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 -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label33_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 20:03:35,863 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 20:03:35,866 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 20:03:35,879 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 20:03:35,880 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 20:03:35,881 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 20:03:35,882 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 20:03:35,884 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 20:03:35,886 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 20:03:35,889 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 20:03:35,890 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 20:03:35,891 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 20:03:35,891 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 20:03:35,892 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 20:03:35,895 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 20:03:35,896 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 20:03:35,897 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 20:03:35,904 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 20:03:35,906 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 20:03:35,909 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 20:03:35,910 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 20:03:35,913 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 20:03:35,915 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 20:03:35,915 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 20:03:35,916 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 20:03:35,916 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 20:03:35,918 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 20:03:35,922 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 20:03:35,922 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 20:03:35,923 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 20:03:35,924 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 20:03:35,924 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 20:03:35,925 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 20:03:35,925 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 20:03:35,926 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 20:03:35,926 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 20:03:35,927 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-INT-LIM.epf [2018-11-07 20:03:35,944 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 20:03:35,945 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 20:03:35,946 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 20:03:35,946 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 20:03:35,946 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 20:03:35,946 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 20:03:35,946 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-07 20:03:35,946 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 20:03:35,947 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 20:03:35,947 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 20:03:35,947 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 20:03:35,947 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 20:03:35,947 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 20:03:35,948 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 20:03:35,948 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 20:03:35,948 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 20:03:35,949 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 20:03:35,949 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 20:03:35,949 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 20:03:35,949 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 20:03:35,949 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 20:03:35,950 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 20:03:35,950 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 20:03:35,950 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 20:03:35,950 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 20:03:35,950 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 20:03:35,951 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 20:03:35,951 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 20:03:35,951 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 20:03:35,951 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 20:03:35,951 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 20:03:35,952 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 20:03:35,952 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 20:03:35,952 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 20:03:35,952 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 20:03:35,997 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 20:03:36,013 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 20:03:36,017 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 20:03:36,019 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 20:03:36,020 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 20:03:36,020 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label33_true-unreach-call.c [2018-11-07 20:03:36,084 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6f8c5e14/3871fd86d10c438ab6a3a19c29bbaa3a/FLAGfbeec0720 [2018-11-07 20:03:36,704 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 20:03:36,710 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label33_true-unreach-call.c [2018-11-07 20:03:36,727 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6f8c5e14/3871fd86d10c438ab6a3a19c29bbaa3a/FLAGfbeec0720 [2018-11-07 20:03:36,751 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6f8c5e14/3871fd86d10c438ab6a3a19c29bbaa3a [2018-11-07 20:03:36,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 20:03:36,767 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 20:03:36,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 20:03:36,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 20:03:36,772 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 20:03:36,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:03:36" (1/1) ... [2018-11-07 20:03:36,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b4d1342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:36, skipping insertion in model container [2018-11-07 20:03:36,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:03:36" (1/1) ... [2018-11-07 20:03:36,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 20:03:36,866 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 20:03:37,299 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 20:03:37,304 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 20:03:37,408 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 20:03:37,429 INFO L193 MainTranslator]: Completed translation [2018-11-07 20:03:37,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:37 WrapperNode [2018-11-07 20:03:37,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 20:03:37,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 20:03:37,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 20:03:37,432 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 20:03:37,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:37" (1/1) ... [2018-11-07 20:03:37,476 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:37" (1/1) ... [2018-11-07 20:03:37,489 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 20:03:37,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 20:03:37,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 20:03:37,490 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 20:03:37,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:37" (1/1) ... [2018-11-07 20:03:37,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:37" (1/1) ... [2018-11-07 20:03:37,597 