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_label31_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 20:03:15,663 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 20:03:15,666 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 20:03:15,685 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 20:03:15,686 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 20:03:15,688 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 20:03:15,690 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 20:03:15,692 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 20:03:15,695 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 20:03:15,704 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 20:03:15,705 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 20:03:15,705 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 20:03:15,708 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 20:03:15,709 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 20:03:15,710 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 20:03:15,715 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 20:03:15,715 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 20:03:15,719 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 20:03:15,724 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 20:03:15,725 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 20:03:15,728 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 20:03:15,730 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 20:03:15,732 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 20:03:15,733 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 20:03:15,733 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 20:03:15,736 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 20:03:15,738 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 20:03:15,739 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 20:03:15,740 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 20:03:15,741 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 20:03:15,741 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 20:03:15,742 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 20:03:15,742 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 20:03:15,742 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 20:03:15,743 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 20:03:15,744 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 20:03:15,744 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 20:03:15,762 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 20:03:15,762 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 20:03:15,763 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 20:03:15,764 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 20:03:15,764 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 20:03:15,764 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 20:03:15,764 INFO L133 SettingsManager]: * Maximum recursion depth of evaluation operations=6 [2018-11-07 20:03:15,764 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 20:03:15,765 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 20:03:15,765 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 20:03:15,765 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 20:03:15,765 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 20:03:15,765 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 20:03:15,766 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 20:03:15,767 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 20:03:15,767 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 20:03:15,767 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 20:03:15,767 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 20:03:15,767 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 20:03:15,768 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 20:03:15,768 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 20:03:15,768 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 20:03:15,768 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 20:03:15,769 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 20:03:15,769 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 20:03:15,769 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 20:03:15,769 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 20:03:15,769 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 20:03:15,770 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 20:03:15,770 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 20:03:15,770 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 20:03:15,770 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 20:03:15,771 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 20:03:15,771 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 20:03:15,771 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 20:03:15,838 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 20:03:15,857 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 20:03:15,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 20:03:15,864 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 20:03:15,864 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 20:03:15,865 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label31_true-unreach-call.c [2018-11-07 20:03:15,930 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/324562f4d/444a10e98ff145acafa506ca68ed4195/FLAG15a40ae64 [2018-11-07 20:03:16,533 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 20:03:16,537 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label31_true-unreach-call.c [2018-11-07 20:03:16,561 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/324562f4d/444a10e98ff145acafa506ca68ed4195/FLAG15a40ae64 [2018-11-07 20:03:16,585 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/324562f4d/444a10e98ff145acafa506ca68ed4195 [2018-11-07 20:03:16,597 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 20:03:16,598 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 20:03:16,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 20:03:16,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 20:03:16,605 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 20:03:16,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:03:16" (1/1) ... [2018-11-07 20:03:16,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@771982f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:16, skipping insertion in model container [2018-11-07 20:03:16,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:03:16" (1/1) ... [2018-11-07 20:03:16,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 20:03:16,702 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 20:03:17,168 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 20:03:17,172 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 20:03:17,302 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 20:03:17,319 INFO L193 MainTranslator]: Completed translation [2018-11-07 20:03:17,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:17 WrapperNode [2018-11-07 20:03:17,320 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 20:03:17,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 20:03:17,321 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 20:03:17,321 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 20:03:17,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:17" (1/1) ... [2018-11-07 20:03:17,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:17" (1/1) ... [2018-11-07 20:03:17,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 