java -ea -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_WitnessPrinter.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/reducercommutativity/avg10_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 10:21:12,613 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 10:21:12,615 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 10:21:12,632 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 10:21:12,632 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 10:21:12,634 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 10:21:12,635 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 10:21:12,637 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 10:21:12,638 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 10:21:12,639 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 10:21:12,640 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 10:21:12,640 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 10:21:12,641 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 10:21:12,643 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 10:21:12,644 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 10:21:12,645 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 10:21:12,645 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 10:21:12,647 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 10:21:12,649 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 10:21:12,651 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 10:21:12,652 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 10:21:12,653 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 10:21:12,655 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-23 10:21:12,661 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 10:21:12,662 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 10:21:12,663 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 10:21:12,664 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 10:21:12,664 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 10:21:12,690 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 10:21:12,691 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 10:21:12,691 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 10:21:12,692 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 10:21:12,693 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 10:21:12,693 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 10:21:12,693 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 10:21:12,694 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 10:21:12,694 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 10:21:12,694 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 10:21:12,694 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 10:21:12,695 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 10:21:12,696 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 10:21:12,696 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 10:21:12,696 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 10:21:12,696 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 10:21:12,696 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 10:21:12,697 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 10:21:12,697 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 10:21:12,697 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 10:21:12,697 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 10:21:12,697 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 10:21:12,699 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 10:21:12,699 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 10:21:12,699 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 10:21:12,699 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 10:21:12,700 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 10:21:12,700 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 10:21:12,700 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 10:21:12,700 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 10:21:12,700 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 10:21:12,701 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 10:21:12,701 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 10:21:12,770 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 10:21:12,787 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 10:21:12,792 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 10:21:12,793 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 10:21:12,793 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 10:21:12,794 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/avg10_true-unreach-call_true-termination.i [2018-11-23 10:21:12,857 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f76ed8b03/a0144b139bf44862abeaaf87c3d70176/FLAG1de160171 [2018-11-23 10:21:13,294 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 10:21:13,294 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/reducercommutativity/avg10_true-unreach-call_true-termination.i [2018-11-23 10:21:13,300 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f76ed8b03/a0144b139bf44862abeaaf87c3d70176/FLAG1de160171 [2018-11-23 10:21:13,661 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f76ed8b03/a0144b139bf44862abeaaf87c3d70176 [2018-11-23 10:21:13,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 10:21:13,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 10:21:13,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 10:21:13,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 10:21:13,679 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 10:21:13,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:21:13" (1/1) ... [2018-11-23 10:21:13,683 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d13d574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:13, skipping insertion in model container [2018-11-23 10:21:13,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:21:13" (1/1) ... [2018-11-23 10:21:13,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 10:21:13,720 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 10:21:13,966 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 10:21:13,979 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 10:21:14,009 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 10:21:14,027 INFO L195 MainTranslator]: Completed translation [2018-11-23 10:21:14,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:14 WrapperNode [2018-11-23 10:21:14,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 10:21:14,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 10:21:14,029 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 10:21:14,029 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 10:21:14,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:14" (1/1) ... [2018-11-23 10:21:14,049 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:14" (1/1) ... [2018-11-23 10:21:14,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 10:21:14,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 10:21:14,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 10:21:14,058 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 10:21:14,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:14" (1/1) ... [2018-11-23 10:21:14,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:14" (1/1) ... [2018-11-23 10:21:14,074 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:14" (1/1) ... [2018-11-23 10:21:14,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:14" (1/1) ... [2018-11-23 10:21:14,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:14" (1/1) ... [2018-11-23 10:21:14,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:14" (1/1) ... [2018-11-23 10:21:14,097 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:14" (1/1) ... [2018-11-23 10:21:14,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 10:21:14,101 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 10:21:14,101 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 10:21:14,101 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 10:21:14,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:14" (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 [2018-11-23 10:21:14,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 10:21:14,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 10:21:14,225 INFO L130 BoogieDeclarations]: Found specification of procedure avg [2018-11-23 10:21:14,225 INFO L138 BoogieDeclarations]: Found implementation of procedure avg [2018-11-23 10:21:14,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 10:21:14,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 10:21:14,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 10:21:14,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 10:21:14,225 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 10:21:14,226 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 10:21:14,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 10:21:14,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 10:21:14,976 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 10:21:14,977 INFO L280 CfgBuilder]: Removed 3 assue(true) statements. [2018-11-23 10:21:14,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:21:14 BoogieIcfgContainer [2018-11-23 10:21:14,977 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 10:21:14,978 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 10:21:14,979 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 10:21:14,982 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 10:21:14,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:21:13" (1/3) ... [2018-11-23 10:21:14,983 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a1434d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:21:14, skipping insertion in model container [2018-11-23 10:21:14,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:21:14" (2/3) ... [2018-11-23 10:21:14,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22a1434d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:21:14, skipping insertion in model container [2018-11-23 10:21:14,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:21:14" (3/3) ... [2018-11-23 10:21:14,986 INFO L112 eAbstractionObserver]: Analyzing ICFG avg10_true-unreach-call_true-termination.i [2018-11-23 10:21:14,994 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 10:21:15,002 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 10:21:15,021 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 10:21:15,054 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 10:21:15,055 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 10:21:15,055 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 10:21:15,055 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 10:21:15,057 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 10:21:15,057 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 10:21:15,057 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 10:21:15,057 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 10:21:15,057 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 10:21:15,075 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states. [2018-11-23 10:21:15,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 10:21:15,083 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:21:15,084 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:21:15,086 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:21:15,092 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:21:15,092 INFO L82 PathProgramCache]: Analyzing trace with hash -1283808693, now seen corresponding path program 1 times [2018-11-23 10:21:15,097 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:21:15,098 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:21:15,123 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:21:15,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:15,246 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:21:15,428 INFO L256 TraceCheckUtils]: 0: Hoare triple {34#true} call ULTIMATE.init(); {34#true} is VALID [2018-11-23 10:21:15,432 INFO L273 TraceCheckUtils]: 1: Hoare triple {34#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {34#true} is VALID [2018-11-23 10:21:15,432 INFO L273 TraceCheckUtils]: 2: Hoare triple {34#true} assume true; {34#true} is VALID [2018-11-23 10:21:15,433 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {34#true} {34#true} #66#return; {34#true} is VALID [2018-11-23 10:21:15,433 INFO L256 TraceCheckUtils]: 4: Hoare triple {34#true} call #t~ret12 := main(); {34#true} is VALID [2018-11-23 10:21:15,433 INFO L273 TraceCheckUtils]: 5: Hoare triple {34#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {34#true} is VALID [2018-11-23 10:21:15,445 INFO L273 TraceCheckUtils]: 6: Hoare triple {34#true} assume !true; {35#false} is VALID [2018-11-23 10:21:15,445 INFO L256 TraceCheckUtils]: 7: Hoare triple {35#false} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {35#false} is VALID [2018-11-23 10:21:15,445 INFO L273 TraceCheckUtils]: 8: Hoare triple {35#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {35#false} is VALID [2018-11-23 10:21:15,446 INFO L273 TraceCheckUtils]: 9: Hoare triple {35#false} assume !~bvslt32(~i~0, 10bv32); {35#false} is VALID [2018-11-23 10:21:15,446 INFO L273 TraceCheckUtils]: 10: Hoare triple {35#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {35#false} is VALID [2018-11-23 10:21:15,446 INFO L273 TraceCheckUtils]: 11: Hoare triple {35#false} assume true; {35#false} is VALID [2018-11-23 10:21:15,447 INFO L268 TraceCheckUtils]: 12: Hoare quadruple {35#false} {35#false} #70#return; {35#false} is VALID [2018-11-23 10:21:15,447 INFO L273 TraceCheckUtils]: 13: Hoare triple {35#false} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {35#false} is VALID [2018-11-23 10:21:15,447 INFO L256 TraceCheckUtils]: 14: Hoare triple {35#false} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {35#false} is VALID [2018-11-23 10:21:15,448 INFO L273 TraceCheckUtils]: 15: Hoare triple {35#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {35#false} is VALID [2018-11-23 10:21:15,448 INFO L273 TraceCheckUtils]: 16: Hoare triple {35#false} assume !~bvslt32(~i~0, 10bv32); {35#false} is VALID [2018-11-23 10:21:15,448 INFO L273 TraceCheckUtils]: 17: Hoare triple {35#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {35#false} is VALID [2018-11-23 10:21:15,448 INFO L273 TraceCheckUtils]: 18: Hoare triple {35#false} assume true; {35#false} is VALID [2018-11-23 10:21:15,449 INFO L268 TraceCheckUtils]: 19: Hoare quadruple {35#false} {35#false} #72#return; {35#false} is VALID [2018-11-23 10:21:15,449 INFO L273 TraceCheckUtils]: 20: Hoare triple {35#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {35#false} is VALID [2018-11-23 10:21:15,449 INFO L273 TraceCheckUtils]: 21: Hoare triple {35#false} assume !true; {35#false} is VALID [2018-11-23 10:21:15,450 INFO L273 TraceCheckUtils]: 22: Hoare triple {35#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {35#false} is VALID [2018-11-23 10:21:15,450 INFO L256 TraceCheckUtils]: 23: Hoare triple {35#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {35#false} is VALID [2018-11-23 10:21:15,450 INFO L273 TraceCheckUtils]: 24: Hoare triple {35#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {35#false} is VALID [2018-11-23 10:21:15,450 INFO L273 TraceCheckUtils]: 25: Hoare triple {35#false} assume !