java -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-14 15:58:14,969 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-14 15:58:14,972 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-14 15:58:14,989 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-14 15:58:14,990 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-14 15:58:14,992 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-14 15:58:14,994 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-14 15:58:14,996 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-14 15:58:14,998 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-14 15:58:14,999 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-14 15:58:15,001 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-14 15:58:15,002 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-14 15:58:15,003 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-14 15:58:15,005 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-14 15:58:15,006 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-14 15:58:15,012 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-14 15:58:15,013 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-14 15:58:15,015 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-14 15:58:15,019 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-14 15:58:15,023 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-14 15:58:15,025 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-14 15:58:15,026 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-14 15:58:15,028 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-14 15:58:15,029 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-14 15:58:15,029 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-14 15:58:15,032 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-14 15:58:15,033 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-14 15:58:15,034 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-14 15:58:15,036 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-14 15:58:15,037 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-14 15:58:15,037 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-14 15:58:15,040 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-14 15:58:15,040 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-14 15:58:15,040 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-14 15:58:15,043 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-14 15:58:15,043 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-14 15:58:15,045 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 15:58:15,070 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-14 15:58:15,070 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-14 15:58:15,071 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-14 15:58:15,072 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-14 15:58:15,072 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-14 15:58:15,072 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-14 15:58:15,072 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-14 15:58:15,072 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-14 15:58:15,073 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-14 15:58:15,073 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-14 15:58:15,073 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-14 15:58:15,074 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-14 15:58:15,074 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-14 15:58:15,074 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-14 15:58:15,074 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-14 15:58:15,074 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-14 15:58:15,075 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-14 15:58:15,075 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-14 15:58:15,075 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-14 15:58:15,075 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-14 15:58:15,075 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-14 15:58:15,076 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-14 15:58:15,076 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-14 15:58:15,076 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 15:58:15,076 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-14 15:58:15,077 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-14 15:58:15,077 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-14 15:58:15,077 INFO L133 SettingsManager]: * Trace refinement strategy=RUBBER_TAIPAN [2018-09-14 15:58:15,077 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-14 15:58:15,077 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-14 15:58:15,078 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-14 15:58:15,078 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-14 15:58:15,078 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-14 15:58:15,131 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-14 15:58:15,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-14 15:58:15,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-14 15:58:15,155 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-14 15:58:15,155 INFO L276 PluginConnector]: CDTParser initialized [2018-09-14 15:58:15,156 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-09-14 15:58:15,506 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71fc41439/a65751b3c44d42159040591f70074851/FLAG7da882054 [2018-09-14 15:58:15,755 INFO L277 CDTParser]: Found 1 translation units. [2018-09-14 15:58:15,756 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label14_true-unreach-call_false-termination.c [2018-09-14 15:58:15,767 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71fc41439/a65751b3c44d42159040591f70074851/FLAG7da882054 [2018-09-14 15:58:15,793 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71fc41439/a65751b3c44d42159040591f70074851 [2018-09-14 15:58:15,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-14 15:58:15,809 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-14 15:58:15,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-14 15:58:15,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-14 15:58:15,820 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-14 15:58:15,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 03:58:15" (1/1) ... [2018-09-14 15:58:15,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc48bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:15, skipping insertion in model container [2018-09-14 15:58:15,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 03:58:15" (1/1) ... [2018-09-14 15:58:15,841 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-14 15:58:16,379 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 15:58:16,401 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-14 15:58:16,520 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 15:58:16,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:16 WrapperNode [2018-09-14 15:58:16,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-14 15:58:16,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-14 15:58:16,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-14 15:58:16,572 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-14 15:58:16,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:16" (1/1) ... [2018-09-14 15:58:16,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:16" (1/1) ... [2018-09-14 15:58:16,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-14 15:58:16,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-14 15:58:16,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-14 15:58:16,687 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-14 15:58:16,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:16" (1/1) ... [2018-09-14 15:58:16,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:16" (1/1) ... [2018-09-14 15:58:16,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:16" (1/1) ... [2018-09-14 15:58:16,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:16" (1/1) ... [2018-09-14 15:58:16,882 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:16" (1/1) ... [2018-09-14 15:58:16,904 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:16" (1/1) ... [2018-09-14 15:58:16,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:16" (1/1) ... [2018-09-14 15:58:16,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-14 15:58:16,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-14 