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:37" (1/1) ... [2018-11-07 20:03:37,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:37" (1/1) ... [2018-11-07 20:03:37,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:37" (1/1) ... [2018-11-07 20:03:37,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:37" (1/1) ... [2018-11-07 20:03:37,653 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:37" (1/1) ... [2018-11-07 20:03:37,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 20:03:37,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 20:03:37,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 20:03:37,660 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 20:03:37,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:37" (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 [2018-11-07 20:03:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 20:03:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 20:03:37,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 20:03:37,737 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 20:03:37,737 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 20:03:37,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 20:03:37,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 20:03:37,737 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 20:03:37,737 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 20:03:40,855 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 20:03:40,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:03:40 BoogieIcfgContainer [2018-11-07 20:03:40,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 20:03:40,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 20:03:40,857 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 20:03:40,861 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 20:03:40,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:03:36" (1/3) ... [2018-11-07 20:03:40,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ea7684d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:03:40, skipping insertion in model container [2018-11-07 20:03:40,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:37" (2/3) ... [2018-11-07 20:03:40,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ea7684d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:03:40, skipping insertion in model container [2018-11-07 20:03:40,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:03:40" (3/3) ... [2018-11-07 20:03:40,865 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label33_true-unreach-call.c [2018-11-07 20:03:40,875 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 20:03:40,886 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 20:03:40,901 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 20:03:40,942 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 20:03:40,943 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 20:03:40,943 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 20:03:40,943 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 20:03:40,943 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 20:03:40,944 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 20:03:40,944 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 20:03:40,944 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 20:03:40,974 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-07 20:03:40,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-07 20:03:40,987 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:03:40,989 INFO L375 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] [2018-11-07 20:03:40,991 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:03:41,000 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:03:41,000 INFO L82 PathProgramCache]: Analyzing trace with hash 2083208225, now seen corresponding path program 1 times [2018-11-07 20:03:41,002 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:03:41,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:03:41,061 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:03:41,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:03:41,061 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:03:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:03:41,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 20:03:41,510 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:03:41,510 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-07 20:03:41,510 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:03:41,518 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-07 20:03:41,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-07 20:03:41,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 20:03:41,538 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2018-11-07 20:03:43,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:03:43,985 INFO L93 Difference]: Finished difference Result 737 states and 1298 transitions. [2018-11-07 20:03:43,985 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 20:03:43,986 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2018-11-07 20:03:43,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:03:44,007 INFO L225 Difference]: With dead ends: 737 [2018-11-07 20:03:44,007 INFO L226 Difference]: Without dead ends: 515 [2018-11-07 20:03:44,016 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 20:03:44,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-11-07 20:03:44,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 356. [2018-11-07 20:03:44,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-07 20:03:44,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 579 transitions. [2018-11-07 20:03:44,095 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 579 transitions. Word has length 51 [2018-11-07 20:03:44,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:03:44,096 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 579 transitions. [2018-11-07 20:03:44,096 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-07 20:03:44,097 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 579 transitions. [2018-11-07 20:03:44,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2018-11-07 20:03:44,105 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:03:44,105 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 20:03:44,105 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:03:44,106 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:03:44,106 INFO L82 PathProgramCache]: Analyzing trace with hash 273231611, now seen corresponding path program 1 times [2018-11-07 20:03:44,106 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:03:44,107 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:03:44,108 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:03:44,108 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:03:44,108 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:03:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:03:44,408 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 20:03:44,408 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:03:44,409 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 20:03:44,409 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:03:44,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 20:03:44,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 20:03:44,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 20:03:44,412 INFO L87 Difference]: Start difference. First operand 356 states and 579 transitions. Second operand 6 states. [2018-11-07 20:03:47,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:03:47,108 INFO L93 Difference]: Finished difference Result 1259 states and 2162 transitions. [2018-11-07 20:03:47,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 20:03:47,109 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 126 [2018-11-07 20:03:47,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:03:47,119 INFO L225 Difference]: With dead ends: 1259 [2018-11-07 20:03:47,119 INFO L226 Difference]: Without dead ends: 909 [2018-11-07 20:03:47,125 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 [2018-11-07 20:03:47,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 909 states. [2018-11-07 20:03:47,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 909 to 895. [2018-11-07 20:03:47,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 895 states. [2018-11-07 20:03:47,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1370 transitions. [2018-11-07 20:03:47,204 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1370 transitions. Word has length 126 [2018-11-07 20:03:47,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:03:47,205 INFO L480 AbstractCegarLoop]: Abstraction has 895 states and 1370 transitions. [2018-11-07 20:03:47,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 20:03:47,205 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1370 transitions. [2018-11-07 20:03:47,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2018-11-07 20:03:47,221 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:03:47,221 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 20:03:47,222 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:03:47,222 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:03:47,222 INFO L82 PathProgramCache]: Analyzing trace with hash 784908603, now seen corresponding path program 1 times [2018-11-07 20:03:47,222 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:03:47,223 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:03:47,225 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:03:47,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:03:47,225 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:03:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:03:47,542 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-07 20:03:47,542 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:03:47,543 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:03:47,544 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 159 with the following transitions: [2018-11-07 20:03:47,546 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [642], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 20:03:47,598 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:03:47,598 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:03:48,225 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:03:48,226 INFO L272 AbstractInterpreter]: Visited 111 different actions 111 times. Never merged. Never widened. Never found a fixpoint. Largest state had 24 variables. [2018-11-07 20:03:48,274 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:03:48,274 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:03:48,692 INFO L227 lantSequenceWeakener]: Weakened 152 states. On average, predicates are now at 73.53% of their original sizes. [2018-11-07 20:03:48,694 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:03:49,050 INFO L415 sIntCurrentIteration]: We unified 157 AI predicates to 157 [2018-11-07 20:03:49,050 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:03:49,051 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:03:49,051 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [4] total 9 [2018-11-07 20:03:49,051 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:03:49,052 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-07 20:03:49,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-07 20:03:49,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-07 20:03:49,053 INFO L87 Difference]: Start difference. First operand 895 states and 1370 transitions. Second operand 7 states. [2018-11-07 20:03:51,191 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:04:02,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:04:02,649 INFO L93 Difference]: Finished difference Result 1930 states and 2961 transitions. [2018-11-07 20:04:02,649 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 20:04:02,649 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 158 [2018-11-07 20:04:02,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:04:02,656 INFO L225 Difference]: With dead ends: 1930 [2018-11-07 20:04:02,656 INFO L226 Difference]: Without dead ends: 1041 [2018-11-07 20:04:02,660 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 158 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-11-07 20:04:02,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1041 states. [2018-11-07 20:04:02,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1041 to 1039. [2018-11-07 20:04:02,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2018-11-07 20:04:02,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1521 transitions. [2018-11-07 20:04:02,694 INFO L78 Accepts]: Start accepts. Automaton has 1039 states and 1521 transitions. Word has length 158 [2018-11-07 20:04:02,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:04:02,695 INFO L480 AbstractCegarLoop]: Abstraction has 1039 states and 1521 transitions. [2018-11-07 20:04:02,695 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-07 20:04:02,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1521 transitions. [2018-11-07 20:04:02,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2018-11-07 20:04:02,701 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:04:02,701 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-07 20:04:02,701 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:04:02,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:02,702 INFO L82 PathProgramCache]: Analyzing trace with hash 732780905, now seen corresponding path program 1 times [2018-11-07 20:04:02,702 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:04:02,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:02,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:04:02,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:02,704 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:04:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:04:03,023 WARN L179 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 20:04:03,343 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-07 20:04:03,343 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:04:03,343 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:04:03,344 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 230 with the following transitions: [2018-11-07 20:04:03,344 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [642], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 20:04:03,360 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:04:03,361 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:04:03,452 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:04:04,387 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:04:04,388 INFO L272 AbstractInterpreter]: Visited 115 different actions 660 times. Merged at 5 different actions 25 times. Widened at 1 different actions 1 times. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-07 20:04:04,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:04,426 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:04:05,370 INFO L227 lantSequenceWeakener]: Weakened 72 states. On average, predicates are now at 75.17% of their original sizes. [2018-11-07 20:04:05,371 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:04:07,006 INFO L415 sIntCurrentIteration]: We unified 228 AI predicates to 228 [2018-11-07 20:04:07,006 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:04:07,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:04:07,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [16] imperfect sequences [4] total 18 [2018-11-07 20:04:07,007 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:04:07,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-07 20:04:07,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-07 20:04:07,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2018-11-07 20:04:07,009 INFO L87 Difference]: Start difference. First operand 1039 states and 1521 transitions. Second operand 16 states. [2018-11-07 20:04:22,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:04:22,699 INFO L93 Difference]: Finished difference Result 2231 states and 3354 