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/Problem03_label10_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-14 16:00:09,977 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-14 16:00:09,979 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-14 16:00:09,992 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-14 16:00:09,992 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-14 16:00:09,993 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-14 16:00:09,995 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-14 16:00:09,997 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-14 16:00:09,998 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-14 16:00:10,003 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-14 16:00:10,004 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-14 16:00:10,004 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-14 16:00:10,007 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-14 16:00:10,008 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-14 16:00:10,010 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-14 16:00:10,011 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-14 16:00:10,012 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-14 16:00:10,018 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-14 16:00:10,021 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-14 16:00:10,025 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-14 16:00:10,026 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-14 16:00:10,028 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-14 16:00:10,030 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-14 16:00:10,030 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-14 16:00:10,030 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-14 16:00:10,031 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-14 16:00:10,032 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-14 16:00:10,033 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-14 16:00:10,034 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-14 16:00:10,035 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-14 16:00:10,035 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-14 16:00:10,036 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-14 16:00:10,036 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-14 16:00:10,036 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-14 16:00:10,037 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-14 16:00:10,038 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-14 16:00:10,038 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 [2018-09-14 16:00:10,060 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-14 16:00:10,061 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-14 16:00:10,062 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-14 16:00:10,062 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-14 16:00:10,062 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-14 16:00:10,062 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-14 16:00:10,065 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-14 16:00:10,065 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-14 16:00:10,066 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-14 16:00:10,066 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-14 16:00:10,066 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-14 16:00:10,067 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-14 16:00:10,067 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-14 16:00:10,067 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-14 16:00:10,067 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-14 16:00:10,068 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-14 16:00:10,068 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-14 16:00:10,068 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-14 16:00:10,068 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-14 16:00:10,068 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-14 16:00:10,069 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-14 16:00:10,069 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-14 16:00:10,069 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-14 16:00:10,069 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 16:00:10,069 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-14 16:00:10,069 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-14 16:00:10,070 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-14 16:00:10,070 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-14 16:00:10,070 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-14 16:00:10,070 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-14 16:00:10,070 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-14 16:00:10,071 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-14 16:00:10,071 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-14 16:00:10,128 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-14 16:00:10,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-14 16:00:10,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-14 16:00:10,153 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-14 16:00:10,153 INFO L276 PluginConnector]: CDTParser initialized [2018-09-14 16:00:10,154 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label10_true-unreach-call.c [2018-09-14 16:00:10,531 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c393c4362/aef62d4612d943119fac69ffe4988451/FLAGb910629bd [2018-09-14 16:00:10,957 INFO L277 CDTParser]: Found 1 translation units. [2018-09-14 16:00:10,958 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem03_label10_true-unreach-call.c [2018-09-14 16:00:10,976 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c393c4362/aef62d4612d943119fac69ffe4988451/FLAGb910629bd [2018-09-14 16:00:10,997 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c393c4362/aef62d4612d943119fac69ffe4988451 [2018-09-14 16:00:11,009 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-14 16:00:11,014 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-14 16:00:11,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-14 16:00:11,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-14 16:00:11,024 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-14 16:00:11,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 04:00:10" (1/1) ... [2018-09-14 16:00:11,028 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10289462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:11, skipping insertion in model container [2018-09-14 16:00:11,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 04:00:10" (1/1) ... [2018-09-14 16:00:11,040 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-14 16:00:11,823 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 16:00:11,842 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-14 16:00:12,098 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 16:00:12,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:12 WrapperNode [2018-09-14 16:00:12,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-14 16:00:12,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-14 16:00:12,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-14 16:00:12,173 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-14 16:00:12,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:12" (1/1) ... [2018-09-14 16:00:12,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:12" (1/1) ... [2018-09-14 16:00:12,348 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-14 16:00:12,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-14 16:00:12,349 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-14 16:00:12,349 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-14 16:00:12,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:12" (1/1) ... [2018-09-14 16:00:12,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:12" (1/1) ... [2018-09-14 16:00:12,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:12" (1/1) ... [2018-09-14 16:00:12,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:12" (1/1) ... [2018-09-14 16:00:12,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:12" (1/1) ... [2018-09-14 16:00:12,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:12" (1/1) ... [2018-09-14 16:00:12,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:12" (1/1) ... [2018-09-14 16:00:12,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-14 16:00:12,736 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-14 16:00:12,736 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-14 16:00:12,736 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-14 16:00:12,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:12" (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 [2018-09-14 16:00:12,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-14 16:00:12,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-14 16:00:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-14 16:00:12,813 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-14 16:00:12,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-14 16:00:12,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-14 16:00:12,814 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-14 16:00:12,814 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-14 16:00:17,635 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-14 16:00:17,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 04:00:17 BoogieIcfgContainer [2018-09-14 16:00:17,635 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-14 16:00:17,636 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-14 16:00:17,636 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-14 16:00:17,639 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-14 16:00:17,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.09 04:00:10" (1/3) ... [2018-09-14 16:00:17,641 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11afa5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 04:00:17, skipping insertion in model container [2018-09-14 16:00:17,642 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 04:00:12" (2/3) ... [2018-09-14 16:00:17,643 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11afa5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 04:00:17, skipping insertion in model container [2018-09-14 16:00:17,643 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 04:00:17" (3/3) ... [2018-09-14 16:00:17,645 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem03_label10_true-unreach-call.c [2018-09-14 16:00:17,655 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-14 16:00:17,665 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-14 16:00:17,733 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-14 16:00:17,734 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-14 16:00:17,734 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-14 16:00:17,734 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-14 16:00:17,734 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-14 16:00:17,735 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-14 16:00:17,735 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-14 16:00:17,735 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-14 16:00:17,735 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-14 16:00:17,771 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states. [2018-09-14 16:00:17,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2018-09-14 16:00:17,794 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:17,795 INFO L376 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:17,796 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:17,802 INFO L82 PathProgramCache]: Analyzing trace with hash -1745062215, now seen corresponding path program 1 times [2018-09-14 16:00:17,805 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:17,853 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:17,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:17,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:17,854 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:18,736 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 16:00:18,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:18,963 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 16:00:18,963 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-14 16:00:18,963 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:18,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 16:00:18,987 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 16:00:18,987 