15:58:16,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-14 15:58:16,936 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-14 15:58:16,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:16" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 15:58:17,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-14 15:58:17,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-14 15:58:17,020 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-09-14 15:58:17,020 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-09-14 15:58:17,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-14 15:58:17,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-14 15:58:17,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-14 15:58:17,023 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-14 15:58:20,651 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-14 15:58:20,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 03:58:20 BoogieIcfgContainer [2018-09-14 15:58:20,654 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-14 15:58:20,655 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-14 15:58:20,655 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-14 15:58:20,662 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-14 15:58:20,663 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.09 03:58:15" (1/3) ... [2018-09-14 15:58:20,664 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a7593e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 03:58:20, skipping insertion in model container [2018-09-14 15:58:20,664 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 03:58:16" (2/3) ... [2018-09-14 15:58:20,665 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a7593e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.09 03:58:20, skipping insertion in model container [2018-09-14 15:58:20,665 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 03:58:20" (3/3) ... [2018-09-14 15:58:20,667 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem02_label14_true-unreach-call_false-termination.c [2018-09-14 15:58:20,678 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-09-14 15:58:20,688 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-14 15:58:20,757 INFO L130 ementStrategyFactory]: Using default assertion order modulation [2018-09-14 15:58:20,758 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-14 15:58:20,758 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-14 15:58:20,759 INFO L383 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-09-14 15:58:20,759 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-14 15:58:20,759 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-14 15:58:20,759 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-14 15:58:20,759 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-14 15:58:20,760 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-14 15:58:20,791 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2018-09-14 15:58:20,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-09-14 15:58:20,806 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:58:20,807 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] [2018-09-14 15:58:20,808 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:58:20,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1648799080, now seen corresponding path program 1 times [2018-09-14 15:58:20,818 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:58:20,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:20,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:58:20,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:20,878 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:58:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:58:21,450 WARN L178 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 15:58:21,614 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 15:58:21,616 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:58:21,617 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-09-14 15:58:21,617 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:58:21,626 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-14 15:58:21,646 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-14 15:58:21,647 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-09-14 15:58:21,650 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 3 states. [2018-09-14 15:58:23,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:58:23,154 INFO L93 Difference]: Finished difference Result 621 states and 1059 transitions. [2018-09-14 15:58:23,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-14 15:58:23,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2018-09-14 15:58:23,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:58:23,177 INFO L225 Difference]: With dead ends: 621 [2018-09-14 15:58:23,178 INFO L226 Difference]: Without dead ends: 382 [2018-09-14 15:58:23,185 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 15:58:23,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2018-09-14 15:58:23,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2018-09-14 15:58:23,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 382 states. [2018-09-14 15:58:23,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 608 transitions. [2018-09-14 15:58:23,280 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 608 transitions. Word has length 124 [2018-09-14 15:58:23,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:58:23,281 INFO L480 AbstractCegarLoop]: Abstraction has 382 states and 608 transitions. [2018-09-14 15:58:23,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-14 15:58:23,282 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 608 transitions. [2018-09-14 15:58:23,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-09-14 15:58:23,290 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:58:23,291 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:58:23,291 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:58:23,292 INFO L82 PathProgramCache]: Analyzing trace with hash 1971063541, now seen corresponding path program 1 times [2018-09-14 15:58:23,292 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:58:23,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:23,293 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:58:23,293 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:23,294 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:58:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:58:23,855 WARN L178 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-09-14 15:58:24,074 WARN L178 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-14 15:58:24,185 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:58:24,186 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:58:24,186 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 15:58:24,187 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:58:24,189 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:58:24,189 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:58:24,189 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:58:24,190 INFO L87 Difference]: Start difference. First operand 382 states and 608 transitions. Second operand 5 states. [2018-09-14 15:58:25,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:58:25,701 INFO L93 Difference]: Finished difference Result 903 states and 1497 transitions. [2018-09-14 15:58:25,702 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:58:25,702 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 133 [2018-09-14 15:58:25,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:58:25,707 INFO L225 Difference]: With dead ends: 903 [2018-09-14 15:58:25,707 INFO L226 Difference]: Without dead ends: 381 [2018-09-14 15:58:25,714 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:58:25,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2018-09-14 15:58:25,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 381. [2018-09-14 15:58:25,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-09-14 15:58:25,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 602 transitions. [2018-09-14 15:58:25,739 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 602 transitions. Word has length 133 [2018-09-14 15:58:25,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:58:25,740 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 602 transitions. [2018-09-14 15:58:25,740 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:58:25,740 