transitions. [2018-11-07 20:04:22,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-07 20:04:22,699 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 229 [2018-11-07 20:04:22,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:04:22,709 INFO L225 Difference]: With dead ends: 2231 [2018-11-07 20:04:22,709 INFO L226 Difference]: Without dead ends: 1342 [2018-11-07 20:04:22,713 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 235 GetRequests, 200 SyntacticMatches, 14 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=123, Invalid=383, Unknown=0, NotChecked=0, Total=506 [2018-11-07 20:04:22,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1342 states. [2018-11-07 20:04:22,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1342 to 1337. [2018-11-07 20:04:22,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1337 states. [2018-11-07 20:04:22,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1337 states and 1849 transitions. [2018-11-07 20:04:22,755 INFO L78 Accepts]: Start accepts. Automaton has 1337 states and 1849 transitions. Word has length 229 [2018-11-07 20:04:22,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:04:22,756 INFO L480 AbstractCegarLoop]: Abstraction has 1337 states and 1849 transitions. [2018-11-07 20:04:22,756 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-07 20:04:22,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1849 transitions. [2018-11-07 20:04:22,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2018-11-07 20:04:22,762 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:04:22,762 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 20:04:22,763 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:04:22,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:22,763 INFO L82 PathProgramCache]: Analyzing trace with hash -41601264, now seen corresponding path program 1 times [2018-11-07 20:04:22,763 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:04:22,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:22,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:04:22,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:22,765 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:04:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:04:23,059 WARN L179 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 20:04:23,753 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 89 proven. 6 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-07 20:04:23,754 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:04:23,754 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:04:23,755 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 239 with the following transitions: [2018-11-07 20:04:23,755 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [534], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [642], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 20:04:23,760 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:04:23,760 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:04:23,820 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:04:24,256 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:04:24,256 INFO L272 AbstractInterpreter]: Visited 115 different actions 660 times. Merged at 5 different actions 25 times. Widened at 1 different actions 1 times. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-07 20:04:24,289 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:24,289 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:04:24,537 INFO L227 lantSequenceWeakener]: Weakened 235 states. On average, predicates are now at 73.3% of their original sizes. [2018-11-07 20:04:24,537 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:04:24,726 INFO L415 sIntCurrentIteration]: We unified 237 AI predicates to 237 [2018-11-07 20:04:24,726 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:04:24,726 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:04:24,727 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2018-11-07 20:04:24,727 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:04:24,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-07 20:04:24,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-07 20:04:24,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-07 20:04:24,728 INFO L87 Difference]: Start difference. First operand 1337 states and 1849 transitions. Second operand 10 states. [2018-11-07 20:04:32,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:04:32,972 INFO L93 Difference]: Finished difference Result 2946 states and 4361 transitions. [2018-11-07 20:04:32,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-07 20:04:32,973 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 238 [2018-11-07 20:04:32,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:04:32,983 INFO L225 Difference]: With dead ends: 2946 [2018-11-07 20:04:32,983 INFO L226 Difference]: Without dead ends: 1910 [2018-11-07 20:04:32,989 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 245 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-11-07 20:04:32,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1910 states. [2018-11-07 20:04:33,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1910 to 1898. [2018-11-07 20:04:33,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1898 states. [2018-11-07 20:04:33,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1898 states and 2579 transitions. [2018-11-07 20:04:33,044 INFO L78 Accepts]: Start accepts. Automaton has 1898 states and 2579 transitions. Word has length 238 [2018-11-07 20:04:33,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:04:33,045 INFO L480 AbstractCegarLoop]: Abstraction has 1898 states and 2579 transitions. [2018-11-07 20:04:33,045 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-07 20:04:33,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2579 transitions. [2018-11-07 20:04:33,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2018-11-07 20:04:33,053 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:04:33,054 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 20:04:33,054 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:04:33,054 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:33,054 INFO L82 PathProgramCache]: Analyzing trace with hash -1626331896, now seen corresponding path program 1 times [2018-11-07 20:04:33,054 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:04:33,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:33,055 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:04:33,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:33,056 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:04:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:04:33,609 WARN L179 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-07 20:04:33,830 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 7 [2018-11-07 20:04:34,309 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 193 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 20:04:34,310 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:04:34,310 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:04:34,310 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 275 with the following transitions: [2018-11-07 20:04:34,310 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [642], [643], [647], [651], [655], [659], [663], [667], [671], [675], [678], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 20:04:34,314 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:04:34,315 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:04:34,407 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:04:34,495 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:04:34,495 INFO L272 AbstractInterpreter]: Visited 124 different actions 244 times. Merged at 5 different actions 7 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-07 20:04:34,499 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:34,499 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:04:35,514 INFO L227 lantSequenceWeakener]: Weakened 86 states. On average, predicates