~bvslt32(~i~0, 10bv32); {35#false} is VALID [2018-11-23 10:21:15,451 INFO L273 TraceCheckUtils]: 26: Hoare triple {35#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {35#false} is VALID [2018-11-23 10:21:15,451 INFO L273 TraceCheckUtils]: 27: Hoare triple {35#false} assume true; {35#false} is VALID [2018-11-23 10:21:15,451 INFO L268 TraceCheckUtils]: 28: Hoare quadruple {35#false} {35#false} #74#return; {35#false} is VALID [2018-11-23 10:21:15,452 INFO L273 TraceCheckUtils]: 29: Hoare triple {35#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {35#false} is VALID [2018-11-23 10:21:15,452 INFO L273 TraceCheckUtils]: 30: Hoare triple {35#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {35#false} is VALID [2018-11-23 10:21:15,452 INFO L273 TraceCheckUtils]: 31: Hoare triple {35#false} assume !false; {35#false} is VALID [2018-11-23 10:21:15,459 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 10:21:15,460 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 10:21:15,468 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:21:15,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 10:21:15,474 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 32 [2018-11-23 10:21:15,477 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:21:15,480 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-23 10:21:15,727 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:15,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 10:21:15,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 10:21:15,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 10:21:15,737 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 2 states. [2018-11-23 10:21:16,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:16,044 INFO L93 Difference]: Finished difference Result 54 states and 71 transitions. [2018-11-23 10:21:16,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 10:21:16,045 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 32 [2018-11-23 10:21:16,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:21:16,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 10:21:16,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 71 transitions. [2018-11-23 10:21:16,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 10:21:16,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 71 transitions. [2018-11-23 10:21:16,069 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 71 transitions. [2018-11-23 10:21:16,508 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:16,521 INFO L225 Difference]: With dead ends: 54 [2018-11-23 10:21:16,522 INFO L226 Difference]: Without dead ends: 26 [2018-11-23 10:21:16,525 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 10:21:16,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2018-11-23 10:21:16,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2018-11-23 10:21:16,565 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:21:16,566 INFO L82 GeneralOperation]: Start isEquivalent. First operand 26 states. Second operand 26 states. [2018-11-23 10:21:16,566 INFO L74 IsIncluded]: Start isIncluded. First operand 26 states. Second operand 26 states. [2018-11-23 10:21:16,567 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 26 states. [2018-11-23 10:21:16,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:16,572 INFO L93 Difference]: Finished difference Result 26 states and 30 transitions. [2018-11-23 10:21:16,572 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2018-11-23 10:21:16,575 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:16,575 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:16,575 INFO L74 IsIncluded]: Start isIncluded. First operand 26 states. Second operand 26 states. [2018-11-23 10:21:16,575 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 26 states. [2018-11-23 10:21:16,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:16,580 INFO L93 Difference]: Finished difference Result 26 states and 30 transitions. [2018-11-23 10:21:16,581 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2018-11-23 10:21:16,581 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:16,582 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:16,582 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:21:16,582 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:21:16,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-23 10:21:16,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2018-11-23 10:21:16,588 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 30 transitions. Word has length 32 [2018-11-23 10:21:16,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:21:16,588 INFO L480 AbstractCegarLoop]: Abstraction has 26 states and 30 transitions. [2018-11-23 10:21:16,588 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 10:21:16,589 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2018-11-23 10:21:16,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 10:21:16,590 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:21:16,591 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:21:16,591 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:21:16,591 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:21:16,592 INFO L82 PathProgramCache]: Analyzing trace with hash 721846027, now seen corresponding path program 1 times [2018-11-23 10:21:16,592 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:21:16,593 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:21:16,614 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:21:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:17,664 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:21:17,749 INFO L256 TraceCheckUtils]: 0: Hoare triple {291#true} call ULTIMATE.init(); {291#true} is VALID [2018-11-23 10:21:17,750 INFO L273 TraceCheckUtils]: 1: Hoare triple {291#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {291#true} is VALID [2018-11-23 10:21:17,750 INFO L273 TraceCheckUtils]: 2: Hoare triple {291#true} assume true; {291#true} is VALID [2018-11-23 10:21:17,751 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {291#true} {291#true} #66#return; {291#true} is VALID [2018-11-23 10:21:17,751 INFO L256 TraceCheckUtils]: 4: Hoare triple {291#true} call #t~ret12 := main(); {291#true} is VALID [2018-11-23 10:21:17,755 INFO L273 TraceCheckUtils]: 5: Hoare triple {291#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {311#(= main_~i~1 (_ bv0 32))} is VALID [2018-11-23 10:21:17,755 INFO L273 TraceCheckUtils]: 6: Hoare triple {311#(= main_~i~1 (_ bv0 32))} assume !~bvslt32(~i~1, 10bv32); {292#false} is VALID [2018-11-23 10:21:17,756 INFO L256 TraceCheckUtils]: 7: Hoare triple {292#false} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {292#false} is VALID [2018-11-23 10:21:17,756 INFO L273 TraceCheckUtils]: 8: Hoare triple {292#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {292#false} is VALID [2018-11-23 10:21:17,756 INFO L273 TraceCheckUtils]: 9: Hoare triple {292#false} assume !~bvslt32(~i~0, 10bv32); {292#false} is VALID [2018-11-23 10:21:17,757 INFO L273 TraceCheckUtils]: 10: Hoare triple {292#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {292#false} is VALID [2018-11-23 10:21:17,757 INFO L273 TraceCheckUtils]: 11: Hoare triple {292#false} assume true; {292#false} is VALID [2018-11-23 10:21:17,757 INFO L268 TraceCheckUtils]: 12: Hoare quadruple {292#false} {292#false} #70#return; {292#false} is VALID [2018-11-23 10:21:17,758 INFO L273 TraceCheckUtils]: 13: Hoare triple {292#false} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {292#false} is VALID [2018-11-23 10:21:17,758 INFO L256 TraceCheckUtils]: 14: Hoare triple {292#false} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {292#false} is VALID [2018-11-23 10:21:17,759 INFO L273 TraceCheckUtils]: 15: Hoare triple {292#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {292#false} is VALID [2018-11-23 10:21:17,759 INFO L273 TraceCheckUtils]: 16: Hoare triple {292#false} assume !~bvslt32(~i~0, 10bv32); {292#false} is VALID [2018-11-23 10:21:17,759 INFO L273 TraceCheckUtils]: 17: Hoare triple {292#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {292#false} is VALID [2018-11-23 10:21:17,760 INFO L273 TraceCheckUtils]: 18: Hoare triple {292#false} assume true; {292#false} is VALID [2018-11-23 10:21:17,760 INFO L268 TraceCheckUtils]: 19: Hoare quadruple {292#false} {292#false} #72#return; {292#false} is VALID [2018-11-23 10:21:17,760 INFO L273 TraceCheckUtils]: 20: Hoare triple {292#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {292#false} is VALID [2018-11-23 10:21:17,761 INFO L273 TraceCheckUtils]: 21: Hoare triple {292#false} assume !~bvslt32(~i~2, 9bv32); {292#false} is VALID [2018-11-23 10:21:17,761 INFO L273 TraceCheckUtils]: 22: Hoare triple {292#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {292#false} is VALID [2018-11-23 10:21:17,761 INFO L256 TraceCheckUtils]: 23: Hoare triple {292#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {292#false} is VALID [2018-11-23 10:21:17,762 INFO L273 TraceCheckUtils]: 24: Hoare triple {292#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {292#false} is VALID [2018-11-23 10:21:17,762 INFO L273 TraceCheckUtils]: 25: Hoare triple {292#false} assume !~bvslt32(~i~0, 10bv32); {292#false} is VALID [2018-11-23 10:21:17,762 INFO L273 TraceCheckUtils]: 26: Hoare triple {292#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {292#false} is VALID [2018-11-23 10:21:17,763 INFO L273 TraceCheckUtils]: 27: Hoare triple {292#false} assume true; {292#false} is VALID [2018-11-23 10:21:17,763 INFO L268 TraceCheckUtils]: 28: Hoare quadruple {292#false} {292#false} #74#return; {292#false} is VALID [2018-11-23 10:21:17,763 INFO L273 TraceCheckUtils]: 29: Hoare triple {292#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {292#false} is VALID [2018-11-23 10:21:17,764 INFO L273 TraceCheckUtils]: 30: Hoare triple {292#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {292#false} is VALID [2018-11-23 10:21:17,764 INFO L273 TraceCheckUtils]: 31: Hoare triple {292#false} assume !false; {292#false} is VALID [2018-11-23 10:21:17,766 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 10:21:17,767 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 10:21:17,780 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:21:17,780 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 10:21:17,782 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2018-11-23 10:21:17,783 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:21:17,783 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-23 10:21:17,939 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:17,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 10:21:17,940 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 10:21:17,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 10:21:17,940 INFO L87 Difference]: Start difference. First operand 26 states and 30 transitions. Second operand 3 states. [2018-11-23 10:21:18,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:18,384 INFO L93 Difference]: Finished difference Result 46 states and 54 transitions. [2018-11-23 10:21:18,384 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 10:21:18,384 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2018-11-23 10:21:18,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:21:18,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 10:21:18,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 54 transitions. [2018-11-23 10:21:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 10:21:18,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 54 transitions. [2018-11-23 10:21:18,392 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 54 transitions. [2018-11-23 10:21:18,670 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:18,674 INFO L225 Difference]: With dead ends: 46 [2018-11-23 10:21:18,674 INFO L226 Difference]: Without dead ends: 28 [2018-11-23 10:21:18,676 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 10:21:18,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-11-23 10:21:18,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2018-11-23 10:21:18,728 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:21:18,728 INFO L82 GeneralOperation]: Start isEquivalent. First operand 28 states. Second operand 27 states. [2018-11-23 10:21:18,728 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand 27 states. [2018-11-23 10:21:18,728 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 27 states. [2018-11-23 10:21:18,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:18,731 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions. [2018-11-23 10:21:18,731 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2018-11-23 10:21:18,732 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:18,732 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:18,732 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand 28 states. [2018-11-23 10:21:18,733 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 28 states. [2018-11-23 10:21:18,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:18,736 INFO L93 Difference]: Finished difference Result 28 states and 32 transitions. [2018-11-23 10:21:18,736 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2018-11-23 10:21:18,737 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:18,737 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:18,737 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:21:18,737 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:21:18,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-23 10:21:18,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 31 transitions. [2018-11-23 10:21:18,743 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 31 transitions. Word has length 32 [2018-11-23 10:21:18,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:21:18,744 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 31 transitions. [2018-11-23 10:21:18,744 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 10:21:18,744 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2018-11-23 10:21:18,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 10:21:18,745 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:21:18,745 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:21:18,748 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:21:18,748 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:21:18,748 INFO L82 PathProgramCache]: Analyzing trace with hash 1487444845, now seen corresponding path program 1 times [2018-11-23 10:21:18,749 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:21:18,749 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:21:18,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:21:19,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:19,581 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:21:19,664 INFO L256 TraceCheckUtils]: 0: Hoare triple {548#true} call ULTIMATE.init(); {548#true} is VALID [2018-11-23 10:21:19,665 INFO L273 TraceCheckUtils]: 1: Hoare triple {548#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {548#true} is VALID [2018-11-23 10:21:19,665 INFO L273 TraceCheckUtils]: 2: Hoare triple {548#true} assume true; {548#true} is VALID [2018-11-23 10:21:19,665 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {548#true} {548#true} #66#return; {548#true} is VALID [2018-11-23 10:21:19,666 INFO L256 TraceCheckUtils]: 4: Hoare triple {548#true} call #t~ret12 := main(); {548#true} is VALID [2018-11-23 10:21:19,666 INFO L273 TraceCheckUtils]: 5: Hoare triple {548#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {568#(= main_~i~1 (_ bv0 32))} is VALID [2018-11-23 10:21:19,667 INFO L273 TraceCheckUtils]: 6: Hoare triple {568#(= main_~i~1 (_ bv0 32))} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {568#(= main_~i~1 (_ bv0 32))} is VALID [2018-11-23 10:21:19,668 INFO L273 TraceCheckUtils]: 7: Hoare triple {568#(= main_~i~1 (_ bv0 32))} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {575#(= (bvadd main_~i~1 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:19,672 INFO L273 TraceCheckUtils]: 8: Hoare triple {575#(= (bvadd main_~i~1 (_ bv4294967295 32)) (_ bv0 32))} assume !