20:03:17,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 20:03:17,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 20:03:17,461 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 20:03:17,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:17" (1/1) ... [2018-11-07 20:03:17,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:17" (1/1) ... [2018-11-07 20:03:17,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:17" (1/1) ... [2018-11-07 20:03:17,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:17" (1/1) ... [2018-11-07 20:03:17,526 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:17" (1/1) ... [2018-11-07 20:03:17,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:17" (1/1) ... [2018-11-07 20:03:17,561 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:17" (1/1) ... [2018-11-07 20:03:17,577 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 20:03:17,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 20:03:17,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 20:03:17,578 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 20:03:17,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:17" (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 20:03:17,659 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 20:03:17,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 20:03:17,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 20:03:17,659 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 20:03:17,660 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 20:03:17,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 20:03:17,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 20:03:17,661 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 20:03:17,661 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 20:03:20,934 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 20:03:20,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:03:20 BoogieIcfgContainer [2018-11-07 20:03:20,935 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 20:03:20,936 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 20:03:20,936 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 20:03:20,939 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 20:03:20,940 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:03:16" (1/3) ... [2018-11-07 20:03:20,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@396be281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:03:20, skipping insertion in model container [2018-11-07 20:03:20,941 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:03:17" (2/3) ... [2018-11-07 20:03:20,941 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@396be281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:03:20, skipping insertion in model container [2018-11-07 20:03:20,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:03:20" (3/3) ... [2018-11-07 20:03:20,945 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label31_true-unreach-call.c [2018-11-07 20:03:20,954 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 20:03:20,962 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 20:03:20,976 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 20:03:21,015 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 20:03:21,015 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 20:03:21,016 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 20:03:21,016 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 20:03:21,016 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 20:03:21,016 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 20:03:21,017 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 20:03:21,017 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 20:03:21,044 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-07 20:03:21,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-11-07 20:03:21,054 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:03:21,055 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] [2018-11-07 20:03:21,058 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:03:21,064 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:03:21,064 INFO L82 PathProgramCache]: Analyzing trace with hash -1318273196, now seen corresponding path program 1 times [2018-11-07 20:03:21,066 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:03:21,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:03:21,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:03:21,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:03:21,116 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:03:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:03:21,515 WARN L179 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 20:03:21,627 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 20:03:21,630 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:03:21,630 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-07 20:03:21,630 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:03:21,636 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-07 20:03:21,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-07 20:03:21,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 20:03:21,664 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-11-07 20:03:23,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:03:23,303 INFO L93 Difference]: Finished difference Result 574 states and 992 transitions. [2018-11-07 20:03:23,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-07 20:03:23,307 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2018-11-07 20:03:23,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:03:23,327 INFO L225 Difference]: With dead ends: 574 [2018-11-07 20:03:23,327 INFO L226 Difference]: Without dead ends: 356 [2018-11-07 20:03:23,335 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-07 20:03:23,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-11-07 20:03:23,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-11-07 20:03:23,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-11-07 20:03:23,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 612 transitions. [2018-11-07 20:03:23,440 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 612 transitions. Word has length 50 [2018-11-07 20:03:23,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:03:23,441 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 612 transitions. [2018-11-07 20:03:23,441 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-07 20:03:23,442 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 612 transitions. [2018-11-07 20:03:23,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-07 20:03:23,450 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:03:23,450 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:03:23,451 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:03:23,451 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:03:23,451 INFO L82 PathProgramCache]: Analyzing trace with hash -990709140, now seen corresponding path program 1 times [2018-11-07 20:03:23,452 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:03:23,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:03:23,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:03:23,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:03:23,454 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:03:23,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:03:23,822 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-07 20:03:23,823 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:03:23,823 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:03:23,824 