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 602 transitions. [2018-09-14 15:58:25,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-09-14 15:58:25,744 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:58:25,744 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:58:25,744 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:58:25,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1740193815, now seen corresponding path program 1 times [2018-09-14 15:58:25,745 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:58:25,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:25,746 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:58:25,746 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:25,746 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:58:25,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:58:26,206 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:58:26,206 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:58:26,206 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 15:58:26,206 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:58:26,207 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:58:26,208 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:58:26,208 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:58:26,208 INFO L87 Difference]: Start difference. First operand 381 states and 602 transitions. Second operand 5 states. [2018-09-14 15:58:27,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:58:27,881 INFO L93 Difference]: Finished difference Result 901 states and 1482 transitions. [2018-09-14 15:58:27,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:58:27,881 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 139 [2018-09-14 15:58:27,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:58:27,885 INFO L225 Difference]: With dead ends: 901 [2018-09-14 15:58:27,885 INFO L226 Difference]: Without dead ends: 380 [2018-09-14 15:58:27,887 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:58:27,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2018-09-14 15:58:27,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2018-09-14 15:58:27,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 380 states. [2018-09-14 15:58:27,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 594 transitions. [2018-09-14 15:58:27,908 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 594 transitions. Word has length 139 [2018-09-14 15:58:27,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:58:27,909 INFO L480 AbstractCegarLoop]: Abstraction has 380 states and 594 transitions. [2018-09-14 15:58:27,909 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:58:27,909 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 594 transitions. [2018-09-14 15:58:27,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-09-14 15:58:27,911 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:58:27,912 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:58:27,912 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:58:27,912 INFO L82 PathProgramCache]: Analyzing trace with hash -295510606, now seen corresponding path program 1 times [2018-09-14 15:58:27,912 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:58:27,913 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:27,914 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:58:27,914 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:27,914 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:58:27,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:58:28,088 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:58:28,089 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:58:28,089 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 15:58:28,089 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:58:28,090 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 15:58:28,090 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 15:58:28,090 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 15:58:28,090 INFO L87 Difference]: Start difference. First operand 380 states and 594 transitions. Second operand 6 states. [2018-09-14 15:58:31,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:58:31,354 INFO L93 Difference]: Finished difference Result 1193 states and 1942 transitions. [2018-09-14 15:58:31,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 15:58:31,356 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 147 [2018-09-14 15:58:31,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:58:31,361 INFO L225 Difference]: With dead ends: 1193 [2018-09-14 15:58:31,362 INFO L226 Difference]: Without dead ends: 819 [2018-09-14 15:58:31,364 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-14 15:58:31,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2018-09-14 15:58:31,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 807. [2018-09-14 15:58:31,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 807 states. [2018-09-14 15:58:31,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1208 transitions. [2018-09-14 15:58:31,405 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1208 transitions. Word has length 147 [2018-09-14 15:58:31,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:58:31,406 INFO L480 AbstractCegarLoop]: Abstraction has 807 states and 1208 transitions. [2018-09-14 15:58:31,406 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 15:58:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1208 transitions. [2018-09-14 15:58:31,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-09-14 15:58:31,409 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:58:31,410 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:58:31,410 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:58:31,410 INFO L82 PathProgramCache]: Analyzing trace with hash -431421266, now seen corresponding path program 1 times [2018-09-14 15:58:31,411 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:58:31,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:31,412 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:58:31,412 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:31,412 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:58:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:58:31,726 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:58:31,726 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:58:31,726 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 15:58:31,726 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:58:31,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:58:31,727 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:58:31,727 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:58:31,727 INFO L87 Difference]: Start difference. First operand 807 states and 1208 transitions. Second operand 5 states. [2018-09-14 15:58:32,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:58:32,834 INFO L93 Difference]: Finished difference Result 1753 states and 2669 transitions. [2018-09-14 15:58:32,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:58:32,834 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 149 [2018-09-14 15:58:32,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:58:32,839 INFO L225 Difference]: With dead ends: 1753 [2018-09-14 15:58:32,840 INFO L226 Difference]: Without dead ends: 804 [2018-09-14 15:58:32,843 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:58:32,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2018-09-14 15:58:32,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 804. [2018-09-14 15:58:32,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 804 states. [2018-09-14 15:58:32,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 804 states and 1190 transitions. [2018-09-14 15:58:32,879 INFO L78 Accepts]: Start accepts. Automaton has 804 states and 1190 transitions. Word has length 149 [2018-09-14 15:58:32,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:58:32,879 INFO L480 AbstractCegarLoop]: Abstraction has 804 states and 1190 transitions. [2018-09-14 15:58:32,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:58:32,879 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1190 transitions. [2018-09-14 15:58:32,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2018-09-14 15:58:32,883 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:58:32,883 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:58:32,883 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:58:32,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1643086762, now