~bvslt32(~i~1, 10bv32); {549#false} is VALID [2018-11-23 10:21:19,672 INFO L256 TraceCheckUtils]: 9: Hoare triple {549#false} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {549#false} is VALID [2018-11-23 10:21:19,673 INFO L273 TraceCheckUtils]: 10: Hoare triple {549#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {549#false} is VALID [2018-11-23 10:21:19,673 INFO L273 TraceCheckUtils]: 11: Hoare triple {549#false} assume !~bvslt32(~i~0, 10bv32); {549#false} is VALID [2018-11-23 10:21:19,674 INFO L273 TraceCheckUtils]: 12: Hoare triple {549#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {549#false} is VALID [2018-11-23 10:21:19,674 INFO L273 TraceCheckUtils]: 13: Hoare triple {549#false} assume true; {549#false} is VALID [2018-11-23 10:21:19,675 INFO L268 TraceCheckUtils]: 14: Hoare quadruple {549#false} {549#false} #70#return; {549#false} is VALID [2018-11-23 10:21:19,675 INFO L273 TraceCheckUtils]: 15: Hoare triple {549#false} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {549#false} is VALID [2018-11-23 10:21:19,675 INFO L256 TraceCheckUtils]: 16: Hoare triple {549#false} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {549#false} is VALID [2018-11-23 10:21:19,676 INFO L273 TraceCheckUtils]: 17: Hoare triple {549#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {549#false} is VALID [2018-11-23 10:21:19,676 INFO L273 TraceCheckUtils]: 18: Hoare triple {549#false} assume !~bvslt32(~i~0, 10bv32); {549#false} is VALID [2018-11-23 10:21:19,676 INFO L273 TraceCheckUtils]: 19: Hoare triple {549#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {549#false} is VALID [2018-11-23 10:21:19,677 INFO L273 TraceCheckUtils]: 20: Hoare triple {549#false} assume true; {549#false} is VALID [2018-11-23 10:21:19,677 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {549#false} {549#false} #72#return; {549#false} is VALID [2018-11-23 10:21:19,677 INFO L273 TraceCheckUtils]: 22: Hoare triple {549#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {549#false} is VALID [2018-11-23 10:21:19,677 INFO L273 TraceCheckUtils]: 23: Hoare triple {549#false} assume !~bvslt32(~i~2, 9bv32); {549#false} is VALID [2018-11-23 10:21:19,678 INFO L273 TraceCheckUtils]: 24: Hoare triple {549#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {549#false} is VALID [2018-11-23 10:21:19,678 INFO L256 TraceCheckUtils]: 25: Hoare triple {549#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {549#false} is VALID [2018-11-23 10:21:19,678 INFO L273 TraceCheckUtils]: 26: Hoare triple {549#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {549#false} is VALID [2018-11-23 10:21:19,679 INFO L273 TraceCheckUtils]: 27: Hoare triple {549#false} assume !~bvslt32(~i~0, 10bv32); {549#false} is VALID [2018-11-23 10:21:19,679 INFO L273 TraceCheckUtils]: 28: Hoare triple {549#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {549#false} is VALID [2018-11-23 10:21:19,679 INFO L273 TraceCheckUtils]: 29: Hoare triple {549#false} assume true; {549#false} is VALID [2018-11-23 10:21:19,680 INFO L268 TraceCheckUtils]: 30: Hoare quadruple {549#false} {549#false} #74#return; {549#false} is VALID [2018-11-23 10:21:19,680 INFO L273 TraceCheckUtils]: 31: Hoare triple {549#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {549#false} is VALID [2018-11-23 10:21:19,680 INFO L273 TraceCheckUtils]: 32: Hoare triple {549#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {549#false} is VALID [2018-11-23 10:21:19,681 INFO L273 TraceCheckUtils]: 33: Hoare triple {549#false} assume !false; {549#false} is VALID [2018-11-23 10:21:19,683 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 10:21:19,683 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:21:19,961 INFO L273 TraceCheckUtils]: 33: Hoare triple {549#false} assume !false; {549#false} is VALID [2018-11-23 10:21:19,962 INFO L273 TraceCheckUtils]: 32: Hoare triple {549#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {549#false} is VALID [2018-11-23 10:21:19,962 INFO L273 TraceCheckUtils]: 31: Hoare triple {549#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {549#false} is VALID [2018-11-23 10:21:19,962 INFO L268 TraceCheckUtils]: 30: Hoare quadruple {548#true} {549#false} #74#return; {549#false} is VALID [2018-11-23 10:21:19,963 INFO L273 TraceCheckUtils]: 29: Hoare triple {548#true} assume true; {548#true} is VALID [2018-11-23 10:21:19,963 INFO L273 TraceCheckUtils]: 28: Hoare triple {548#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {548#true} is VALID [2018-11-23 10:21:19,964 INFO L273 TraceCheckUtils]: 27: Hoare triple {548#true} assume !~bvslt32(~i~0, 10bv32); {548#true} is VALID [2018-11-23 10:21:19,964 INFO L273 TraceCheckUtils]: 26: Hoare triple {548#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {548#true} is VALID [2018-11-23 10:21:19,964 INFO L256 TraceCheckUtils]: 25: Hoare triple {549#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {548#true} is VALID [2018-11-23 10:21:19,965 INFO L273 TraceCheckUtils]: 24: Hoare triple {549#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {549#false} is VALID [2018-11-23 10:21:19,965 INFO L273 TraceCheckUtils]: 23: Hoare triple {549#false} assume !~bvslt32(~i~2, 9bv32); {549#false} is VALID [2018-11-23 10:21:19,965 INFO L273 TraceCheckUtils]: 22: Hoare triple {549#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {549#false} is VALID [2018-11-23 10:21:19,966 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {548#true} {549#false} #72#return; {549#false} is VALID [2018-11-23 10:21:19,966 INFO L273 TraceCheckUtils]: 20: Hoare triple {548#true} assume true; {548#true} is VALID [2018-11-23 10:21:19,966 INFO L273 TraceCheckUtils]: 19: Hoare triple {548#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {548#true} is VALID [2018-11-23 10:21:19,966 INFO L273 TraceCheckUtils]: 18: Hoare triple {548#true} assume !~bvslt32(~i~0, 10bv32); {548#true} is VALID [2018-11-23 10:21:19,967 INFO L273 TraceCheckUtils]: 17: Hoare triple {548#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {548#true} is VALID [2018-11-23 10:21:19,967 INFO L256 TraceCheckUtils]: 16: Hoare triple {549#false} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {548#true} is VALID [2018-11-23 10:21:19,967 INFO L273 TraceCheckUtils]: 15: Hoare triple {549#false} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {549#false} is VALID [2018-11-23 10:21:19,968 INFO L268 TraceCheckUtils]: 14: Hoare quadruple {548#true} {549#false} #70#return; {549#false} is VALID [2018-11-23 10:21:19,968 INFO L273 TraceCheckUtils]: 13: Hoare triple {548#true} assume true; {548#true} is VALID [2018-11-23 10:21:19,968 INFO L273 TraceCheckUtils]: 12: Hoare triple {548#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {548#true} is VALID [2018-11-23 10:21:19,969 INFO L273 TraceCheckUtils]: 11: Hoare triple {548#true} assume !~bvslt32(~i~0, 10bv32); {548#true} is VALID [2018-11-23 10:21:19,969 INFO L273 TraceCheckUtils]: 10: Hoare triple {548#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {548#true} is VALID [2018-11-23 10:21:19,969 INFO L256 TraceCheckUtils]: 9: Hoare triple {549#false} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {548#true} is VALID [2018-11-23 10:21:19,984 INFO L273 TraceCheckUtils]: 8: Hoare triple {729#(bvslt main_~i~1 (_ bv10 32))} assume !~bvslt32(~i~1, 10bv32); {549#false} is VALID [2018-11-23 10:21:19,985 INFO L273 TraceCheckUtils]: 7: Hoare triple {733#(bvslt (bvadd main_~i~1 (_ bv1 32)) (_ bv10 32))} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {729#(bvslt main_~i~1 (_ bv10 32))} is VALID [2018-11-23 10:21:19,986 INFO L273 TraceCheckUtils]: 6: Hoare triple {733#(bvslt (bvadd main_~i~1 (_ bv1 32)) (_ bv10 32))} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {733#(bvslt (bvadd main_~i~1 (_ bv1 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:19,991 INFO L273 TraceCheckUtils]: 5: Hoare triple {548#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {733#(bvslt (bvadd main_~i~1 (_ bv1 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:19,991 INFO L256 TraceCheckUtils]: 4: Hoare triple {548#true} call #t~ret12 := main(); {548#true} is VALID [2018-11-23 10:21:19,991 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {548#true} {548#true} #66#return; {548#true} is VALID [2018-11-23 10:21:19,992 INFO L273 TraceCheckUtils]: 2: Hoare triple {548#true} assume true; {548#true} is VALID [2018-11-23 10:21:19,992 INFO L273 TraceCheckUtils]: 1: Hoare triple {548#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {548#true} is VALID [2018-11-23 10:21:19,992 INFO L256 TraceCheckUtils]: 0: Hoare triple {548#true} call ULTIMATE.init(); {548#true} is VALID [2018-11-23 10:21:19,994 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 10:21:20,001 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:21:20,002 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2018-11-23 10:21:20,002 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2018-11-23 10:21:20,005 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:21:20,005 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-23 10:21:20,234 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:20,234 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 10:21:20,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 10:21:20,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-11-23 10:21:20,235 INFO L87 Difference]: Start difference. First operand 27 states and 31 transitions. Second operand 6 states. [2018-11-23 10:21:20,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:20,981 INFO L93 Difference]: Finished difference Result 51 states and 61 transitions. [2018-11-23 10:21:20,981 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 10:21:20,981 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 34 [2018-11-23 10:21:20,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:21:20,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 10:21:20,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 61 transitions. [2018-11-23 10:21:20,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 10:21:20,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 61 transitions. [2018-11-23 10:21:20,988 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 61 transitions. [2018-11-23 10:21:21,267 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:21,270 INFO L225 Difference]: With dead ends: 51 [2018-11-23 10:21:21,270 INFO L226 Difference]: Without dead ends: 33 [2018-11-23 10:21:21,271 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-11-23 10:21:21,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-11-23 10:21:21,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-11-23 10:21:21,285 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:21:21,285 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 33 states. [2018-11-23 10:21:21,285 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2018-11-23 10:21:21,286 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2018-11-23 10:21:21,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:21,289 INFO L93 Difference]: Finished difference Result 33 states and 37 transitions. [2018-11-23 10:21:21,289 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2018-11-23 10:21:21,290 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:21,290 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:21,290 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2018-11-23 10:21:21,290 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2018-11-23 10:21:21,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:21,293 INFO L93 Difference]: Finished difference Result 33 states and 37 transitions. [2018-11-23 10:21:21,294 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2018-11-23 10:21:21,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:21,294 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:21,295 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:21:21,295 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:21:21,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-11-23 10:21:21,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 37 transitions. [2018-11-23 10:21:21,298 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 37 transitions. Word has length 34 [2018-11-23 10:21:21,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:21:21,298 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 37 transitions. [2018-11-23 10:21:21,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 10:21:21,298 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2018-11-23 10:21:21,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 10:21:21,300 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:21:21,300 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:21:21,300 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:21:21,300 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:21:21,301 INFO L82 PathProgramCache]: Analyzing trace with hash 495848851, now seen corresponding path program 2 times [2018-11-23 10:21:21,301 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:21:21,301 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:21:21,323 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 10:21:21,543 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-11-23 10:21:21,543 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:21:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:21,599 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:21:21,665 INFO L256 TraceCheckUtils]: 0: Hoare triple {945#true} call ULTIMATE.init(); {945#true} is VALID [2018-11-23 10:21:21,665 INFO L273 TraceCheckUtils]: 1: Hoare triple {945#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {945#true} is VALID [2018-11-23 10:21:21,666 INFO L273 TraceCheckUtils]: 2: Hoare triple {945#true} assume true; {945#true} is VALID [2018-11-23 10:21:21,666 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {945#true} {945#true} #66#return; {945#true} is VALID [2018-11-23 10:21:21,667 INFO L256 TraceCheckUtils]: 4: Hoare triple {945#true} call #t~ret12 := main(); {945#true} is VALID [2018-11-23 10:21:21,667 INFO L273 TraceCheckUtils]: 5: Hoare triple {945#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {945#true} is VALID [2018-11-23 10:21:21,668 INFO L273 TraceCheckUtils]: 6: Hoare triple {945#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {945#true} is VALID [2018-11-23 10:21:21,668 INFO L273 TraceCheckUtils]: 7: Hoare triple {945#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {945#true} is VALID [2018-11-23 10:21:21,668 INFO L273 TraceCheckUtils]: 8: Hoare triple {945#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {945#true} is VALID [2018-11-23 10:21:21,668 INFO L273 TraceCheckUtils]: 9: Hoare triple {945#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {945#true} is VALID [2018-11-23 10:21:21,668 INFO L273 TraceCheckUtils]: 10: Hoare triple {945#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {945#true} is VALID [2018-11-23 10:21:21,669 INFO L273 TraceCheckUtils]: 11: Hoare triple {945#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {945#true} is VALID [2018-11-23 10:21:21,669 INFO L273 TraceCheckUtils]: 12: Hoare triple {945#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {945#true} is VALID [2018-11-23 10:21:21,669 INFO L273 TraceCheckUtils]: 13: Hoare triple {945#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {945#true} is VALID [2018-11-23 10:21:21,669 INFO L273 TraceCheckUtils]: 14: Hoare triple {945#true} assume !