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-EXP.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem10_label34_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-df4b876 [2018-11-07 08:24:23,968 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-07 08:24:23,971 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-07 08:24:23,988 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-07 08:24:23,988 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-07 08:24:23,989 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-07 08:24:23,991 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-07 08:24:23,994 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-07 08:24:23,997 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-07 08:24:23,998 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-07 08:24:23,998 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-07 08:24:23,999 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-07 08:24:24,000 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-07 08:24:24,001 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-07 08:24:24,002 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-07 08:24:24,003 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-07 08:24:24,004 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-07 08:24:24,006 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-07 08:24:24,008 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-07 08:24:24,009 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-07 08:24:24,010 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-07 08:24:24,012 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-07 08:24:24,014 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-07 08:24:24,014 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-07 08:24:24,015 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-07 08:24:24,016 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-07 08:24:24,017 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-07 08:24:24,017 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-07 08:24:24,018 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-07 08:24:24,019 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-07 08:24:24,020 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-07 08:24:24,020 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-07 08:24:24,021 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-07 08:24:24,021 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-07 08:24:24,022 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-07 08:24:24,023 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-07 08:24:24,023 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-11-07 08:24:24,046 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-07 08:24:24,046 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-07 08:24:24,047 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-07 08:24:24,048 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-07 08:24:24,048 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-07 08:24:24,048 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-07 08:24:24,048 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-07 08:24:24,049 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-07 08:24:24,049 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-07 08:24:24,049 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-07 08:24:24,049 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-07 08:24:24,049 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-07 08:24:24,050 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-07 08:24:24,050 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-07 08:24:24,050 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-07 08:24:24,052 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-07 08:24:24,052 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-07 08:24:24,052 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-07 08:24:24,052 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-07 08:24:24,052 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-07 08:24:24,053 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-07 08:24:24,053 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-07 08:24:24,053 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-07 08:24:24,053 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-07 08:24:24,053 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-07 08:24:24,053 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-07 08:24:24,054 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-07 08:24:24,054 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-07 08:24:24,054 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-07 08:24:24,054 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-07 08:24:24,054 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-07 08:24:24,056 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-07 08:24:24,056 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-07 08:24:24,056 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-07 08:24:24,057 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-07 08:24:24,057 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-11-07 08:24:24,109 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-07 08:24:24,121 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-07 08:24:24,124 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-07 08:24:24,126 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-07 08:24:24,126 INFO L276 PluginConnector]: CDTParser initialized [2018-11-07 08:24:24,127 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem10_label34_true-unreach-call.c [2018-11-07 08:24:24,191 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f03efa16/b115a6c8df944c8cb641b8cd733612f8/FLAG17378b588 [2018-11-07 08:24:24,809 INFO L298 CDTParser]: Found 1 translation units. [2018-11-07 08:24:24,813 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem10_label34_true-unreach-call.c [2018-11-07 08:24:24,840 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f03efa16/b115a6c8df944c8cb641b8cd733612f8/FLAG17378b588 [2018-11-07 08:24:24,861 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f03efa16/b115a6c8df944c8cb641b8cd733612f8 [2018-11-07 08:24:24,873 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-07 08:24:24,875 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-07 08:24:24,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-07 08:24:24,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-07 08:24:24,885 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-07 08:24:24,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:24:24" (1/1) ... [2018-11-07 08:24:24,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4688d22a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:24, skipping insertion in model container [2018-11-07 08:24:24,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:24:24" (1/1) ... [2018-11-07 08:24:24,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-07 08:24:24,991 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-07 08:24:25,465 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 08:24:25,470 INFO L189 MainTranslator]: Completed pre-run [2018-11-07 08:24:25,626 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-07 08:24:25,645 INFO L193 MainTranslator]: Completed translation [2018-11-07 08:24:25,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:25 