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_label49_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-69f5bdd-m [2018-09-18 10:09:48,031 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-18 10:09:48,034 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-18 10:09:48,046 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-18 10:09:48,047 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-18 10:09:48,048 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-18 10:09:48,049 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-18 10:09:48,051 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-18 10:09:48,053 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-18 10:09:48,053 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-18 10:09:48,054 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-18 10:09:48,054 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-18 10:09:48,055 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-18 10:09:48,056 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-18 10:09:48,058 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-18 10:09:48,058 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-18 10:09:48,059 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-18 10:09:48,061 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-18 10:09:48,063 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-18 10:09:48,065 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-18 10:09:48,066 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-18 10:09:48,067 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-18 10:09:48,070 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-18 10:09:48,070 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-18 10:09:48,070 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-18 10:09:48,071 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-18 10:09:48,072 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-18 10:09:48,073 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-18 10:09:48,074 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-18 10:09:48,075 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-18 10:09:48,076 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-18 10:09:48,076 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-18 10:09:48,077 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-18 10:09:48,077 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-18 10:09:48,078 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-18 10:09:48,079 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-18 10:09:48,079 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 10:09:48,097 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-18 10:09:48,097 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-18 10:09:48,098 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-18 10:09:48,098 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-18 10:09:48,101 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-18 10:09:48,102 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-18 10:09:48,102 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-18 10:09:48,102 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-18 10:09:48,102 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-18 10:09:48,102 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-18 10:09:48,103 INFO L133 SettingsManager]: * Parallel states before merging=1 [2018-09-18 10:09:48,103 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-18 10:09:48,105 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-18 10:09:48,105 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-18 10:09:48,105 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-18 10:09:48,105 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-18 10:09:48,106 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-18 10:09:48,106 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-18 10:09:48,106 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-18 10:09:48,106 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-18 10:09:48,108 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-18 10:09:48,108 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-18 10:09:48,109 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-18 10:09:48,109 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-18 10:09:48,109 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-18 10:09:48,109 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-18 10:09:48,109 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-18 10:09:48,110 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-18 10:09:48,110 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-18 10:09:48,110 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-18 10:09:48,110 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-18 10:09:48,110 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-18 10:09:48,111 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-18 10:09:48,111 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-18 10:09:48,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-18 10:09:48,185 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-18 10:09:48,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-18 10:09:48,192 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-18 10:09:48,193 INFO L276 PluginConnector]: CDTParser initialized [2018-09-18 10:09:48,194 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label49_true-unreach-call_false-termination.c [2018-09-18 10:09:48,548 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20099c1f3/3faba705c66f4f75ab91bd19e982b34c/FLAG7db0cc9ef [2018-09-18 10:09:48,822 INFO L277 CDTParser]: Found 1 translation units. [2018-09-18 10:09:48,823 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label49_true-unreach-call_false-termination.c [2018-09-18 10:09:48,853 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20099c1f3/3faba705c66f4f75ab91bd19e982b34c/FLAG7db0cc9ef [2018-09-18 10:09:48,870 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20099c1f3/3faba705c66f4f75ab91bd19e982b34c [2018-09-18 10:09:48,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-18 10:09:48,887 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-18 10:09:48,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-18 10:09:48,888 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-18 10:09:48,898 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-18 10:09:48,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:09:48" (1/1) ... [2018-09-18 10:09:48,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d56e01f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:48, skipping insertion in model container [2018-09-18 10:09:48,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 10:09:48" (1/1) ... [2018-09-18 10:09:48,917 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-18 10:09:49,436 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:09:49,464 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-18 10:09:49,591 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-18 10:09:49,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:49 WrapperNode [2018-09-18 10:09:49,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-18 10:09:49,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-18 10:09:49,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-18 10:09:49,638 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-18 10:09:49,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:49" (1/1) ... [2018-09-18 10:09:49,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:49" (1/1) ... [2018-09-18 10:09:49,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-18 10:09:49,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-18 10:09:49,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-18 10:09:49,760 