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 129 with the following transitions: [2018-11-07 20:03:23,827 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], [301], [303], [306], [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], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 20:03:23,873 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:03:23,874 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:03:24,389 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:03:24,391 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:03:24,393 INFO L272 AbstractInterpreter]: Visited 82 different actions 82 times. Never merged. Never widened. Never found a fixpoint. Largest state had 24 variables. [2018-11-07 20:03:24,438 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:03:24,438 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:03:24,837 INFO L227 lantSequenceWeakener]: Weakened 122 states. On average, predicates are now at 73.7% of their original sizes. [2018-11-07 20:03:24,837 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:03:24,951 INFO L415 sIntCurrentIteration]: We unified 127 AI predicates to 127 [2018-11-07 20:03:24,951 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:03:24,952 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:03:24,952 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [4] total 9 [2018-11-07 20:03:24,953 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:03:24,955 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-07 20:03:24,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-07 20:03:24,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2018-11-07 20:03:24,956 INFO L87 Difference]: Start difference. First operand 356 states and 612 transitions. Second operand 7 states. [2018-11-07 20:03:41,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:03:41,768 INFO L93 Difference]: Finished difference Result 852 states and 1486 transitions. [2018-11-07 20:03:41,768 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 20:03:41,768 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 128 [2018-11-07 20:03:41,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:03:41,774 INFO L225 Difference]: With dead ends: 852 [2018-11-07 20:03:41,774 INFO L226 Difference]: Without dead ends: 502 [2018-11-07 20:03:41,777 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 128 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2018-11-07 20:03:41,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 502 states. [2018-11-07 20:03:41,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 502 to 500. [2018-11-07 20:03:41,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 500 states. [2018-11-07 20:03:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 762 transitions. [2018-11-07 20:03:41,826 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 762 transitions. Word has length 128 [2018-11-07 20:03:41,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:03:41,827 INFO L480 AbstractCegarLoop]: Abstraction has 500 states and 762 transitions. [2018-11-07 20:03:41,827 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-07 20:03:41,827 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 762 transitions. [2018-11-07 20:03:41,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2018-11-07 20:03:41,832 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:03:41,832 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, 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] [2018-11-07 20:03:41,833 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:03:41,833 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:03:41,833 INFO L82 PathProgramCache]: Analyzing trace with hash 847052891, now seen corresponding path program 1 times [2018-11-07 20:03:41,833 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:03:41,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:03:41,834 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:03:41,835 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:03:41,835 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:03:41,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:03:42,119 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-07 20:03:42,119 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:03:42,120 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:03:42,120 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 200 with the following transitions: [2018-11-07 20:03:42,120 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], [301], [303], [306], [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], [526], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 20:03:42,125 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:03:42,126 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:03:42,220 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:03:42,651 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:03:42,651 INFO L272 AbstractInterpreter]: Visited 86 different actions 406 times. Merged at 5 different actions 20 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 24 variables. [2018-11-07 20:03:42,690 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:03:42,690 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:03:43,010 INFO L227 lantSequenceWeakener]: Weakened 53 states. On average, predicates are now at 76.16% of their original sizes. [2018-11-07 20:03:43,011 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:03:43,938 INFO L415 sIntCurrentIteration]: We unified 198 AI predicates to 198 [2018-11-07 20:03:43,939 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:03:43,939 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:03:43,939 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [4] total 21 [2018-11-07 20:03:43,939 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:03:43,940 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-07 20:03:43,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-07 20:03:43,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=264, Unknown=0, NotChecked=0, Total=342 [2018-11-07 20:03:43,941 INFO L87 Difference]: Start difference. First operand 500 states and 762 transitions. Second operand 19 states. [2018-11-07 20:04:06,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:04:06,531 INFO L93 Difference]: Finished difference Result 1236 states and 2074 transitions. [2018-11-07 20:04:06,531 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-07 20:04:06,532 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 199 [2018-11-07 20:04:06,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:04:06,539 INFO L225 Difference]: With dead ends: 1236 [2018-11-07 20:04:06,539 INFO L226 Difference]: Without dead ends: 886 [2018-11-07 20:04:06,541 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 208 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=163, Invalid=649, Unknown=0, NotChecked=0, Total=812 [2018-11-07 20:04:06,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 886 states. [2018-11-07 20:04:06,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 886 to 798. [2018-11-07 20:04:06,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 798 states. [2018-11-07 20:04:06,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 798 states and 1089 transitions. [2018-11-07 20:04:06,581 INFO L78 Accepts]: Start accepts. Automaton has 798 states and 1089 transitions. Word has length 199 [2018-11-07 20:04:06,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:04:06,582 INFO L480 AbstractCegarLoop]: Abstraction has 798 states and 1089 transitions. [2018-11-07 20:04:06,582 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-07 