WrapperNode [2018-11-07 08:24:25,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-07 08:24:25,647 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-07 08:24:25,647 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-07 08:24:25,647 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-07 08:24:25,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:25" (1/1) ... [2018-11-07 08:24:25,768 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:25" (1/1) ... [2018-11-07 08:24:25,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-07 08:24:25,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-07 08:24:25,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-07 08:24:25,790 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-07 08:24:25,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:25" (1/1) ... [2018-11-07 08:24:25,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:25" (1/1) ... [2018-11-07 08:24:25,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:25" (1/1) ... [2018-11-07 08:24:25,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:25" (1/1) ... [2018-11-07 08:24:25,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:25" (1/1) ... [2018-11-07 08:24:25,870 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:25" (1/1) ... [2018-11-07 08:24:25,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:25" (1/1) ... [2018-11-07 08:24:25,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-07 08:24:25,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-07 08:24:25,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-07 08:24:25,895 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-07 08:24:25,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:25" (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 08:24:25,983 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2018-11-07 08:24:25,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-07 08:24:25,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-07 08:24:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2018-11-07 08:24:25,985 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2018-11-07 08:24:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-07 08:24:25,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-07 08:24:25,985 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-07 08:24:25,986 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-07 08:24:29,258 INFO L276 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-07 08:24:29,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:24:29 BoogieIcfgContainer [2018-11-07 08:24:29,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-07 08:24:29,260 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-07 08:24:29,260 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-07 08:24:29,264 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-07 08:24:29,264 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:24:24" (1/3) ... [2018-11-07 08:24:29,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42e75b57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:24:29, skipping insertion in model container [2018-11-07 08:24:29,265 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:24:25" (2/3) ... [2018-11-07 08:24:29,265 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42e75b57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:24:29, skipping insertion in model container [2018-11-07 08:24:29,266 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:24:29" (3/3) ... [2018-11-07 08:24:29,268 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem10_label34_true-unreach-call.c [2018-11-07 08:24:29,278 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-07 08:24:29,287 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-07 08:24:29,302 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-07 08:24:29,341 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-07 08:24:29,342 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-07 08:24:29,342 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-07 08:24:29,342 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-07 08:24:29,342 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-07 08:24:29,343 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-07 08:24:29,343 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-07 08:24:29,343 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-07 08:24:29,371 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-11-07 08:24:29,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-07 08:24:29,385 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 08:24:29,386 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 08:24:29,388 INFO L423 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 08:24:29,397 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 08:24:29,398 INFO L82 PathProgramCache]: Analyzing trace with hash 427988964, now seen corresponding path program 1 times [2018-11-07 08:24:29,400 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 08:24:29,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 08:24:29,447 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 08:24:29,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 08:24:29,447 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 08:24:29,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 08:24:30,030 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 08:24:30,032 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 08:24:30,033 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-07 08:24:30,033 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 08:24:30,042 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-07 08:24:30,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-07 08:24:30,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 08:24:30,062 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 4 states. [2018-11-07 08:24:32,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 08:24:32,832 INFO L93 Difference]: Finished difference Result 737 states and 1298 transitions. [2018-11-07 08:24:32,833 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-07 08:24:32,835 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 70 [2018-11-07 08:24:32,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 08:24:32,856 INFO L225 Difference]: With dead ends: 737 [2018-11-07 08:24:32,856 INFO L226 Difference]: Without dead ends: 515 [2018-11-07 08:24:32,864 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-07 08:24:32,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2018-11-07 08:24:32,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 515. [2018-11-07 08:24:32,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2018-11-07 08:24:32,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 848 transitions. [2018-11-07 08:24:32,953 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 848 transitions. Word has length 70 [2018-11-07 08:24:32,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 08:24:32,954 INFO L480 AbstractCegarLoop]: Abstraction has 515 states and 848 transitions. [2018-11-07 08:24:32,954 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-07 08:24:32,954 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 848 transitions. [2018-11-07 08:24:32,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-11-07 08:24:32,965 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 08:24:32,966 