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-18 10:09:49,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:49" (1/1) ... [2018-09-18 10:09:49,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:49" (1/1) ... [2018-09-18 10:09:49,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:49" (1/1) ... [2018-09-18 10:09:49,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:49" (1/1) ... [2018-09-18 10:09:49,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:49" (1/1) ... [2018-09-18 10:09:49,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:49" (1/1) ... [2018-09-18 10:09:49,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:49" (1/1) ... [2018-09-18 10:09:49,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-18 10:09:49,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-18 10:09:49,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-18 10:09:49,970 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-18 10:09:49,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:49" (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 10:09:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-18 10:09:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-18 10:09:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-18 10:09:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-18 10:09:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-18 10:09:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-18 10:09:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-18 10:09:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-18 10:09:53,271 INFO L356 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-18 10:09:53,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:09:53 BoogieIcfgContainer [2018-09-18 10:09:53,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-18 10:09:53,276 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-18 10:09:53,278 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-18 10:09:53,282 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-18 10:09:53,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.09 10:09:48" (1/3) ... [2018-09-18 10:09:53,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317599f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:09:53, skipping insertion in model container [2018-09-18 10:09:53,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 10:09:49" (2/3) ... [2018-09-18 10:09:53,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317599f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.09 10:09:53, skipping insertion in model container [2018-09-18 10:09:53,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 10:09:53" (3/3) ... [2018-09-18 10:09:53,287 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label49_true-unreach-call_false-termination.c [2018-09-18 10:09:53,298 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-18 10:09:53,308 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-18 10:09:53,370 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-18 10:09:53,371 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-18 10:09:53,371 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-18 10:09:53,371 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-18 10:09:53,371 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-18 10:09:53,371 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-18 10:09:53,372 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-18 10:09:53,372 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-18 10:09:53,372 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-18 10:09:53,399 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-09-18 10:09:53,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2018-09-18 10:09:53,418 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:53,420 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] [2018-09-18 10:09:53,421 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:53,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1826364152, now seen corresponding path program 1 times [2018-09-18 10:09:53,429 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:53,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:53,475 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:53,475 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:53,476 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:54,155 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 10:09:54,157 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:09:54,158 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-18 10:09:54,158 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:54,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:09:54,184 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:09:54,185 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:09:54,188 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-09-18 10:09:55,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:55,903 INFO L93 Difference]: Finished difference Result 621 states and 1059 transitions. [2018-09-18 10:09:55,905 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:09:55,907 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 132 [2018-09-18 10:09:55,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:55,926 INFO L225 Difference]: With dead ends: 621 [2018-09-18 10:09:55,926 INFO L226 Difference]: Without dead ends: 382 [2018-09-18 10:09:55,938 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-18 10:09:55,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-09-18 10:09:56,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-09-18 10:09:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-09-18 10:09:56,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 608 transitions. [2018-09-18 10:09:56,017 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 608 transitions. Word has length 132 [2018-09-18 10:09:56,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:56,018 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 608 transitions. [2018-09-18 10:09:56,018 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:09:56,018 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 608 transitions. [2018-09-18 10:09:56,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-09-18 10:09:56,025 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:56,025 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:09:56,026 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:56,026 INFO L82 PathProgramCache]: Analyzing trace with hash 660432277, now seen corresponding path program 1 times [2018-09-18 10:09:56,026 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:56,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:56,028 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:56,028 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:56,028 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:56,570 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-09-18 10:09:56,764 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-18 10:09:56,866 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:56,866 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:09:56,867 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-18 10:09:56,867 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:56,869 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:09:56,869 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:09:56,869 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:09:56,870 INFO L87 Difference]: Start difference. First operand 382 states and 608 transitions. Second operand 5 states. [2018-09-18 10:09:58,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:09:58,357 INFO L93 Difference]: Finished difference Result 903 states and 1497 transitions. [2018-09-18 10:09:58,357 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:09:58,357 