20:04:06,582 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1089 transitions. [2018-11-07 20:04:06,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2018-11-07 20:04:06,586 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:04:06,586 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, 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] [2018-11-07 20:04:06,587 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:04:06,587 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:06,587 INFO L82 PathProgramCache]: Analyzing trace with hash 1376531168, now seen corresponding path program 1 times [2018-11-07 20:04:06,587 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:04:06,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:06,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:04:06,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:06,589 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:04:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:04:06,894 WARN L179 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 20:04:07,657 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 87 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2018-11-07 20:04:07,657 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:04:07,657 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:04:07,658 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 209 with the following transitions: [2018-11-07 20:04:07,658 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], [301], [303], [306], [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], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 20:04:07,663 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:04:07,663 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:04:07,729 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:04:07,843 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:04:07,843 INFO L272 AbstractInterpreter]: Visited 88 different actions 261 times. Merged at 7 different actions 19 times. Never widened. Found 3 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-07 20:04:07,855 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:07,855 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:04:08,098 INFO L227 lantSequenceWeakener]: Weakened 205 states. On average, predicates are now at 75.77% of their original sizes. [2018-11-07 20:04:08,099 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:04:08,380 INFO L415 sIntCurrentIteration]: We unified 207 AI predicates to 207 [2018-11-07 20:04:08,380 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:04:08,380 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:04:08,381 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2018-11-07 20:04:08,381 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:04:08,381 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-07 20:04:08,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-07 20:04:08,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-07 20:04:08,382 INFO L87 Difference]: Start difference. First operand 798 states and 1089 transitions. Second operand 10 states. [2018-11-07 20:04:16,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:04:16,981 INFO L93 Difference]: Finished difference Result 1865 states and 2927 transitions. [2018-11-07 20:04:16,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-07 20:04:16,981 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 208 [2018-11-07 20:04:16,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:04:16,990 INFO L225 Difference]: With dead ends: 1865 [2018-11-07 20:04:16,990 INFO L226 Difference]: Without dead ends: 1368 [2018-11-07 20:04:16,994 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 215 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2018-11-07 20:04:16,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1368 states. [2018-11-07 20:04:17,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1368 to 1345. [2018-11-07 20:04:17,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1345 states. [2018-11-07 20:04:17,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1345 states and 1843 transitions. [2018-11-07 20:04:17,041 INFO L78 Accepts]: Start accepts. Automaton has 1345 states and 1843 transitions. Word has length 208 [2018-11-07 20:04:17,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:04:17,042 INFO L480 AbstractCegarLoop]: Abstraction has 1345 states and 1843 transitions. [2018-11-07 20:04:17,042 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-07 20:04:17,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1843 transitions. [2018-11-07 20:04:17,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2018-11-07 20:04:17,048 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:04:17,048 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, 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] [2018-11-07 20:04:17,049 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:04:17,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:17,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1453035156, now seen corresponding path program 1 times [2018-11-07 20:04:17,049 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:04:17,050 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:17,051 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:04:17,051 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:17,051 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:04:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:04:17,331 WARN L179 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 20:04:17,479 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 87 proven. 6 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-07 20:04:17,479 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:04:17,479 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:04:17,480 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 251 with the following transitions: [2018-11-07 20:04:17,480 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], [301], [303], [306], [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], [643], [647], [651], [655], [659], [663], [667], [671], [675], [679], [683], [687], [691], [694], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 20:04:17,484 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:04:17,485 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:04:17,557 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:04:18,568 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:04:18,568 INFO L272 AbstractInterpreter]: Visited 128 different actions 738 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 20:04:18,580 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:18,580 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:04:18,851 INFO L227 lantSequenceWeakener]: Weakened 247 states. On average, predicates are now at 73.26% of their original sizes. [2018-11-07 20:04:18,851 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:04:18,989 INFO L415 sIntCurrentIteration]: We unified 249 AI predicates to 249 [2018-11-07 20:04:18,989 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:04:18,990 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:04:18,990 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [8] total 16 [2018-11-07 20:04:18,990 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:04:18,991 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-07 20:04:18,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-07 20:04:18,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-11-07 20:04:18,992 INFO