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-07 08:24:32,966 INFO L423 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 08:24:32,966 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 08:24:32,967 INFO L82 PathProgramCache]: Analyzing trace with hash 453720075, now seen corresponding path program 1 times [2018-11-07 08:24:32,967 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 08:24:32,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 08:24:32,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 08:24:32,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 08:24:32,969 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 08:24:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 08:24:33,365 WARN L179 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 08:24:33,800 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 08:24:33,801 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 08:24:33,801 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 08:24:33,801 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 08:24:33,805 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 08:24:33,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 08:24:33,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 08:24:33,807 INFO L87 Difference]: Start difference. First operand 515 states and 848 transitions. Second operand 6 states. [2018-11-07 08:24:36,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 08:24:36,742 INFO L93 Difference]: Finished difference Result 1863 states and 3251 transitions. [2018-11-07 08:24:36,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 08:24:36,742 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 145 [2018-11-07 08:24:36,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 08:24:36,759 INFO L225 Difference]: With dead ends: 1863 [2018-11-07 08:24:36,759 INFO L226 Difference]: Without dead ends: 1354 [2018-11-07 08:24:36,768 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 08:24:36,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1354 states. [2018-11-07 08:24:36,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1354 to 1331. [2018-11-07 08:24:36,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1331 states. [2018-11-07 08:24:36,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1331 states and 2051 transitions. [2018-11-07 08:24:36,878 INFO L78 Accepts]: Start accepts. Automaton has 1331 states and 2051 transitions. Word has length 145 [2018-11-07 08:24:36,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 08:24:36,879 INFO L480 AbstractCegarLoop]: Abstraction has 1331 states and 2051 transitions. [2018-11-07 08:24:36,879 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 08:24:36,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 2051 transitions. [2018-11-07 08:24:36,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-07 08:24:36,894 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 08:24:36,894 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-07 08:24:36,897 INFO L423 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 08:24:36,897 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 08:24:36,898 INFO L82 PathProgramCache]: Analyzing trace with hash -1203594976, now seen corresponding path program 1 times [2018-11-07 08:24:36,898 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 08:24:36,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 08:24:36,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 08:24:36,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 08:24:36,900 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 08:24:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 08:24:37,327 WARN L179 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 08:24:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-07 08:24:37,407 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-07 08:24:37,407 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-07 08:24:37,407 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 08:24:37,408 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 08:24:37,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 08:24:37,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 08:24:37,409 INFO L87 Difference]: Start difference. First operand 1331 states and 2051 transitions. Second operand 6 states. [2018-11-07 08:24:41,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 08:24:41,130 INFO L93 Difference]: Finished difference Result 3539 states and 5767 transitions. [2018-11-07 08:24:41,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-07 08:24:41,131 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 178 [2018-11-07 08:24:41,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 08:24:41,153 INFO L225 Difference]: With dead ends: 3539 [2018-11-07 08:24:41,154 INFO L226 Difference]: Without dead ends: 2214 [2018-11-07 08:24:41,167 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-11-07 08:24:41,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2214 states. [2018-11-07 08:24:41,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2214 to 2179. [2018-11-07 08:24:41,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2179 states. [2018-11-07 08:24:41,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 2179 states and 3196 transitions. [2018-11-07 08:24:41,250 INFO L78 Accepts]: Start accepts. Automaton has 2179 states and 3196 transitions. Word has length 178 [2018-11-07 08:24:41,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 08:24:41,251 INFO L480 AbstractCegarLoop]: Abstraction has 2179 states and 3196 transitions. [2018-11-07 08:24:41,251 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 08:24:41,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 3196 transitions. [2018-11-07 08:24:41,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2018-11-07 08:24:41,263 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 08:24:41,264 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 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 08:24:41,264 INFO L423 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 08:24:41,264 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 08:24:41,265 INFO L82 PathProgramCache]: Analyzing trace with hash -932170556, now seen corresponding path program 1 times [2018-11-07 08:24:41,265 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 08:24:41,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 08:24:41,266 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 08:24:41,266 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 08:24:41,266 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 08:24:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 08:24:41,650 WARN L179 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-11-07 08:24:41,977 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-11-07 08:24:41,977 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 08:24:41,977 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 08:24:41,978 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 267 with the following transitions: [2018-11-07 08:24:41,981 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [466], [474], [482], [490], [495], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [566], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [643], [646], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 08:24:42,034 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 08:24:42,034 