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 141 [2018-09-18 10:09:58,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:09:58,362 INFO L225 Difference]: With dead ends: 903 [2018-09-18 10:09:58,362 INFO L226 Difference]: Without dead ends: 381 [2018-09-18 10:09:58,366 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:09:58,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-09-18 10:09:58,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 381. [2018-09-18 10:09:58,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-09-18 10:09:58,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 602 transitions. [2018-09-18 10:09:58,392 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 602 transitions. Word has length 141 [2018-09-18 10:09:58,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:09:58,393 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 602 transitions. [2018-09-18 10:09:58,393 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:09:58,393 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 602 transitions. [2018-09-18 10:09:58,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-18 10:09:58,397 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:09:58,397 INFO L376 BasicCegarLoop]: trace histogram [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] [2018-09-18 10:09:58,397 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:09:58,398 INFO L82 PathProgramCache]: Analyzing trace with hash 1332602505, now seen corresponding path program 1 times [2018-09-18 10:09:58,398 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:09:58,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:58,399 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:09:58,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:09:58,400 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:09:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:09:58,870 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:09:58,871 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:09:58,871 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-18 10:09:58,871 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:09:58,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:09:58,872 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:09:58,872 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:09:58,873 INFO L87 Difference]: Start difference. First operand 381 states and 602 transitions. Second operand 5 states. [2018-09-18 10:10:00,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:10:00,592 INFO L93 Difference]: Finished difference Result 901 states and 1482 transitions. [2018-09-18 10:10:00,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:10:00,592 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2018-09-18 10:10:00,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:10:00,596 INFO L225 Difference]: With dead ends: 901 [2018-09-18 10:10:00,596 INFO L226 Difference]: Without dead ends: 380 [2018-09-18 10:10:00,598 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:10:00,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-09-18 10:10:00,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-09-18 10:10:00,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-09-18 10:10:00,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 594 transitions. [2018-09-18 10:10:00,618 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 594 transitions. Word has length 147 [2018-09-18 10:10:00,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:10:00,618 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 594 transitions. [2018-09-18 10:10:00,619 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:10:00,619 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 594 transitions. [2018-09-18 10:10:00,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-18 10:10:00,621 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:10:00,622 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] [2018-09-18 10:10:00,622 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:10:00,623 INFO L82 PathProgramCache]: Analyzing trace with hash -203936942, now seen corresponding path program 1 times [2018-09-18 10:10:00,623 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:10:00,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:00,624 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:10:00,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:00,624 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:10:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:10:00,868 WARN L178 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 10:10:00,918 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 10:10:00,919 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:10:00,919 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 10:10:00,919 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:10:00,920 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 10:10:00,920 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 10:10:00,920 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 10:10:00,920 INFO L87 Difference]: Start difference. First operand 380 states and 594 transitions. Second operand 6 states. [2018-09-18 10:10:03,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:10:03,842 INFO L93 Difference]: Finished difference Result 1193 states and 1942 transitions. [2018-09-18 10:10:03,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 10:10:03,844 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 155 [2018-09-18 10:10:03,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:10:03,849 INFO L225 Difference]: With dead ends: 1193 [2018-09-18 10:10:03,850 INFO L226 Difference]: Without dead ends: 819 [2018-09-18 10:10:03,852 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-18 10:10:03,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-09-18 10:10:03,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 807. [2018-09-18 10:10:03,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2018-09-18 10:10:03,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1208 transitions. [2018-09-18 10:10:03,891 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1208 transitions. Word has length 155 [2018-09-18 10:10:03,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:10:03,892 INFO L480 AbstractCegarLoop]: Abstraction has 807 states and 1208 transitions. [2018-09-18 10:10:03,892 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 10:10:03,892 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1208 transitions. [2018-09-18 10:10:03,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-09-18 10:10:03,896 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:10:03,896 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:10:03,896 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:10:03,896 INFO L82 PathProgramCache]: Analyzing trace with hash -749626802, now seen corresponding path program 1 times [2018-09-18 10:10:03,897 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:10:03,897 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:03,898 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:10:03,898 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:03,898 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:10:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:10:04,357 WARN L178 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-09-18 10:10:04,549 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:10:04,549 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:10:04,550 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-18 10:10:04,550 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:10:04,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:10:04,550 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:10:04,551 