L87 Difference]: Start difference. First operand 1345 states and 1843 transitions. Second operand 10 states. [2018-11-07 20:04:26,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:04:26,028 INFO L93 Difference]: Finished difference Result 2806 states and 3955 transitions. [2018-11-07 20:04:26,028 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-07 20:04:26,029 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 250 [2018-11-07 20:04:26,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:04:26,038 INFO L225 Difference]: With dead ends: 2806 [2018-11-07 20:04:26,038 INFO L226 Difference]: Without dead ends: 1762 [2018-11-07 20:04:26,043 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 257 GetRequests, 241 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 20:04:26,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1762 states. [2018-11-07 20:04:26,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1762 to 1749. [2018-11-07 20:04:26,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1749 states. [2018-11-07 20:04:26,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1749 states and 2332 transitions. [2018-11-07 20:04:26,094 INFO L78 Accepts]: Start accepts. Automaton has 1749 states and 2332 transitions. Word has length 250 [2018-11-07 20:04:26,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:04:26,095 INFO L480 AbstractCegarLoop]: Abstraction has 1749 states and 2332 transitions. [2018-11-07 20:04:26,095 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-07 20:04:26,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2332 transitions. [2018-11-07 20:04:26,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-07 20:04:26,103 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:04:26,103 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 20:04:26,104 INFO L423 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:04:26,104 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:26,104 INFO L82 PathProgramCache]: Analyzing trace with hash -274446364, now seen corresponding path program 1 times [2018-11-07 20:04:26,104 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:04:26,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:26,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:04:26,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:26,105 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:04:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:04:26,620 WARN L179 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-07 20:04:26,810 WARN L179 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-07 20:04:27,618 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 200 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 20:04:27,618 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 20:04:27,618 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 20:04:27,619 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 287 with the following transitions: [2018-11-07 20:04:27,619 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], [301], [303], [306], [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], [643], [647], [651], [655], [659], [663], [667], [671], [675], [678], [679], [683], [687], [691], [694], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 20:04:27,622 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, IntervalDomain] [2018-11-07 20:04:27,623 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 20:04:27,726 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-11-07 20:04:27,827 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 20:04:27,828 INFO L272 AbstractInterpreter]: Visited 128 different actions 252 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 20:04:27,838 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:27,838 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 20:04:28,185 INFO L227 lantSequenceWeakener]: Weakened 98 states. On average, predicates are now at 76.5% of their original sizes. [2018-11-07 20:04:28,185 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 20:04:29,090 INFO L415 sIntCurrentIteration]: We unified 285 AI predicates to 285 [2018-11-07 20:04:29,091 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 20:04:29,091 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 20:04:29,091 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [23] imperfect sequences [15] total 36 [2018-11-07 20:04:29,091 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:04:29,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-11-07 20:04:29,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-11-07 20:04:29,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=399, Unknown=0, NotChecked=0, Total=506 [2018-11-07 20:04:29,094 INFO L87 Difference]: Start difference. First operand 1749 states and 2332 transitions. Second operand 23 states. [2018-11-07 20:04:47,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:04:47,425 INFO L93 Difference]: Finished difference Result 4752 states and 6399 transitions. [2018-11-07 20:04:47,425 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-11-07 20:04:47,425 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 286 [2018-11-07 20:04:47,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:04:47,443 INFO L225 Difference]: With dead ends: 4752 [2018-11-07 20:04:47,443 INFO L226 Difference]: Without dead ends: 3302 [2018-11-07 20:04:47,450 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 310 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 567 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=417, Invalid=1839, Unknown=0, NotChecked=0, Total=2256 [2018-11-07 20:04:47,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3302 states. [2018-11-07 20:04:47,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3302 to 2959. [2018-11-07 20:04:47,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2959 states. [2018-11-07 20:04:47,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2959 states to 2959 states and 3750 transitions. [2018-11-07 20:04:47,545 INFO L78 Accepts]: Start accepts. Automaton has 2959 states and 3750 transitions. Word has length 286 [2018-11-07 20:04:47,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:04:47,546 INFO L480 AbstractCegarLoop]: Abstraction has 2959 states and 3750 transitions. [2018-11-07 20:04:47,546 INFO L481 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-11-07 20:04:47,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2959 states and 3750 transitions. [2018-11-07 20:04:47,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2018-11-07 20:04:47,558 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 20:04:47,558 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:04:47,559 INFO L423 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 20:04:47,559 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 20:04:47,559 INFO L82 PathProgramCache]: Analyzing trace with hash -448109213, now seen corresponding path program 1 times [2018-11-07 20:04:47,559 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 20:04:47,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:47,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 20:04:47,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 20:04:47,560 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 20:04:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 20:04:47,872 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2018-11-07 20:04:47,872 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 20:04:47,872 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-07 20:04:47,872 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 