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 08:24:42,596 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 08:24:42,599 INFO L272 AbstractInterpreter]: Visited 113 different actions 113 times. Never merged. Never widened. Never found a fixpoint. Largest state had 24 variables. [2018-11-07 08:24:42,642 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 08:24:42,642 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 08:24:43,257 INFO L227 lantSequenceWeakener]: Weakened 257 states. On average, predicates are now at 73.6% of their original sizes. [2018-11-07 08:24:43,258 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 08:24:43,515 INFO L415 sIntCurrentIteration]: We unified 265 AI predicates to 265 [2018-11-07 08:24:43,522 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 08:24:43,523 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 08:24:43,523 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [4] total 8 [2018-11-07 08:24:43,523 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 08:24:43,524 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-07 08:24:43,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-07 08:24:43,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-07 08:24:43,525 INFO L87 Difference]: Start difference. First operand 2179 states and 3196 transitions. Second operand 6 states. [2018-11-07 08:25:09,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 08:25:09,319 INFO L93 Difference]: Finished difference Result 4498 states and 6607 transitions. [2018-11-07 08:25:09,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-07 08:25:09,319 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 266 [2018-11-07 08:25:09,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 08:25:09,334 INFO L225 Difference]: With dead ends: 4498 [2018-11-07 08:25:09,334 INFO L226 Difference]: Without dead ends: 2325 [2018-11-07 08:25:09,344 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 266 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-07 08:25:09,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2325 states. [2018-11-07 08:25:09,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2325 to 2323. [2018-11-07 08:25:09,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2323 states. [2018-11-07 08:25:09,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 2323 states and 3348 transitions. [2018-11-07 08:25:09,408 INFO L78 Accepts]: Start accepts. Automaton has 2323 states and 3348 transitions. Word has length 266 [2018-11-07 08:25:09,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 08:25:09,408 INFO L480 AbstractCegarLoop]: Abstraction has 2323 states and 3348 transitions. [2018-11-07 08:25:09,408 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-07 08:25:09,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 3348 transitions. [2018-11-07 08:25:09,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2018-11-07 08:25:09,423 INFO L367 BasicCegarLoop]: Found error trace [2018-11-07 08:25:09,424 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2018-11-07 08:25:09,424 INFO L423 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-07 08:25:09,424 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 08:25:09,425 INFO L82 PathProgramCache]: Analyzing trace with hash 238222643, now seen corresponding path program 1 times [2018-11-07 08:25:09,425 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-07 08:25:09,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 08:25:09,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-07 08:25:09,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-07 08:25:09,426 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-07 08:25:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-07 08:25:10,718 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 263 proven. 87 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-11-07 08:25:10,719 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-07 08:25:10,719 INFO L194 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-07 08:25:10,719 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 338 with the following transitions: [2018-11-07 08:25:10,720 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [9], [17], [25], [33], [41], [49], [57], [65], [73], [81], [89], [97], [105], [113], [121], [129], [137], [145], [153], [161], [169], [177], [185], [193], [201], [209], [217], [225], [233], [241], [249], [257], [265], [273], [281], [289], [297], [305], [313], [321], [329], [337], [345], [353], [361], [369], [377], [385], [393], [401], [409], [417], [425], [433], [441], [449], [457], [461], [463], [466], [474], [482], [490], [495], [498], [499], [503], [507], [511], [515], [519], [523], [527], [531], [535], [539], [543], [547], [551], [555], [559], [563], [566], [567], [571], [575], [579], [583], [587], [591], [595], [599], [603], [607], [611], [615], [619], [623], [627], [631], [635], [639], [643], [646], [792], [796], [800], [806], [810], [812], [817], [818], [819], [821], [822] [2018-11-07 08:25:10,726 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-07 08:25:10,726 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-07 08:25:13,101 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-11-07 08:25:13,101 INFO L272 AbstractInterpreter]: Visited 117 different actions 465 times. Merged at 8 different actions 30 times. Never widened. Found 7 fixpoints after 2 different actions. Largest state had 24 variables. [2018-11-07 08:25:13,139 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-07 08:25:13,139 INFO L398 sIntCurrentIteration]: Generating AbsInt predicates [2018-11-07 08:25:14,234 INFO L227 lantSequenceWeakener]: Weakened 334 states. On average, predicates are now at 78.54% of their original sizes. [2018-11-07 08:25:14,235 INFO L413 sIntCurrentIteration]: Unifying AI predicates [2018-11-07 08:25:14,996 INFO L415 sIntCurrentIteration]: We unified 336 AI predicates to 336 [2018-11-07 08:25:14,996 INFO L424 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-11-07 08:25:14,996 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-07 08:25:14,997 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [14] total 22 [2018-11-07 08:25:14,997 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-07 08:25:14,998 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-07 08:25:14,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-07 08:25:14,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-07 08:25:14,998 INFO L87 Difference]: Start difference. First operand 2323 states and 3348 transitions. Second operand 10 states. [2018-11-07 08:25:43,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-07 08:25:43,870 INFO L93 Difference]: Finished difference Result 6020 states and 9378 transitions. [2018-11-07 08:25:43,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-07 08:25:43,870 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 337 [2018-11-07 08:25:43,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-07 08:25:43,871 INFO L225 Difference]: With dead ends: 6020 [2018-11-07 08:25:43,871 INFO L226 Difference]: Without dead ends: 0 [2018-11-07 08:25:43,895 INFO L604 BasicCegarLoop]: 2 DeclaredPredicates, 347 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=108, Invalid=312, Unknown=0, NotChecked=0, Total=420 [2018-11-07 08:25:43,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-07 08:25:43,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-07 