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:10:04,551 INFO L87 Difference]: Start difference. First operand 807 states and 1208 transitions. Second operand 5 states. [2018-09-18 10:10:05,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:10:05,773 INFO L93 Difference]: Finished difference Result 1753 states and 2669 transitions. [2018-09-18 10:10:05,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:10:05,781 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 157 [2018-09-18 10:10:05,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:10:05,794 INFO L225 Difference]: With dead ends: 1753 [2018-09-18 10:10:05,794 INFO L226 Difference]: Without dead ends: 804 [2018-09-18 10:10:05,798 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:10:05,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2018-09-18 10:10:05,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 804. [2018-09-18 10:10:05,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2018-09-18 10:10:05,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 1190 transitions. [2018-09-18 10:10:05,832 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 1190 transitions. Word has length 157 [2018-09-18 10:10:05,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:10:05,833 INFO L480 AbstractCegarLoop]: Abstraction has 804 states and 1190 transitions. [2018-09-18 10:10:05,833 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:10:05,833 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1190 transitions. [2018-09-18 10:10:05,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2018-09-18 10:10:05,837 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:10:05,837 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] [2018-09-18 10:10:05,838 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:10:05,838 INFO L82 PathProgramCache]: Analyzing trace with hash -650421942, now seen corresponding path program 1 times [2018-09-18 10:10:05,838 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:10:05,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:05,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:10:05,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:05,839 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:10:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:10:06,223 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 10:10:06,223 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:10:06,223 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-18 10:10:06,223 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:10:06,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:10:06,224 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:10:06,224 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:10:06,224 INFO L87 Difference]: Start difference. First operand 804 states and 1190 transitions. Second operand 5 states. [2018-09-18 10:10:07,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:10:07,818 INFO L93 Difference]: Finished difference Result 1747 states and 2630 transitions. [2018-09-18 10:10:07,819 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:10:07,819 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 159 [2018-09-18 10:10:07,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:10:07,824 INFO L225 Difference]: With dead ends: 1747 [2018-09-18 10:10:07,824 INFO L226 Difference]: Without dead ends: 801 [2018-09-18 10:10:07,828 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-18 10:10:07,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-09-18 10:10:07,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 801. [2018-09-18 10:10:07,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2018-09-18 10:10:07,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1169 transitions. [2018-09-18 10:10:07,855 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1169 transitions. Word has length 159 [2018-09-18 10:10:07,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:10:07,856 INFO L480 AbstractCegarLoop]: Abstraction has 801 states and 1169 transitions. [2018-09-18 10:10:07,856 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:10:07,856 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1169 transitions. [2018-09-18 10:10:07,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2018-09-18 10:10:07,861 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:10:07,861 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:10:07,861 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:10:07,862 INFO L82 PathProgramCache]: Analyzing trace with hash 1376765762, now seen corresponding path program 1 times [2018-09-18 10:10:07,862 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:10:07,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:07,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:10:07,863 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:07,863 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:10:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:10:08,103 WARN L178 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-18 10:10:08,474 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:10:08,474 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-18 10:10:08,474 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-18 10:10:08,474 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:10:08,475 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 10:10:08,475 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 10:10:08,475 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-18 10:10:08,476 INFO L87 Difference]: Start difference. First operand 801 states and 1169 transitions. Second operand 6 states. [2018-09-18 10:10:09,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:10:09,896 INFO L93 Difference]: Finished difference Result 2381 states and 3621 transitions. [2018-09-18 10:10:09,901 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 10:10:09,901 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 163 [2018-09-18 10:10:09,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:10:09,911 INFO L225 Difference]: With dead ends: 2381 [2018-09-18 10:10:09,911 INFO L226 Difference]: Without dead ends: 1586 [2018-09-18 10:10:09,916 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-18 10:10:09,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2018-09-18 10:10:09,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1558. [2018-09-18 10:10:09,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1558 states. [2018-09-18 10:10:09,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2225 transitions. [2018-09-18 10:10:09,967 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2225 transitions. Word has length 163 [2018-09-18 10:10:09,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:10:09,967 INFO L480 AbstractCegarLoop]: Abstraction has 1558 states and 2225 transitions. [2018-09-18 10:10:09,967 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 10:10:09,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2225 transitions. [2018-09-18 10:10:09,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-09-18 10:10:09,975 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:10:09,975 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-09-18 10:10:09,975 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:10:09,976 INFO L82 PathProgramCache]: Analyzing trace with hash 213430480, now seen corresponding path program 1 times [2018-09-18 10:10:09,976 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:10:09,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:09,977 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:10:09,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:09,977 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:10:09,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:10:10,446 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:10:10,446 