~bvslt32(~i~1, 10bv32); {945#true} is VALID [2018-11-23 10:21:21,670 INFO L256 TraceCheckUtils]: 15: Hoare triple {945#true} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {945#true} is VALID [2018-11-23 10:21:21,670 INFO L273 TraceCheckUtils]: 16: Hoare triple {945#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {945#true} is VALID [2018-11-23 10:21:21,670 INFO L273 TraceCheckUtils]: 17: Hoare triple {945#true} assume !~bvslt32(~i~0, 10bv32); {945#true} is VALID [2018-11-23 10:21:21,671 INFO L273 TraceCheckUtils]: 18: Hoare triple {945#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {945#true} is VALID [2018-11-23 10:21:21,671 INFO L273 TraceCheckUtils]: 19: Hoare triple {945#true} assume true; {945#true} is VALID [2018-11-23 10:21:21,671 INFO L268 TraceCheckUtils]: 20: Hoare quadruple {945#true} {945#true} #70#return; {945#true} is VALID [2018-11-23 10:21:21,671 INFO L273 TraceCheckUtils]: 21: Hoare triple {945#true} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {945#true} is VALID [2018-11-23 10:21:21,672 INFO L256 TraceCheckUtils]: 22: Hoare triple {945#true} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {945#true} is VALID [2018-11-23 10:21:21,672 INFO L273 TraceCheckUtils]: 23: Hoare triple {945#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {945#true} is VALID [2018-11-23 10:21:21,672 INFO L273 TraceCheckUtils]: 24: Hoare triple {945#true} assume !~bvslt32(~i~0, 10bv32); {945#true} is VALID [2018-11-23 10:21:21,672 INFO L273 TraceCheckUtils]: 25: Hoare triple {945#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {945#true} is VALID [2018-11-23 10:21:21,673 INFO L273 TraceCheckUtils]: 26: Hoare triple {945#true} assume true; {945#true} is VALID [2018-11-23 10:21:21,673 INFO L268 TraceCheckUtils]: 27: Hoare quadruple {945#true} {945#true} #72#return; {945#true} is VALID [2018-11-23 10:21:21,673 INFO L273 TraceCheckUtils]: 28: Hoare triple {945#true} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {945#true} is VALID [2018-11-23 10:21:21,673 INFO L273 TraceCheckUtils]: 29: Hoare triple {945#true} assume !~bvslt32(~i~2, 9bv32); {945#true} is VALID [2018-11-23 10:21:21,673 INFO L273 TraceCheckUtils]: 30: Hoare triple {945#true} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {945#true} is VALID [2018-11-23 10:21:21,674 INFO L256 TraceCheckUtils]: 31: Hoare triple {945#true} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {945#true} is VALID [2018-11-23 10:21:21,674 INFO L273 TraceCheckUtils]: 32: Hoare triple {945#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1046#(= (_ bv0 32) avg_~i~0)} is VALID [2018-11-23 10:21:21,675 INFO L273 TraceCheckUtils]: 33: Hoare triple {1046#(= (_ bv0 32) avg_~i~0)} assume !~bvslt32(~i~0, 10bv32); {946#false} is VALID [2018-11-23 10:21:21,675 INFO L273 TraceCheckUtils]: 34: Hoare triple {946#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {946#false} is VALID [2018-11-23 10:21:21,675 INFO L273 TraceCheckUtils]: 35: Hoare triple {946#false} assume true; {946#false} is VALID [2018-11-23 10:21:21,676 INFO L268 TraceCheckUtils]: 36: Hoare quadruple {946#false} {945#true} #74#return; {946#false} is VALID [2018-11-23 10:21:21,676 INFO L273 TraceCheckUtils]: 37: Hoare triple {946#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {946#false} is VALID [2018-11-23 10:21:21,676 INFO L273 TraceCheckUtils]: 38: Hoare triple {946#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {946#false} is VALID [2018-11-23 10:21:21,676 INFO L273 TraceCheckUtils]: 39: Hoare triple {946#false} assume !false; {946#false} is VALID [2018-11-23 10:21:21,678 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-11-23 10:21:21,679 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 10:21:21,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:21:21,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 10:21:21,689 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-11-23 10:21:21,689 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:21:21,689 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-23 10:21:21,907 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:21,907 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 10:21:21,907 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 10:21:21,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 10:21:21,908 INFO L87 Difference]: Start difference. First operand 33 states and 37 transitions. Second operand 3 states. [2018-11-23 10:21:22,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:22,223 INFO L93 Difference]: Finished difference Result 52 states and 62 transitions. [2018-11-23 10:21:22,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 10:21:22,223 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-11-23 10:21:22,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:21:22,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 10:21:22,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 55 transitions. [2018-11-23 10:21:22,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 10:21:22,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 55 transitions. [2018-11-23 10:21:22,229 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 55 transitions. [2018-11-23 10:21:22,493 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:22,495 INFO L225 Difference]: With dead ends: 52 [2018-11-23 10:21:22,495 INFO L226 Difference]: Without dead ends: 35 [2018-11-23 10:21:22,496 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 10:21:22,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-11-23 10:21:22,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 34. [2018-11-23 10:21:22,510 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:21:22,510 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand 34 states. [2018-11-23 10:21:22,510 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 34 states. [2018-11-23 10:21:22,511 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 34 states. [2018-11-23 10:21:22,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:22,514 INFO L93 Difference]: Finished difference Result 35 states and 39 transitions. [2018-11-23 10:21:22,514 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2018-11-23 10:21:22,515 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:22,515 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:22,515 INFO L74 IsIncluded]: Start isIncluded. First operand 34 states. Second operand 35 states. [2018-11-23 10:21:22,515 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 35 states. [2018-11-23 10:21:22,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:22,518 INFO L93 Difference]: Finished difference Result 35 states and 39 transitions. [2018-11-23 10:21:22,518 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2018-11-23 10:21:22,519 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:22,519 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:22,519 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:21:22,520 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:21:22,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-11-23 10:21:22,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 38 transitions. [2018-11-23 10:21:22,522 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 38 transitions. Word has length 40 [2018-11-23 10:21:22,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:21:22,523 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 38 transitions. [2018-11-23 10:21:22,523 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 10:21:22,523 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2018-11-23 10:21:22,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 10:21:22,525 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:21:22,525 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:21:22,525 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:21:22,525 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:21:22,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1599341807, now seen corresponding path program 1 times [2018-11-23 10:21:22,526 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:21:22,526 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:21:22,561 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 10:21:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:23,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:21:23,541 INFO L256 TraceCheckUtils]: 0: Hoare triple {1260#true} call ULTIMATE.init(); {1260#true} is VALID [2018-11-23 10:21:23,542 INFO L273 TraceCheckUtils]: 1: Hoare triple {1260#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {1260#true} is VALID [2018-11-23 10:21:23,542 INFO L273 TraceCheckUtils]: 2: Hoare triple {1260#true} assume true; {1260#true} is VALID [2018-11-23 10:21:23,542 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1260#true} {1260#true} #66#return; {1260#true} is VALID [2018-11-23 10:21:23,543 INFO L256 TraceCheckUtils]: 4: Hoare triple {1260#true} call #t~ret12 := main(); {1260#true} is VALID [2018-11-23 10:21:23,543 INFO L273 TraceCheckUtils]: 5: Hoare triple {1260#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {1280#(= main_~i~1 (_ bv0 32))} is VALID [2018-11-23 10:21:23,546 INFO L273 TraceCheckUtils]: 6: Hoare triple {1280#(= main_~i~1 (_ bv0 32))} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1280#(= main_~i~1 (_ bv0 32))} is VALID [2018-11-23 10:21:23,546 INFO L273 TraceCheckUtils]: 7: Hoare triple {1280#(= main_~i~1 (_ bv0 32))} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1287#(= (bvadd main_~i~1 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:23,547 INFO L273 TraceCheckUtils]: 8: Hoare triple {1287#(= (bvadd main_~i~1 (_ bv4294967295 32)) (_ bv0 32))} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1287#(= (bvadd main_~i~1 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:23,548 INFO L273 TraceCheckUtils]: 9: Hoare triple {1287#(= (bvadd main_~i~1 (_ bv4294967295 32)) (_ bv0 32))} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1294#(= (bvadd main_~i~1 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:23,550 INFO L273 TraceCheckUtils]: 10: Hoare triple {1294#(= (bvadd main_~i~1 (_ bv4294967294 32)) (_ bv0 32))} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1294#(= (bvadd main_~i~1 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:23,551 INFO L273 TraceCheckUtils]: 11: Hoare triple {1294#(= (bvadd main_~i~1 (_ bv4294967294 32)) (_ bv0 32))} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1301#(= (bvadd main_~i~1 (_ bv4294967293 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:23,552 INFO L273 TraceCheckUtils]: 12: Hoare triple {1301#(= (bvadd main_~i~1 (_ bv4294967293 32)) (_ bv0 32))} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1301#(= (bvadd main_~i~1 (_ bv4294967293 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:23,552 INFO L273 TraceCheckUtils]: 13: Hoare triple {1301#(= (bvadd main_~i~1 (_ bv4294967293 32)) (_ bv0 32))} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1308#(= (bvadd main_~i~1 (_ bv4294967292 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:23,554 INFO L273 TraceCheckUtils]: 14: Hoare triple {1308#(= (bvadd main_~i~1 (_ bv4294967292 32)) (_ bv0 32))} assume !~bvslt32(~i~1, 10bv32); {1261#false} is VALID [2018-11-23 10:21:23,554 INFO L256 TraceCheckUtils]: 15: Hoare triple {1261#false} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {1261#false} is VALID [2018-11-23 10:21:23,554 INFO L273 TraceCheckUtils]: 16: Hoare triple {1261#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1261#false} is VALID [2018-11-23 10:21:23,555 INFO L273 TraceCheckUtils]: 17: Hoare triple {1261#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {1261#false} is VALID [2018-11-23 10:21:23,555 INFO L273 TraceCheckUtils]: 18: Hoare triple {1261#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1261#false} is VALID [2018-11-23 10:21:23,555 INFO L273 TraceCheckUtils]: 19: Hoare triple {1261#false} assume !~bvslt32(~i~0, 10bv32); {1261#false} is VALID [2018-11-23 10:21:23,556 INFO L273 TraceCheckUtils]: 20: Hoare triple {1261#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {1261#false} is VALID [2018-11-23 10:21:23,556 INFO L273 TraceCheckUtils]: 21: Hoare triple {1261#false} assume true; {1261#false} is VALID [2018-11-23 10:21:23,556 INFO L268 TraceCheckUtils]: 22: Hoare quadruple {1261#false} {1261#false} #70#return; {1261#false} is VALID [2018-11-23 10:21:23,557 INFO L273 TraceCheckUtils]: 23: Hoare triple {1261#false} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {1261#false} is VALID [2018-11-23 10:21:23,557 INFO L256 TraceCheckUtils]: 24: Hoare triple {1261#false} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {1261#false} is VALID [2018-11-23 10:21:23,557 INFO L273 TraceCheckUtils]: 25: Hoare triple {1261#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1261#false} is VALID [2018-11-23 10:21:23,557 INFO L273 TraceCheckUtils]: 26: Hoare triple {1261#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {1261#false} is VALID [2018-11-23 10:21:23,557 INFO L273 TraceCheckUtils]: 27: Hoare triple {1261#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1261#false} is VALID [2018-11-23 10:21:23,558 INFO L273 TraceCheckUtils]: 28: Hoare triple {1261#false} assume !~bvslt32(~i~0, 10bv32); {1261#false} is VALID [2018-11-23 10:21:23,558 INFO L273 TraceCheckUtils]: 29: Hoare triple {1261#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {1261#false} is VALID [2018-11-23 10:21:23,558 INFO L273 TraceCheckUtils]: 30: Hoare triple {1261#false} assume true; {1261#false} is VALID [2018-11-23 10:21:23,558 INFO L268 TraceCheckUtils]: 31: Hoare quadruple {1261#false} {1261#false} #72#return; {1261#false} is VALID [2018-11-23 10:21:23,559 INFO L273 TraceCheckUtils]: 32: Hoare triple {1261#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {1261#false} is VALID [2018-11-23 10:21:23,559 INFO L273 TraceCheckUtils]: 33: Hoare triple {1261#false} assume !