are now at 76.77% of their original sizes. [2018-11-07 20:04:35,515 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:04:36,402 INFO L415 sIntCurrentIteration]: We unified 273 AI predicates to 273 [2018-11-07 20:04:36,403 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:04:36,403 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:04:36,403 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [12] total 33 [2018-11-07 20:04:36,404 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:04:36,404 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-11-07 20:04:36,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-11-07 20:04:36,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=399, Unknown=0, NotChecked=0, Total=506 [2018-11-07 20:04:36,405 INFO L87 Difference]: Start difference. First operand 1898 states and 2579 transitions. Second operand 23 states. [2018-11-07 20:05:01,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:05:01,322 INFO L93 Difference]: Finished difference Result 5264 states and 7579 transitions. [2018-11-07 20:05:01,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-11-07 20:05:01,322 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 274 [2018-11-07 20:05:01,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:05:01,341 INFO L225 Difference]: With dead ends: 5264 [2018-11-07 20:05:01,341 INFO L226 Difference]: Without dead ends: 3665 [2018-11-07 20:05:01,352 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 298 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 567 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=417, Invalid=1839, Unknown=0, NotChecked=0, Total=2256 [2018-11-07 20:05:01,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3665 states. [2018-11-07 20:05:01,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3665 to 3402. [2018-11-07 20:05:01,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3402 states. [2018-11-07 20:05:01,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3402 states to 3402 states and 4341 transitions. [2018-11-07 20:05:01,452 INFO L78 Accepts]: Start accepts. Automaton has 3402 states and 4341 transitions. Word has length 274 [2018-11-07 20:05:01,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:05:01,453 INFO L480 AbstractCegarLoop]: Abstraction has 3402 states and 4341 transitions. [2018-11-07 20:05:01,453 INFO L481 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-11-07 20:05:01,453 INFO L276 IsEmpty]: Start isEmpty. Operand 3402 states and 4341 transitions. [2018-11-07 20:05:01,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-07 20:05:01,466 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:05:01,466 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-07 20:05:01,466 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:05:01,466 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:05:01,467 INFO L82 PathProgramCache]: Analyzing trace with hash 161533840, now seen corresponding path program 1 times [2018-11-07 20:05:01,467 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:05:01,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:05:01,468 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:05:01,468 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:05:01,468 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:05:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:05:01,868 WARN L179 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-07 20:05:02,053 WARN L179 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-07 20:05:02,498 WARN L179 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-07 20:05:02,882 WARN L179 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 22 [2018-11-07 20:05:03,186 INFO L134 CoverageAnalysis]: Checked inductivity of 358 backedges. 208 proven. 72 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2018-11-07 20:05:03,187 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:05:03,187 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:05:03,187 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 312 with the following transitions: [2018-11-07 20:05:03,187 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [506], [507], [511], [515], [519], [523], [527], [531], [534], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [642], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 20:05:03,191 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:05:03,191 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:05:03,260 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:05:03,611 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:05:03,612 INFO L272 AbstractInterpreter]: Visited 116 different actions 570 times. Merged at 7 different actions 34 times. Widened at 1 different actions 1 times. Found 5 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-07 20:05:03,617 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:05:03,617 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:05:03,853 INFO L227 lantSequenceWeakener]: Weakened 308 states. On average, predicates are now at 73.2% of their original sizes. [2018-11-07 20:05:03,853 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:05:03,936 INFO L415 sIntCurrentIteration]: We unified 310 AI predicates to 310 [2018-11-07 20:05:03,936 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:05:03,936 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:05:03,936 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [11] total 19 [2018-11-07 20:05:03,936 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:05:03,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-07 20:05:03,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-07 20:05:03,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-07 20:05:03,938 INFO L87 Difference]: Start difference. First operand 3402 states and 4341 transitions. Second operand 10 states. [2018-11-07 20:05:10,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:05:10,329 INFO L93 Difference]: Finished difference Result 7726 states and 10177 transitions. [2018-11-07 20:05:10,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-07 20:05:10,329 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 311 [2018-11-07 20:05:10,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:05:10,353 INFO L225 Difference]: With dead ends: 7726 [2018-11-07 20:05:10,354 INFO L226 Difference]: Without dead ends: 5001 [2018-11-07 20:05:10,365 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 318 GetRequests, 302 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-11-07 20:05:10,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5001 states. [2018-11-07 20:05:10,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5001 to 4966. [2018-11-07 20:05:10,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4966 states. [2018-11-07 20:05:10,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4966 states to 4966 states and 6253 transitions. [2018-11-07 20:05:10,490 INFO L78 Accepts]: Start accepts. Automaton has 4966 states and 6253 transitions. Word has length 311 [2018-11-07 20:05:10,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:05:10,491 INFO L480 AbstractCegarLoop]: Abstraction has 4966 states and 6253 transitions. [2018-11-07 20:05:10,491 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-07 20:05:10,491 INFO L276 IsEmpty]: Start isEmpty. Operand 4966 states and 6253 transitions. [2018-11-07 20:05:10,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2018-11-07 20:05:10,506 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:05:10,506 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-11-07 20:05:10,506 INFO L423 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:05:10,507 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:05:10,507 INFO L82 PathProgramCache]: Analyzing trace with hash -1545006583, now seen corresponding path program 1 times [2018-11-07 20:05:10,507 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:05:10,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:05:10,508 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:05:10,508 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:05:10,508 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:05:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:05:10,787 WARN L179 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 20:05:10,957 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 138 proven. 