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-14 16:00:18,991 INFO L87 Difference]: Start difference. First operand 312 states. Second operand 3 states. [2018-09-14 16:00:21,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:21,022 INFO L93 Difference]: Finished difference Result 838 states and 1479 transitions. [2018-09-14 16:00:21,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 16:00:21,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 188 [2018-09-14 16:00:21,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:21,047 INFO L225 Difference]: With dead ends: 838 [2018-09-14 16:00:21,047 INFO L226 Difference]: Without dead ends: 524 [2018-09-14 16:00:21,055 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-14 16:00:21,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2018-09-14 16:00:21,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 522. [2018-09-14 16:00:21,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 522 states. [2018-09-14 16:00:21,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 890 transitions. [2018-09-14 16:00:21,158 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 890 transitions. Word has length 188 [2018-09-14 16:00:21,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:21,159 INFO L480 AbstractCegarLoop]: Abstraction has 522 states and 890 transitions. [2018-09-14 16:00:21,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 16:00:21,162 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 890 transitions. [2018-09-14 16:00:21,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-09-14 16:00:21,178 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:21,178 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:21,179 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:21,179 INFO L82 PathProgramCache]: Analyzing trace with hash 1171199392, now seen corresponding path program 1 times [2018-09-14 16:00:21,183 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:21,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:21,184 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:21,184 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:21,185 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:21,550 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 4 [2018-09-14 16:00:21,759 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:21,760 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 16:00:21,760 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 16:00:21,760 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:21,762 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 16:00:21,762 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 16:00:21,763 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 16:00:21,763 INFO L87 Difference]: Start difference. First operand 522 states and 890 transitions. Second operand 6 states. [2018-09-14 16:00:25,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:25,425 INFO L93 Difference]: Finished difference Result 1581 states and 2759 transitions. [2018-09-14 16:00:25,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-09-14 16:00:25,428 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 198 [2018-09-14 16:00:25,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:25,439 INFO L225 Difference]: With dead ends: 1581 [2018-09-14 16:00:25,439 INFO L226 Difference]: Without dead ends: 1065 [2018-09-14 16:00:25,445 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-14 16:00:25,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1065 states. [2018-09-14 16:00:25,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1065 to 1023. [2018-09-14 16:00:25,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1023 states. [2018-09-14 16:00:25,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 1023 states and 1733 transitions. [2018-09-14 16:00:25,539 INFO L78 Accepts]: Start accepts. Automaton has 1023 states and 1733 transitions. Word has length 198 [2018-09-14 16:00:25,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:25,540 INFO L480 AbstractCegarLoop]: Abstraction has 1023 states and 1733 transitions. [2018-09-14 16:00:25,540 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 16:00:25,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1733 transitions. [2018-09-14 16:00:25,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-09-14 16:00:25,545 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:25,545 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:25,547 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:25,547 INFO L82 PathProgramCache]: Analyzing trace with hash -1250557379, now seen corresponding path program 1 times [2018-09-14 16:00:25,547 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:25,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:25,548 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:25,548 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:25,549 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:25,852 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:25,852 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 16:00:25,853 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-14 16:00:25,853 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:25,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 16:00:25,854 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 16:00:25,854 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-14 16:00:25,854 INFO L87 Difference]: Start difference. First operand 1023 states and 1733 transitions. Second operand 3 states. [2018-09-14 16:00:28,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:28,380 INFO L93 Difference]: Finished difference Result 2903 states and 5102 transitions. [2018-09-14 16:00:28,381 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 16:00:28,381 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 201 [2018-09-14 16:00:28,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:28,398 INFO L225 Difference]: With dead ends: 2903 [2018-09-14 16:00:28,398 INFO L226 Difference]: Without dead ends: 1886 [2018-09-14 16:00:28,403 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-14 16:00:28,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1886 states. [2018-09-14 16:00:28,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1886 to 1866. [2018-09-14 16:00:28,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1866 states. [2018-09-14 16:00:28,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1866 states and 3136 transitions. [2018-09-14 16:00:28,486 INFO L78 Accepts]: Start accepts. Automaton has 1866 states and 3136 transitions. Word has length 201 [2018-09-14 16:00:28,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:28,488 INFO L480 AbstractCegarLoop]: Abstraction has 1866 states and 3136 transitions. [2018-09-14 16:00:28,488 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 16:00:28,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3136 transitions. [2018-09-14 16:00:28,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2018-09-14 16:00:28,498 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:28,499 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:28,499 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:28,499 INFO L82 PathProgramCache]: Analyzing trace with hash -1434088812, now seen corresponding path program 1 times [2018-09-14 16:00:28,500 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:28,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:28,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:28,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:28,501 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:28,734 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 36 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:28,735 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:00:28,735 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 [2018-09-14 16:00:28,744 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:28,745 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:00:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:28,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:00:29,318 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-14 16:00:29,319 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:00:30,032 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-14 16:00:30,070 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-09-14 16:00:30,071 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 10 [2018-09-14 16:00:30,071 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:30,072 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 16:00:30,072 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 16:00:30,072 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2018-09-14 16:00:30,073 INFO L87 Difference]: Start difference. First operand 1866 states and 3136 transitions. Second operand 5 states. [2018-09-14 16:00:33,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:33,410 INFO L93 Difference]: Finished difference Result 5996 states and 10506 transitions. [2018-09-14 16:00:33,413 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 16:00:33,413 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 219 [2018-09-14 16:00:33,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:33,448 INFO L225 Difference]: With dead ends: 5996 [2018-09-14 16:00:33,448 INFO L226 Difference]: Without dead ends: 4136 [2018-09-14 16:00:33,460 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2018-09-14 16:00:33,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4136 states. [2018-09-14 16:00:33,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4136 to 4062. [2018-09-14 16:00:33,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4062 states. [2018-09-14 16:00:33,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4062 states to 4062 states and 6676 transitions. [2018-09-14 16:00:33,615 INFO L78 Accepts]: Start accepts. Automaton has 4062 states and 6676 transitions. Word has length 219 [2018-09-14 16:00:33,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:33,616 INFO L480 AbstractCegarLoop]: Abstraction has 4062 states and 6676 transitions. [2018-09-14 16:00:33,616 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 16:00:33,616 INFO L276 IsEmpty]: Start isEmpty. Operand 4062 states and 6676 transitions. [2018-09-14 16:00:33,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-09-14 16:00:33,633 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:33,634 INFO L376 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:33,634 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:33,634 INFO L82 PathProgramCache]: Analyzing trace with hash 1022991983, now seen corresponding path program 1 times [2018-09-14 16:00:33,635 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:33,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:33,636 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:33,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:33,636 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:33,920 WARN L178 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 16:00:34,287 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-14 16:00:34,287 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:00:34,288 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 [2018-09-14 16:00:34,303 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:34,304 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:00:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:34,481 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:00:34,898 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-09-14 16:00:34,898 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:00:35,231 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 26 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-14 16:00:35,263 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-09-14 16:00:35,263 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 11 [2018-09-14 16:00:35,263 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:35,264 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 16:00:35,264 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 16:00:35,265 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2018-09-14 16:00:35,265 INFO L87 Difference]: Start difference. First operand 4062 states and 6676 transitions. Second operand 5 states. [2018-09-14 16:00:38,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:38,130 INFO L93 Difference]: Finished difference Result 13061 states and 22888 transitions. [2018-09-14 16:00:38,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-09-14 16:00:38,131 