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:10:10,447 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 10:10:10,466 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:10:10,466 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:10:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:10:10,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:10:10,841 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-09-18 10:10:10,841 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:10:11,204 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-09-18 10:10:11,227 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-18 10:10:11,227 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-09-18 10:10:11,227 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:10:11,228 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-18 10:10:11,228 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-18 10:10:11,228 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-09-18 10:10:11,229 INFO L87 Difference]: Start difference. First operand 1558 states and 2225 transitions. Second operand 3 states. [2018-09-18 10:10:12,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:10:12,878 INFO L93 Difference]: Finished difference Result 4406 states and 6474 transitions. [2018-09-18 10:10:12,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-18 10:10:12,879 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 198 [2018-09-18 10:10:12,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:10:12,887 INFO L225 Difference]: With dead ends: 4406 [2018-09-18 10:10:12,887 INFO L226 Difference]: Without dead ends: 1398 [2018-09-18 10:10:12,900 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 394 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-09-18 10:10:12,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1398 states. [2018-09-18 10:10:12,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1398 to 1396. [2018-09-18 10:10:12,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1396 states. [2018-09-18 10:10:12,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1396 states and 1807 transitions. [2018-09-18 10:10:12,949 INFO L78 Accepts]: Start accepts. Automaton has 1396 states and 1807 transitions. Word has length 198 [2018-09-18 10:10:12,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:10:12,949 INFO L480 AbstractCegarLoop]: Abstraction has 1396 states and 1807 transitions. [2018-09-18 10:10:12,951 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-18 10:10:12,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1396 states and 1807 transitions. [2018-09-18 10:10:12,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-09-18 10:10:12,956 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:10:12,957 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-18 10:10:12,957 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:10:12,957 INFO L82 PathProgramCache]: Analyzing trace with hash 981666770, now seen corresponding path program 1 times [2018-09-18 10:10:12,957 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:10:12,958 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:12,958 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:10:12,959 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:12,959 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:10:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:10:13,434 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:10:13,434 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:10:13,434 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 10:10:13,451 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:10:13,451 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:10:13,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:10:13,555 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:10:13,643 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:10:13,643 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:10:14,303 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:10:14,343 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:10:14,344 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:10:14,372 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:10:14,372 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:10:14,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:10:14,552 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:10:14,747 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 62 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:10:14,748 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:10:15,015 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 73 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:10:15,017 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-18 10:10:15,017 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 7, 8] total 12 [2018-09-18 10:10:15,017 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-18 10:10:15,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-18 10:10:15,019 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-18 10:10:15,019 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-09-18 10:10:15,019 INFO L87 Difference]: Start difference. First operand 1396 states and 1807 transitions. Second operand 6 states. [2018-09-18 10:10:16,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:10:16,078 INFO L93 Difference]: Finished difference Result 3860 states and 5179 transitions. [2018-09-18 10:10:16,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-18 10:10:16,079 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 201 [2018-09-18 10:10:16,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:10:16,092 INFO L225 Difference]: With dead ends: 3860 [2018-09-18 10:10:16,093 INFO L226 Difference]: Without dead ends: 2470 [2018-09-18 10:10:16,099 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 812 GetRequests, 794 SyntacticMatches, 5 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2018-09-18 10:10:16,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2470 states. [2018-09-18 10:10:16,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2470 to 2429. [2018-09-18 10:10:16,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2429 states. [2018-09-18 10:10:16,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 2429 states and 3080 transitions. [2018-09-18 10:10:16,162 INFO L78 Accepts]: Start accepts. Automaton has 2429 states and 3080 transitions. Word has length 201 [2018-09-18 10:10:16,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:10:16,162 INFO L480 AbstractCegarLoop]: Abstraction has 2429 states and 3080 transitions. [2018-09-18 10:10:16,163 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-18 10:10:16,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 3080 transitions. [2018-09-18 10:10:16,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-09-18 10:10:16,171 INFO L368 BasicCegarLoop]: Found error trace [2018-09-18 10:10:16,172 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:10:16,172 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-18 10:10:16,172 INFO L82 PathProgramCache]: Analyzing trace with hash -208208968, now seen corresponding path program 1 times [2018-09-18 10:10:16,173 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-18 10:10:16,173 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:16,173 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:10:16,174 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-18 10:10:16,174 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-18 10:10:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:10:16,593 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 143 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-18 10:10:16,594 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:10:16,594 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-18 10:10:16,601 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:10:16,601 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:10:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:10:16,687 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:10:17,050 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 158 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-18 10:10:17,051 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:10:17,617 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 158 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-09-18 10:10:17,638 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-18 10:10:17,639 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-18 10:10:17,654 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-18 10:10:17,655 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-18 10:10:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-18 10:10:17,854 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-18 10:10:17,965 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 111 proven. 