154 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2018-11-07 20:05:10,957 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:05:10,958 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:05:10,958 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 317 with the following transitions: [2018-11-07 20:05:10,958 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [309], [311], [314], [322], [330], [338], [346], [354], [362], [370], [378], [386], [394], [402], [410], [418], [426], [434], [442], [450], [458], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [526], [527], [531], [534], [535], [539], [543], [547], [551], [555], [559], [563], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [642], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 20:05:10,962 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:05:10,962 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:05:10,996 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:05:11,173 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:05:11,173 INFO L272 AbstractInterpreter]: Visited 116 different actions 347 times. Merged at 8 different actions 21 times. Never widened. Found 4 fixpoints after 3 different actions. Largest state had 24 variables. [2018-11-07 20:05:11,181 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:05:11,181 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:05:11,430 INFO L227 lantSequenceWeakener]: Weakened 313 states. On average, predicates are now at 75.5% of their original sizes. [2018-11-07 20:05:11,430 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:05:11,524 INFO L415 sIntCurrentIteration]: We unified 315 AI predicates to 315 [2018-11-07 20:05:11,524 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:05:11,525 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:05:11,525 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2018-11-07 20:05:11,525 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:05:11,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-07 20:05:11,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-07 20:05:11,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-07 20:05:11,526 INFO L87 Difference]: Start difference. First operand 4966 states and 6253 transitions. Second operand 10 states. [2018-11-07 20:05:17,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:05:17,940 INFO L93 Difference]: Finished difference Result 12621 states and 16551 transitions. [2018-11-07 20:05:17,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-07 20:05:17,941 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 316 [2018-11-07 20:05:17,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:05:17,942 INFO L225 Difference]: With dead ends: 12621 [2018-11-07 20:05:17,942 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 20:05:17,973 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 323 GetRequests, 307 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-11-07 20:05:17,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 20:05:17,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 20:05:17,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 20:05:17,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 20:05:17,974 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 316 [2018-11-07 20:05:17,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:05:17,975 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 20:05:17,975 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-07 20:05:17,975 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 20:05:17,975 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 20:05:17,980 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 20:05:18,178 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:05:18,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:05:18,183 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:05:18,228 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:05:18,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:05:18,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:05:18,231 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:05:18,273 WARN L179 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 26 [2018-11-07 20:05:18,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:05:18,497 WARN L179 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 30 [2018-11-07 20:05:18,628 WARN L179 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 47 [2018-11-07 20:05:20,296 WARN L179 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 232 DAG size of output: 90 [2018-11-07 20:05:20,489 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 20:05:20,490 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~a10~0)| ~a10~0) [2018-11-07 20:05:20,490 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 20:05:20,490 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-07 20:05:20,490 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,490 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,490 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,490 INFO L425 ceAbstractionStarter]: For program point L135-1(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,490 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,490 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,490 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-07 20:05:20,490 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-07 20:05:20,491 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-07 20:05:20,491 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-07 20:05:20,491 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-07 20:05:20,491 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-07 20:05:20,491 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-07 20:05:20,491 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-07 20:05:20,491 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-07 20:05:20,491 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-07 20:05:20,491 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-07 20:05:20,491 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,491 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,492 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,492 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,492 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,492 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-07 20:05:20,492 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-07 20:05:20,492 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-07 20:05:20,492 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-07 20:05:20,492 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-07 20:05:20,493 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-07 20:05:20,493 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-07 20:05:20,493 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-07 20:05:20,493 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-07 20:05:20,493 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-07 20:05:20,493 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-07 20:05:20,493 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-07 20:05:20,493 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-07 20:05:20,493 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-07 20:05:20,493 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,493 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,493 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,494 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,494 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,494 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-07 20:05:20,494 