08:25:43,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-07 08:25:43,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-07 08:25:43,897 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 337 [2018-11-07 08:25:43,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-07 08:25:43,897 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-07 08:25:43,897 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-07 08:25:43,897 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-07 08:25:43,897 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-07 08:25:43,902 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-07 08:25:44,119 WARN L179 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 15 [2018-11-07 08:25:45,015 WARN L179 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 44 [2018-11-07 08:25:45,160 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-07 08:25:45,161 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~a10~0)| ~a10~0) [2018-11-07 08:25:45,161 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-07 08:25:45,161 INFO L425 ceAbstractionStarter]: For program point L465(lines 465 572) no Hoare annotation was computed. [2018-11-07 08:25:45,161 INFO L425 ceAbstractionStarter]: For program point L201(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,161 INFO L425 ceAbstractionStarter]: For program point L168(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,161 INFO L425 ceAbstractionStarter]: For program point L135(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,161 INFO L425 ceAbstractionStarter]: For program point L102(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,161 INFO L425 ceAbstractionStarter]: For program point L69(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,162 INFO L425 ceAbstractionStarter]: For program point L36(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,162 INFO L425 ceAbstractionStarter]: For program point L499(lines 499 572) no Hoare annotation was computed. [2018-11-07 08:25:45,162 INFO L425 ceAbstractionStarter]: For program point L301(lines 301 572) no Hoare annotation was computed. [2018-11-07 08:25:45,162 INFO L425 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2018-11-07 08:25:45,162 INFO L425 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2018-11-07 08:25:45,162 INFO L425 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2018-11-07 08:25:45,163 INFO L425 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2018-11-07 08:25:45,163 INFO L425 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2018-11-07 08:25:45,163 INFO L425 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2018-11-07 08:25:45,163 INFO L425 ceAbstractionStarter]: For program point L335(lines 335 572) no Hoare annotation was computed. [2018-11-07 08:25:45,163 INFO L425 ceAbstractionStarter]: For program point L236(lines 236 572) no Hoare annotation was computed. [2018-11-07 08:25:45,163 INFO L425 ceAbstractionStarter]: For program point L534(lines 534 572) no Hoare annotation was computed. [2018-11-07 08:25:45,163 INFO L425 ceAbstractionStarter]: For program point L171(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,163 INFO L425 ceAbstractionStarter]: For program point L138(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,164 INFO L425 ceAbstractionStarter]: For program point L105(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,164 INFO L425 ceAbstractionStarter]: For program point L72(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,164 INFO L425 ceAbstractionStarter]: For program point L39(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,164 INFO L425 ceAbstractionStarter]: For program point L436(lines 436 572) no Hoare annotation was computed. [2018-11-07 08:25:45,164 INFO L425 ceAbstractionStarter]: For program point L403(lines 403 572) no Hoare annotation was computed. [2018-11-07 08:25:45,164 INFO L425 ceAbstractionStarter]: For program point L370(lines 370 572) no Hoare annotation was computed. [2018-11-07 08:25:45,164 INFO L425 ceAbstractionStarter]: For program point L271(lines 271 572) no Hoare annotation was computed. [2018-11-07 08:25:45,164 INFO L425 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2018-11-07 08:25:45,165 INFO L425 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2018-11-07 08:25:45,165 INFO L425 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2018-11-07 08:25:45,165 INFO L425 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2018-11-07 08:25:45,165 INFO L425 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2018-11-07 08:25:45,165 INFO L425 ceAbstractionStarter]: For program point L569(lines 569 572) no Hoare annotation was computed. [2018-11-07 08:25:45,165 INFO L425 ceAbstractionStarter]: For program point L239(lines 239 572) no Hoare annotation was computed. [2018-11-07 08:25:45,165 INFO L425 ceAbstractionStarter]: For program point L504(lines 504 572) no Hoare annotation was computed. [2018-11-07 08:25:45,166 INFO L425 ceAbstractionStarter]: For program point L471(lines 471 572) no Hoare annotation was computed. [2018-11-07 08:25:45,166 INFO L425 ceAbstractionStarter]: For program point L306(lines 306 572) no Hoare annotation was computed. [2018-11-07 08:25:45,166 INFO L425 ceAbstractionStarter]: For program point L174(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,166 INFO L425 ceAbstractionStarter]: For program point L141(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,166 INFO L425 ceAbstractionStarter]: For program point L108(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,166 INFO L425 ceAbstractionStarter]: For program point L75(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,166 INFO L425 ceAbstractionStarter]: For program point L42(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,166 INFO L425 ceAbstractionStarter]: For program point L340(lines 340 572) no Hoare annotation was computed. [2018-11-07 08:25:45,167 INFO L425 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2018-11-07 08:25:45,167 INFO L425 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2018-11-07 08:25:45,167 INFO L425 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2018-11-07 08:25:45,167 INFO L425 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2018-11-07 08:25:45,167 INFO L425 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2018-11-07 08:25:45,167 INFO L425 ceAbstractionStarter]: For program point L540(lines 540 572) no Hoare annotation was computed. [2018-11-07 08:25:45,167 INFO L425 ceAbstractionStarter]: For program point L408(lines 408 572) no Hoare annotation was computed. [2018-11-07 08:25:45,168 INFO L425 ceAbstractionStarter]: For program point L375(lines 375 572) no Hoare annotation was computed. [2018-11-07 08:25:45,168 INFO L425 ceAbstractionStarter]: For program point L210(lines 210 572) no Hoare annotation was computed. [2018-11-07 08:25:45,168 INFO L425 ceAbstractionStarter]: For program point L177(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,168 INFO L425 ceAbstractionStarter]: For program point L144(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,168 INFO L425 ceAbstractionStarter]: For program point L111(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,168 INFO L425 ceAbstractionStarter]: For program point L78(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,168 INFO L425 ceAbstractionStarter]: For program point L45(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,168 