20:04:47,873 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-07 20:04:47,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-07 20:04:47,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 20:04:47,874 INFO L87 Difference]: Start difference. First operand 2959 states and 3750 transitions. Second operand 4 states. [2018-11-07 20:04:50,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 20:04:50,838 INFO L93 Difference]: Finished difference Result 5416 states and 7148 transitions. [2018-11-07 20:04:50,838 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 20:04:50,838 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 317 [2018-11-07 20:04:50,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 20:04:50,839 INFO L225 Difference]: With dead ends: 5416 [2018-11-07 20:04:50,839 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 20:04:50,855 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 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 20:04:50,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 20:04:50,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 20:04:50,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 20:04:50,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 20:04:50,856 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 317 [2018-11-07 20:04:50,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 20:04:50,857 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 20:04:50,857 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-07 20:04:50,857 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 20:04:50,857 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 20:04:50,862 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 20:04:50,972 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:04:51,014 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-07 20:04:51,174 WARN L179 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2018-11-07 20:04:51,826 WARN L179 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 47 [2018-11-07 20:04:52,961 WARN L179 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 174 DAG size of output: 120 [2018-11-07 20:04:53,209 WARN L179 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 52 [2018-11-07 20:04:53,211 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 20:04:53,212 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-07 20:04:53,212 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 20:04:53,212 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-07 20:04:53,212 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,212 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,212 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,212 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,212 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,212 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,213 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-07 20:04:53,213 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-07 20:04:53,213 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-07 20:04:53,213 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-07 20:04:53,213 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-07 20:04:53,213 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-07 20:04:53,213 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-07 20:04:53,213 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-07 20:04:53,214 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-07 20:04:53,214 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-07 20:04:53,214 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-07 20:04:53,214 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,214 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,214 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,214 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,214 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,215 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-07 20:04:53,215 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-07 20:04:53,215 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-07 20:04:53,215 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-07 20:04:53,215 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-07 20:04:53,215 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-07 20:04:53,215 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-07 20:04:53,215 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-07 20:04:53,216 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-07 20:04:53,216 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-07 20:04:53,216 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-07 20:04:53,216 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-07 20:04:53,216 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-07 20:04:53,216 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-07 20:04:53,216 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,216 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,216 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,217 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,217 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,217 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-07 20:04:53,217 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-07 20:04:53,217 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-07 20:04:53,217 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-07 20:04:53,217 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-07 20:04:53,217 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-07 20:04:53,218 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 133) no Hoare annotation was computed. [2018-11-07 20:04:53,218 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-07 20:04:53,218 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-07 20:04:53,218 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-07 20:04:53,218 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-07 20:04:53,218 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,218 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,218 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,219 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,219 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,219 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-07 20:04:53,219 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-07 20:04:53,219 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-07 20:04:53,219 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-07 20:04:53,219 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-07 20:04:53,219 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-07 20:04:53,219 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-07 20:04:53,220 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-07 20:04:53,220 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-07 20:04:53,220 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-07 20:04:53,220 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-07 20:04:53,220 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-07 20:04:53,220 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-07 20:04:53,220 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,220 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,220 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,221 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,221 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,221 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-07 20:04:53,221 