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 220 [2018-09-14 16:00:38,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:38,188 INFO L225 Difference]: With dead ends: 13061 [2018-09-14 16:00:38,188 INFO L226 Difference]: Without dead ends: 9005 [2018-09-14 16:00:38,216 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 447 GetRequests, 434 SyntacticMatches, 3 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2018-09-14 16:00:38,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9005 states. [2018-09-14 16:00:38,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9005 to 8284. [2018-09-14 16:00:38,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8284 states. [2018-09-14 16:00:38,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8284 states to 8284 states and 13253 transitions. [2018-09-14 16:00:38,500 INFO L78 Accepts]: Start accepts. Automaton has 8284 states and 13253 transitions. Word has length 220 [2018-09-14 16:00:38,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:38,501 INFO L480 AbstractCegarLoop]: Abstraction has 8284 states and 13253 transitions. [2018-09-14 16:00:38,501 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 16:00:38,501 INFO L276 IsEmpty]: Start isEmpty. Operand 8284 states and 13253 transitions. [2018-09-14 16:00:38,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2018-09-14 16:00:38,533 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:38,534 INFO L376 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:38,534 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:38,534 INFO L82 PathProgramCache]: Analyzing trace with hash -2047187745, now seen corresponding path program 1 times [2018-09-14 16:00:38,535 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:38,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:38,536 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:38,536 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:38,536 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:38,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:39,172 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 50 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:39,173 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:00:39,173 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 16:00:39,190 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:39,191 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:00:39,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:39,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:00:39,468 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 50 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:39,468 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:00:39,602 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 50 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:39,627 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:00:39,627 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 16:00:39,661 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:39,661 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:00:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:40,084 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:00:40,440 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 35 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:40,441 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:00:40,950 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 50 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:40,953 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 16:00:40,954 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 7, 8] total 12 [2018-09-14 16:00:40,954 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 16:00:40,955 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 16:00:40,955 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 16:00:40,955 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=84, Unknown=0, NotChecked=0, Total=132 [2018-09-14 16:00:40,957 INFO L87 Difference]: Start difference. First operand 8284 states and 13253 transitions. Second operand 6 states. [2018-09-14 16:00:42,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:42,916 INFO L93 Difference]: Finished difference Result 16452 states and 26450 transitions. [2018-09-14 16:00:42,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-09-14 16:00:42,923 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 228 [2018-09-14 16:00:42,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:42,971 INFO L225 Difference]: With dead ends: 16452 [2018-09-14 16:00:42,971 INFO L226 Difference]: Without dead ends: 8174 [2018-09-14 16:00:43,001 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 918 GetRequests, 902 SyntacticMatches, 5 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=57, Invalid=99, Unknown=0, NotChecked=0, Total=156 [2018-09-14 16:00:43,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8174 states. [2018-09-14 16:00:43,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8174 to 8174. [2018-09-14 16:00:43,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8174 states. [2018-09-14 16:00:43,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8174 states to 8174 states and 12837 transitions. [2018-09-14 16:00:43,217 INFO L78 Accepts]: Start accepts. Automaton has 8174 states and 12837 transitions. Word has length 228 [2018-09-14 16:00:43,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:43,217 INFO L480 AbstractCegarLoop]: Abstraction has 8174 states and 12837 transitions. [2018-09-14 16:00:43,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 16:00:43,217 INFO L276 IsEmpty]: Start isEmpty. Operand 8174 states and 12837 transitions. [2018-09-14 16:00:43,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2018-09-14 16:00:43,255 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:43,255 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:43,256 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:43,256 INFO L82 PathProgramCache]: Analyzing trace with hash -410014910, now seen corresponding path program 1 times [2018-09-14 16:00:43,256 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:43,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:43,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:43,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:43,258 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:43,851 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 88 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:43,852 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:00:43,852 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 16:00:43,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:43,860 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:00:44,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:44,041 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:00:44,152 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 88 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:44,153 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:00:44,463 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 88 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:44,486 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:00:44,486 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 7 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 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 16:00:44,503 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:44,503 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:00:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:44,948 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:00:45,002 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 88 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:45,003 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:00:45,196 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 88 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:45,203 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 16:00:45,203 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 12 [2018-09-14 16:00:45,203 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 16:00:45,204 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-14 16:00:45,204 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-14 16:00:45,204 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2018-09-14 16:00:45,205 INFO L87 Difference]: Start difference. First operand 8174 states and 12837 transitions. Second operand 9 states. [2018-09-14 16:00:50,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:50,764 INFO L93 Difference]: Finished difference Result 20340 states and 37216 transitions. [2018-09-14 16:00:50,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-14 16:00:50,764 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 269 [2018-09-14 16:00:50,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:50,844 INFO L225 Difference]: With dead ends: 20340 [2018-09-14 16:00:50,845 INFO L226 Difference]: Without dead ends: 12172 [2018-09-14 16:00:50,888 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1090 GetRequests, 1070 SyntacticMatches, 5 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=91, Invalid=181, Unknown=0, NotChecked=0, Total=272 [2018-09-14 16:00:50,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12172 states. [2018-09-14 16:00:51,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12172 to 11713. [2018-09-14 16:00:51,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11713 states. [2018-09-14 16:00:51,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11713 states to 11713 states and 18692 transitions. [2018-09-14 16:00:51,333 INFO L78 Accepts]: Start accepts. Automaton has 11713 states and 18692 transitions. Word has length 269 [2018-09-14 16:00:51,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:51,333 INFO L480 AbstractCegarLoop]: Abstraction has 11713 states and 18692 transitions. [2018-09-14 16:00:51,333 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-14 16:00:51,334 INFO L276 IsEmpty]: Start isEmpty. Operand 11713 states and 18692 transitions. [2018-09-14 16:00:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2018-09-14 16:00:51,420 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:51,420 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:51,421 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:51,421 INFO L82 PathProgramCache]: Analyzing trace with hash 716299117, now seen corresponding path program 1 times [2018-09-14 16:00:51,421 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:51,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:51,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:51,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:51,423 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:51,715 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 16:00:52,037 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 19 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-14 16:00:52,037 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:00:52,037 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 16:00:52,048 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:52,048 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:00:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:52,234 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:00:52,347 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-09-14 16:00:52,347 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:00:52,509 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 84 proven. 