~bvslt32(~i~2, 9bv32); {1261#false} is VALID [2018-11-23 10:21:23,559 INFO L273 TraceCheckUtils]: 34: Hoare triple {1261#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {1261#false} is VALID [2018-11-23 10:21:23,560 INFO L256 TraceCheckUtils]: 35: Hoare triple {1261#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {1261#false} is VALID [2018-11-23 10:21:23,560 INFO L273 TraceCheckUtils]: 36: Hoare triple {1261#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1261#false} is VALID [2018-11-23 10:21:23,560 INFO L273 TraceCheckUtils]: 37: Hoare triple {1261#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {1261#false} is VALID [2018-11-23 10:21:23,560 INFO L273 TraceCheckUtils]: 38: Hoare triple {1261#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1261#false} is VALID [2018-11-23 10:21:23,561 INFO L273 TraceCheckUtils]: 39: Hoare triple {1261#false} assume !~bvslt32(~i~0, 10bv32); {1261#false} is VALID [2018-11-23 10:21:23,561 INFO L273 TraceCheckUtils]: 40: Hoare triple {1261#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {1261#false} is VALID [2018-11-23 10:21:23,561 INFO L273 TraceCheckUtils]: 41: Hoare triple {1261#false} assume true; {1261#false} is VALID [2018-11-23 10:21:23,562 INFO L268 TraceCheckUtils]: 42: Hoare quadruple {1261#false} {1261#false} #74#return; {1261#false} is VALID [2018-11-23 10:21:23,562 INFO L273 TraceCheckUtils]: 43: Hoare triple {1261#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {1261#false} is VALID [2018-11-23 10:21:23,562 INFO L273 TraceCheckUtils]: 44: Hoare triple {1261#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {1261#false} is VALID [2018-11-23 10:21:23,562 INFO L273 TraceCheckUtils]: 45: Hoare triple {1261#false} assume !false; {1261#false} is VALID [2018-11-23 10:21:23,566 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 10:21:23,567 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:21:23,971 INFO L273 TraceCheckUtils]: 45: Hoare triple {1261#false} assume !false; {1261#false} is VALID [2018-11-23 10:21:23,971 INFO L273 TraceCheckUtils]: 44: Hoare triple {1261#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {1261#false} is VALID [2018-11-23 10:21:23,972 INFO L273 TraceCheckUtils]: 43: Hoare triple {1261#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {1261#false} is VALID [2018-11-23 10:21:23,972 INFO L268 TraceCheckUtils]: 42: Hoare quadruple {1260#true} {1261#false} #74#return; {1261#false} is VALID [2018-11-23 10:21:23,972 INFO L273 TraceCheckUtils]: 41: Hoare triple {1260#true} assume true; {1260#true} is VALID [2018-11-23 10:21:23,972 INFO L273 TraceCheckUtils]: 40: Hoare triple {1260#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {1260#true} is VALID [2018-11-23 10:21:23,973 INFO L273 TraceCheckUtils]: 39: Hoare triple {1260#true} assume !~bvslt32(~i~0, 10bv32); {1260#true} is VALID [2018-11-23 10:21:23,973 INFO L273 TraceCheckUtils]: 38: Hoare triple {1260#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1260#true} is VALID [2018-11-23 10:21:23,973 INFO L273 TraceCheckUtils]: 37: Hoare triple {1260#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {1260#true} is VALID [2018-11-23 10:21:23,973 INFO L273 TraceCheckUtils]: 36: Hoare triple {1260#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1260#true} is VALID [2018-11-23 10:21:23,974 INFO L256 TraceCheckUtils]: 35: Hoare triple {1261#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {1260#true} is VALID [2018-11-23 10:21:23,974 INFO L273 TraceCheckUtils]: 34: Hoare triple {1261#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {1261#false} is VALID [2018-11-23 10:21:23,974 INFO L273 TraceCheckUtils]: 33: Hoare triple {1261#false} assume !~bvslt32(~i~2, 9bv32); {1261#false} is VALID [2018-11-23 10:21:23,974 INFO L273 TraceCheckUtils]: 32: Hoare triple {1261#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {1261#false} is VALID [2018-11-23 10:21:23,975 INFO L268 TraceCheckUtils]: 31: Hoare quadruple {1260#true} {1261#false} #72#return; {1261#false} is VALID [2018-11-23 10:21:23,975 INFO L273 TraceCheckUtils]: 30: Hoare triple {1260#true} assume true; {1260#true} is VALID [2018-11-23 10:21:23,975 INFO L273 TraceCheckUtils]: 29: Hoare triple {1260#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {1260#true} is VALID [2018-11-23 10:21:23,975 INFO L273 TraceCheckUtils]: 28: Hoare triple {1260#true} assume !~bvslt32(~i~0, 10bv32); {1260#true} is VALID [2018-11-23 10:21:23,976 INFO L273 TraceCheckUtils]: 27: Hoare triple {1260#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1260#true} is VALID [2018-11-23 10:21:23,976 INFO L273 TraceCheckUtils]: 26: Hoare triple {1260#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {1260#true} is VALID [2018-11-23 10:21:23,976 INFO L273 TraceCheckUtils]: 25: Hoare triple {1260#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1260#true} is VALID [2018-11-23 10:21:23,976 INFO L256 TraceCheckUtils]: 24: Hoare triple {1261#false} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {1260#true} is VALID [2018-11-23 10:21:23,976 INFO L273 TraceCheckUtils]: 23: Hoare triple {1261#false} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {1261#false} is VALID [2018-11-23 10:21:23,977 INFO L268 TraceCheckUtils]: 22: Hoare quadruple {1260#true} {1261#false} #70#return; {1261#false} is VALID [2018-11-23 10:21:23,977 INFO L273 TraceCheckUtils]: 21: Hoare triple {1260#true} assume true; {1260#true} is VALID [2018-11-23 10:21:23,977 INFO L273 TraceCheckUtils]: 20: Hoare triple {1260#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {1260#true} is VALID [2018-11-23 10:21:23,977 INFO L273 TraceCheckUtils]: 19: Hoare triple {1260#true} assume !~bvslt32(~i~0, 10bv32); {1260#true} is VALID [2018-11-23 10:21:23,978 INFO L273 TraceCheckUtils]: 18: Hoare triple {1260#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1260#true} is VALID [2018-11-23 10:21:23,978 INFO L273 TraceCheckUtils]: 17: Hoare triple {1260#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {1260#true} is VALID [2018-11-23 10:21:23,978 INFO L273 TraceCheckUtils]: 16: Hoare triple {1260#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1260#true} is VALID [2018-11-23 10:21:23,978 INFO L256 TraceCheckUtils]: 15: Hoare triple {1261#false} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {1260#true} is VALID [2018-11-23 10:21:23,979 INFO L273 TraceCheckUtils]: 14: Hoare triple {1498#(bvslt main_~i~1 (_ bv10 32))} assume !~bvslt32(~i~1, 10bv32); {1261#false} is VALID [2018-11-23 10:21:23,979 INFO L273 TraceCheckUtils]: 13: Hoare triple {1502#(bvslt (bvadd main_~i~1 (_ bv1 32)) (_ bv10 32))} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1498#(bvslt main_~i~1 (_ bv10 32))} is VALID [2018-11-23 10:21:23,981 INFO L273 TraceCheckUtils]: 12: Hoare triple {1502#(bvslt (bvadd main_~i~1 (_ bv1 32)) (_ bv10 32))} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1502#(bvslt (bvadd main_~i~1 (_ bv1 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:23,984 INFO L273 TraceCheckUtils]: 11: Hoare triple {1509#(bvslt (bvadd main_~i~1 (_ bv2 32)) (_ bv10 32))} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1502#(bvslt (bvadd main_~i~1 (_ bv1 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:23,988 INFO L273 TraceCheckUtils]: 10: Hoare triple {1509#(bvslt (bvadd main_~i~1 (_ bv2 32)) (_ bv10 32))} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1509#(bvslt (bvadd main_~i~1 (_ bv2 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:23,994 INFO L273 TraceCheckUtils]: 9: Hoare triple {1516#(bvslt (bvadd main_~i~1 (_ bv3 32)) (_ bv10 32))} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1509#(bvslt (bvadd main_~i~1 (_ bv2 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:23,997 INFO L273 TraceCheckUtils]: 8: Hoare triple {1516#(bvslt (bvadd main_~i~1 (_ bv3 32)) (_ bv10 32))} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1516#(bvslt (bvadd main_~i~1 (_ bv3 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:24,004 INFO L273 TraceCheckUtils]: 7: Hoare triple {1523#(bvslt (bvadd main_~i~1 (_ bv4 32)) (_ bv10 32))} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1516#(bvslt (bvadd main_~i~1 (_ bv3 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:24,004 INFO L273 TraceCheckUtils]: 6: Hoare triple {1523#(bvslt (bvadd main_~i~1 (_ bv4 32)) (_ bv10 32))} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1523#(bvslt (bvadd main_~i~1 (_ bv4 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:24,005 INFO L273 TraceCheckUtils]: 5: Hoare triple {1260#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {1523#(bvslt (bvadd main_~i~1 (_ bv4 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:24,005 INFO L256 TraceCheckUtils]: 4: Hoare triple {1260#true} call #t~ret12 := main(); {1260#true} is VALID [2018-11-23 10:21:24,006 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1260#true} {1260#true} #66#return; {1260#true} is VALID [2018-11-23 10:21:24,006 INFO L273 TraceCheckUtils]: 2: Hoare triple {1260#true} assume true; {1260#true} is VALID [2018-11-23 10:21:24,006 INFO L273 TraceCheckUtils]: 1: Hoare triple {1260#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {1260#true} is VALID [2018-11-23 10:21:24,006 INFO L256 TraceCheckUtils]: 0: Hoare triple {1260#true} call ULTIMATE.init(); {1260#true} is VALID [2018-11-23 10:21:24,010 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 10:21:24,022 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:21:24,022 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-23 10:21:24,023 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 46 [2018-11-23 10:21:24,024 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:21:24,024 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2018-11-23 10:21:24,331 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 56 edges. 56 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:24,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 10:21:24,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 10:21:24,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2018-11-23 10:21:24,332 INFO L87 Difference]: Start difference. First operand 34 states and 38 transitions. Second operand 12 states. [2018-11-23 10:21:25,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:25,941 INFO L93 Difference]: Finished difference Result 65 states and 78 transitions. [2018-11-23 10:21:25,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 10:21:25,941 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 46 [2018-11-23 10:21:25,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:21:25,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-23 10:21:25,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 76 transitions. [2018-11-23 10:21:25,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-23 10:21:25,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 76 transitions. [2018-11-23 10:21:25,947 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 76 transitions. [2018-11-23 10:21:26,238 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:26,240 INFO L225 Difference]: With dead ends: 65 [2018-11-23 10:21:26,240 INFO L226 Difference]: Without dead ends: 46 [2018-11-23 10:21:26,241 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2018-11-23 10:21:26,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-11-23 10:21:26,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2018-11-23 10:21:26,308 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:21:26,308 INFO L82 GeneralOperation]: Start isEquivalent. First operand 46 states. Second operand 46 states. [2018-11-23 10:21:26,309 INFO L74 IsIncluded]: Start isIncluded. First operand 46 states. Second operand 46 states. [2018-11-23 10:21:26,309 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 46 states. [2018-11-23 10:21:26,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:26,312 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2018-11-23 10:21:26,312 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2018-11-23 10:21:26,313 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:26,313 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:26,313 INFO L74 IsIncluded]: Start isIncluded. First operand 46 states. Second operand 46 states. [2018-11-23 10:21:26,313 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 46 states. [2018-11-23 10:21:26,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:26,316 INFO L93 Difference]: Finished difference Result 46 states and 50 transitions. [2018-11-23 10:21:26,316 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2018-11-23 10:21:26,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:26,317 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:26,317 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:21:26,317 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:21:26,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-11-23 10:21:26,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 50 transitions. [2018-11-23 10:21:26,320 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 50 transitions. Word has length 46 [2018-11-23 10:21:26,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:21:26,320 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 50 transitions. [2018-11-23 10:21:26,320 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 10:21:26,320 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2018-11-23 10:21:26,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 10:21:26,322 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:21:26,322 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:21:26,323 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:21:26,323 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:21:26,323 INFO L82 PathProgramCache]: Analyzing trace with hash -1830758179, now seen corresponding path program 2 times [2018-11-23 10:21:26,324 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:21:26,324 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:21:26,351 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 10:21:27,339 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 10:21:27,339 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:21:27,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:27,490 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:21:27,562 INFO L256 TraceCheckUtils]: 0: Hoare triple {1809#true} call ULTIMATE.init(); {1809#true} is VALID [2018-11-23 10:21:27,562 INFO L273 TraceCheckUtils]: 1: Hoare triple {1809#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {1809#true} is VALID [2018-11-23 10:21:27,563 INFO L273 TraceCheckUtils]: 2: Hoare triple {1809#true} assume true; {1809#true} is VALID [2018-11-23 10:21:27,563 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1809#true} {1809#true} #66#return; {1809#true} is VALID [2018-11-23 10:21:27,563 INFO L256 TraceCheckUtils]: 4: Hoare triple {1809#true} call #t~ret12 := main(); {1809#true} is VALID [2018-11-23 10:21:27,564 INFO L273 TraceCheckUtils]: 5: Hoare triple {1809#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {1809#true} is VALID [2018-11-23 10:21:27,564 INFO L273 TraceCheckUtils]: 6: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,564 INFO L273 TraceCheckUtils]: 7: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,565 INFO L273 TraceCheckUtils]: 8: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,565 INFO L273 TraceCheckUtils]: 9: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,565 INFO L273 TraceCheckUtils]: 10: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,565 INFO L273 TraceCheckUtils]: 11: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,565 INFO L273 TraceCheckUtils]: 12: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,566 INFO L273 TraceCheckUtils]: 13: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,566 INFO L273 TraceCheckUtils]: 14: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,566 INFO L273 TraceCheckUtils]: 15: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,567 INFO L273 TraceCheckUtils]: 16: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,567 INFO L273 TraceCheckUtils]: 17: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,567 INFO L273 TraceCheckUtils]: 18: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,567 INFO L273 TraceCheckUtils]: 19: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,567 INFO L273 TraceCheckUtils]: 20: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,568 INFO L273 TraceCheckUtils]: 21: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,568 INFO L273 TraceCheckUtils]: 22: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,568 INFO L273 TraceCheckUtils]: 23: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,568 INFO L273 TraceCheckUtils]: 24: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,568 INFO L273 TraceCheckUtils]: 25: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,569 INFO L273 TraceCheckUtils]: 26: Hoare triple {1809#true} assume !