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-07 20:05:20,494 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-07 20:05:20,494 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-07 20:05:20,494 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-07 20:05:20,494 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-07 20:05:20,494 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-07 20:05:20,495 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-07 20:05:20,495 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-07 20:05:20,495 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-07 20:05:20,495 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,495 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,495 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,495 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,495 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,495 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-07 20:05:20,496 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-07 20:05:20,496 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-07 20:05:20,496 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-07 20:05:20,496 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-07 20:05:20,496 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-07 20:05:20,496 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-07 20:05:20,496 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-07 20:05:20,496 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-07 20:05:20,497 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-07 20:05:20,497 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-07 20:05:20,497 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-07 20:05:20,497 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-07 20:05:20,497 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,497 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,497 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,497 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,498 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,498 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-07 20:05:20,498 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-07 20:05:20,498 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-07 20:05:20,498 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-07 20:05:20,498 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-07 20:05:20,498 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-07 20:05:20,498 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-07 20:05:20,499 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-07 20:05:20,499 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-07 20:05:20,499 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,499 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,499 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,499 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,499 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,499 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,500 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,500 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-07 20:05:20,500 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-07 20:05:20,500 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-07 20:05:20,500 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-07 20:05:20,500 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-07 20:05:20,500 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-07 20:05:20,500 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-07 20:05:20,501 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-07 20:05:20,501 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-07 20:05:20,501 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-07 20:05:20,501 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-07 20:05:20,501 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-07 20:05:20,501 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-07 20:05:20,501 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,501 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,501 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,502 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,502 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,502 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-07 20:05:20,502 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,502 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-07 20:05:20,502 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-07 20:05:20,502 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-07 20:05:20,502 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-07 20:05:20,503 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-07 20:05:20,503 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-07 20:05:20,503 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-07 20:05:20,503 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-07 20:05:20,503 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-07 20:05:20,503 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-07 20:05:20,503 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-07 20:05:20,503 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-07 20:05:20,503 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 136) no Hoare annotation was computed. [2018-11-07 20:05:20,503 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-07 20:05:20,503 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,503 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,504 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,504 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,504 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,504 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,504 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-07 20:05:20,504 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-07 20:05:20,504 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-07 20:05:20,504 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-07 20:05:20,504 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-07 20:05:20,504 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-07 20:05:20,504 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-07 20:05:20,504 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-07 20:05:20,505 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-07 20:05:20,505 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-07 20:05:20,505 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-07 20:05:20,505 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse10 (<= 23 ~a1~0)) (.cse12 (<= ~a1~0 2147483647)) (.cse2 (< |old(~a1~0)| 23)) (.cse6 (< 2147483647 |old(~a1~0)|)) (.cse13 (<= ~a19~0 9)) (.cse11 (<= 8 ~a19~0)) (.cse0 (= |old(~a10~0)| ~a10~0)) (.cse14 (< 9 |old(~a19~0)|)) (.cse9 (< |old(~a19~0)| 8)) (.cse5 (< 1 |old(~a10~0)|)) (.cse16 (= ~a19~0 9)) (.cse1 (< 6 |calculate_output_#in~input|)) (.cse3 (< |calculate_output_#in~input| 2)) (.cse4 (not (= 14 ~a4~0))) (.cse17 (not (= 9 |old(~a19~0)|))) (.cse15 (< 2 |old(~a10~0)|)) (.cse7 (not (= 0 ~a12~0))) (.cse8 (< |old(~a10~0)| 0))) (and (or (and (<= ~a1~0 38) .cse0) (< 38 |old(~a1~0)|)) (or (= 3 |old(~a10~0)|) .cse0) (or .cse1 .cse2 .cse3 .cse4 (< 10 |old(~a19~0)|) .cse5 .cse6 .cse7 .cse8 .cse9 (and .cse10 .cse11 .cse12 (<= ~a19~0 10))) (or .cse1 (and .cse10 .cse13 .cse12 (<= 7 ~a19~0)) .cse2 .cse3 .cse4 .cse14 .cse15 (< |old(~a19~0)| 7) .cse6 .cse7 .cse8) (or .cse1 (and .cse13 .cse11 .cse0) .cse3 .cse4 .cse7 .cse8 .cse14 (< 3 |old(~a10~0)|) .cse9) (or .cse1 .cse3 .cse4 .cse5 .cse7 .cse16 .cse8 .cse17) (or (and (<= ~a1~0 23) .cse16 (<= 0 (+ ~a1~0 2147483648))) (or .cse1 (< (+ |old(~a1~0)| 2147483648) 0) .cse3 .cse4 (not (= 0 (mod |old(~a10~0)| 2))) .cse17 .cse15 (< 23 |old(~a1~0)|)) .cse7 .cse8))) [2018-11-07 20:05:20,505 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-07 20:05:20,506 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-07 20:05:20,506 