19 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-14 16:00:52,531 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-09-14 16:00:52,531 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 5] total 10 [2018-09-14 16:00:52,531 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:52,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 16:00:52,532 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 16:00:52,532 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2018-09-14 16:00:52,532 INFO L87 Difference]: Start difference. First operand 11713 states and 18692 transitions. Second operand 5 states. [2018-09-14 16:00:54,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:54,559 INFO L93 Difference]: Finished difference Result 23400 states and 37860 transitions. [2018-09-14 16:00:54,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 16:00:54,561 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 278 [2018-09-14 16:00:54,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:54,615 INFO L225 Difference]: With dead ends: 23400 [2018-09-14 16:00:54,615 INFO L226 Difference]: Without dead ends: 11693 [2018-09-14 16:00:54,648 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 565 GetRequests, 550 SyntacticMatches, 4 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2018-09-14 16:00:54,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11693 states. [2018-09-14 16:00:54,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11693 to 11461. [2018-09-14 16:00:54,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11461 states. [2018-09-14 16:00:54,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11461 states to 11461 states and 15549 transitions. [2018-09-14 16:00:54,932 INFO L78 Accepts]: Start accepts. Automaton has 11461 states and 15549 transitions. Word has length 278 [2018-09-14 16:00:54,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:54,932 INFO L480 AbstractCegarLoop]: Abstraction has 11461 states and 15549 transitions. [2018-09-14 16:00:54,932 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 16:00:54,932 INFO L276 IsEmpty]: Start isEmpty. Operand 11461 states and 15549 transitions. [2018-09-14 16:00:54,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-09-14 16:00:54,955 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:54,955 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:54,956 INFO L423 AbstractCegarLoop]: === Iteration 9 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:54,956 INFO L82 PathProgramCache]: Analyzing trace with hash -889242892, now seen corresponding path program 1 times [2018-09-14 16:00:54,956 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:54,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:54,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:54,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:54,957 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:55,572 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-09-14 16:00:55,825 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 119 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:00:55,825 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:00:55,825 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 16:00:55,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:55,833 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:00:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:56,034 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:00:56,108 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-09-14 16:00:56,108 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:00:56,333 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-09-14 16:00:56,357 INFO L313 seRefinementStrategy]: Constructing automaton from 2 perfect and 1 imperfect interpolant sequences. [2018-09-14 16:00:56,357 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [6] total 7 [2018-09-14 16:00:56,357 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:56,358 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 16:00:56,358 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 16:00:56,358 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-09-14 16:00:56,360 INFO L87 Difference]: Start difference. First operand 11461 states and 15549 transitions. Second operand 3 states. [2018-09-14 16:00:57,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:00:57,750 INFO L93 Difference]: Finished difference Result 32952 states and 45224 transitions. [2018-09-14 16:00:57,750 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 16:00:57,750 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 293 [2018-09-14 16:00:57,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:00:57,823 INFO L225 Difference]: With dead ends: 32952 [2018-09-14 16:00:57,823 INFO L226 Difference]: Without dead ends: 21497 [2018-09-14 16:00:57,854 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 591 GetRequests, 584 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-09-14 16:00:57,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21497 states. [2018-09-14 16:00:58,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21497 to 21460. [2018-09-14 16:00:58,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21460 states. [2018-09-14 16:00:58,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21460 states to 21460 states and 28514 transitions. [2018-09-14 16:00:58,305 INFO L78 Accepts]: Start accepts. Automaton has 21460 states and 28514 transitions. Word has length 293 [2018-09-14 16:00:58,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:00:58,306 INFO L480 AbstractCegarLoop]: Abstraction has 21460 states and 28514 transitions. [2018-09-14 16:00:58,306 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 16:00:58,306 INFO L276 IsEmpty]: Start isEmpty. Operand 21460 states and 28514 transitions. [2018-09-14 16:00:58,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-09-14 16:00:58,348 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:00:58,349 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:00:58,349 INFO L423 AbstractCegarLoop]: === Iteration 10 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:00:58,349 INFO L82 PathProgramCache]: Analyzing trace with hash -452289842, now seen corresponding path program 1 times [2018-09-14 16:00:58,350 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:00:58,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:58,351 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:58,351 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:00:58,351 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:00:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:58,680 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 16:00:58,842 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 136 proven. 61 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-14 16:00:58,843 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:00:58,843 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 16:00:58,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:00:58,854 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:00:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:00:59,056 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:00:59,187 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-09-14 16:00:59,187 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:00:59,478 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 136 proven. 61 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-09-14 16:00:59,500 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-09-14 16:00:59,500 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [7, 6] total 13 [2018-09-14 16:00:59,500 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:00:59,501 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 16:00:59,501 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 16:00:59,501 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2018-09-14 16:00:59,503 INFO L87 Difference]: Start difference. First operand 21460 states and 28514 transitions. Second operand 6 states. [2018-09-14 16:01:02,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:01:02,343 INFO L93 Difference]: Finished difference Result 45624 states and 62350 transitions. [2018-09-14 16:01:02,346 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-09-14 16:01:02,346 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 332 [2018-09-14 16:01:02,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:01:02,434 INFO L225 Difference]: With dead ends: 45624 [2018-09-14 16:01:02,434 INFO L226 Difference]: Without dead ends: 23651 [2018-09-14 16:01:02,478 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 677 GetRequests, 656 SyntacticMatches, 4 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2018-09-14 16:01:02,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23651 states. [2018-09-14 16:01:02,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23651 to 22583. [2018-09-14 16:01:02,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22583 states. [2018-09-14 16:01:03,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22583 states to 22583 states and 29700 transitions. [2018-09-14 16:01:03,029 INFO L78 Accepts]: Start accepts. Automaton has 22583 states and 29700 transitions. Word has length 332 [2018-09-14 16:01:03,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:01:03,030 INFO L480 AbstractCegarLoop]: Abstraction has 22583 states and 29700 transitions. [2018-09-14 16:01:03,030 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 16:01:03,030 INFO L276 IsEmpty]: Start isEmpty. Operand 22583 states and 29700 transitions. [2018-09-14 16:01:03,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2018-09-14 16:01:03,079 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:01:03,079 INFO L376 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-09-14 16:01:03,080 INFO L423 AbstractCegarLoop]: === Iteration 11 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:01:03,080 INFO L82 PathProgramCache]: Analyzing trace with hash -890901772, now seen corresponding path program 1 times [2018-09-14 16:01:03,080 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:01:03,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:01:03,081 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:01:03,081 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:01:03,081 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:01:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:01:03,915 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 146 proven. 65 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-09-14 16:01:03,916 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:01:03,916 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 16:01:03,931 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:01:03,932 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:01:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:01:04,146 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:01:04,347 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-09-14 16:01:04,347 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:01:04,840 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 154 proven. 2 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-09-14 16:01:04,881 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-09-14 16:01:04,882 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [6, 4] total 8 [2018-09-14 16:01:04,882 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 16:01:04,883 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 16:01:04,884 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 16:01:04,884 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-09-14 16:01:04,884 INFO L87 Difference]: Start difference. First operand 22583 states and 29700 transitions. Second operand 3 states. [2018-09-14 16:01:06,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:01:06,183 INFO L93 Difference]: Finished difference Result 45158 states and 59400 transitions. [2018-09-14 16:01:06,184 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 16:01:06,184 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 345 [2018-09-14 16:01:06,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:01:06,231 INFO L225 Difference]: With dead ends: 45158 [2018-09-14 16:01:06,231 INFO L226 Difference]: Without dead ends: 22581 [2018-09-14 16:01:06,263 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 696 GetRequests, 690 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-09-14 16:01:06,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22581 states. [2018-09-14 16:01:06,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22581 to 22581. [2018-09-14 16:01:06,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22581 states. [2018-09-14 16:01:06,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22581 states to 22581 states and 29696 transitions. [2018-09-14 16:01:06,668 INFO L78 Accepts]: Start accepts. Automaton has 22581 states and 29696 transitions. Word has length 345 [2018-09-14 16:01:06,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:01:06,668 INFO L480 AbstractCegarLoop]: Abstraction has 22581 states and 29696 transitions. [2018-09-14 16:01:06,668 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 16:01:06,669 INFO L276 IsEmpty]: Start isEmpty. Operand 22581 states and 29696 transitions. [2018-09-14 16:01:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2018-09-14 16:01:06,718 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 16:01:06,719 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 16:01:06,719 INFO L423 AbstractCegarLoop]: === Iteration 12 