INFO L425 ceAbstractionStarter]: For program point L442(lines 442 572) no Hoare annotation was computed. [2018-11-07 08:25:45,169 INFO L425 ceAbstractionStarter]: For program point L277(lines 277 572) no Hoare annotation was computed. [2018-11-07 08:25:45,174 INFO L425 ceAbstractionStarter]: For program point L244(lines 244 572) no Hoare annotation was computed. [2018-11-07 08:25:45,174 INFO L425 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2018-11-07 08:25:45,174 INFO L425 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2018-11-07 08:25:45,174 INFO L425 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2018-11-07 08:25:45,174 INFO L425 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2018-11-07 08:25:45,175 INFO L425 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2018-11-07 08:25:45,175 INFO L425 ceAbstractionStarter]: For program point L509(lines 509 572) no Hoare annotation was computed. [2018-11-07 08:25:45,175 INFO L425 ceAbstractionStarter]: For program point L476(lines 476 572) no Hoare annotation was computed. [2018-11-07 08:25:45,175 INFO L425 ceAbstractionStarter]: For program point L378(lines 378 572) no Hoare annotation was computed. [2018-11-07 08:25:45,175 INFO L425 ceAbstractionStarter]: For program point L345(lines 345 572) no Hoare annotation was computed. [2018-11-07 08:25:45,175 INFO L425 ceAbstractionStarter]: For program point L312(lines 312 572) no Hoare annotation was computed. [2018-11-07 08:25:45,175 INFO L425 ceAbstractionStarter]: For program point L180(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,175 INFO L425 ceAbstractionStarter]: For program point L147(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,175 INFO L425 ceAbstractionStarter]: For program point L114(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,176 INFO L425 ceAbstractionStarter]: For program point L81(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,176 INFO L425 ceAbstractionStarter]: For program point L48(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,176 INFO L425 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2018-11-07 08:25:45,176 INFO L425 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2018-11-07 08:25:45,177 INFO L425 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2018-11-07 08:25:45,177 INFO L425 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2018-11-07 08:25:45,177 INFO L425 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2018-11-07 08:25:45,177 INFO L425 ceAbstractionStarter]: For program point L545(lines 545 572) no Hoare annotation was computed. [2018-11-07 08:25:45,177 INFO L425 ceAbstractionStarter]: For program point L215(lines 215 572) no Hoare annotation was computed. [2018-11-07 08:25:45,177 INFO L425 ceAbstractionStarter]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 193) no Hoare annotation was computed. [2018-11-07 08:25:45,177 INFO L425 ceAbstractionStarter]: For program point L414(lines 414 572) no Hoare annotation was computed. [2018-11-07 08:25:45,177 INFO L425 ceAbstractionStarter]: For program point L249(lines 249 572) no Hoare annotation was computed. [2018-11-07 08:25:45,177 INFO L425 ceAbstractionStarter]: For program point L183(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,177 INFO L425 ceAbstractionStarter]: For program point L150(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,177 INFO L425 ceAbstractionStarter]: For program point L117(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,178 INFO L425 ceAbstractionStarter]: For program point L84(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,178 INFO L425 ceAbstractionStarter]: For program point L51(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,178 INFO L425 ceAbstractionStarter]: For program point calculate_outputFINAL(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,178 INFO L425 ceAbstractionStarter]: For program point calculate_outputEXIT(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,178 INFO L425 ceAbstractionStarter]: For program point L514(lines 514 572) no Hoare annotation was computed. [2018-11-07 08:25:45,178 INFO L425 ceAbstractionStarter]: For program point L481(lines 481 572) no Hoare annotation was computed. [2018-11-07 08:25:45,178 INFO L425 ceAbstractionStarter]: For program point L448(lines 448 572) no Hoare annotation was computed. [2018-11-07 08:25:45,178 INFO L425 ceAbstractionStarter]: For program point L283(lines 283 572) no Hoare annotation was computed. [2018-11-07 08:25:45,178 INFO L425 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2018-11-07 08:25:45,178 INFO L425 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2018-11-07 08:25:45,178 INFO L425 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2018-11-07 08:25:45,178 INFO L425 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2018-11-07 08:25:45,179 INFO L425 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2018-11-07 08:25:45,179 INFO L425 ceAbstractionStarter]: For program point L548(lines 548 572) no Hoare annotation was computed. [2018-11-07 08:25:45,179 INFO L425 ceAbstractionStarter]: For program point L383(lines 383 572) no Hoare annotation was computed. [2018-11-07 08:25:45,179 INFO L425 ceAbstractionStarter]: For program point L317(lines 317 572) no Hoare annotation was computed. [2018-11-07 08:25:45,179 INFO L425 ceAbstractionStarter]: For program point L351(lines 351 572) no Hoare annotation was computed. [2018-11-07 08:25:45,179 INFO L425 ceAbstractionStarter]: For program point L186(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,179 INFO L425 ceAbstractionStarter]: For program point L153(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,179 INFO L425 ceAbstractionStarter]: For program point L120(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,179 INFO L425 ceAbstractionStarter]: For program point L87(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,179 INFO L425 ceAbstractionStarter]: For program point L54(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,180 INFO L425 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2018-11-07 08:25:45,180 INFO L425 ceAbstractionStarter]: For program point L21-1(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,180 INFO L425 ceAbstractionStarter]: For program point L517(lines 517 572) no Hoare annotation was computed. [2018-11-07 08:25:45,180 INFO L425 ceAbstractionStarter]: For program point L286(lines 286 572) no Hoare annotation was computed. [2018-11-07 08:25:45,180 INFO L425 ceAbstractionStarter]: For program point L220(lines 220 572) no Hoare annotation was computed. [2018-11-07 08:25:45,180 INFO L425 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2018-11-07 08:25:45,180 INFO L425 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-07 08:25:45,180 INFO L425 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2018-11-07 08:25:45,180 INFO L425 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2018-11-07 08:25:45,181 INFO L425 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2018-11-07 08:25:45,181 INFO L425 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2018-11-07 08:25:45,181 INFO L425 ceAbstractionStarter]: For program point L419(lines 419 572) no Hoare annotation was computed. [2018-11-07 08:25:45,181 INFO L425 ceAbstractionStarter]: For program point L320(lines 320 572) no Hoare annotation was computed. [2018-11-07 08:25:45,181 INFO L425 ceAbstractionStarter]: For program