~bvslt32(~i~1, 10bv32); {1809#true} is VALID [2018-11-23 10:21:27,569 INFO L256 TraceCheckUtils]: 27: Hoare triple {1809#true} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {1809#true} is VALID [2018-11-23 10:21:27,569 INFO L273 TraceCheckUtils]: 28: Hoare triple {1809#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1898#(= (_ bv0 32) avg_~i~0)} is VALID [2018-11-23 10:21:27,570 INFO L273 TraceCheckUtils]: 29: Hoare triple {1898#(= (_ bv0 32) avg_~i~0)} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {1898#(= (_ bv0 32) avg_~i~0)} is VALID [2018-11-23 10:21:27,570 INFO L273 TraceCheckUtils]: 30: Hoare triple {1898#(= (_ bv0 32) avg_~i~0)} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1905#(= (bvadd avg_~i~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:27,571 INFO L273 TraceCheckUtils]: 31: Hoare triple {1905#(= (bvadd avg_~i~0 (_ bv4294967295 32)) (_ bv0 32))} assume !~bvslt32(~i~0, 10bv32); {1810#false} is VALID [2018-11-23 10:21:27,571 INFO L273 TraceCheckUtils]: 32: Hoare triple {1810#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {1810#false} is VALID [2018-11-23 10:21:27,572 INFO L273 TraceCheckUtils]: 33: Hoare triple {1810#false} assume true; {1810#false} is VALID [2018-11-23 10:21:27,572 INFO L268 TraceCheckUtils]: 34: Hoare quadruple {1810#false} {1809#true} #70#return; {1810#false} is VALID [2018-11-23 10:21:27,572 INFO L273 TraceCheckUtils]: 35: Hoare triple {1810#false} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {1810#false} is VALID [2018-11-23 10:21:27,573 INFO L256 TraceCheckUtils]: 36: Hoare triple {1810#false} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {1810#false} is VALID [2018-11-23 10:21:27,573 INFO L273 TraceCheckUtils]: 37: Hoare triple {1810#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1810#false} is VALID [2018-11-23 10:21:27,573 INFO L273 TraceCheckUtils]: 38: Hoare triple {1810#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {1810#false} is VALID [2018-11-23 10:21:27,573 INFO L273 TraceCheckUtils]: 39: Hoare triple {1810#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1810#false} is VALID [2018-11-23 10:21:27,574 INFO L273 TraceCheckUtils]: 40: Hoare triple {1810#false} assume !~bvslt32(~i~0, 10bv32); {1810#false} is VALID [2018-11-23 10:21:27,574 INFO L273 TraceCheckUtils]: 41: Hoare triple {1810#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {1810#false} is VALID [2018-11-23 10:21:27,574 INFO L273 TraceCheckUtils]: 42: Hoare triple {1810#false} assume true; {1810#false} is VALID [2018-11-23 10:21:27,575 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {1810#false} {1810#false} #72#return; {1810#false} is VALID [2018-11-23 10:21:27,575 INFO L273 TraceCheckUtils]: 44: Hoare triple {1810#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {1810#false} is VALID [2018-11-23 10:21:27,575 INFO L273 TraceCheckUtils]: 45: Hoare triple {1810#false} assume !~bvslt32(~i~2, 9bv32); {1810#false} is VALID [2018-11-23 10:21:27,575 INFO L273 TraceCheckUtils]: 46: Hoare triple {1810#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {1810#false} is VALID [2018-11-23 10:21:27,576 INFO L256 TraceCheckUtils]: 47: Hoare triple {1810#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {1810#false} is VALID [2018-11-23 10:21:27,576 INFO L273 TraceCheckUtils]: 48: Hoare triple {1810#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1810#false} is VALID [2018-11-23 10:21:27,576 INFO L273 TraceCheckUtils]: 49: Hoare triple {1810#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {1810#false} is VALID [2018-11-23 10:21:27,576 INFO L273 TraceCheckUtils]: 50: Hoare triple {1810#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1810#false} is VALID [2018-11-23 10:21:27,577 INFO L273 TraceCheckUtils]: 51: Hoare triple {1810#false} assume !~bvslt32(~i~0, 10bv32); {1810#false} is VALID [2018-11-23 10:21:27,577 INFO L273 TraceCheckUtils]: 52: Hoare triple {1810#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {1810#false} is VALID [2018-11-23 10:21:27,577 INFO L273 TraceCheckUtils]: 53: Hoare triple {1810#false} assume true; {1810#false} is VALID [2018-11-23 10:21:27,577 INFO L268 TraceCheckUtils]: 54: Hoare quadruple {1810#false} {1810#false} #74#return; {1810#false} is VALID [2018-11-23 10:21:27,578 INFO L273 TraceCheckUtils]: 55: Hoare triple {1810#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {1810#false} is VALID [2018-11-23 10:21:27,578 INFO L273 TraceCheckUtils]: 56: Hoare triple {1810#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {1810#false} is VALID [2018-11-23 10:21:27,578 INFO L273 TraceCheckUtils]: 57: Hoare triple {1810#false} assume !false; {1810#false} is VALID [2018-11-23 10:21:27,581 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2018-11-23 10:21:27,582 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:21:27,708 INFO L273 TraceCheckUtils]: 57: Hoare triple {1810#false} assume !false; {1810#false} is VALID [2018-11-23 10:21:27,708 INFO L273 TraceCheckUtils]: 56: Hoare triple {1810#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {1810#false} is VALID [2018-11-23 10:21:27,708 INFO L273 TraceCheckUtils]: 55: Hoare triple {1810#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {1810#false} is VALID [2018-11-23 10:21:27,709 INFO L268 TraceCheckUtils]: 54: Hoare quadruple {1809#true} {1810#false} #74#return; {1810#false} is VALID [2018-11-23 10:21:27,709 INFO L273 TraceCheckUtils]: 53: Hoare triple {1809#true} assume true; {1809#true} is VALID [2018-11-23 10:21:27,709 INFO L273 TraceCheckUtils]: 52: Hoare triple {1809#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {1809#true} is VALID [2018-11-23 10:21:27,709 INFO L273 TraceCheckUtils]: 51: Hoare triple {1809#true} assume !~bvslt32(~i~0, 10bv32); {1809#true} is VALID [2018-11-23 10:21:27,710 INFO L273 TraceCheckUtils]: 50: Hoare triple {1809#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1809#true} is VALID [2018-11-23 10:21:27,710 INFO L273 TraceCheckUtils]: 49: Hoare triple {1809#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {1809#true} is VALID [2018-11-23 10:21:27,710 INFO L273 TraceCheckUtils]: 48: Hoare triple {1809#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1809#true} is VALID [2018-11-23 10:21:27,710 INFO L256 TraceCheckUtils]: 47: Hoare triple {1810#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {1809#true} is VALID [2018-11-23 10:21:27,711 INFO L273 TraceCheckUtils]: 46: Hoare triple {1810#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {1810#false} is VALID [2018-11-23 10:21:27,711 INFO L273 TraceCheckUtils]: 45: Hoare triple {1810#false} assume !~bvslt32(~i~2, 9bv32); {1810#false} is VALID [2018-11-23 10:21:27,711 INFO L273 TraceCheckUtils]: 44: Hoare triple {1810#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {1810#false} is VALID [2018-11-23 10:21:27,711 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {1809#true} {1810#false} #72#return; {1810#false} is VALID [2018-11-23 10:21:27,712 INFO L273 TraceCheckUtils]: 42: Hoare triple {1809#true} assume true; {1809#true} is VALID [2018-11-23 10:21:27,712 INFO L273 TraceCheckUtils]: 41: Hoare triple {1809#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {1809#true} is VALID [2018-11-23 10:21:27,712 INFO L273 TraceCheckUtils]: 40: Hoare triple {1809#true} assume !~bvslt32(~i~0, 10bv32); {1809#true} is VALID [2018-11-23 10:21:27,712 INFO L273 TraceCheckUtils]: 39: Hoare triple {1809#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {1809#true} is VALID [2018-11-23 10:21:27,712 INFO L273 TraceCheckUtils]: 38: Hoare triple {1809#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {1809#true} is VALID [2018-11-23 10:21:27,713 INFO L273 TraceCheckUtils]: 37: Hoare triple {1809#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1809#true} is VALID [2018-11-23 10:21:27,713 INFO L256 TraceCheckUtils]: 36: Hoare triple {1810#false} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {1809#true} is VALID [2018-11-23 10:21:27,713 INFO L273 TraceCheckUtils]: 35: Hoare triple {1810#false} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {1810#false} is VALID [2018-11-23 10:21:27,713 INFO L268 TraceCheckUtils]: 34: Hoare quadruple {1810#false} {1809#true} #70#return; {1810#false} is VALID [2018-11-23 10:21:27,713 INFO L273 TraceCheckUtils]: 33: Hoare triple {1810#false} assume true; {1810#false} is VALID [2018-11-23 10:21:27,714 INFO L273 TraceCheckUtils]: 32: Hoare triple {1810#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {1810#false} is VALID [2018-11-23 10:21:27,714 INFO L273 TraceCheckUtils]: 31: Hoare triple {2068#(bvslt avg_~i~0 (_ bv10 32))} assume !~bvslt32(~i~0, 10bv32); {1810#false} is VALID [2018-11-23 10:21:27,715 INFO L273 TraceCheckUtils]: 30: Hoare triple {2072#(bvslt (bvadd avg_~i~0 (_ bv1 32)) (_ bv10 32))} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2068#(bvslt avg_~i~0 (_ bv10 32))} is VALID [2018-11-23 10:21:27,715 INFO L273 TraceCheckUtils]: 29: Hoare triple {2072#(bvslt (bvadd avg_~i~0 (_ bv1 32)) (_ bv10 32))} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2072#(bvslt (bvadd avg_~i~0 (_ bv1 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:27,716 INFO L273 TraceCheckUtils]: 28: Hoare triple {1809#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {2072#(bvslt (bvadd avg_~i~0 (_ bv1 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:27,716 INFO L256 TraceCheckUtils]: 27: Hoare triple {1809#true} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {1809#true} is VALID [2018-11-23 10:21:27,716 INFO L273 TraceCheckUtils]: 26: Hoare triple {1809#true} assume !~bvslt32(~i~1, 10bv32); {1809#true} is VALID [2018-11-23 10:21:27,716 INFO L273 TraceCheckUtils]: 25: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,717 INFO L273 TraceCheckUtils]: 24: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,717 INFO L273 TraceCheckUtils]: 23: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,717 INFO L273 TraceCheckUtils]: 22: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,717 INFO L273 TraceCheckUtils]: 21: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,718 INFO L273 TraceCheckUtils]: 20: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,718 INFO L273 TraceCheckUtils]: 19: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,719 INFO L273 TraceCheckUtils]: 18: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,719 INFO L273 TraceCheckUtils]: 17: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,719 INFO L273 TraceCheckUtils]: 16: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,719 INFO L273 TraceCheckUtils]: 15: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,720 INFO L273 TraceCheckUtils]: 14: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,720 INFO L273 TraceCheckUtils]: 13: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,720 INFO L273 TraceCheckUtils]: 12: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,721 INFO L273 TraceCheckUtils]: 11: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,721 INFO L273 TraceCheckUtils]: 10: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,721 INFO L273 TraceCheckUtils]: 9: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,721 INFO L273 TraceCheckUtils]: 8: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,721 INFO L273 TraceCheckUtils]: 7: Hoare triple {1809#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1809#true} is VALID [2018-11-23 10:21:27,722 INFO L273 TraceCheckUtils]: 6: Hoare triple {1809#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {1809#true} is VALID [2018-11-23 10:21:27,722 INFO L273 TraceCheckUtils]: 5: Hoare triple {1809#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {1809#true} is VALID [2018-11-23 10:21:27,722 INFO L256 TraceCheckUtils]: 4: Hoare triple {1809#true} call #t~ret12 := main(); {1809#true} is VALID [2018-11-23 10:21:27,722 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1809#true} {1809#true} #66#return; {1809#true} is VALID [2018-11-23 10:21:27,723 INFO L273 TraceCheckUtils]: 2: Hoare triple {1809#true} assume true; {1809#true} is VALID [2018-11-23 10:21:27,723 INFO L273 TraceCheckUtils]: 1: Hoare triple {1809#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {1809#true} is VALID [2018-11-23 10:21:27,724 INFO L256 TraceCheckUtils]: 0: Hoare triple {1809#true} call ULTIMATE.init(); {1809#true} is VALID [2018-11-23 10:21:27,728 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2018-11-23 10:21:27,735 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:21:27,736 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2018-11-23 10:21:27,736 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-11-23 10:21:27,737 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:21:27,737 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-23 10:21:28,001 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:28,002 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 10:21:28,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 10:21:28,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-11-23 10:21:28,002 INFO L87 Difference]: Start difference. First operand 46 states and 50 transitions. Second operand 6 states. [2018-11-23 10:21:28,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:28,706 INFO L93 Difference]: Finished difference Result 70 states and 82 transitions. [2018-11-23 10:21:28,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 10:21:28,706 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 58 [2018-11-23 10:21:28,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:21:28,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 