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 16:01:06,719 INFO L82 PathProgramCache]: Analyzing trace with hash 1140123016, now seen corresponding path program 1 times [2018-09-14 16:01:06,720 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 16:01:06,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:01:06,720 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:01:06,721 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 16:01:06,721 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 16:01:06,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:01:07,628 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 225 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:01:07,628 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:01:07,628 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-09-14 16:01:07,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:01:07,636 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:01:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:01:07,857 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:01:08,133 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 225 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:01:08,133 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:01:08,327 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 225 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:01:08,350 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 16:01:08,351 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 13 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 13 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 16:01:08,373 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 16:01:08,373 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 16:01:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 16:01:08,900 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 16:01:08,999 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 225 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:01:08,999 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 16:01:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 225 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 16:01:09,233 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 16:01:09,234 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 5, 5] total 8 [2018-09-14 16:01:09,234 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 16:01:09,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-14 16:01:09,235 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-14 16:01:09,235 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2018-09-14 16:01:09,235 INFO L87 Difference]: Start difference. First operand 22581 states and 29696 transitions. Second operand 7 states. [2018-09-14 16:01:12,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 16:01:12,219 INFO L93 Difference]: Finished difference Result 51577 states and 70720 transitions. [2018-09-14 16:01:12,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-09-14 16:01:12,220 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 355 [2018-09-14 16:01:12,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 16:01:12,220 INFO L225 Difference]: With dead ends: 51577 [2018-09-14 16:01:12,221 INFO L226 Difference]: Without dead ends: 0 [2018-09-14 16:01:12,310 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 1428 GetRequests, 1416 SyntacticMatches, 4 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2018-09-14 16:01:12,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-14 16:01:12,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-14 16:01:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-14 16:01:12,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-14 16:01:12,311 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 355 [2018-09-14 16:01:12,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 16:01:12,312 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-14 16:01:12,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-14 16:01:12,312 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-14 16:01:12,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-14 16:01:12,317 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-14 16:01:12,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:12,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:12,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:12,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,061 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,062 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,066 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,071 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,170 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,226 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,233 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,338 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,350 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,394 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,518 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,589 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,610 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,768 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,823 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,973 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,982 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,995 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:13,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,072 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,219 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,618 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,674 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,751 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,834 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,858 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:14,910 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,064 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,082 WARN L178 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 719 DAG size of output: 477 [2018-09-14 16:01:15,122 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,204 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,217 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,220 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,224 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,225 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,292 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,392 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,398 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,422 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,499 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,545 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,719 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,745 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,757 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,761 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:15,946 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,028 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,138 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,181 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,229 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,315 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,373 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,532 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,544 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-09-14 16:01:16,555 WARN L178 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 719 DAG size of output: 477 [2018-09-14 16:01:18,106 WARN L178 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 312 DAG size of output: 57 [2018-09-14 16:01:21,236 WARN L178 SmtUtils]: Spent 3.10 s on a formula simplification. DAG size of input: 446 DAG size of output: 47 [2018-09-14 16:01:24,057 WARN L178 SmtUtils]: Spent 2.82 s on a formula simplification. DAG size of input: 446 DAG size of output: 47 [2018-09-14 16:01:24,061 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-14 16:01:24,061 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a12~0 |old(~a12~0)|) (= |old(~a0~0)| ~a0~0) (= ~a11~0 |old(~a11~0)|) (= ~a27~0 |old(~a27~0)|) (= |old(~a3~0)| ~a3~0) (<= ~a6~0 |old(~a6~0)|) (= ~a5~0 |old(~a5~0)|)) [2018-09-14 16:01:24,061 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-14 16:01:24,061 INFO L426 ceAbstractionStarter]: For program point L498(lines 498 511) no Hoare annotation was computed. [2018-09-14 16:01:24,061 INFO L426 ceAbstractionStarter]: For program point L498-2(lines 498 511) no Hoare annotation was computed. [2018-09-14 16:01:24,061 INFO L426 ceAbstractionStarter]: For program point L1423(lines 1423 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,062 INFO L426 ceAbstractionStarter]: For program point L366(lines 366 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,062 INFO L426 ceAbstractionStarter]: For program point L1622-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,062 INFO L426 ceAbstractionStarter]: For program point L1556-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,062 INFO L426 ceAbstractionStarter]: For program point L1490-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,062 INFO L426 ceAbstractionStarter]: For program point L301(lines 301 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,062 INFO L426 ceAbstractionStarter]: For program point L1226(lines 1226 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,062 INFO L426 ceAbstractionStarter]: For program point L1623(line 1623) no Hoare annotation was computed. [2018-09-14 16:01:24,062 INFO L426 ceAbstractionStarter]: For program point L566(lines 566 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,062 INFO L426 ceAbstractionStarter]: For program point L1557(line 1557) no Hoare annotation was computed. [2018-09-14 16:01:24,063 INFO L426 ceAbstractionStarter]: For program point L1491(line 1491) no Hoare annotation was computed. [2018-09-14 16:01:24,063 INFO L426 ceAbstractionStarter]: For program point L434(lines 434 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,063 INFO L426 ceAbstractionStarter]: For program point L1359(lines 1359 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,063 INFO L426 ceAbstractionStarter]: For program point L1095(lines 1095 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,063 INFO L426 ceAbstractionStarter]: For program point L633(lines 633 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,063 INFO L426 ceAbstractionStarter]: For program point L1360(lines 1360 1379) no Hoare annotation was computed. [2018-09-14 16:01:24,063 INFO L426 ceAbstractionStarter]: For program point L1360-2(lines 1360 1379) no Hoare annotation was computed. [2018-09-14 16:01:24,063 INFO L426 ceAbstractionStarter]: For program point L1162(lines 1162 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,063 INFO L426 ceAbstractionStarter]: For program point L105(lines 105 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,064 INFO L426 ceAbstractionStarter]: For program point L1625-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,064 INFO L426 ceAbstractionStarter]: For program point L1559-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,064 INFO L426 ceAbstractionStarter]: For program point L1493-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,064 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,064 INFO L426 ceAbstractionStarter]: For program point L172(lines 172 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,064 INFO L426 ceAbstractionStarter]: For program point L1031(lines 1031 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,064 INFO L426 ceAbstractionStarter]: For program point L899(lines 899 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,064 INFO L426 ceAbstractionStarter]: For program point L701(lines 701 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,064 INFO L426 ceAbstractionStarter]: For program point L1626(line 1626) no Hoare annotation was computed. [2018-09-14 16:01:24,064 INFO L426 ceAbstractionStarter]: For program point L1560(line 1560) no Hoare annotation was computed. [2018-09-14 16:01:24,065 INFO L426 ceAbstractionStarter]: For program point L1494(line 1494) no Hoare annotation was computed. [2018-09-14 16:01:24,065 INFO L426 ceAbstractionStarter]: For program point L966(lines 966 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,065 INFO L426 ceAbstractionStarter]: For program