seen corresponding path program 1 times [2018-09-14 15:58:32,884 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:58:32,884 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:32,885 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:58:32,885 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:32,885 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:58:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:58:33,296 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:58:33,296 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:58:33,297 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-14 15:58:33,297 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:58:33,297 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-09-14 15:58:33,297 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-09-14 15:58:33,298 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:58:33,298 INFO L87 Difference]: Start difference. First operand 804 states and 1190 transitions. Second operand 5 states. [2018-09-14 15:58:34,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:58:34,170 INFO L93 Difference]: Finished difference Result 1747 states and 2630 transitions. [2018-09-14 15:58:34,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-09-14 15:58:34,180 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 151 [2018-09-14 15:58:34,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:58:34,185 INFO L225 Difference]: With dead ends: 1747 [2018-09-14 15:58:34,185 INFO L226 Difference]: Without dead ends: 801 [2018-09-14 15:58:34,188 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-09-14 15:58:34,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2018-09-14 15:58:34,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 801. [2018-09-14 15:58:34,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 801 states. [2018-09-14 15:58:34,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 801 states and 1169 transitions. [2018-09-14 15:58:34,216 INFO L78 Accepts]: Start accepts. Automaton has 801 states and 1169 transitions. Word has length 151 [2018-09-14 15:58:34,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:58:34,217 INFO L480 AbstractCegarLoop]: Abstraction has 801 states and 1169 transitions. [2018-09-14 15:58:34,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-09-14 15:58:34,217 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1169 transitions. [2018-09-14 15:58:34,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-09-14 15:58:34,221 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:58:34,221 INFO L376 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:58:34,221 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:58:34,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1909626462, now seen corresponding path program 1 times [2018-09-14 15:58:34,222 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:58:34,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:34,223 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:58:34,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:34,223 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:58:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:58:34,446 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-09-14 15:58:34,763 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:58:34,763 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-14 15:58:34,763 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-14 15:58:34,764 INFO L265 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-09-14 15:58:34,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-09-14 15:58:34,765 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-09-14 15:58:34,766 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-09-14 15:58:34,766 INFO L87 Difference]: Start difference. First operand 801 states and 1169 transitions. Second operand 6 states. [2018-09-14 15:58:36,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:58:36,320 INFO L93 Difference]: Finished difference Result 2381 states and 3621 transitions. [2018-09-14 15:58:36,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-09-14 15:58:36,328 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 155 [2018-09-14 15:58:36,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:58:36,339 INFO L225 Difference]: With dead ends: 2381 [2018-09-14 15:58:36,340 INFO L226 Difference]: Without dead ends: 1586 [2018-09-14 15:58:36,343 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-09-14 15:58:36,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1586 states. [2018-09-14 15:58:36,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1586 to 1558. [2018-09-14 15:58:36,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1558 states. [2018-09-14 15:58:36,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 2225 transitions. [2018-09-14 15:58:36,400 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 2225 transitions. Word has length 155 [2018-09-14 15:58:36,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:58:36,401 INFO L480 AbstractCegarLoop]: Abstraction has 1558 states and 2225 transitions. [2018-09-14 15:58:36,401 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-09-14 15:58:36,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 2225 transitions. [2018-09-14 15:58:36,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2018-09-14 15:58:36,408 INFO L368 BasicCegarLoop]: Found error trace [2018-09-14 15:58:36,408 INFO L376 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-14 15:58:36,408 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-09-14 15:58:36,409 INFO L82 PathProgramCache]: Analyzing trace with hash 1663549744, now seen corresponding path program 1 times [2018-09-14 15:58:36,409 INFO L69 tionRefinementEngine]: Using refinement strategy RubberTaipanRefinementStrategy [2018-09-14 15:58:36,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:36,411 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:58:36,411 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-09-14 15:58:36,411 INFO L295 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-09-14 15:58:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:58:36,619 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:58:36,619 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:58:36,619 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 15:58:36,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:58:36,628 INFO L295 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:58:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:58:36,728 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:58:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:58:37,253 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:58:37,419 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-09-14 15:58:37,774 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:58:37,803 INFO L301 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-09-14 15:58:37,803 INFO L197 anRefinementStrategy]: Switched to InterpolantGenerator mode CVC4_IG No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk --tlimit-per=12000 [2018-09-14 15:58:37,819 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-09-14 15:58:37,819 INFO L295 anRefinementStrategy]: Using traceCheck mode CVC4_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-09-14 15:58:37,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-09-14 15:58:37,997 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-09-14 15:58:38,184 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 61 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:58:38,184 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-09-14 15:58:38,429 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 89 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-09-14 15:58:38,432 INFO L313 seRefinementStrategy]: Constructing automaton from 0 perfect and 5 imperfect interpolant sequences. [2018-09-14 15:58:38,433 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5, 7, 5] total 12 [2018-09-14 15:58:38,433 INFO L258 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-09-14 15:58:38,434 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-09-14 15:58:38,435 INFO L147 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-09-14 15:58:38,435 INFO L148 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2018-09-14 15:58:38,436 INFO L87 