point L254(lines 254 572) no Hoare annotation was computed. [2018-11-07 08:25:45,181 INFO L425 ceAbstractionStarter]: For program point L354(lines 354 572) no Hoare annotation was computed. [2018-11-07 08:25:45,181 INFO L425 ceAbstractionStarter]: For program point L189(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,181 INFO L425 ceAbstractionStarter]: For program point L156(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,181 INFO L425 ceAbstractionStarter]: For program point L123(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,181 INFO L425 ceAbstractionStarter]: For program point L90(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,181 INFO L425 ceAbstractionStarter]: For program point L57(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,181 INFO L425 ceAbstractionStarter]: For program point L24(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,182 INFO L425 ceAbstractionStarter]: For program point L487(lines 487 572) no Hoare annotation was computed. [2018-11-07 08:25:45,182 INFO L425 ceAbstractionStarter]: For program point L454(lines 454 572) no Hoare annotation was computed. [2018-11-07 08:25:45,182 INFO L425 ceAbstractionStarter]: For program point L388(lines 388 572) no Hoare annotation was computed. [2018-11-07 08:25:45,182 INFO L425 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-11-07 08:25:45,182 INFO L425 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2018-11-07 08:25:45,182 INFO L425 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2018-11-07 08:25:45,182 INFO L425 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2018-11-07 08:25:45,183 INFO L425 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2018-11-07 08:25:45,183 INFO L425 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2018-11-07 08:25:45,183 INFO L425 ceAbstractionStarter]: For program point L554(lines 554 572) no Hoare annotation was computed. [2018-11-07 08:25:45,183 INFO L425 ceAbstractionStarter]: For program point L323(lines 323 572) no Hoare annotation was computed. [2018-11-07 08:25:45,183 INFO L421 ceAbstractionStarter]: At program point calculate_outputENTRY(lines 20 574) the Hoare annotation is: (let ((.cse4 (= |old(~a10~0)| ~a10~0)) (.cse0 (not (= 14 ~a4~0))) (.cse1 (not (= 0 ~a12~0))) (.cse2 (not (= 9 |old(~a19~0)|))) (.cse3 (= |calculate_output_#in~input| 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (= 3 |old(~a10~0)|) .cse4) (or .cse0 (= ~a19~0 9) .cse1 .cse2 .cse3) (or (and (<= ~a1~0 218) .cse4) (< 218 |old(~a1~0)|)) (or (<= ~a1~0 23) (< 23 |old(~a1~0)|)) (or (= ~a1~0 23) .cse0 .cse1 .cse2 (not (= 23 |old(~a1~0)|)) .cse3 (not (= 0 |old(~a10~0)|))))) [2018-11-07 08:25:45,183 INFO L425 ceAbstractionStarter]: For program point L357(lines 357 572) no Hoare annotation was computed. [2018-11-07 08:25:45,184 INFO L425 ceAbstractionStarter]: For program point L291(lines 291 572) no Hoare annotation was computed. [2018-11-07 08:25:45,184 INFO L425 ceAbstractionStarter]: For program point L225(lines 225 572) no Hoare annotation was computed. [2018-11-07 08:25:45,184 INFO L425 ceAbstractionStarter]: For program point L159(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,184 INFO L425 ceAbstractionStarter]: For program point L192-1(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,184 INFO L425 ceAbstractionStarter]: For program point L126(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,184 INFO L425 ceAbstractionStarter]: For program point L93(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,184 INFO L425 ceAbstractionStarter]: For program point L60(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,184 INFO L425 ceAbstractionStarter]: For program point L27(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,185 INFO L425 ceAbstractionStarter]: For program point L523(lines 523 572) no Hoare annotation was computed. [2018-11-07 08:25:45,185 INFO L425 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2018-11-07 08:25:45,185 INFO L425 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2018-11-07 08:25:45,185 INFO L425 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2018-11-07 08:25:45,185 INFO L425 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2018-11-07 08:25:45,185 INFO L425 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2018-11-07 08:25:45,185 INFO L425 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-11-07 08:25:45,186 INFO L425 ceAbstractionStarter]: For program point L557(lines 557 572) no Hoare annotation was computed. [2018-11-07 08:25:45,186 INFO L425 ceAbstractionStarter]: For program point L425(lines 425 572) no Hoare annotation was computed. [2018-11-07 08:25:45,186 INFO L425 ceAbstractionStarter]: For program point L326(lines 326 572) no Hoare annotation was computed. [2018-11-07 08:25:45,186 INFO L425 ceAbstractionStarter]: For program point L260(lines 260 572) no Hoare annotation was computed. [2018-11-07 08:25:45,186 INFO L425 ceAbstractionStarter]: For program point L393(lines 393 572) no Hoare annotation was computed. [2018-11-07 08:25:45,186 INFO L425 ceAbstractionStarter]: For program point L360(lines 360 572) no Hoare annotation was computed. [2018-11-07 08:25:45,186 INFO L425 ceAbstractionStarter]: For program point L195(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,186 INFO L425 ceAbstractionStarter]: For program point L162(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,187 INFO L425 ceAbstractionStarter]: For program point L129(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,187 INFO L425 ceAbstractionStarter]: For program point L96(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,187 INFO L425 ceAbstractionStarter]: For program point L63(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,187 INFO L425 ceAbstractionStarter]: For program point L30(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,187 INFO L425 ceAbstractionStarter]: For program point L526(lines 526 572) no Hoare annotation was computed. [2018-11-07 08:25:45,187 INFO L425 ceAbstractionStarter]: For program point L493(lines 493 572) no Hoare annotation was computed. [2018-11-07 08:25:45,187 INFO L425 ceAbstractionStarter]: For program point L460(lines 460 572) no Hoare annotation was computed. [2018-11-07 08:25:45,187 INFO L425 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2018-11-07 08:25:45,187 INFO L425 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2018-11-07 08:25:45,187 INFO L425 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2018-11-07 08:25:45,187 INFO L425 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2018-11-07 08:25:45,188 INFO L425 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2018-11-07 08:25:45,188 INFO L425 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2018-11-07 08:25:45,188 INFO L425 ceAbstractionStarter]: For program point L329(lines 329 572) no Hoare annotation was computed. [2018-11-07 08:25:45,188 INFO L425 ceAbstractionStarter]: For program point L296(lines 296 572) no Hoare annotation was computed. [2018-11-07 08:25:45,188 INFO L425 ceAbstractionStarter]: For program point L231(lines 231 572) no Hoare annotation was computed. [2018-11-07 08:25:45,188 INFO L425 ceAbstractionStarter]: For program point L198(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,188 INFO L425 ceAbstractionStarter]: For program point L165(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,188 INFO L425 ceAbstractionStarter]: For program point