point L769(lines 769 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,065 INFO L426 ceAbstractionStarter]: For program point L1628-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,065 INFO L426 ceAbstractionStarter]: For program point L1562-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,065 INFO L426 ceAbstractionStarter]: For program point L1496-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,065 INFO L426 ceAbstractionStarter]: For program point L836(lines 836 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,065 INFO L426 ceAbstractionStarter]: For program point L1629(line 1629) no Hoare annotation was computed. [2018-09-14 16:01:24,065 INFO L426 ceAbstractionStarter]: For program point L1563(line 1563) no Hoare annotation was computed. [2018-09-14 16:01:24,066 INFO L426 ceAbstractionStarter]: For program point L1497(line 1497) no Hoare annotation was computed. [2018-09-14 16:01:24,066 INFO L426 ceAbstractionStarter]: For program point L441(lines 441 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,066 INFO L426 ceAbstractionStarter]: For program point L1432(lines 1432 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,066 INFO L426 ceAbstractionStarter]: For program point L574(lines 574 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,066 INFO L426 ceAbstractionStarter]: For program point L1631-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,066 INFO L426 ceAbstractionStarter]: For program point L1565-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,066 INFO L426 ceAbstractionStarter]: For program point L1499-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,066 INFO L426 ceAbstractionStarter]: For program point L1632(line 1632) no Hoare annotation was computed. [2018-09-14 16:01:24,066 INFO L426 ceAbstractionStarter]: For program point L1566(line 1566) no Hoare annotation was computed. [2018-09-14 16:01:24,067 INFO L426 ceAbstractionStarter]: For program point L1500(line 1500) no Hoare annotation was computed. [2018-09-14 16:01:24,067 INFO L426 ceAbstractionStarter]: For program point L377(lines 377 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,067 INFO L426 ceAbstractionStarter]: For program point L1104(lines 1104 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,067 INFO L426 ceAbstractionStarter]: For program point L1038(lines 1038 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,067 INFO L426 ceAbstractionStarter]: For program point L378(lines 378 395) no Hoare annotation was computed. [2018-09-14 16:01:24,067 INFO L426 ceAbstractionStarter]: For program point L312(lines 312 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,067 INFO L426 ceAbstractionStarter]: For program point L378-2(lines 378 395) no Hoare annotation was computed. [2018-09-14 16:01:24,067 INFO L426 ceAbstractionStarter]: For program point L1237(lines 1237 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,068 INFO L426 ceAbstractionStarter]: For program point L114(lines 114 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,068 INFO L426 ceAbstractionStarter]: For program point L1039(lines 1039 1059) no Hoare annotation was computed. [2018-09-14 16:01:24,068 INFO L426 ceAbstractionStarter]: For program point L1039-2(lines 1039 1059) no Hoare annotation was computed. [2018-09-14 16:01:24,068 INFO L426 ceAbstractionStarter]: For program point L907(lines 907 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,068 INFO L426 ceAbstractionStarter]: For program point L709(lines 709 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,068 INFO L426 ceAbstractionStarter]: For program point L643(lines 643 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,068 INFO L426 ceAbstractionStarter]: For program point L1634-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,068 INFO L426 ceAbstractionStarter]: For program point L1568-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,068 INFO L426 ceAbstractionStarter]: For program point L1502-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,069 INFO L426 ceAbstractionStarter]: For program point L181(lines 181 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,069 INFO L426 ceAbstractionStarter]: For program point L710(lines 710 731) no Hoare annotation was computed. [2018-09-14 16:01:24,069 INFO L426 ceAbstractionStarter]: For program point L710-2(lines 710 731) no Hoare annotation was computed. [2018-09-14 16:01:24,069 INFO L426 ceAbstractionStarter]: For program point L1635(line 1635) no Hoare annotation was computed. [2018-09-14 16:01:24,069 INFO L426 ceAbstractionStarter]: For program point L1569(line 1569) no Hoare annotation was computed. [2018-09-14 16:01:24,069 INFO L426 ceAbstractionStarter]: For program point L1503(line 1503) no Hoare annotation was computed. [2018-09-14 16:01:24,069 INFO L426 ceAbstractionStarter]: For program point L1305(lines 1305 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,069 INFO L426 ceAbstractionStarter]: For program point L248(lines 248 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,070 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1578) no Hoare annotation was computed. [2018-09-14 16:01:24,070 INFO L426 ceAbstractionStarter]: For program point L1173(lines 1173 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,070 INFO L426 ceAbstractionStarter]: For program point L975(lines 975 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,070 INFO L426 ceAbstractionStarter]: For program point L777(lines 777 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,070 INFO L426 ceAbstractionStarter]: For program point L513(lines 513 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,070 INFO L426 ceAbstractionStarter]: For program point L844(lines 844 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,070 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,070 INFO L426 ceAbstractionStarter]: For program point L1637-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,070 INFO L426 ceAbstractionStarter]: For program point L1571-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,071 INFO L426 ceAbstractionStarter]: For program point L1505-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,071 INFO L426 ceAbstractionStarter]: For program point L1638(line 1638) no Hoare annotation was computed. [2018-09-14 16:01:24,071 INFO L426 ceAbstractionStarter]: For program point L1572(line 1572) no Hoare annotation was computed. [2018-09-14 16:01:24,071 INFO L426 ceAbstractionStarter]: For program point L1506(line 1506) no Hoare annotation was computed. [2018-09-14 16:01:24,071 INFO L426 ceAbstractionStarter]: For program point L450(lines 450 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,071 INFO L426 ceAbstractionStarter]: For program point L583(lines 583 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,071 INFO L426 ceAbstractionStarter]: For program point L1640-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,071 INFO L426 ceAbstractionStarter]: For program point L1574-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,071 INFO L426 ceAbstractionStarter]: For program point L1508-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,072 INFO L426 ceAbstractionStarter]: For program point L1442(lines 1442 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,072 INFO L426 ceAbstractionStarter]: For program point L319(lines 319 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,072 INFO L426 ceAbstractionStarter]: For program point L1112(lines 1112 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,072 INFO L426 ceAbstractionStarter]: For program point L55(lines 55 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,072 INFO L426 ceAbstractionStarter]: For program point L1641(line 1641) no Hoare annotation was computed. [2018-09-14 16:01:24,072 INFO L426 ceAbstractionStarter]: For program point L1575(line 1575) no Hoare annotation was computed. [2018-09-14 16:01:24,072 INFO L426 ceAbstractionStarter]: For program point L1509(line 1509) no Hoare annotation was computed. [2018-09-14 16:01:24,072 INFO L426 ceAbstractionStarter]: For program point L56(lines 56 71) no Hoare annotation was computed. [2018-09-14 16:01:24,072 INFO L426 ceAbstractionStarter]: For program point L56-2(lines 56 71) no Hoare annotation was computed. [2018-09-14 16:01:24,073 INFO L426 ceAbstractionStarter]: For program point L784(lines 784 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,073 INFO L426 ceAbstractionStarter]: For program point L1643-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,073 INFO L426 ceAbstractionStarter]: For program point L1577-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,073 INFO L426 ceAbstractionStarter]: For program point L1511-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,073 INFO L426 ceAbstractionStarter]: For program point L1313(lines 1313 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,073 INFO L426 ceAbstractionStarter]: For program point L983(lines 983 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,073 INFO L426 ceAbstractionStarter]: For program point L917(lines 917 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,073 INFO L426 ceAbstractionStarter]: For program point L653(lines 653 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,073 INFO L426 ceAbstractionStarter]: For program point L1644(line 1644) no Hoare annotation was computed. [2018-09-14 16:01:24,073 INFO L426 ceAbstractionStarter]: For program point L1578(line 1578) no Hoare annotation was computed. [2018-09-14 16:01:24,074 INFO L426 ceAbstractionStarter]: For program point L1512(line 1512) no Hoare annotation was computed. [2018-09-14 16:01:24,074 INFO L426 ceAbstractionStarter]: For program point L257(lines 257 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,074 INFO L426 ceAbstractionStarter]: For program point L191(lines 191 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,074 INFO L426 ceAbstractionStarter]: For program point L1182(lines 1182 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,074 INFO L426 ceAbstractionStarter]: For program point L918(lines 918 935) no Hoare annotation was computed. [2018-09-14 16:01:24,074 INFO L426 ceAbstractionStarter]: For program point L918-2(lines 918 935) no Hoare annotation was computed. [2018-09-14 16:01:24,074 INFO L426 ceAbstractionStarter]: For program point L522(lines 522 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,075 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 54 1650) the Hoare annotation is: (let ((.cse0 (= ~a12~0 |old(~a12~0)|)) (.cse1 (= |old(~a0~0)| ~a0~0)) (.cse3 (= ~a27~0 |old(~a27~0)|)) (.cse4 (= |old(~a3~0)| ~a3~0)) (.cse5 (<= ~a6~0 |old(~a6~0)|)) (.cse6 (= 1 ~a11~0)) (.cse7 (= ~a5~0 |old(~a5~0)|))) (let ((.cse2 (= 1 ~a26~0)) (.cse9 (not (= 1 |old(~a26~0)|))) (.cse13 (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7)) (.cse14 (= 0 |old(~a3~0)|)) (.cse11 (not (= 1 |old(~a11~0)|))) (.cse8 (not (= 1 |old(~a5~0)|))) (.cse10 (not (= 1 ~a18~0))) (.cse12 (< 0 |old(~a11~0)|))) (and (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) .cse8 .cse9 .cse10 .cse11) (or .cse2 .cse8 .cse9 .cse10 .cse12) (or .cse8 (< 1 |old(~a3~0)|) .cse10 .cse11 .cse13 .cse14) (or .cse13 (< 0 |old(~a6~0)|) .cse8 .cse10 .cse11 .cse14) (or .cse8 .cse10 (and .cse0 .cse1 .cse4 .cse5 (= ~a27~0 1) .cse6 .cse7) .cse11 (not (= 1 |old(~a27~0)|))) (or (and .cse0 .cse1 (= ~a11~0 |old(~a11~0)|) .cse3 .cse4 .cse5 .cse7) .cse8 .cse10 .cse12)))) [2018-09-14 16:01:24,075 INFO L426 ceAbstractionStarter]: For program point L1381(lines 1381 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,075 INFO L426 ceAbstractionStarter]: For program point L1249(lines 1249 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,075 INFO L426 ceAbstractionStarter]: For program point L192(lines 192 211) no Hoare annotation was computed. [2018-09-14 16:01:24,075 INFO L426 ceAbstractionStarter]: For program point L126(lines 126 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,075 INFO L426 ceAbstractionStarter]: For program point L192-2(lines 192 211) no Hoare annotation was computed. [2018-09-14 16:01:24,075 INFO L426 ceAbstractionStarter]: For program point L853(lines 853 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,075 INFO L426 ceAbstractionStarter]: For program point L1646-1(lines 1646 1648) no Hoare annotation was computed. [2018-09-14 16:01:24,075 INFO L426 ceAbstractionStarter]: For program point L1580-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,075 INFO L426 ceAbstractionStarter]: For program point L1514-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,076 INFO L426 ceAbstractionStarter]: For program point