Difference]: Start difference. First operand 1558 states and 2225 transitions. Second operand 9 states. [2018-09-14 15:58:39,399 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-09-14 15:58:44,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-14 15:58:44,092 INFO L93 Difference]: Finished difference Result 5094 states and 8077 transitions. [2018-09-14 15:58:44,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-09-14 15:58:44,093 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 190 [2018-09-14 15:58:44,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-14 15:58:44,093 INFO L225 Difference]: With dead ends: 5094 [2018-09-14 15:58:44,093 INFO L226 Difference]: Without dead ends: 0 [2018-09-14 15:58:44,124 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 810 GetRequests, 770 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 444 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=310, Invalid=1412, Unknown=0, NotChecked=0, Total=1722 [2018-09-14 15:58:44,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-09-14 15:58:44,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-09-14 15:58:44,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-09-14 15:58:44,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-09-14 15:58:44,125 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 190 [2018-09-14 15:58:44,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-14 15:58:44,126 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-09-14 15:58:44,126 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-09-14 15:58:44,126 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-09-14 15:58:44,126 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-09-14 15:58:44,132 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-09-14 15:58:44,441 WARN L178 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-09-14 15:58:44,739 WARN L178 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 25 [2018-09-14 15:58:45,164 WARN L178 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 55 [2018-09-14 15:58:45,310 WARN L178 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 25 [2018-09-14 15:58:45,425 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 25 [2018-09-14 15:58:45,427 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-09-14 15:58:45,427 INFO L422 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~a28~0)| ~a28~0) (= ~a19~0 |old(~a19~0)|) (= ~a25~0 |old(~a25~0)|)) [2018-09-14 15:58:45,428 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-09-14 15:58:45,428 INFO L426 ceAbstractionStarter]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,428 INFO L426 ceAbstractionStarter]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,428 INFO L426 ceAbstractionStarter]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,428 INFO L426 ceAbstractionStarter]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,428 INFO L426 ceAbstractionStarter]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,428 INFO L426 ceAbstractionStarter]: For program point L234(lines 234 413) no Hoare annotation was computed. [2018-09-14 15:58:45,428 INFO L426 ceAbstractionStarter]: For program point L69(lines 69 413) no Hoare annotation was computed. [2018-09-14 15:58:45,428 INFO L426 ceAbstractionStarter]: For program point L565(line 565) no Hoare annotation was computed. [2018-09-14 15:58:45,428 INFO L426 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2018-09-14 15:58:45,429 INFO L426 ceAbstractionStarter]: For program point L499(line 499) no Hoare annotation was computed. [2018-09-14 15:58:45,429 INFO L426 ceAbstractionStarter]: For program point L466(line 466) no Hoare annotation was computed. [2018-09-14 15:58:45,429 INFO L426 ceAbstractionStarter]: For program point L433(line 433) no Hoare annotation was computed. [2018-09-14 15:58:45,429 INFO L426 ceAbstractionStarter]: For program point L202(lines 202 413) no Hoare annotation was computed. [2018-09-14 15:58:45,429 INFO L426 ceAbstractionStarter]: For program point L169(lines 169 413) no Hoare annotation was computed. [2018-09-14 15:58:45,429 INFO L426 ceAbstractionStarter]: For program point L368(lines 368 413) no Hoare annotation was computed. [2018-09-14 15:58:45,429 INFO L426 ceAbstractionStarter]: For program point L203(lines 203 210) no Hoare annotation was computed. [2018-09-14 15:58:45,429 INFO L426 ceAbstractionStarter]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2018-09-14 15:58:45,430 INFO L426 ceAbstractionStarter]: For program point L38(lines 38 413) no Hoare annotation was computed. [2018-09-14 15:58:45,430 INFO L426 ceAbstractionStarter]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,430 INFO L426 ceAbstractionStarter]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,430 INFO L426 ceAbstractionStarter]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,430 INFO L426 ceAbstractionStarter]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,430 INFO L426 ceAbstractionStarter]: For program point L402(lines 402 413) no Hoare annotation was computed. [2018-09-14 15:58:45,430 INFO L426 ceAbstractionStarter]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,430 INFO L426 ceAbstractionStarter]: For program point L237(lines 237 413) no Hoare annotation was computed. [2018-09-14 15:58:45,431 INFO L426 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2018-09-14 15:58:45,431 INFO L426 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2018-09-14 15:58:45,431 INFO L426 ceAbstractionStarter]: For program point L502(line 502) no Hoare annotation was computed. [2018-09-14 15:58:45,431 INFO L426 ceAbstractionStarter]: For program point L469(line 469) no Hoare annotation was computed. [2018-09-14 15:58:45,431 INFO L426 ceAbstractionStarter]: For program point L436(line 436) no Hoare annotation was computed. [2018-09-14 15:58:45,431 INFO L426 ceAbstractionStarter]: For program point L337(lines 337 413) no Hoare annotation was computed. [2018-09-14 15:58:45,431 INFO L426 ceAbstractionStarter]: For program point L238(lines 238 246) no Hoare annotation was computed. [2018-09-14 15:58:45,431 INFO L426 ceAbstractionStarter]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2018-09-14 15:58:45,431 INFO L426 ceAbstractionStarter]: For program point L139(lines 139 413) no Hoare annotation was computed. [2018-09-14 15:58:45,432 INFO L426 ceAbstractionStarter]: For program point L106(lines 106 413) no Hoare annotation was computed. [2018-09-14 15:58:45,432 INFO L426 ceAbstractionStarter]: For program point L404(lines 404 413) no Hoare annotation was computed. [2018-09-14 15:58:45,432 INFO L426 ceAbstractionStarter]: For program point L338(lines 338 347) no Hoare annotation was computed. [2018-09-14 15:58:45,432 INFO L426 ceAbstractionStarter]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2018-09-14 15:58:45,432 INFO L426 ceAbstractionStarter]: For program point L74(lines 74 413) no Hoare annotation was computed. [2018-09-14 15:58:45,432 INFO L426 ceAbstractionStarter]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,432 INFO L426 ceAbstractionStarter]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,432 INFO L426 ceAbstractionStarter]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,433 INFO L426 ceAbstractionStarter]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,433 INFO L426 ceAbstractionStarter]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,433 INFO L426 ceAbstractionStarter]: For program point L75(lines 75 80) no Hoare annotation was computed. [2018-09-14 15:58:45,433 INFO L426 ceAbstractionStarter]: For program point L42(lines 42 413) no Hoare annotation was computed. [2018-09-14 15:58:45,433 INFO L426 ceAbstractionStarter]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2018-09-14 15:58:45,433 INFO L426 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2018-09-14 15:58:45,434 INFO L426 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2018-09-14 15:58:45,434 INFO L426 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2018-09-14 15:58:45,434 INFO L426 ceAbstractionStarter]: For program point L472(line 472) no Hoare annotation was computed. [2018-09-14 15:58:45,434 INFO L426 ceAbstractionStarter]: For program point L439(line 439) no Hoare annotation was computed. [2018-09-14 15:58:45,434 INFO L426 ceAbstractionStarter]: For program point L175(lines 175 413) no Hoare annotation was computed. [2018-09-14 15:58:45,434 INFO L426 ceAbstractionStarter]: For program point L407(lines 