10:21:28,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 62 transitions. [2018-11-23 10:21:28,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 10:21:28,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 62 transitions. [2018-11-23 10:21:28,711 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 62 transitions. [2018-11-23 10:21:29,037 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:29,040 INFO L225 Difference]: With dead ends: 70 [2018-11-23 10:21:29,040 INFO L226 Difference]: Without dead ends: 52 [2018-11-23 10:21:29,041 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-11-23 10:21:29,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-11-23 10:21:29,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2018-11-23 10:21:29,064 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:21:29,064 INFO L82 GeneralOperation]: Start isEquivalent. First operand 52 states. Second operand 52 states. [2018-11-23 10:21:29,064 INFO L74 IsIncluded]: Start isIncluded. First operand 52 states. Second operand 52 states. [2018-11-23 10:21:29,064 INFO L87 Difference]: Start difference. First operand 52 states. Second operand 52 states. [2018-11-23 10:21:29,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:29,067 INFO L93 Difference]: Finished difference Result 52 states and 56 transitions. [2018-11-23 10:21:29,067 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2018-11-23 10:21:29,067 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:29,068 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:29,068 INFO L74 IsIncluded]: Start isIncluded. First operand 52 states. Second operand 52 states. [2018-11-23 10:21:29,068 INFO L87 Difference]: Start difference. First operand 52 states. Second operand 52 states. [2018-11-23 10:21:29,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:29,071 INFO L93 Difference]: Finished difference Result 52 states and 56 transitions. [2018-11-23 10:21:29,071 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2018-11-23 10:21:29,071 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:29,071 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:29,072 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:21:29,072 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:21:29,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-11-23 10:21:29,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 56 transitions. [2018-11-23 10:21:29,074 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 56 transitions. Word has length 58 [2018-11-23 10:21:29,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:21:29,075 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 56 transitions. [2018-11-23 10:21:29,075 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 10:21:29,075 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2018-11-23 10:21:29,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-11-23 10:21:29,076 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:21:29,076 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:21:29,076 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:21:29,077 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:21:29,077 INFO L82 PathProgramCache]: Analyzing trace with hash -570507433, now seen corresponding path program 3 times [2018-11-23 10:21:29,077 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:21:29,078 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:21:29,100 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-23 10:21:29,860 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-11-23 10:21:29,860 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:21:29,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:29,979 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:21:30,109 INFO L256 TraceCheckUtils]: 0: Hoare triple {2446#true} call ULTIMATE.init(); {2446#true} is VALID [2018-11-23 10:21:30,110 INFO L273 TraceCheckUtils]: 1: Hoare triple {2446#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {2446#true} is VALID [2018-11-23 10:21:30,110 INFO L273 TraceCheckUtils]: 2: Hoare triple {2446#true} assume true; {2446#true} is VALID [2018-11-23 10:21:30,110 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2446#true} {2446#true} #66#return; {2446#true} is VALID [2018-11-23 10:21:30,111 INFO L256 TraceCheckUtils]: 4: Hoare triple {2446#true} call #t~ret12 := main(); {2446#true} is VALID [2018-11-23 10:21:30,111 INFO L273 TraceCheckUtils]: 5: Hoare triple {2446#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {2446#true} is VALID [2018-11-23 10:21:30,111 INFO L273 TraceCheckUtils]: 6: Hoare triple {2446#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2446#true} is VALID [2018-11-23 10:21:30,112 INFO L273 TraceCheckUtils]: 7: Hoare triple {2446#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2446#true} is VALID [2018-11-23 10:21:30,112 INFO L273 TraceCheckUtils]: 8: Hoare triple {2446#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2446#true} is VALID [2018-11-23 10:21:30,112 INFO L273 TraceCheckUtils]: 9: Hoare triple {2446#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2446#true} is VALID [2018-11-23 10:21:30,112 INFO L273 TraceCheckUtils]: 10: Hoare triple {2446#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2446#true} is VALID [2018-11-23 10:21:30,113 INFO L273 TraceCheckUtils]: 11: Hoare triple {2446#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2446#true} is VALID [2018-11-23 10:21:30,113 INFO L273 TraceCheckUtils]: 12: Hoare triple {2446#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2446#true} is VALID [2018-11-23 10:21:30,113 INFO L273 TraceCheckUtils]: 13: Hoare triple {2446#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2446#true} is VALID [2018-11-23 10:21:30,113 INFO L273 TraceCheckUtils]: 14: Hoare triple {2446#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2446#true} is VALID [2018-11-23 10:21:30,114 INFO L273 TraceCheckUtils]: 15: Hoare triple {2446#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2446#true} is VALID [2018-11-23 10:21:30,114 INFO L273 TraceCheckUtils]: 16: Hoare triple {2446#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2446#true} is VALID [2018-11-23 10:21:30,114 INFO L273 TraceCheckUtils]: 17: Hoare triple {2446#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2446#true} is VALID [2018-11-23 10:21:30,114 INFO L273 TraceCheckUtils]: 18: Hoare triple {2446#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2446#true} is VALID [2018-11-23 10:21:30,114 INFO L273 TraceCheckUtils]: 19: Hoare triple {2446#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2446#true} is VALID [2018-11-23 10:21:30,115 INFO L273 TraceCheckUtils]: 20: Hoare triple {2446#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2446#true} is VALID [2018-11-23 10:21:30,115 INFO L273 TraceCheckUtils]: 21: Hoare triple {2446#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2446#true} is VALID [2018-11-23 10:21:30,115 INFO L273 TraceCheckUtils]: 22: Hoare triple {2446#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2446#true} is VALID [2018-11-23 10:21:30,115 INFO L273 TraceCheckUtils]: 23: Hoare triple {2446#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2446#true} is VALID [2018-11-23 10:21:30,116 INFO L273 TraceCheckUtils]: 24: Hoare triple {2446#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2446#true} is VALID [2018-11-23 10:21:30,116 INFO L273 TraceCheckUtils]: 25: Hoare triple {2446#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2446#true} is VALID [2018-11-23 10:21:30,116 INFO L273 TraceCheckUtils]: 26: Hoare triple {2446#true} assume !~bvslt32(~i~1, 10bv32); {2446#true} is VALID [2018-11-23 10:21:30,116 INFO L256 TraceCheckUtils]: 27: Hoare triple {2446#true} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {2446#true} is VALID [2018-11-23 10:21:30,116 INFO L273 TraceCheckUtils]: 28: Hoare triple {2446#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {2446#true} is VALID [2018-11-23 10:21:30,116 INFO L273 TraceCheckUtils]: 29: Hoare triple {2446#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2446#true} is VALID [2018-11-23 10:21:30,116 INFO L273 TraceCheckUtils]: 30: Hoare triple {2446#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2446#true} is VALID [2018-11-23 10:21:30,117 INFO L273 TraceCheckUtils]: 31: Hoare triple {2446#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2446#true} is VALID [2018-11-23 10:21:30,117 INFO L273 TraceCheckUtils]: 32: Hoare triple {2446#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2446#true} is VALID [2018-11-23 10:21:30,117 INFO L273 TraceCheckUtils]: 33: Hoare triple {2446#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2446#true} is VALID [2018-11-23 10:21:30,117 INFO L273 TraceCheckUtils]: 34: Hoare triple {2446#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2446#true} is VALID [2018-11-23 10:21:30,117 INFO L273 TraceCheckUtils]: 35: Hoare triple {2446#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2446#true} is VALID [2018-11-23 10:21:30,118 INFO L273 TraceCheckUtils]: 36: Hoare triple {2446#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2446#true} is VALID [2018-11-23 10:21:30,118 INFO L273 TraceCheckUtils]: 37: Hoare triple {2446#true} assume !~bvslt32(~i~0, 10bv32); {2446#true} is VALID [2018-11-23 10:21:30,118 INFO L273 TraceCheckUtils]: 38: Hoare triple {2446#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {2446#true} is VALID [2018-11-23 10:21:30,118 INFO L273 TraceCheckUtils]: 39: Hoare triple {2446#true} assume true; {2446#true} is VALID [2018-11-23 10:21:30,118 INFO L268 TraceCheckUtils]: 40: Hoare quadruple {2446#true} {2446#true} #70#return; {2446#true} is VALID [2018-11-23 10:21:30,118 INFO L273 TraceCheckUtils]: 41: Hoare triple {2446#true} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {2446#true} is VALID [2018-11-23 10:21:30,118 INFO L256 TraceCheckUtils]: 42: Hoare triple {2446#true} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {2446#true} is VALID [2018-11-23 10:21:30,118 INFO L273 TraceCheckUtils]: 43: Hoare triple {2446#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {2446#true} is VALID [2018-11-23 10:21:30,119 INFO L273 TraceCheckUtils]: 44: Hoare triple {2446#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2446#true} is VALID [2018-11-23 10:21:30,119 INFO L273 TraceCheckUtils]: 45: Hoare triple {2446#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2446#true} is VALID [2018-11-23 10:21:30,119 INFO L273 TraceCheckUtils]: 46: Hoare triple {2446#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2446#true} is VALID [2018-11-23 10:21:30,119 INFO L273 TraceCheckUtils]: 47: Hoare triple {2446#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2446#true} is VALID [2018-11-23 10:21:30,119 INFO L273 TraceCheckUtils]: 48: Hoare triple {2446#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2446#true} is VALID [2018-11-23 10:21:30,119 INFO L273 TraceCheckUtils]: 49: Hoare triple {2446#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2446#true} is VALID [2018-11-23 10:21:30,119 INFO L273 TraceCheckUtils]: 50: Hoare triple {2446#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2446#true} is VALID [2018-11-23 10:21:30,119 INFO L273 TraceCheckUtils]: 51: Hoare triple {2446#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2446#true} is VALID [2018-11-23 10:21:30,120 INFO L273 TraceCheckUtils]: 52: Hoare triple {2446#true} assume !~bvslt32(~i~0, 10bv32); {2446#true} is VALID [2018-11-23 10:21:30,120 INFO L273 TraceCheckUtils]: 53: Hoare triple {2446#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {2446#true} is VALID [2018-11-23 10:21:30,120 INFO L273 TraceCheckUtils]: 54: Hoare triple {2446#true} assume true; {2446#true} is VALID [2018-11-23 10:21:30,120 INFO L268 TraceCheckUtils]: 55: Hoare quadruple {2446#true} {2446#true} #72#return; {2446#true} is VALID [2018-11-23 10:21:30,121 INFO L273 TraceCheckUtils]: 56: Hoare triple {2446#true} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {2619#(= main_~i~2 (_ bv0 32))} is VALID [2018-11-23 10:21:30,122 INFO L273 TraceCheckUtils]: 57: Hoare triple {2619#(= main_~i~2 (_ bv0 32))} assume !~bvslt32(~i~2, 9bv32); {2447#false} is VALID [2018-11-23 10:21:30,122 INFO L273 TraceCheckUtils]: 58: Hoare triple {2447#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {2447#false} is VALID [2018-11-23 10:21:30,122 INFO L256 TraceCheckUtils]: 59: Hoare triple {2447#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {2447#false} is VALID [2018-11-23 10:21:30,122 INFO L273 TraceCheckUtils]: 60: Hoare triple {2447#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {2447#false} is VALID [2018-11-23 10:21:30,122 INFO L273 TraceCheckUtils]: 61: Hoare triple {2447#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2447#false} is VALID [2018-11-23 10:21:30,123 INFO L273 TraceCheckUtils]: 62: Hoare triple {2447#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2447#false} is VALID [2018-11-23 10:21:30,123 INFO L273 TraceCheckUtils]: 63: Hoare triple {2447#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2447#false} is VALID [2018-11-23 10:21:30,123 INFO L273 TraceCheckUtils]: 64: Hoare triple {2447#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2447#false} is VALID [2018-11-23 10:21:30,123 INFO L273 TraceCheckUtils]: 65: Hoare triple {2447#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2447#false} is VALID [2018-11-23 10:21:30,123 INFO L273 TraceCheckUtils]: 66: Hoare triple {2447#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2447#false} is VALID [2018-11-23 10:21:30,123 INFO L273 TraceCheckUtils]: 67: Hoare triple {2447#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2447#false} is VALID [2018-11-23 10:21:30,124 INFO L273 TraceCheckUtils]: 68: Hoare triple {2447#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2447#false} is VALID [2018-11-23 10:21:30,124 INFO L273 TraceCheckUtils]: 69: Hoare triple {2447#false} assume !