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-07 20:05:20,506 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,506 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,506 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,506 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,506 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,506 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,506 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-07 20:05:20,507 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-07 20:05:20,507 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-07 20:05:20,507 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-07 20:05:20,507 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-07 20:05:20,507 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-07 20:05:20,507 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-07 20:05:20,507 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-07 20:05:20,507 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-07 20:05:20,507 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-07 20:05:20,507 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-07 20:05:20,507 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-07 20:05:20,508 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-07 20:05:20,509 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-07 20:05:20,510 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-07 20:05:20,510 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-07 20:05:20,510 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-07 20:05:20,510 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-07 20:05:20,510 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-07 20:05:20,510 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-07 20:05:20,510 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-07 20:05:20,510 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-07 20:05:20,510 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-07 20:05:20,510 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-07 20:05:20,510 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 20:05:20,510 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~inputF~0 6) (= ~inputC~0 3) (= ~a19~0 9) (= ~a10~0 0) (= ~a12~0 0) (= ~inputB~0 2) (= ~a1~0 23) (= ~inputE~0 5) (= ~a4~0 14) (= ~inputD~0 4)) [2018-11-07 20:05:20,511 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 20:05:20,511 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 20:05:20,511 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (= ~inputE~0 5)) (not (= 3 ~inputC~0)) (not (= |old(~a1~0)| 23)) (not (= ~a4~0 14)) (not (= 2 ~inputB~0)) (and (= ~a19~0 9) (= ~a1~0 23) (= |old(~a10~0)| ~a10~0)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (not (= 4 ~inputD~0)) (not (= |old(~a10~0)| 0)) (not (= ~inputF~0 6))) [2018-11-07 20:05:20,511 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-07 20:05:20,511 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (not (= ~a10~0 3)) (<= ~a1~0 38) (not (= |old(~a1~0)| 23)) (not (= 0 ~a12~0)) (not (= 4 ~inputD~0)) (not (= ~inputE~0 5)) (not (= 3 ~inputC~0)) (and (<= ~a19~0 9) (<= main_~input~0 6) (<= 8 ~a19~0) (<= 2 main_~input~0)) (not (= ~a4~0 14)) (not (= 2 ~inputB~0)) (not (= |old(~a19~0)| 9)) (not (= |old(~a10~0)| 0)) (not (= ~inputF~0 6))) [2018-11-07 20:05:20,511 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-07 20:05:20,511 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-07 20:05:20,512 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-07 20:05:20,512 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (or (not (= ~a10~0 3)) (<= ~a1~0 38) (not (= |old(~a1~0)| 23)) (not (= 0 ~a12~0)) (not (= 4 ~inputD~0)) (not (= ~inputE~0 5)) (and (<= ~a19~0 9) (<= 8 ~a19~0)) (not (= 3 ~inputC~0)) (not (= ~a4~0 14)) (not (= 2 ~inputB~0)) (not (= |old(~a19~0)| 9)) (not (= |old(~a10~0)| 0)) (not (= ~inputF~0 6))) [2018-11-07 20:05:20,512 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-07 20:05:20,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:05:20 BoogieIcfgContainer [2018-11-07 20:05:20,525 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 20:05:20,525 INFO L168 Benchmark]: Toolchain (without parser) took 103759.93 ms. Allocated memory was 1.5 GB in the beginning and 3.9 GB in the end (delta: 2.3 GB). Free memory was 1.4 GB in the beginning and 2.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2018-11-07 20:05:20,527 INFO L168 Benchmark]: CDTParser took 0.28 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. [2018-11-07 20:05:20,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-07 20:05:20,528 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.92 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. [2018-11-07 20:05:20,528 INFO L168 Benchmark]: Boogie Preprocessor took 169.96 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 725.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -811.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2018-11-07 20:05:20,529 INFO L168 Benchmark]: RCFGBuilder took 3196.40 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 103.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 7.1 GB. [2018-11-07 20:05:20,530 INFO L168 Benchmark]: TraceAbstraction took 99667.50 ms. Allocated memory was 2.2 GB in the beginning and 3.9 GB in the end (delta: 1.6 GB). Free memory was 2.1 GB in the beginning and 2.7 GB in the end (delta: -614.2 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. [2018-11-07 20:05:20,534 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 662.48 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 57.92 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 169.96 ms. Allocated memory was 1.5 GB in the beginning and 2.2 GB in the end (delta: 725.1 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -811.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3196.40 ms. Allocated memory is still 2.2 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 103.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 99667.50 ms. Allocated memory was 2.2 GB in the beginning and 3.9 GB in the end (delta: 1.6 GB). Free memory was 2.1 GB in the beginning and 2.7 GB in the end (delta: -614.2 MB). Peak memory consumption was 2.8 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 136]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: (((((((((((!(a10 == 3) || a1 <= 38) || !(\old(a1) == 23)) || !(0 == a12)) || !(4 == inputD)) || !(inputE == 5)) || (a19 <= 9 && 8 <= a19)) || !(3 == inputC)) || !(a4 == 14)) || !(2 == inputB)) || !(\old(a19) == 9)) || !(\old(a10) == 0)) || !(inputF == 6) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 99.5s OverallTime, 8 OverallIterations, 4 TraceHistogramMax, 80.6s AutomataDifference, 0.0s DeadEndRemovalTime, 2.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1343 SDtfs, 6663 SDslu, 2526 SDs, 0 SdLazy, 11215 SolverSat, 1735 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.2s Time, PredicateUnifierStatistics: 12 DeclaredPredicates, 1593 GetRequests, 1448 SyntacticMatches, 15 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 924 ImplicationChecksByTransitivity, 4.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4966occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.1s AbstIntTime, 6 AbstIntIterations, 6 AbstIntStrong, 0.9969028709307085 AbsIntWeakeningRatio, 0.10657894736842105 AbsIntAvgWeakeningVarsNumRemoved, 16.378947368421052 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 8 MinimizatonAttempts, 490 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 92 PreInvPairs, 170 NumberOfFragments, 463 HoareAnnotationTreeSize, 92 FomulaSimplifications, 14678 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4911 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 1703 NumberOfCodeBlocks, 1703 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1695 ConstructedInterpolants, 0 QuantifiedInterpolants, 2575745 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 982/1336 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...