4 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-09-18 10:10:17,965 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-18 10:10:18,133 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2018-09-18 10:10:18,136 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2018-09-18 10:10:18,136 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [11, 5, 5, 5] total 18 [2018-09-18 10:10:18,136 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-18 10:10:18,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-18 10:10:18,137 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-18 10:10:18,137 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2018-09-18 10:10:18,138 INFO L87 Difference]: Start difference. First operand 2429 states and 3080 transitions. Second operand 5 states. [2018-09-18 10:10:18,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-18 10:10:18,600 INFO L93 Difference]: Finished difference Result 3959 states and 4930 transitions. [2018-09-18 10:10:18,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-18 10:10:18,600 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 250 [2018-09-18 10:10:18,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-18 10:10:18,601 INFO L225 Difference]: With dead ends: 3959 [2018-09-18 10:10:18,601 INFO L226 Difference]: Without dead ends: 0 [2018-09-18 10:10:18,611 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1011 GetRequests, 989 SyntacticMatches, 6 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2018-09-18 10:10:18,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-18 10:10:18,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-18 10:10:18,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-18 10:10:18,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-18 10:10:18,612 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 250 [2018-09-18 10:10:18,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-18 10:10:18,612 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-18 10:10:18,612 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-18 10:10:18,612 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-18 10:10:18,612 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-18 10:10:18,617 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-18 10:10:18,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:10:18,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:10:18,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:10:18,697 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:10:18,701 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:10:18,709 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-18 10:10:18,878 WARN L178 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-09-18 10:10:19,662 WARN L178 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 73 [2018-09-18 10:10:19,821 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 42 [2018-09-18 10:10:20,029 WARN L178 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 42 [2018-09-18 10:10:20,032 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-18 10:10:20,033 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (or (not (= ~a17~0 9)) (= 9 |old(~a17~0)|)) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|)) [2018-09-18 10:10:20,033 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-18 10:10:20,033 INFO L426 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,033 INFO L426 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,034 INFO L426 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,034 INFO L426 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,034 INFO L426 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,034 INFO L426 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-09-18 10:10:20,034 INFO L426 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-09-18 10:10:20,034 INFO L426 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-09-18 10:10:20,034 INFO L426 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-09-18 10:10:20,035 INFO L426 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-09-18 10:10:20,035 INFO L426 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-09-18 10:10:20,035 INFO L426 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-09-18 10:10:20,035 INFO L426 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-09-18 10:10:20,035 INFO L426 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-09-18 10:10:20,035 INFO L426 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-09-18 10:10:20,035 INFO L426 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-09-18 10:10:20,035 INFO L426 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-09-18 10:10:20,035 INFO L426 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-09-18 10:10:20,035 INFO L426 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,036 INFO L426 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,036 INFO L426 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,036 INFO L426 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,036 INFO L426 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-09-18 10:10:20,036 INFO L426 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,036 INFO L426 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-09-18 10:10:20,036 INFO L426 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-09-18 10:10:20,036 INFO L426 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-09-18 10:10:20,036 INFO L426 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-09-18 10:10:20,037 INFO L426 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-09-18 10:10:20,037 INFO L426 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-09-18 10:10:20,037 INFO L426 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-09-18 10:10:20,037 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-09-18 10:10:20,037 INFO L426 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-09-18 10:10:20,037 INFO L426 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-09-18 10:10:20,037 INFO L426 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-09-18 10:10:20,037 INFO L426 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-09-18 10:10:20,038 INFO L426 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-09-18 10:10:20,038 INFO L426 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-09-18 10:10:20,038 INFO L426 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-09-18 10:10:20,038 INFO L426 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,038 INFO L426 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,038 INFO L426 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,038 INFO L426 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,038 INFO L426 