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-07 20:04:53,221 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-07 20:04:53,221 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-07 20:04:53,221 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-07 20:04:53,221 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-07 20:04:53,221 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-07 20:04:53,222 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-07 20:04:53,222 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-07 20:04:53,222 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,222 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,222 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,222 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,222 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,222 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,222 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,222 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-07 20:04:53,223 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-07 20:04:53,223 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-07 20:04:53,223 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-07 20:04:53,223 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-07 20:04:53,223 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-07 20:04:53,223 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-07 20:04:53,223 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-07 20:04:53,223 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-07 20:04:53,223 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-07 20:04:53,223 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-07 20:04:53,224 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-07 20:04:53,224 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-07 20:04:53,224 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,224 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,224 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,224 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,224 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,224 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-07 20:04:53,224 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,224 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-07 20:04:53,225 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-07 20:04:53,225 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-07 20:04:53,225 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-07 20:04:53,225 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-07 20:04:53,225 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-07 20:04:53,225 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-07 20:04:53,225 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-07 20:04:53,225 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-07 20:04:53,226 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-07 20:04:53,226 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-07 20:04:53,226 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-07 20:04:53,226 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-07 20:04:53,226 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,226 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,226 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,226 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,226 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,227 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,227 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-07 20:04:53,227 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-07 20:04:53,227 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-07 20:04:53,227 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-07 20:04:53,227 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-07 20:04:53,227 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-07 20:04:53,227 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-07 20:04:53,227 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-07 20:04:53,227 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-07 20:04:53,228 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-07 20:04:53,228 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-07 20:04:53,228 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse0 (= 3 |old(~a10~0)|)) (.cse4 (= (mod ~a10~0 2) 0)) (.cse11 (< 1 |old(~a10~0)|)) (.cse7 (= ~a19~0 9)) (.cse12 (<= ~a10~0 1)) (.cse6 (not (= 9 |old(~a19~0)|))) (.cse3 (< 6 |calculate_output_#in~input|)) (.cse1 (< |calculate_output_#in~input| 2)) (.cse5 (not (= 14 ~a4~0))) (.cse2 (not (= 0 ~a12~0))) (.cse9 (< |old(~a10~0)| 0)) (.cse10 (< 9 |old(~a19~0)|)) (.cse8 (< 3 |old(~a10~0)|)) (.cse13 (< |old(~a19~0)| 8))) (and (or .cse0 (not (= ~a10~0 3))) (or .cse1 (not (= |old(~a1~0)| 23)) .cse2 (not (= 4 ~inputD~0)) .cse3 (not (= ~inputE~0 5)) .cse4 (not (= 3 ~inputC~0)) (not (= ~a4~0 14)) (not (= 2 ~inputB~0)) (not (= |old(~a19~0)| 9)) (not (= ~inputF~0 6)) (not (= |old(~a10~0)| 0))) (or (= 6 ~a19~0) (not (= 6 |old(~a19~0)|))) (or .cse0 (= 7 |old(~a19~0)|) (not (= 7 ~a19~0))) (or .cse3 .cse1 (or (= ~a1~0 23) (= ~a10~0 1)) (or (not (= 1 |old(~a10~0)|)) .cse5 .cse2 .cse6)) (or .cse3 (and .cse7 (<= 0 (+ ~a1~0 56767)) (<= ~a1~0 23) .cse4) .cse1 .cse5 (< (+ |old(~a1~0)| 56767) 0) .cse8 (< 23 |old(~a1~0)|) .cse2 (not (= 0 (mod |old(~a10~0)| 2))) .cse9 .cse6) (or .cse3 (< |old(~a1~0)| 23) .cse1 .cse5 .cse10 .cse11 (< 2147483647 |old(~a1~0)|) .cse2 .cse9 (and (<= 23 ~a1~0) .cse12 (<= ~a1~0 2147483647)) .cse13) (or .cse3 .cse1 .cse5 .cse11 (and .cse7 .cse12) .cse2 .cse9 .cse6) (or .cse3 (and (<= ~a10~0 3) (<= ~a19~0 9) (<= 0 ~a10~0) (<= 8 ~a19~0)) .cse1 .cse5 .cse2 .cse9 .cse10 .cse8 .cse13))) [2018-11-07 20:04:53,228 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-07 20:04:53,229 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-07 20:04:53,229 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-07 20:04:53,229 INFO L425 ceAbstractionStarter]: For program point L192(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,229 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,229 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,229 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,229 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,229 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,230 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-07 20:04:53,230 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-07 20:04:53,230 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-07 20:04:53,230 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-07 20:04:53,230 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-07 20:04:53,230 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-07 20:04:53,230 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-07 20:04:53,230 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-07 20:04:53,230 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-07 20:04:53,231 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-07 20:04:53,231 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-07 20:04:53,231 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-07 20:04:53,231 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-07 20:04:53,231 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,231 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,231 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,231 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,231 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,231 