutomataDifference, 0.0s DeadEndRemovalTime, 1.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 995 SDtfs, 4649 SDslu, 826 SDs, 0 SdLazy, 5723 SolverSat, 1255 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1721 GetRequests, 1651 SyntacticMatches, 20 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4399occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 320 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 131 PreInvPairs, 221 NumberOfFragments, 367 HoareAnnotationTreeSize, 131 FomulaSimplifications, 6420 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1132 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 1931 NumberOfCodeBlocks, 1931 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2740 ConstructedInterpolants, 0 QuantifiedInterpolants, 1079059 SizeOfPredicates, 3 NumberOfNonLiveVariables, 2098 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 17 InterpolantComputations, 7 PerfectInterpolantSequences, 481/507 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/Problem02_label30_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-18_10-09-45-576.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem02_label30_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-18_10-09-45-576.csv Received shutdown request...