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,038 INFO L426 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-09-18 10:10:20,039 INFO L426 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-09-18 10:10:20,039 INFO L426 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-09-18 10:10:20,039 INFO L426 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-09-18 10:10:20,039 INFO L426 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-09-18 10:10:20,039 INFO L426 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-09-18 10:10:20,039 INFO L426 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-09-18 10:10:20,039 INFO L426 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-09-18 10:10:20,039 INFO L426 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-09-18 10:10:20,039 INFO L426 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-09-18 10:10:20,040 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 547) no Hoare annotation was computed. [2018-09-18 10:10:20,040 INFO L426 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-09-18 10:10:20,040 INFO L426 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,040 INFO L426 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,040 INFO L426 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,040 INFO L426 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,040 INFO L426 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,041 INFO L426 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-09-18 10:10:20,041 INFO L426 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-09-18 10:10:20,041 INFO L426 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-09-18 10:10:20,041 INFO L426 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-09-18 10:10:20,041 INFO L426 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-09-18 10:10:20,041 INFO L426 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-09-18 10:10:20,041 INFO L426 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-09-18 10:10:20,041 INFO L426 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-09-18 10:10:20,042 INFO L426 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-09-18 10:10:20,042 INFO L426 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-09-18 10:10:20,042 INFO L426 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-09-18 10:10:20,042 INFO L426 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-09-18 10:10:20,042 INFO L426 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-09-18 10:10:20,042 INFO L426 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,042 INFO L426 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,042 INFO L426 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,042 INFO L426 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,043 INFO L426 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,043 INFO L426 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-09-18 10:10:20,043 INFO L426 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-09-18 10:10:20,043 INFO L426 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-09-18 10:10:20,043 INFO L426 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-09-18 10:10:20,043 INFO L426 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-09-18 10:10:20,043 INFO L426 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-09-18 10:10:20,043 INFO L426 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-09-18 10:10:20,044 INFO L426 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-09-18 10:10:20,044 INFO L426 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-09-18 10:10:20,044 INFO L426 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-09-18 10:10:20,044 INFO L426 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-09-18 10:10:20,044 INFO L426 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-09-18 10:10:20,044 INFO L426 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-09-18 10:10:20,044 INFO L426 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-09-18 10:10:20,044 INFO L426 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-09-18 10:10:20,044 INFO L426 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-09-18 10:10:20,044 INFO L426 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,044 INFO L426 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,044 INFO L426 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-09-18 10:10:20,045 INFO L426 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-09-18 10:10:20,046 INFO L426 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,047 INFO L426 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-09-18 10:10:20,048 INFO L426 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-09-18 10:10:20,049 INFO L426 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-09-18 10:10:20,049 INFO L426 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,049 INFO L426 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,049 INFO L426 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,049 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse16 (= 1 |old(~a19~0)|)) (.cse7 (= 1 |old(~a11~0)|)) (.cse15 (= 1 |old(~a25~0)|)) (.cse18 (= |old(~a28~0)| ~a28~0)) (.cse19 (= |old(~a25~0)| ~a25~0)) (.cse20 (= ~a19~0 |old(~a19~0)|)) (.cse12 (not (= ~a11~0 1))) (.cse21 (not (= ~a17~0 9)))) (let ((.cse9 (and .cse18 .cse19 .cse20 .cse12 .cse21)) (.cse5 (not (= 8 |old(~a17~0)|))) (.cse1 (= 8 ~a17~0)) (.cse11 (= 1 ~a19~0)) (.cse17 (not (= 7 |old(~a28~0)|))) (.cse3 (not .cse15)) (.cse6 (not .cse7)) (.cse0 (= 1 ~a11~0)) (.cse4 (not .cse16)) (.cse14 (and .cse18 .cse19 .cse20 .cse21)) (.cse8 (= 9 |old(~a28~0)|)) (.cse10 (= 9 |old(~a17~0)|)) (.cse2 (not (= 1 ~a21~0))) (.cse13 (< 7 |old(~a17~0)|))) (and (or (and .cse0 .cse1) .cse2 (not (= 10 |old(~a28~0)|)) .cse3 .cse4 .cse5 .cse6) (or .cse2 .cse7 .cse8 .cse9 .cse10) (or .cse2 .cse3 .cse4 .cse5 (and .cse0 (= 1 ~a25~0) (= 9 ~a28~0) .cse1 .cse11) (not .cse8) .cse6) (or .cse12 .cse2 .cse7 .cse13) (or .cse2 .cse4 .cse14 .cse10 .cse15) (or .cse9 .cse2 .cse7 .cse4 .cse10) (or .cse16 .cse2 .cse17 .cse5 (and (= 7 ~a28~0) (not (= ~a25~0 1)) .cse0 .cse1 (not .cse11)) .cse6 .cse15) (or .cse2 .cse17 .cse3 .cse4 .cse6 (and .cse0 (= 7 ~a17~0)) (not (= 7 |old(~a17~0)|))) (or .cse2 .cse4 .cse14 .cse8 .cse10) (or .cse2 (and .cse18 (<= ~a17~0 7) .cse19) .cse13)))) [2018-09-18 10:10:20,049 INFO L426 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,049 INFO L426 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,050 INFO L426 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,050 INFO L426 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-09-18 10:10:20,050 INFO L426 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-09-18 10:10:20,050 INFO L426 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-09-18 10:10:20,050 INFO L426 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-09-18 10:10:20,050 INFO L426 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-09-18 10:10:20,050 INFO L426 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-09-18 10:10:20,050 INFO L426 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-09-18 10:10:20,050 INFO L426 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-09-18 10:10:20,050 INFO L426 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-09-18 10:10:20,050 INFO L426 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-09-18 10:10:20,051 INFO L426 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,052 INFO L426 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,053 INFO L426 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-09-18 10:10:20,053 INFO L426 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-09-18 10:10:20,053 INFO L426 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-09-18 10:10:20,053 INFO L426 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-09-18 10:10:20,053 INFO L426 