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,232 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-07 20:04:53,232 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-07 20:04:53,232 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-07 20:04:53,232 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-07 20:04:53,232 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-07 20:04:53,232 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-07 20:04:53,232 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-07 20:04:53,232 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-07 20:04:53,232 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-07 20:04:53,232 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-07 20:04:53,232 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-07 20:04:53,233 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-07 20:04:53,233 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,233 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,233 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,233 INFO L425 ceAbstractionStarter]: For program point L132-1(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,233 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,233 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 574) no Hoare annotation was computed. [2018-11-07 20:04:53,233 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-07 20:04:53,233 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-07 20:04:53,233 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-07 20:04:53,233 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-07 20:04:53,234 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-07 20:04:53,234 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-07 20:04:53,234 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-07 20:04:53,234 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-07 20:04:53,234 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-07 20:04:53,234 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-07 20:04:53,234 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-07 20:04:53,234 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-07 20:04:53,234 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 20:04:53,235 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 20:04:53,235 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 20:04:53,235 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 20:04:53,235 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (= ~inputE~0 5)) (not (= 3 ~inputC~0)) (and (= ~a19~0 9) (= ~a10~0 0) (= ~a1~0 23)) (not (= |old(~a1~0)| 23)) (not (= ~a4~0 14)) (not (= 2 ~inputB~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 20:04:53,235 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-07 20:04:53,235 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (not (= ~a10~0 3)) (not (= |old(~a1~0)| 23)) (not (= 0 ~a12~0)) (and (<= ~a19~0 9) (<= main_~input~0 6) (<= 8 ~a19~0) (<= 2 main_~input~0)) (not (= 4 ~inputD~0)) (= 6 ~a19~0) (not (= ~inputE~0 5)) (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 20:04:53,235 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-07 20:04:53,236 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-07 20:04:53,236 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-07 20:04:53,236 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (or (not (= ~a10~0 3)) (not (= |old(~a1~0)| 23)) (not (= 0 ~a12~0)) (not (= 4 ~inputD~0)) (= 6 ~a19~0) (not (= ~inputE~0 5)) (not (= 3 ~inputC~0)) (not (= ~a4~0 14)) (and (<= ~a19~0 9) (<= 8 ~a19~0)) (not (= 2 ~inputB~0)) (not (= |old(~a19~0)| 9)) (not (= |old(~a10~0)| 0)) (not (= ~inputF~0 6))) [2018-11-07 20:04:53,236 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-07 20:04:53,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:04:53 BoogieIcfgContainer [2018-11-07 20:04:53,248 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 20:04:53,249 INFO L168 Benchmark]: Toolchain (without parser) took 96651.35 ms. Allocated memory was 1.5 GB in the beginning and 3.9 GB in the end (delta: 2.4 GB). Free memory was 1.4 GB in the beginning and 3.0 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-11-07 20:04:53,250 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 20:04:53,250 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.91 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-11-07 20:04:53,251 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.20 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 728.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -812.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. [2018-11-07 20:04:53,252 INFO L168 Benchmark]: Boogie Preprocessor took 117.22 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-07 20:04:53,253 INFO L168 Benchmark]: RCFGBuilder took 3357.04 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 103.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 7.1 GB. [2018-11-07 20:04:53,253 INFO L168 Benchmark]: TraceAbstraction took 92311.89 ms. Allocated memory was 2.3 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 3.0 GB in the end (delta: -946.4 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2018-11-07 20:04:53,259 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 720.91 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 139.20 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 728.8 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -812.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.22 ms. Allocated memory is still 2.3 GB. Free memory is still 2.2 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 3357.04 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.1 GB in the end (delta: 103.6 MB). Peak memory consumption was 103.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 92311.89 ms. Allocated memory was 2.3 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 3.0 GB in the end (delta: -946.4 MB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 133]: 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) || !(\old(a1) == 23)) || !(0 == a12)) || !(4 == inputD)) || 6 == a19) || !(inputE == 5)) || !(3 == inputC)) || !(a4 == 14)) || (a19 <= 9 && 8 <= a19)) || !(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, 92.2s OverallTime, 7 OverallIterations, 4 TraceHistogramMax, 78.1s AutomataDifference, 0.0s DeadEndRemovalTime, 2.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 1176 SDtfs, 5515 SDslu, 2118 SDs, 0 SdLazy, 9376 SolverSat, 1425 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.0s Time, PredicateUnifierStatistics: 10 DeclaredPredicates, 1128 GetRequests, 1012 SyntacticMatches, 2 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 850 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2959occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 2.7s AbstIntTime, 5 AbstIntIterations, 5 AbstIntStrong, 0.9968003736324331 AbsIntWeakeningRatio, 0.11632270168855535 AbsIntAvgWeakeningVarsNumRemoved, 18.74390243902439 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 469 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 52 PreInvPairs, 86 NumberOfFragments, 510 HoareAnnotationTreeSize, 52 FomulaSimplifications, 6113 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2053 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 1438 NumberOfCodeBlocks, 1438 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1431 ConstructedInterpolants, 0 QuantifiedInterpolants, 2115768 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 2 PerfectInterpolantSequences, 948/1079 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...