L132(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,188 INFO L425 ceAbstractionStarter]: For program point L99(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,188 INFO L425 ceAbstractionStarter]: For program point L66(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,188 INFO L425 ceAbstractionStarter]: For program point L33(lines 20 574) no Hoare annotation was computed. [2018-11-07 08:25:45,189 INFO L425 ceAbstractionStarter]: For program point L529(lines 529 572) no Hoare annotation was computed. [2018-11-07 08:25:45,189 INFO L425 ceAbstractionStarter]: For program point L430(lines 430 572) no Hoare annotation was computed. [2018-11-07 08:25:45,189 INFO L425 ceAbstractionStarter]: For program point L265(lines 265 572) no Hoare annotation was computed. [2018-11-07 08:25:45,189 INFO L425 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2018-11-07 08:25:45,189 INFO L425 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2018-11-07 08:25:45,189 INFO L425 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2018-11-07 08:25:45,189 INFO L425 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2018-11-07 08:25:45,189 INFO L425 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2018-11-07 08:25:45,189 INFO L425 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2018-11-07 08:25:45,189 INFO L425 ceAbstractionStarter]: For program point L563(lines 563 572) no Hoare annotation was computed. [2018-11-07 08:25:45,189 INFO L425 ceAbstractionStarter]: For program point L398(lines 398 572) no Hoare annotation was computed. [2018-11-07 08:25:45,189 INFO L425 ceAbstractionStarter]: For program point L365(lines 365 572) no Hoare annotation was computed. [2018-11-07 08:25:45,190 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-07 08:25:45,190 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a19~0 9) (= ~a10~0 0) (= ~a12~0 0) (= ~a1~0 23) (= ~a4~0 14)) [2018-11-07 08:25:45,190 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-07 08:25:45,190 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-07 08:25:45,190 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 576 592) the Hoare annotation is: (or (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (and (= ~a19~0 9) (= ~a1~0 23) (= |old(~a10~0)| ~a10~0)) (not (= 9 |old(~a19~0)|)) (not (= 23 |old(~a1~0)|)) (not (= 0 |old(~a10~0)|))) [2018-11-07 08:25:45,190 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 576 592) no Hoare annotation was computed. [2018-11-07 08:25:45,190 INFO L421 ceAbstractionStarter]: At program point L590(line 590) the Hoare annotation is: (or (not (= ~a10~0 3)) (and (not (= main_~input~0 0)) (= ~a19~0 9)) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (not (= 23 |old(~a1~0)|)) (not (= 0 |old(~a10~0)|)) (<= ~a1~0 218)) [2018-11-07 08:25:45,191 INFO L425 ceAbstractionStarter]: For program point L590-1(line 590) no Hoare annotation was computed. [2018-11-07 08:25:45,191 INFO L425 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2018-11-07 08:25:45,191 INFO L425 ceAbstractionStarter]: For program point L582-1(lines 582 591) no Hoare annotation was computed. [2018-11-07 08:25:45,191 INFO L421 ceAbstractionStarter]: At program point L582-3(lines 582 591) the Hoare annotation is: (or (not (= ~a10~0 3)) (not (= 14 ~a4~0)) (not (= 0 ~a12~0)) (not (= 9 |old(~a19~0)|)) (= ~a19~0 9) (not (= 23 |old(~a1~0)|)) (not (= 0 |old(~a10~0)|)) (<= ~a1~0 218)) [2018-11-07 08:25:45,191 INFO L425 ceAbstractionStarter]: For program point L582-4(lines 576 592) no Hoare annotation was computed. [2018-11-07 08:25:45,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:25:45 BoogieIcfgContainer [2018-11-07 08:25:45,202 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-07 08:25:45,203 INFO L168 Benchmark]: Toolchain (without parser) took 80329.00 ms. Allocated memory was 1.5 GB in the beginning and 4.2 GB in the end (delta: 2.7 GB). Free memory was 1.4 GB in the beginning and 3.7 GB in the end (delta: -2.3 GB). Peak memory consumption was 358.1 MB. Max. memory is 7.1 GB. [2018-11-07 08:25:45,204 INFO L168 Benchmark]: CDTParser took 0.19 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 08:25:45,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.79 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-11-07 08:25:45,206 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.61 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 738.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -812.9 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. [2018-11-07 08:25:45,207 INFO L168 Benchmark]: Boogie Preprocessor took 104.42 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 08:25:45,207 INFO L168 Benchmark]: RCFGBuilder took 3364.65 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: 102.1 MB). Peak memory consumption was 102.1 MB. Max. memory is 7.1 GB. [2018-11-07 08:25:45,208 INFO L168 Benchmark]: TraceAbstraction took 75942.05 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 3.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 298.4 MB. Max. memory is 7.1 GB. [2018-11-07 08:25:45,213 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 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 767.79 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 142.61 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 738.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -812.9 MB). Peak memory consumption was 18.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.42 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 3364.65 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: 102.1 MB). Peak memory consumption was 102.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 75942.05 ms. Allocated memory was 2.3 GB in the beginning and 4.2 GB in the end (delta: 1.9 GB). Free memory was 2.1 GB in the beginning and 3.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 298.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 193]: 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) || !(14 == a4)) || !(0 == a12)) || !(9 == \old(a19))) || a19 == 9) || !(23 == \old(a1))) || !(0 == \old(a10))) || a1 <= 218 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 216 locations, 1 error locations. SAFE Result, 75.8s OverallTime, 5 OverallIterations, 4 TraceHistogramMax, 64.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 676 SDtfs, 3432 SDslu, 897 SDs, 0 SdLazy, 4244 SolverSat, 1221 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 42.4s Time, PredicateUnifierStatistics: 4 DeclaredPredicates, 639 GetRequests, 597 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2323occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 3.0s AbstIntTime, 2 AbstIntIterations, 2 AbstIntStrong, 0.9971850455505156 AbsIntWeakeningRatio, 0.09650582362728785 AbsIntAvgWeakeningVarsNumRemoved, 14.227953410981698 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 5 MinimizatonAttempts, 60 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 54 PreInvPairs, 106 NumberOfFragments, 211 HoareAnnotationTreeSize, 54 FomulaSimplifications, 2971 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 1164 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 996 NumberOfCodeBlocks, 996 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 991 ConstructedInterpolants, 0 QuantifiedInterpolants, 1625233 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 554/759 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...