L1382(lines 1382 1400) no Hoare annotation was computed. [2018-09-14 16:01:24,076 INFO L426 ceAbstractionStarter]: For program point L1382-2(lines 1382 1400) no Hoare annotation was computed. [2018-09-14 16:01:24,076 INFO L426 ceAbstractionStarter]: For program point L1250(lines 1250 1272) no Hoare annotation was computed. [2018-09-14 16:01:24,076 INFO L426 ceAbstractionStarter]: For program point L1250-2(lines 1250 1272) no Hoare annotation was computed. [2018-09-14 16:01:24,076 INFO L426 ceAbstractionStarter]: For program point L1647(line 1647) no Hoare annotation was computed. [2018-09-14 16:01:24,076 INFO L426 ceAbstractionStarter]: For program point L1581(line 1581) no Hoare annotation was computed. [2018-09-14 16:01:24,076 INFO L426 ceAbstractionStarter]: For program point L1515(line 1515) no Hoare annotation was computed. [2018-09-14 16:01:24,076 INFO L426 ceAbstractionStarter]: For program point L458(lines 458 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,076 INFO L426 ceAbstractionStarter]: For program point L1120(lines 1120 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,076 INFO L426 ceAbstractionStarter]: For program point L658(lines 658 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,077 INFO L426 ceAbstractionStarter]: For program point L592(lines 592 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,077 INFO L426 ceAbstractionStarter]: For program point L1583-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,077 INFO L426 ceAbstractionStarter]: For program point L1517-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,077 INFO L426 ceAbstractionStarter]: For program point L1584(line 1584) no Hoare annotation was computed. [2018-09-14 16:01:24,077 INFO L426 ceAbstractionStarter]: For program point L1518(line 1518) no Hoare annotation was computed. [2018-09-14 16:01:24,077 INFO L426 ceAbstractionStarter]: For program point L1452(lines 1452 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,077 INFO L426 ceAbstractionStarter]: For program point L329(lines 329 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,077 INFO L426 ceAbstractionStarter]: For program point L1321(lines 1321 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,077 INFO L426 ceAbstractionStarter]: For program point L529(lines 529 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,078 INFO L426 ceAbstractionStarter]: For program point L1586-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,078 INFO L426 ceAbstractionStarter]: For program point L1520-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,078 INFO L426 ceAbstractionStarter]: For program point L397(lines 397 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,078 INFO L426 ceAbstractionStarter]: For program point L265(lines 265 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,078 INFO L426 ceAbstractionStarter]: For program point L1190(lines 1190 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,078 INFO L426 ceAbstractionStarter]: For program point L1587(line 1587) no Hoare annotation was computed. [2018-09-14 16:01:24,078 INFO L426 ceAbstractionStarter]: For program point L1521(line 1521) no Hoare annotation was computed. [2018-09-14 16:01:24,078 INFO L426 ceAbstractionStarter]: For program point L795(lines 795 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,078 INFO L426 ceAbstractionStarter]: For program point L135(lines 135 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,078 INFO L426 ceAbstractionStarter]: For program point L994(lines 994 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,078 INFO L426 ceAbstractionStarter]: For program point L1589-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,079 INFO L426 ceAbstractionStarter]: For program point L1523-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,079 INFO L426 ceAbstractionStarter]: For program point L1127(lines 1127 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,079 INFO L426 ceAbstractionStarter]: For program point L1061(lines 1061 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,079 INFO L426 ceAbstractionStarter]: For program point L863(lines 863 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,079 INFO L426 ceAbstractionStarter]: For program point L665(lines 665 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,079 INFO L426 ceAbstractionStarter]: For program point L1590(line 1590) no Hoare annotation was computed. [2018-09-14 16:01:24,079 INFO L426 ceAbstractionStarter]: For program point L1524(line 1524) no Hoare annotation was computed. [2018-09-14 16:01:24,079 INFO L426 ceAbstractionStarter]: For program point L467(lines 467 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,079 INFO L426 ceAbstractionStarter]: For program point L1326(lines 1326 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,079 INFO L426 ceAbstractionStarter]: For program point L468(lines 468 478) no Hoare annotation was computed. [2018-09-14 16:01:24,079 INFO L426 ceAbstractionStarter]: For program point L468-2(lines 468 478) no Hoare annotation was computed. [2018-09-14 16:01:24,080 INFO L426 ceAbstractionStarter]: For program point L733(lines 733 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,080 INFO L426 ceAbstractionStarter]: For program point L1592-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,080 INFO L426 ceAbstractionStarter]: For program point L1526-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,080 INFO L426 ceAbstractionStarter]: For program point L1460(lines 1460 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,080 INFO L426 ceAbstractionStarter]: For program point L73(lines 73 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,080 INFO L426 ceAbstractionStarter]: For program point L1593(line 1593) no Hoare annotation was computed. [2018-09-14 16:01:24,080 INFO L426 ceAbstractionStarter]: For program point L1527(line 1527) no Hoare annotation was computed. [2018-09-14 16:01:24,080 INFO L426 ceAbstractionStarter]: For program point L603(lines 603 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,080 INFO L426 ceAbstractionStarter]: For program point L405(lines 405 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,080 INFO L426 ceAbstractionStarter]: For program point L339(lines 339 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,081 INFO L426 ceAbstractionStarter]: For program point L1132(lines 1132 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,081 INFO L426 ceAbstractionStarter]: For program point L1066(lines 1066 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,081 INFO L426 ceAbstractionStarter]: For program point L868(lines 868 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,081 INFO L426 ceAbstractionStarter]: For program point L1595-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,081 INFO L426 ceAbstractionStarter]: For program point L1529-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,081 INFO L426 ceAbstractionStarter]: For program point L869(lines 869 887) no Hoare annotation was computed. [2018-09-14 16:01:24,081 INFO L426 ceAbstractionStarter]: For program point L869-2(lines 869 887) no Hoare annotation was computed. [2018-09-14 16:01:24,081 INFO L426 ceAbstractionStarter]: For program point L1596(line 1596) no Hoare annotation was computed. [2018-09-14 16:01:24,081 INFO L426 ceAbstractionStarter]: For program point L539(lines 539 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,081 INFO L426 ceAbstractionStarter]: For program point L1530(line 1530) no Hoare annotation was computed. [2018-09-14 16:01:24,081 INFO L426 ceAbstractionStarter]: For program point L1200(lines 1200 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L804(lines 804 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L276(lines 276 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L1003(lines 1003 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L937(lines 937 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L1598-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L1532-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L1466(lines 1466 1468) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L1466-2(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L1599(line 1599) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L1533(line 1533) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L1467(line 1467) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L146(lines 146 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,082 INFO L426 ceAbstractionStarter]: For program point L675(lines 675 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,083 INFO L426 ceAbstractionStarter]: For program point L1402(lines 1402 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,083 INFO L426 ceAbstractionStarter]: For program point L1336(lines 1336 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,083 INFO L426 ceAbstractionStarter]: For program point L213(lines 213 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,083 INFO L426 ceAbstractionStarter]: For program point L1601-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,083 INFO L426 ceAbstractionStarter]: For program point L1535-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,083 INFO L426 ceAbstractionStarter]: For program point L1469-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,083 INFO L426 ceAbstractionStarter]: For program point L1403(lines 1403 1421) no Hoare annotation was computed. [2018-09-14 16:01:24,083 INFO L426 ceAbstractionStarter]: For program point L1403-2(lines 1403 1421) no Hoare annotation was computed. [2018-09-14 16:01:24,083 INFO L426 ceAbstractionStarter]: For program point L82(lines 82 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,083 INFO L426 ceAbstractionStarter]: For program point L743(lines 743 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,083 INFO L426 ceAbstractionStarter]: For program point L1602(line 1602) no Hoare annotation was computed. [2018-09-14 16:01:24,083 INFO L426 ceAbstractionStarter]: For program point L1536(line 1536) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L1470(line 1470) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L1074(lines 1074 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L546(lines 546 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L480(lines 480 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L414(lines 414 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L348(lines 348 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L1604-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L1538-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L1472-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L1274(lines 1274 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L1142(lines 1142 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L614(lines 614 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L1605(line 1605) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L1539(line 1539) no Hoare annotation was computed. [2018-09-14 16:01:24,084 INFO L426 ceAbstractionStarter]: For program point L1473(line 1473) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L284(lines 284 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L1011(lines 1011 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L813(lines 813 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L1210(lines 1210 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L1607-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L1541-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L1475-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L1211(lines 1211 1224) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L1211-2(lines 1211 1224) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L947(lines 947 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L1608(line 1608) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L1542(line 1542) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L1476(line 1476) no Hoare annotation was computed. [2018-09-14 16:01:24,085 INFO L426 ceAbstractionStarter]: For program point L1344(lines 1344 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,086 INFO L426 ceAbstractionStarter]: For program point L155(lines 155 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,086 INFO L426 ceAbstractionStarter]: For program point L89(lines 89 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,086 INFO L426 ceAbstractionStarter]: For program point L684(lines 684 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,086 INFO L426 ceAbstractionStarter]: For program point L222(lines 222 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,086 