407 413) no Hoare annotation was computed. [2018-09-14 15:58:45,434 INFO L426 ceAbstractionStarter]: For program point L143(lines 143 413) no Hoare annotation was computed. [2018-09-14 15:58:45,435 INFO L426 ceAbstractionStarter]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,435 INFO L426 ceAbstractionStarter]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,435 INFO L426 ceAbstractionStarter]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,435 INFO L426 ceAbstractionStarter]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,435 INFO L426 ceAbstractionStarter]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,435 INFO L426 ceAbstractionStarter]: For program point L375(lines 375 413) no Hoare annotation was computed. [2018-09-14 15:58:45,435 INFO L426 ceAbstractionStarter]: For program point L309(lines 309 413) no Hoare annotation was computed. [2018-09-14 15:58:45,435 INFO L426 ceAbstractionStarter]: For program point L276(lines 276 413) no Hoare annotation was computed. [2018-09-14 15:58:45,436 INFO L426 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2018-09-14 15:58:45,436 INFO L426 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2018-09-14 15:58:45,436 INFO L426 ceAbstractionStarter]: For program point L508(line 508) no Hoare annotation was computed. [2018-09-14 15:58:45,436 INFO L426 ceAbstractionStarter]: For program point L475(line 475) no Hoare annotation was computed. [2018-09-14 15:58:45,436 INFO L426 ceAbstractionStarter]: For program point L442(line 442) no Hoare annotation was computed. [2018-09-14 15:58:45,436 INFO L426 ceAbstractionStarter]: For program point L409(lines 409 413) no Hoare annotation was computed. [2018-09-14 15:58:45,436 INFO L426 ceAbstractionStarter]: For program point L212(lines 212 413) no Hoare annotation was computed. [2018-09-14 15:58:45,437 INFO L426 ceAbstractionStarter]: For program point L179(lines 179 413) no Hoare annotation was computed. [2018-09-14 15:58:45,437 INFO L426 ceAbstractionStarter]: For program point L113(lines 113 413) no Hoare annotation was computed. [2018-09-14 15:58:45,437 INFO L426 ceAbstractionStarter]: For program point L47(lines 47 413) no Hoare annotation was computed. [2018-09-14 15:58:45,437 INFO L426 ceAbstractionStarter]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,437 INFO L426 ceAbstractionStarter]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,437 INFO L426 ceAbstractionStarter]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,437 INFO L426 ceAbstractionStarter]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,438 INFO L426 ceAbstractionStarter]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,438 INFO L426 ceAbstractionStarter]: For program point L378(lines 378 413) no Hoare annotation was computed. [2018-09-14 15:58:45,438 INFO L426 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2018-09-14 15:58:45,438 INFO L426 ceAbstractionStarter]: For program point L544(line 544) no Hoare annotation was computed. [2018-09-14 15:58:45,438 INFO L426 ceAbstractionStarter]: For program point L511(line 511) no Hoare annotation was computed. [2018-09-14 15:58:45,438 INFO L426 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2018-09-14 15:58:45,438 INFO L426 ceAbstractionStarter]: For program point L445(line 445) no Hoare annotation was computed. [2018-09-14 15:58:45,439 INFO L426 ceAbstractionStarter]: For program point L280(lines 280 413) no Hoare annotation was computed. [2018-09-14 15:58:45,439 INFO L426 ceAbstractionStarter]: For program point L148(lines 148 413) no Hoare annotation was computed. [2018-09-14 15:58:45,439 INFO L426 ceAbstractionStarter]: For program point L82(lines 82 413) no Hoare annotation was computed. [2018-09-14 15:58:45,439 INFO L426 ceAbstractionStarter]: For program point L380(lines 380 413) no Hoare annotation was computed. [2018-09-14 15:58:45,439 INFO L426 ceAbstractionStarter]: For program point L314(lines 314 413) no Hoare annotation was computed. [2018-09-14 15:58:45,439 INFO L426 ceAbstractionStarter]: For program point L248(lines 248 413) no Hoare annotation was computed. [2018-09-14 15:58:45,439 INFO L426 ceAbstractionStarter]: For program point L215(lines 215 413) no Hoare annotation was computed. [2018-09-14 15:58:45,440 INFO L426 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2018-09-14 15:58:45,440 INFO L426 ceAbstractionStarter]: For program point L50(lines 50 413) no Hoare annotation was computed. [2018-09-14 15:58:45,440 INFO L426 ceAbstractionStarter]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2018-09-14 15:58:45,440 INFO L426 ceAbstractionStarter]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,440 INFO L426 ceAbstractionStarter]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,440 INFO L426 ceAbstractionStarter]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,440 INFO L426 ceAbstractionStarter]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,440 INFO L426 ceAbstractionStarter]: For program point L414(lines 414 416) no Hoare annotation was computed. [2018-09-14 15:58:45,440 INFO L426 ceAbstractionStarter]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,441 INFO L426 ceAbstractionStarter]: For program point L381(lines 381 387) no Hoare annotation was computed. [2018-09-14 15:58:45,441 INFO L426 ceAbstractionStarter]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,441 INFO L426 ceAbstractionStarter]: For program point L315(lines 315 326) no Hoare annotation was computed. [2018-09-14 15:58:45,441 INFO L426 ceAbstractionStarter]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2018-09-14 15:58:45,441 INFO L426 ceAbstractionStarter]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2018-09-14 15:58:45,441 INFO L426 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,441 INFO L426 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,441 INFO L426 ceAbstractionStarter]: For program point L580(line 580) no Hoare annotation was computed. [2018-09-14 15:58:45,442 INFO L426 ceAbstractionStarter]: For program point L547(line 547) no Hoare annotation was computed. [2018-09-14 15:58:45,442 INFO L426 ceAbstractionStarter]: For program point L514(line 514) no Hoare annotation was computed. [2018-09-14 15:58:45,442 INFO L426 ceAbstractionStarter]: For program point L481(line 481) no Hoare annotation was computed. [2018-09-14 15:58:45,442 INFO L426 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2018-09-14 15:58:45,442 INFO L426 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2018-09-14 15:58:45,442 INFO L426 ceAbstractionStarter]: For program point L349(lines 349 413) no Hoare annotation was computed. [2018-09-14 15:58:45,442 INFO L426 ceAbstractionStarter]: For program point L283(lines 283 413) no Hoare annotation was computed. [2018-09-14 15:58:45,442 INFO L426 ceAbstractionStarter]: For program point L218(lines 218 413) no Hoare annotation was computed. [2018-09-14 15:58:45,442 INFO L426 ceAbstractionStarter]: For program point L185(lines 185 413) no Hoare annotation was computed. [2018-09-14 15:58:45,443 INFO L426 ceAbstractionStarter]: For program point L119(lines 119 413) no Hoare annotation was computed. [2018-09-14 15:58:45,443 INFO L426 ceAbstractionStarter]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,443 INFO L426 ceAbstractionStarter]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,443 INFO L426 ceAbstractionStarter]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,443 INFO L426 ceAbstractionStarter]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,443 INFO L426 ceAbstractionStarter]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,443 INFO L426 ceAbstractionStarter]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,443 INFO L426 ceAbstractionStarter]: For program point L54(lines 54 413) no Hoare annotation was computed. [2018-09-14 15:58:45,443 INFO L426 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2018-09-14 15:58:45,444 INFO L426 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2018-09-14 15:58:45,444 INFO L426 ceAbstractionStarter]: For program point L517(line 517) no Hoare annotation was computed. [2018-09-14 15:58:45,444 INFO L426 ceAbstractionStarter]: For program point L484(line 484) no Hoare annotation was computed. [2018-09-14 15:58:45,444 INFO L426 ceAbstractionStarter]: For program point L451(line 451) no Hoare annotation was computed. [2018-09-14 15:58:45,444 INFO L426 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2018-09-14 