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-09-18 10:10:20,053 INFO L426 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-09-18 10:10:20,053 INFO L426 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-09-18 10:10:20,053 INFO L426 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-09-18 10:10:20,053 INFO L426 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-09-18 10:10:20,053 INFO L426 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-09-18 10:10:20,053 INFO L426 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-09-18 10:10:20,054 INFO L426 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-09-18 10:10:20,054 INFO L426 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-09-18 10:10:20,054 INFO L426 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-09-18 10:10:20,054 INFO L426 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-09-18 10:10:20,054 INFO L426 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-09-18 10:10:20,054 INFO L426 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-09-18 10:10:20,054 INFO L426 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-09-18 10:10:20,054 INFO L426 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-09-18 10:10:20,054 INFO L426 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-09-18 10:10:20,055 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-18 10:10:20,055 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (= 1 ~a19~0) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9)) (not (= ~a17~0 9))) [2018-09-18 10:10:20,055 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-18 10:10:20,055 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-18 10:10:20,055 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|)) (= 9 |old(~a28~0)|) (and (= |old(~a28~0)| ~a28~0) (= |old(~a25~0)| ~a25~0) (= ~a19~0 |old(~a19~0)|) (not (= ~a11~0 1)) (not (= ~a17~0 9))) (= 9 |old(~a17~0)|) (= 1 |old(~a25~0)|)) [2018-09-18 10:10:20,055 INFO L426 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-09-18 10:10:20,055 INFO L422 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (let ((.cse3 (not (= ~a11~0 1))) (.cse1 (not (= ~a28~0 9))) (.cse4 (not (= ~a25~0 1))) (.cse2 (not (= ~a17~0 9))) (.cse5 (= 8 ~a17~0)) (.cse0 (= 1 ~a19~0))) (or (not (= 1 ~a21~0)) (= 9 |old(~a28~0)|) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2) (and (= 7 ~a28~0) .cse4 .cse5) (<= ~a17~0 7) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse3 .cse1 .cse2) (and .cse4 .cse0 .cse2) (not (= 1 |old(~a19~0)|)) (and .cse5 .cse0) (= 9 |old(~a17~0)|))) [2018-09-18 10:10:20,056 INFO L426 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-09-18 10:10:20,056 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-09-18 10:10:20,056 INFO L422 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (let ((.cse3 (not (= ~a11~0 1))) (.cse1 (not (= ~a28~0 9))) (.cse4 (not (= ~a25~0 1))) (.cse2 (not (= ~a17~0 9))) (.cse5 (= 8 ~a17~0)) (.cse0 (= 1 ~a19~0))) (or (not (= 1 ~a21~0)) (= 9 |old(~a28~0)|) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2) (and (= 7 ~a28~0) .cse4 .cse5) (<= ~a17~0 7) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (and .cse3 .cse1 .cse2) (and .cse4 .cse0 .cse2) (not (= 1 |old(~a19~0)|)) (and .cse5 .cse0) (= 9 |old(~a17~0)|))) [2018-09-18 10:10:20,056 INFO L426 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-09-18 10:10:20,056 INFO L426 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-09-18 10:10:20,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.09 10:10:20 BoogieIcfgContainer [2018-09-18 10:10:20,074 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-18 10:10:20,075 INFO L168 Benchmark]: Toolchain (without parser) took 31191.70 ms. Allocated memory was 1.6 GB in the beginning and 2.7 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 1.8 GB in the end (delta: -333.3 MB). Peak memory consumption was 779.2 MB. Max. memory is 7.1 GB. [2018-09-18 10:10:20,076 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 10:10:20,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.42 ms. Allocated memory is still 1.6 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 10:10:20,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.97 ms. Allocated memory is still 1.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-18 10:10:20,078 INFO L168 Benchmark]: Boogie Preprocessor took 209.56 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 764.4 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -858.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2018-09-18 10:10:20,079 INFO L168 Benchmark]: RCFGBuilder took 3306.17 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 120.0 MB). Peak memory consumption was 120.0 MB. Max. memory is 7.1 GB. [2018-09-18 10:10:20,080 INFO L168 Benchmark]: TraceAbstraction took 26798.10 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 348.1 MB). Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 373.2 MB). Peak memory consumption was 721.3 MB. Max. memory is 7.1 GB. [2018-09-18 10:10:20,085 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.6 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 749.42 ms. Allocated memory is still 1.6 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 120.97 ms. Allocated memory is still 1.6 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 209.56 ms. Allocated memory was 1.6 GB in the beginning and 2.3 GB in the end (delta: 764.4 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -858.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3306.17 ms. Allocated memory is still 2.3 GB. Free memory was 2.3 GB in the beginning and 2.1 GB in the end (delta: 120.0 MB). Peak memory consumption was 120.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 26798.10 ms. Allocated memory was 2.3 GB in the beginning and 2.7 GB in the end (delta: 348.1 MB). Free memory was 2.1 GB in the beginning and 1.8 GB in the end (delta: 373.2 MB). Peak memory consumption was 721.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 547]: 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) || 9 == \old(a28)) || ((1 == a19 && !(a28 == 9)) && !(a17 == 9))) || ((1 == a19 && !(a11 == 1)) && !(a17 == 9))) || ((7 == a28 && !(a25 == 1)) && 8 == a17)) || a17 <= 7) || 1 == \old(a25)) || 1 == \old(a11)) || ((!(a11 == 1) && !(a28 == 9)) && !(a17 == 9))) || ((!(a25 == 1) && 1 == a19) && !(a17 == 9))) || !(1 == \old(a19))) || (8 == a17 && 1 == a19)) || 9 == \old(a17) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 26.6s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 15.4s AutomataDifference, 0.0s DeadEndRemovalTime, 1.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 1292 SDtfs, 5364 SDslu, 837 SDs, 0 SdLazy, 6501 SolverSat, 1349 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2279 GetRequests, 2199 SyntacticMatches, 19 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2429occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 83 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 76 PreInvPairs, 118 NumberOfFragments, 568 HoareAnnotationTreeSize, 76 FomulaSimplifications, 1312 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 775 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 7.4s InterpolantComputationTime, 2803 NumberOfCodeBlocks, 2803 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3883 ConstructedInterpolants, 0 QuantifiedInterpolants, 2654718 SizeOfPredicates, 8 NumberOfNonLiveVariables, 2466 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 20 InterpolantComputations, 10 PerfectInterpolantSequences, 1556/1615 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_label49_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-18_10-10-20-102.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem02_label49_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-18_10-10-20-102.csv Received shutdown request...