INFO L426 ceAbstractionStarter]: For program point L685(lines 685 699) no Hoare annotation was computed. [2018-09-14 16:01:24,086 INFO L426 ceAbstractionStarter]: For program point L685-2(lines 685 699) no Hoare annotation was computed. [2018-09-14 16:01:24,086 INFO L426 ceAbstractionStarter]: For program point L1610-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,086 INFO L426 ceAbstractionStarter]: For program point L1544-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,086 INFO L426 ceAbstractionStarter]: For program point L1478-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,086 INFO L426 ceAbstractionStarter]: For program point L1611(line 1611) no Hoare annotation was computed. [2018-09-14 16:01:24,087 INFO L426 ceAbstractionStarter]: For program point L1545(line 1545) no Hoare annotation was computed. [2018-09-14 16:01:24,087 INFO L426 ceAbstractionStarter]: For program point L488(lines 488 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,087 INFO L426 ceAbstractionStarter]: For program point L1479(line 1479) no Hoare annotation was computed. [2018-09-14 16:01:24,087 INFO L426 ceAbstractionStarter]: For program point L422(lines 422 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,087 INFO L426 ceAbstractionStarter]: For program point L356(lines 356 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,087 INFO L426 ceAbstractionStarter]: For program point L753(lines 753 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,087 INFO L426 ceAbstractionStarter]: For program point L622(lines 622 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,087 INFO L426 ceAbstractionStarter]: For program point L556(lines 556 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,088 INFO L426 ceAbstractionStarter]: For program point L1613-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,088 INFO L426 ceAbstractionStarter]: For program point L1547-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,088 INFO L426 ceAbstractionStarter]: For program point L1481-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,088 INFO L426 ceAbstractionStarter]: For program point L292(lines 292 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,088 INFO L426 ceAbstractionStarter]: For program point L1283(lines 1283 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,088 INFO L426 ceAbstractionStarter]: For program point L1614(line 1614) no Hoare annotation was computed. [2018-09-14 16:01:24,088 INFO L426 ceAbstractionStarter]: For program point L1548(line 1548) no Hoare annotation was computed. [2018-09-14 16:01:24,088 INFO L426 ceAbstractionStarter]: For program point L1482(line 1482) no Hoare annotation was computed. [2018-09-14 16:01:24,088 INFO L426 ceAbstractionStarter]: For program point L1350(lines 1350 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,088 INFO L426 ceAbstractionStarter]: For program point L1284(lines 1284 1303) no Hoare annotation was computed. [2018-09-14 16:01:24,089 INFO L426 ceAbstractionStarter]: For program point L1284-2(lines 1284 1303) no Hoare annotation was computed. [2018-09-14 16:01:24,089 INFO L426 ceAbstractionStarter]: For program point L1152(lines 1152 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,089 INFO L426 ceAbstractionStarter]: For program point L95(lines 95 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,089 INFO L426 ceAbstractionStarter]: For program point L1086(lines 1086 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,089 INFO L426 ceAbstractionStarter]: For program point L1021(lines 1021 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,089 INFO L426 ceAbstractionStarter]: For program point L955(lines 955 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,089 INFO L426 ceAbstractionStarter]: For program point L889(lines 889 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,089 INFO L426 ceAbstractionStarter]: For program point L1616-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,089 INFO L426 ceAbstractionStarter]: For program point L1550-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,089 INFO L426 ceAbstractionStarter]: For program point L1484-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,089 INFO L426 ceAbstractionStarter]: For program point L1617(line 1617) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L1551(line 1551) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L1485(line 1485) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L164(lines 164 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L825(lines 825 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L1619-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L1553-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L1487-1(lines 54 1650) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L761(lines 761 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L1620(line 1620) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L1554(line 1554) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L497(lines 497 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L1488(line 1488) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point L233(lines 233 1465) no Hoare annotation was computed. [2018-09-14 16:01:24,090 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-14 16:01:24,091 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a6~0 0) (<= ~a3~0 1) (= ~a18~0 1) (= 1 ~a5~0) (= ~a27~0 1) (not (= ~a0~0 ~a12~0)) (<= ~a11~0 0) (not (= ~a3~0 0))) [2018-09-14 16:01:24,091 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-14 16:01:24,091 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-14 16:01:24,091 INFO L426 ceAbstractionStarter]: For program point L1666-1(line 1666) no Hoare annotation was computed. [2018-09-14 16:01:24,091 INFO L426 ceAbstractionStarter]: For program point L1663(line 1663) no Hoare annotation was computed. [2018-09-14 16:01:24,091 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 1652 1669) the Hoare annotation is: (or (< 0 |old(~a6~0)|) (= |old(~a0~0)| |old(~a12~0)|) (not (= 1 |old(~a5~0)|)) (< 1 |old(~a3~0)|) (not (= 1 ~a18~0)) (< 0 |old(~a11~0)|) (not (= 1 |old(~a27~0)|)) (and (= ~a12~0 |old(~a12~0)|) (= |old(~a0~0)| ~a0~0) (= ~a11~0 |old(~a11~0)|) (= |old(~a3~0)| ~a3~0) (<= ~a6~0 |old(~a6~0)|) (= ~a27~0 1) (= ~a5~0 |old(~a5~0)|)) (= 0 |old(~a3~0)|)) [2018-09-14 16:01:24,091 INFO L426 ceAbstractionStarter]: For program point L1658-1(lines 1658 1668) no Hoare annotation was computed. [2018-09-14 16:01:24,091 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 1652 1669) no Hoare annotation was computed. [2018-09-14 16:01:24,091 INFO L422 ceAbstractionStarter]: At program point L1658-3(lines 1658 1668) the Hoare annotation is: (let ((.cse2 (not (= ~a3~0 0))) (.cse1 (= 1 ~a11~0)) (.cse0 (= ~a5~0 |old(~a5~0)|))) (or (not (= 1 ~a18~0)) (< 0 |old(~a6~0)|) (and .cse0 (<= ~a11~0 0)) (not (= 1 |old(~a27~0)|)) (< 0 |old(~a11~0)|) (= 0 |old(~a3~0)|) (and (<= ~a3~0 1) .cse1 (and .cse0 .cse2)) (and .cse1 .cse0 (= 1 ~a26~0)) (< 1 |old(~a3~0)|) (and (<= ~a6~0 0) .cse1 .cse0 .cse2) (not (= 1 |old(~a5~0)|)) (= |old(~a0~0)| |old(~a12~0)|) (and .cse1 (and (= ~a27~0 1) .cse0)))) [2018-09-14 16:01:24,091 INFO L426 ceAbstractionStarter]: For program point L1658-4(lines 1652 1669) no Hoare annotation was computed. [2018-09-14 16:01:24,091 INFO L422 ceAbstractionStarter]: At program point L1666(line 1666) the Hoare annotation is: (let ((.cse2 (not (= ~a3~0 0))) (.cse1 (= 1 ~a11~0)) (.cse0 (= ~a5~0 |old(~a5~0)|))) (or (not (= 1 ~a18~0)) (< 0 |old(~a6~0)|) (and .cse0 (<= ~a11~0 0)) (not (= 1 |old(~a27~0)|)) (< 0 |old(~a11~0)|) (= 0 |old(~a3~0)|) (and (<= ~a3~0 1) .cse1 (and .cse0 .cse2)) (and .cse1 .cse0 (= 1 ~a26~0)) (< 1 |old(~a3~0)|) (and (<= ~a6~0 0) .cse1 .cse0 .cse2) (not (= 1 |old(~a5~0)|)) (= |old(~a0~0)| |old(~a12~0)|) (and .cse1 (and (= ~a27~0 1) .cse0)))) [2018-09-14 16:01:24,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.09 04:01:24 BoogieIcfgContainer [2018-09-14 16:01:24,110 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-14 16:01:24,111 INFO L168 Benchmark]: Toolchain (without parser) took 73101.25 ms. Allocated memory was 1.5 GB in the beginning and 3.8 GB in the end (delta: 2.2 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 1.8 GB. Max. memory is 7.1 GB. [2018-09-14 16:01:24,113 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 16:01:24,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1155.64 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2018-09-14 16:01:24,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 175.60 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-09-14 16:01:24,115 INFO L168 Benchmark]: Boogie Preprocessor took 386.69 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 814.7 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -950.9 MB). Peak memory consumption was 48.3 MB. Max. memory is 7.1 GB. [2018-09-14 16:01:24,116 INFO L168 Benchmark]: RCFGBuilder took 4899.98 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.0 GB in the end (delta: 253.3 MB). Peak memory consumption was 253.3 MB. Max. memory is 7.1 GB. [2018-09-14 16:01:24,116 INFO L168 Benchmark]: TraceAbstraction took 66474.28 ms. Allocated memory was 2.4 GB in the beginning and 3.8 GB in the end (delta: 1.4 GB). Free memory was 2.0 GB in the beginning and 2.7 GB in the end (delta: -667.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2018-09-14 16:01:24,122 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1155.64 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 95.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 175.60 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 386.69 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 814.7 MB). Free memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: -950.9 MB). Peak memory consumption was 48.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 4899.98 ms. Allocated memory is still 2.4 GB. Free memory was 2.3 GB in the beginning and 2.0 GB in the end (delta: 253.3 MB). Peak memory consumption was 253.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 66474.28 ms. Allocated memory was 2.4 GB in the beginning and 3.8 GB in the end (delta: 1.4 GB). Free memory was 2.0 GB in the beginning and 2.7 GB in the end (delta: -667.2 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1578]: 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: 1658]: Loop Invariant Derived loop invariant: (((((((((((!(1 == a18) || 0 < \old(a6)) || (a5 == \old(a5) && a11 <= 0)) || !(1 == \old(a27))) || 0 < \old(a11)) || 0 == \old(a3)) || ((a3 <= 1 && 1 == a11) && a5 == \old(a5) && !(a3 == 0))) || ((1 == a11 && a5 == \old(a5)) && 1 == a26)) || 1 < \old(a3)) || (((a6 <= 0 && 1 == a11) && a5 == \old(a5)) && !(a3 == 0))) || !(1 == \old(a5))) || \old(a0) == \old(a12)) || (1 == a11 && a27 == 1 && a5 == \old(a5)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 312 locations, 1 error locations. SAFE Result, 66.3s OverallTime, 12 OverallIterations, 4 TraceHistogramMax, 33.4s AutomataDifference, 0.0s DeadEndRemovalTime, 11.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 2172 SDtfs, 9550 SDslu, 1833 SDs, 0 SdLazy, 15288 SolverSat, 3018 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 25.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6877 GetRequests, 6744 SyntacticMatches, 30 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 7.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22583occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 3.0s AutomataMinimizationTime, 12 MinimizatonAttempts, 2655 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 737 PreInvPairs, 1169 NumberOfFragments, 500 HoareAnnotationTreeSize, 737 FomulaSimplifications, 176900 FormulaSimplificationTreeSizeReduction, 4.2s HoareSimplificationTime, 7 FomulaSimplificationsInter, 74985 FormulaSimplificationTreeSizeReductionInter, 7.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.7s SsaConstructionTime, 3.0s SatisfiabilityAnalysisTime, 11.9s InterpolantComputationTime, 6517 NumberOfCodeBlocks, 6517 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 9872 ConstructedInterpolants, 0 QuantifiedInterpolants, 5557310 SizeOfPredicates, 22 NumberOfNonLiveVariables, 13355 ConjunctsInSsa, 90 ConjunctsInUnsatCore, 36 InterpolantComputations, 10 PerfectInterpolantSequences, 3777/4079 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/Problem03_label10_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-14_16-01-24-138.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem03_label10_true-unreach-call.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-14_16-01-24-138.csv Received shutdown request...