15:58:45,444 INFO L426 ceAbstractionStarter]: For program point L286(lines 286 413) no Hoare annotation was computed. [2018-09-14 15:58:45,444 INFO L426 ceAbstractionStarter]: For program point L253(lines 253 413) no Hoare annotation was computed. [2018-09-14 15:58:45,444 INFO L426 ceAbstractionStarter]: For program point L187(lines 187 413) no Hoare annotation was computed. [2018-09-14 15:58:45,445 INFO L426 ceAbstractionStarter]: For program point L154(lines 154 413) no Hoare annotation was computed. [2018-09-14 15:58:45,445 INFO L426 ceAbstractionStarter]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,445 INFO L426 ceAbstractionStarter]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,445 INFO L426 ceAbstractionStarter]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,445 INFO L426 ceAbstractionStarter]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,445 INFO L426 ceAbstractionStarter]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,445 INFO L426 ceAbstractionStarter]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,445 INFO L426 ceAbstractionStarter]: For program point L354(lines 354 413) no Hoare annotation was computed. [2018-09-14 15:58:45,446 INFO L426 ceAbstractionStarter]: For program point L189(lines 189 413) no Hoare annotation was computed. [2018-09-14 15:58:45,446 INFO L426 ceAbstractionStarter]: For program point L123(lines 123 413) no Hoare annotation was computed. [2018-09-14 15:58:45,446 INFO L426 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2018-09-14 15:58:45,446 INFO L426 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2018-09-14 15:58:45,446 INFO L426 ceAbstractionStarter]: For program point L520(line 520) no Hoare annotation was computed. [2018-09-14 15:58:45,446 INFO L426 ceAbstractionStarter]: For program point L487(line 487) no Hoare annotation was computed. [2018-09-14 15:58:45,446 INFO L426 ceAbstractionStarter]: For program point L454(line 454) no Hoare annotation was computed. [2018-09-14 15:58:45,446 INFO L426 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2018-09-14 15:58:45,447 INFO L426 ceAbstractionStarter]: For program point L223(lines 223 413) no Hoare annotation was computed. [2018-09-14 15:58:45,447 INFO L426 ceAbstractionStarter]: For program point L91(lines 91 413) no Hoare annotation was computed. [2018-09-14 15:58:45,447 INFO L426 ceAbstractionStarter]: For program point L389(lines 389 413) no Hoare annotation was computed. [2018-09-14 15:58:45,447 INFO L426 ceAbstractionStarter]: For program point L191(lines 191 413) no Hoare annotation was computed. [2018-09-14 15:58:45,447 INFO L426 ceAbstractionStarter]: For program point L59(lines 59 413) no Hoare annotation was computed. [2018-09-14 15:58:45,447 INFO L426 ceAbstractionStarter]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,447 INFO L426 ceAbstractionStarter]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,447 INFO L426 ceAbstractionStarter]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,448 INFO L422 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse9 (= 1 |old(~a11~0)|)) (.cse6 (= 1 |old(~a19~0)|)) (.cse8 (= 1 |old(~a25~0)|)) (.cse10 (= |old(~a28~0)| ~a28~0)) (.cse11 (= ~a19~0 |old(~a19~0)|)) (.cse12 (= ~a25~0 |old(~a25~0)|)) (.cse15 (= 1 ~a11~0))) (let ((.cse4 (not (= 8 |old(~a17~0)|))) (.cse0 (and .cse15 (= 8 ~a17~0))) (.cse14 (= 9 |old(~a28~0)|)) (.cse13 (and .cse10 .cse11 .cse12)) (.cse1 (not (= 1 ~a21~0))) (.cse7 (not (= 7 |old(~a28~0)|))) (.cse2 (not .cse8)) (.cse3 (not .cse6)) (.cse5 (not .cse9))) (and (or .cse0 .cse1 (not (= 10 |old(~a28~0)|)) .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse1 .cse7 .cse4 .cse0 .cse5 .cse8) (or .cse1 .cse9 (and .cse10 .cse11 (not (= ~a11~0 1)) .cse12)) (or .cse1 .cse2 .cse13) (or .cse1 .cse2 .cse3 .cse4 .cse0 (not .cse14) .cse5) (or .cse1 .cse13 .cse14) (or .cse1 .cse13 .cse3) (or .cse1 .cse7 .cse2 .cse3 .cse5 (and .cse15 (= 7 ~a17~0)) (not (= 7 |old(~a17~0)|)))))) [2018-09-14 15:58:45,448 INFO L426 ceAbstractionStarter]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,448 INFO L426 ceAbstractionStarter]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,448 INFO L426 ceAbstractionStarter]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,448 INFO L426 ceAbstractionStarter]: For program point L291(lines 291 413) no Hoare annotation was computed. [2018-09-14 15:58:45,449 INFO L426 ceAbstractionStarter]: For program point L225(lines 225 413) no Hoare annotation was computed. [2018-09-14 15:58:45,449 INFO L426 ceAbstractionStarter]: For program point L159(lines 159 413) no Hoare annotation was computed. [2018-09-14 15:58:45,449 INFO L426 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2018-09-14 15:58:45,449 INFO L426 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2018-09-14 15:58:45,449 INFO L426 ceAbstractionStarter]: For program point L523(line 523) no Hoare annotation was computed. [2018-09-14 15:58:45,449 INFO L426 ceAbstractionStarter]: For program point L490(line 490) no Hoare annotation was computed. [2018-09-14 15:58:45,449 INFO L426 ceAbstractionStarter]: For program point L457(line 457) no Hoare annotation was computed. [2018-09-14 15:58:45,449 INFO L426 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2018-09-14 15:58:45,450 INFO L426 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 523) no Hoare annotation was computed. [2018-09-14 15:58:45,450 INFO L426 ceAbstractionStarter]: For program point L259(lines 259 413) no Hoare annotation was computed. [2018-09-14 15:58:45,450 INFO L426 ceAbstractionStarter]: For program point L293(lines 293 413) no Hoare annotation was computed. [2018-09-14 15:58:45,450 INFO L426 ceAbstractionStarter]: For program point L194(lines 194 413) no Hoare annotation was computed. [2018-09-14 15:58:45,450 INFO L426 ceAbstractionStarter]: For program point L95(lines 95 413) no Hoare annotation was computed. [2018-09-14 15:58:45,450 INFO L426 ceAbstractionStarter]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,450 INFO L426 ceAbstractionStarter]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,451 INFO L426 ceAbstractionStarter]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,451 INFO L426 ceAbstractionStarter]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,451 INFO L426 ceAbstractionStarter]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,451 INFO L426 ceAbstractionStarter]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,451 INFO L426 ceAbstractionStarter]: For program point L261(lines 261 413) no Hoare annotation was computed. [2018-09-14 15:58:45,451 INFO L426 ceAbstractionStarter]: For program point L30(lines 30 413) no Hoare annotation was computed. [2018-09-14 15:58:45,451 INFO L426 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2018-09-14 15:58:45,451 INFO L426 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2018-09-14 15:58:45,452 INFO L426 ceAbstractionStarter]: For program point L526(line 526) no Hoare annotation was computed. [2018-09-14 15:58:45,452 INFO L426 ceAbstractionStarter]: For program point L493(line 493) no Hoare annotation was computed. [2018-09-14 15:58:45,452 INFO L426 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2018-09-14 15:58:45,452 INFO L426 ceAbstractionStarter]: For program point L427(line 427) no Hoare annotation was computed. [2018-09-14 15:58:45,452 INFO L426 ceAbstractionStarter]: For program point L394(lines 394 413) no Hoare annotation was computed. [2018-09-14 15:58:45,452 INFO L426 ceAbstractionStarter]: For program point L361(lines 361 413) no Hoare annotation was computed. [2018-09-14 15:58:45,452 INFO L426 ceAbstractionStarter]: For program point L328(lines 328 413) no Hoare annotation was computed. [2018-09-14 15:58:45,452 INFO L426 ceAbstractionStarter]: For program point L262(lines 262 274) no Hoare annotation was computed. [2018-09-14 15:58:45,452 INFO L426 ceAbstractionStarter]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2018-09-14 15:58:45,453 INFO L426 ceAbstractionStarter]: For program point L130(lines 130 413) no Hoare annotation was computed. [2018-09-14 15:58:45,453 INFO L426 ceAbstractionStarter]: For program point L65(lines 65 413) no Hoare annotation was computed. [2018-09-14 15:58:45,453 INFO L426 ceAbstractionStarter]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2018-09-14 15:58:45,453 INFO L426 ceAbstractionStarter]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,453 INFO L426 ceAbstractionStarter]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,453 INFO L426 ceAbstractionStarter]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,453 INFO L426 ceAbstractionStarter]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,454 INFO L426 ceAbstractionStarter]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2018-09-14 15:58:45,454 INFO L426 ceAbstractionStarter]: For program point L297(lines 297 413) no Hoare annotation was computed. [2018-09-14 15:58:45,454 INFO L426 ceAbstractionStarter]: For program point L198(lines 198 413) no Hoare annotation was computed. [2018-09-14 15:58:45,454 INFO L426 ceAbstractionStarter]: For program point L165(lines 165 413) no Hoare annotation was computed. [2018-09-14 15:58:45,454 INFO L426 ceAbstractionStarter]: For program point L99(lines 99 413) no Hoare annotation was computed. [2018-09-14 15:58:45,454 INFO L426 ceAbstractionStarter]: For program point L595(line 595) no Hoare annotation was computed. [2018-09-14 15:58:45,454 INFO L426 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2018-09-14 15:58:45,454 INFO L426 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2018-09-14 15:58:45,454 INFO L426 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-09-14 15:58:45,455 INFO L426 ceAbstractionStarter]: For program point L463(line 463) no Hoare annotation was computed. [2018-09-14 15:58:45,455 INFO L426 ceAbstractionStarter]: For program point L430(line 430) no Hoare annotation was computed. [2018-09-14 15:58:45,455 INFO L426 ceAbstractionStarter]: For program point L331(lines 331 413) no Hoare annotation was computed. [2018-09-14 15:58:45,455 INFO L426 ceAbstractionStarter]: For program point L298(lines 298 307) no Hoare annotation was computed. [2018-09-14 15:58:45,455 INFO L426 ceAbstractionStarter]: For program point L232(lines 232 413) no Hoare annotation was computed. [2018-09-14 15:58:45,455 INFO L426 ceAbstractionStarter]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2018-09-14 15:58:45,455 INFO L426 ceAbstractionStarter]: For program point L398(lines 398 413) no Hoare annotation was computed. [2018-09-14 15:58:45,455 INFO L426 ceAbstractionStarter]: For program point L332(lines 332 335) no Hoare annotation was computed. [2018-09-14 15:58:45,456 INFO L426 ceAbstractionStarter]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2018-09-14 15:58:45,456 INFO L426 ceAbstractionStarter]: For program point L134(lines 134 413) no Hoare annotation was computed. [2018-09-14 15:58:45,456 INFO L426 ceAbstractionStarter]: For program point L35(lines 35 413) no Hoare annotation was computed. [2018-09-14 15:58:45,456 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-09-14 15:58:45,456 INFO L422 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (not (= ~a25~0 1)) (= 1 ~a19~0) (= ~a21~0 1) (not (= ~a11~0 1)) (not (= ~a28~0 9))) [2018-09-14 15:58:45,456 INFO L429 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-09-14 15:58:45,456 INFO L426 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-09-14 15:58:45,457 INFO L422 ceAbstractionStarter]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= 1 |old(~a11~0)|) (and (= |old(~a28~0)| ~a28~0) (= ~a19~0 |old(~a19~0)|) (not (= ~a11~0 1)) (= ~a25~0 |old(~a25~0)|)) (not (= 1 |old(~a19~0)|)) (= 9 |old(~a28~0)|) (= 1 |old(~a25~0)|)) [2018-09-14 15:58:45,457 INFO L426 ceAbstractionStarter]: For program point L606-1(lines 606 616) no Hoare annotation was computed. [2018-09-14 15:58:45,457 INFO L422 ceAbstractionStarter]: At program point L606-3(lines 606 616) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= ~a25~0 1) (= 1 ~a19~0) (= 9 |old(~a28~0)|) (not (= ~a28~0 9)) (not (= ~a11~0 1)) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|))) [2018-09-14 15:58:45,457 INFO L426 ceAbstractionStarter]: For program point L606-4(lines 600 617) no Hoare annotation was computed. [2018-09-14 15:58:45,457 INFO L426 ceAbstractionStarter]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2018-09-14 15:58:45,457 INFO L422 ceAbstractionStarter]: At program point L614(line 614) the Hoare annotation is: (or (not (= 1 ~a21~0)) (= ~a25~0 1) (= 1 ~a19~0) (= 9 |old(~a28~0)|) (not (= ~a28~0 9)) (not (= ~a11~0 1)) (= 1 |old(~a25~0)|) (= 1 |old(~a11~0)|) (not (= 1 |old(~a19~0)|))) [2018-09-14 15:58:45,457 INFO L426 ceAbstractionStarter]: For program point L614-1(line 614) no Hoare annotation was computed. [2018-09-14 15:58:45,458 INFO L426 ceAbstractionStarter]: For program point L611(line 611) no Hoare annotation was computed. [2018-09-14 15:58:45,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.09 03:58:45 BoogieIcfgContainer [2018-09-14 15:58:45,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-14 15:58:45,480 INFO L168 Benchmark]: Toolchain (without parser) took 29673.65 ms. Allocated memory was 1.5 GB in the beginning and 2.6 GB in the end (delta: 1.1 GB). Free memory was 1.4 GB in the beginning and 2.4 GB in the end (delta: -969.6 MB). Peak memory consumption was 123.0 MB. Max. memory is 7.1 GB. [2018-09-14 15:58:45,482 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 15:58:45,483 INFO L168 Benchmark]: CACSL2BoogieTranslator took 759.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-09-14 15:58:45,485 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 15:58:45,486 INFO L168 Benchmark]: Boogie Preprocessor took 248.59 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 756.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -841.6 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2018-09-14 15:58:45,487 INFO L168 Benchmark]: RCFGBuilder took 3718.80 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 108.0 MB). Peak memory consumption was 108.0 MB. Max. memory is 7.1 GB. [2018-09-14 15:58:45,488 INFO L168 Benchmark]: TraceAbstraction took 24820.79 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 336.1 MB). Free memory was 2.1 GB in the beginning and 2.4 GB in the end (delta: -278.3 MB). Peak memory consumption was 57.8 MB. Max. memory is 7.1 GB. [2018-09-14 15:58:45,494 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 759.88 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 113.84 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 248.59 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 756.5 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -841.6 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3718.80 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 108.0 MB). Peak memory consumption was 108.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24820.79 ms. Allocated memory was 2.3 GB in the beginning and 2.6 GB in the end (delta: 336.1 MB). Free memory was 2.1 GB in the beginning and 2.4 GB in the end (delta: -278.3 MB). Peak memory consumption was 57.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 523]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((!(1 == a21) || a25 == 1) || 1 == a19) || 9 == \old(a28)) || !(a28 == 9)) || !(a11 == 1)) || 1 == \old(a25)) || 1 == \old(a11)) || !(1 == \old(a19)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 237 locations, 1 error locations. SAFE Result, 24.7s OverallTime, 8 OverallIterations, 3 TraceHistogramMax, 17.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1002 SDtfs, 6048 SDslu, 1111 SDs, 0 SdLazy, 8252 SolverSat, 1668 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 865 GetRequests, 792 SyntacticMatches, 6 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 452 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1558occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 40 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 87 PreInvPairs, 195 NumberOfFragments, 331 HoareAnnotationTreeSize, 87 FomulaSimplifications, 3218 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1147 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 1568 NumberOfCodeBlocks, 1568 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1936 ConstructedInterpolants, 0 QuantifiedInterpolants, 1467747 SizeOfPredicates, 1 NumberOfNonLiveVariables, 882 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 529/567 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem02_label14_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-09-14_15-58-45-510.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/Problem02_label14_true-unreach-call_false-termination.c_svcomp-Reach-64bit-RubberTaipan_Default-OldIcfg.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-14_15-58-45-510.csv Received shutdown request...