~bvslt32(~i~0, 10bv32); {2447#false} is VALID [2018-11-23 10:21:30,124 INFO L273 TraceCheckUtils]: 70: Hoare triple {2447#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {2447#false} is VALID [2018-11-23 10:21:30,124 INFO L273 TraceCheckUtils]: 71: Hoare triple {2447#false} assume true; {2447#false} is VALID [2018-11-23 10:21:30,124 INFO L268 TraceCheckUtils]: 72: Hoare quadruple {2447#false} {2447#false} #74#return; {2447#false} is VALID [2018-11-23 10:21:30,124 INFO L273 TraceCheckUtils]: 73: Hoare triple {2447#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {2447#false} is VALID [2018-11-23 10:21:30,124 INFO L273 TraceCheckUtils]: 74: Hoare triple {2447#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {2447#false} is VALID [2018-11-23 10:21:30,125 INFO L273 TraceCheckUtils]: 75: Hoare triple {2447#false} assume !false; {2447#false} is VALID [2018-11-23 10:21:30,127 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2018-11-23 10:21:30,127 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 10:21:30,133 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:21:30,133 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 10:21:30,134 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 76 [2018-11-23 10:21:30,134 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:21:30,134 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-23 10:21:30,346 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:30,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 10:21:30,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 10:21:30,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 10:21:30,347 INFO L87 Difference]: Start difference. First operand 52 states and 56 transitions. Second operand 3 states. [2018-11-23 10:21:30,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:30,674 INFO L93 Difference]: Finished difference Result 73 states and 78 transitions. [2018-11-23 10:21:30,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 10:21:30,674 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 76 [2018-11-23 10:21:30,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:21:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 10:21:30,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 45 transitions. [2018-11-23 10:21:30,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 10:21:30,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 45 transitions. [2018-11-23 10:21:30,677 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 45 transitions. [2018-11-23 10:21:30,929 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:30,931 INFO L225 Difference]: With dead ends: 73 [2018-11-23 10:21:30,931 INFO L226 Difference]: Without dead ends: 54 [2018-11-23 10:21:30,932 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 10:21:30,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-23 10:21:30,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 53. [2018-11-23 10:21:30,981 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:21:30,981 INFO L82 GeneralOperation]: Start isEquivalent. First operand 54 states. Second operand 53 states. [2018-11-23 10:21:30,981 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 53 states. [2018-11-23 10:21:30,981 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 53 states. [2018-11-23 10:21:30,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:30,984 INFO L93 Difference]: Finished difference Result 54 states and 58 transitions. [2018-11-23 10:21:30,984 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2018-11-23 10:21:30,984 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:30,985 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:30,985 INFO L74 IsIncluded]: Start isIncluded. First operand 53 states. Second operand 54 states. [2018-11-23 10:21:30,985 INFO L87 Difference]: Start difference. First operand 53 states. Second operand 54 states. [2018-11-23 10:21:30,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:30,987 INFO L93 Difference]: Finished difference Result 54 states and 58 transitions. [2018-11-23 10:21:30,988 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2018-11-23 10:21:30,988 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:30,988 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:30,988 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:21:30,989 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:21:30,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2018-11-23 10:21:30,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 57 transitions. [2018-11-23 10:21:30,991 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 57 transitions. Word has length 76 [2018-11-23 10:21:30,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:21:30,991 INFO L480 AbstractCegarLoop]: Abstraction has 53 states and 57 transitions. [2018-11-23 10:21:30,992 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 10:21:30,992 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2018-11-23 10:21:30,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-11-23 10:21:30,993 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:21:30,993 INFO L402 BasicCegarLoop]: trace histogram [12, 12, 10, 10, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:21:30,993 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:21:30,993 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:21:30,994 INFO L82 PathProgramCache]: Analyzing trace with hash 1043608533, now seen corresponding path program 1 times [2018-11-23 10:21:30,994 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:21:30,994 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:21:31,010 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 10:21:31,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:31,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:21:32,100 INFO L256 TraceCheckUtils]: 0: Hoare triple {2969#true} call ULTIMATE.init(); {2969#true} is VALID [2018-11-23 10:21:32,101 INFO L273 TraceCheckUtils]: 1: Hoare triple {2969#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {2969#true} is VALID [2018-11-23 10:21:32,101 INFO L273 TraceCheckUtils]: 2: Hoare triple {2969#true} assume true; {2969#true} is VALID [2018-11-23 10:21:32,101 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2969#true} {2969#true} #66#return; {2969#true} is VALID [2018-11-23 10:21:32,102 INFO L256 TraceCheckUtils]: 4: Hoare triple {2969#true} call #t~ret12 := main(); {2969#true} is VALID [2018-11-23 10:21:32,102 INFO L273 TraceCheckUtils]: 5: Hoare triple {2969#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {2969#true} is VALID [2018-11-23 10:21:32,102 INFO L273 TraceCheckUtils]: 6: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,102 INFO L273 TraceCheckUtils]: 7: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,102 INFO L273 TraceCheckUtils]: 8: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,103 INFO L273 TraceCheckUtils]: 9: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,103 INFO L273 TraceCheckUtils]: 10: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,103 INFO L273 TraceCheckUtils]: 11: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,103 INFO L273 TraceCheckUtils]: 12: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,103 INFO L273 TraceCheckUtils]: 13: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,104 INFO L273 TraceCheckUtils]: 14: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,104 INFO L273 TraceCheckUtils]: 15: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,104 INFO L273 TraceCheckUtils]: 16: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,104 INFO L273 TraceCheckUtils]: 17: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,104 INFO L273 TraceCheckUtils]: 18: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,104 INFO L273 TraceCheckUtils]: 19: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,104 INFO L273 TraceCheckUtils]: 20: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,104 INFO L273 TraceCheckUtils]: 21: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,105 INFO L273 TraceCheckUtils]: 22: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,105 INFO L273 TraceCheckUtils]: 23: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,105 INFO L273 TraceCheckUtils]: 24: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,105 INFO L273 TraceCheckUtils]: 25: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,105 INFO L273 TraceCheckUtils]: 26: Hoare triple {2969#true} assume !~bvslt32(~i~1, 10bv32); {2969#true} is VALID [2018-11-23 10:21:32,106 INFO L256 TraceCheckUtils]: 27: Hoare triple {2969#true} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {2969#true} is VALID [2018-11-23 10:21:32,115 INFO L273 TraceCheckUtils]: 28: Hoare triple {2969#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {3058#(= (_ bv0 32) avg_~i~0)} is VALID [2018-11-23 10:21:32,115 INFO L273 TraceCheckUtils]: 29: Hoare triple {3058#(= (_ bv0 32) avg_~i~0)} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3058#(= (_ bv0 32) avg_~i~0)} is VALID [2018-11-23 10:21:32,116 INFO L273 TraceCheckUtils]: 30: Hoare triple {3058#(= (_ bv0 32) avg_~i~0)} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3065#(= (bvadd avg_~i~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:32,116 INFO L273 TraceCheckUtils]: 31: Hoare triple {3065#(= (bvadd avg_~i~0 (_ bv4294967295 32)) (_ bv0 32))} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3065#(= (bvadd avg_~i~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:32,117 INFO L273 TraceCheckUtils]: 32: Hoare triple {3065#(= (bvadd avg_~i~0 (_ bv4294967295 32)) (_ bv0 32))} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3072#(= (bvadd avg_~i~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:32,117 INFO L273 TraceCheckUtils]: 33: Hoare triple {3072#(= (bvadd avg_~i~0 (_ bv4294967294 32)) (_ bv0 32))} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3072#(= (bvadd avg_~i~0 (_ bv4294967294 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:32,118 INFO L273 TraceCheckUtils]: 34: Hoare triple {3072#(= (bvadd avg_~i~0 (_ bv4294967294 32)) (_ bv0 32))} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3079#(= (bvadd avg_~i~0 (_ bv4294967293 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:32,118 INFO L273 TraceCheckUtils]: 35: Hoare triple {3079#(= (bvadd avg_~i~0 (_ bv4294967293 32)) (_ bv0 32))} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3079#(= (bvadd avg_~i~0 (_ bv4294967293 32)) (_ bv0 32))} is VALID [2018-11-23 10:21:32,118 INFO L273 TraceCheckUtils]: 36: Hoare triple {3079#(= (bvadd avg_~i~0 (_ bv4294967293 32)) (_ bv0 32))} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3086#(= (_ bv4 32) avg_~i~0)} is VALID [2018-11-23 10:21:32,119 INFO L273 TraceCheckUtils]: 37: Hoare triple {3086#(= (_ bv4 32) avg_~i~0)} assume !~bvslt32(~i~0, 10bv32); {2970#false} is VALID [2018-11-23 10:21:32,119 INFO L273 TraceCheckUtils]: 38: Hoare triple {2970#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {2970#false} is VALID [2018-11-23 10:21:32,119 INFO L273 TraceCheckUtils]: 39: Hoare triple {2970#false} assume true; {2970#false} is VALID [2018-11-23 10:21:32,119 INFO L268 TraceCheckUtils]: 40: Hoare quadruple {2970#false} {2969#true} #70#return; {2970#false} is VALID [2018-11-23 10:21:32,119 INFO L273 TraceCheckUtils]: 41: Hoare triple {2970#false} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {2970#false} is VALID [2018-11-23 10:21:32,119 INFO L256 TraceCheckUtils]: 42: Hoare triple {2970#false} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {2970#false} is VALID [2018-11-23 10:21:32,120 INFO L273 TraceCheckUtils]: 43: Hoare triple {2970#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {2970#false} is VALID [2018-11-23 10:21:32,120 INFO L273 TraceCheckUtils]: 44: Hoare triple {2970#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2970#false} is VALID [2018-11-23 10:21:32,120 INFO L273 TraceCheckUtils]: 45: Hoare triple {2970#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2970#false} is VALID [2018-11-23 10:21:32,120 INFO L273 TraceCheckUtils]: 46: Hoare triple {2970#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2970#false} is VALID [2018-11-23 10:21:32,120 INFO L273 TraceCheckUtils]: 47: Hoare triple {2970#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2970#false} is VALID [2018-11-23 10:21:32,121 INFO L273 TraceCheckUtils]: 48: Hoare triple {2970#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2970#false} is VALID [2018-11-23 10:21:32,121 INFO L273 TraceCheckUtils]: 49: Hoare triple {2970#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2970#false} is VALID [2018-11-23 10:21:32,121 INFO L273 TraceCheckUtils]: 50: Hoare triple {2970#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2970#false} is VALID [2018-11-23 10:21:32,121 INFO L273 TraceCheckUtils]: 51: Hoare triple {2970#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2970#false} is VALID [2018-11-23 10:21:32,121 INFO L273 TraceCheckUtils]: 52: Hoare triple {2970#false} assume !~bvslt32(~i~0, 10bv32); {2970#false} is VALID [2018-11-23 10:21:32,122 INFO L273 TraceCheckUtils]: 53: Hoare triple {2970#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {2970#false} is VALID [2018-11-23 10:21:32,122 INFO L273 TraceCheckUtils]: 54: Hoare triple {2970#false} assume true; {2970#false} is VALID [2018-11-23 10:21:32,122 INFO L268 TraceCheckUtils]: 55: Hoare quadruple {2970#false} {2970#false} #72#return; {2970#false} is VALID [2018-11-23 10:21:32,122 INFO L273 TraceCheckUtils]: 56: Hoare triple {2970#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {2970#false} is VALID [2018-11-23 10:21:32,122 INFO L273 TraceCheckUtils]: 57: Hoare triple {2970#false} assume !!~bvslt32(~i~2, 9bv32);call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~2))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~2)), 4bv32);havoc #t~mem10; {2970#false} is VALID [2018-11-23 10:21:32,123 INFO L273 TraceCheckUtils]: 58: Hoare triple {2970#false} #t~post9 := ~i~2;~i~2 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {2970#false} is VALID [2018-11-23 10:21:32,123 INFO L273 TraceCheckUtils]: 59: Hoare triple {2970#false} assume !~bvslt32(~i~2, 9bv32); {2970#false} is VALID [2018-11-23 10:21:32,123 INFO L273 TraceCheckUtils]: 60: Hoare triple {2970#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {2970#false} is VALID [2018-11-23 10:21:32,123 INFO L256 TraceCheckUtils]: 61: Hoare triple {2970#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {2970#false} is VALID [2018-11-23 10:21:32,123 INFO L273 TraceCheckUtils]: 62: Hoare triple {2970#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {2970#false} is VALID [2018-11-23 10:21:32,124 INFO L273 TraceCheckUtils]: 63: Hoare triple {2970#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2970#false} is VALID [2018-11-23 10:21:32,124 INFO L273 TraceCheckUtils]: 64: Hoare triple {2970#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2970#false} is VALID [2018-11-23 10:21:32,124 INFO L273 TraceCheckUtils]: 65: Hoare triple {2970#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2970#false} is VALID [2018-11-23 10:21:32,124 INFO L273 TraceCheckUtils]: 66: Hoare triple {2970#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2970#false} is VALID [2018-11-23 10:21:32,124 INFO L273 TraceCheckUtils]: 67: Hoare triple {2970#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2970#false} is VALID [2018-11-23 10:21:32,125 INFO L273 TraceCheckUtils]: 68: Hoare triple {2970#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2970#false} is VALID [2018-11-23 10:21:32,125 INFO L273 TraceCheckUtils]: 69: Hoare triple {2970#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2970#false} is VALID [2018-11-23 10:21:32,125 INFO L273 TraceCheckUtils]: 70: Hoare triple {2970#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2970#false} is VALID [2018-11-23 10:21:32,125 INFO L273 TraceCheckUtils]: 71: Hoare triple {2970#false} assume !~bvslt32(~i~0, 10bv32); {2970#false} is VALID [2018-11-23 10:21:32,125 INFO L273 TraceCheckUtils]: 72: Hoare triple {2970#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {2970#false} is VALID [2018-11-23 10:21:32,126 INFO L273 TraceCheckUtils]: 73: Hoare triple {2970#false} assume true; {2970#false} is VALID [2018-11-23 10:21:32,126 INFO L268 TraceCheckUtils]: 74: Hoare quadruple {2970#false} {2970#false} #74#return; {2970#false} is VALID [2018-11-23 10:21:32,126 INFO L273 TraceCheckUtils]: 75: Hoare triple {2970#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {2970#false} is VALID [2018-11-23 10:21:32,126 INFO L273 TraceCheckUtils]: 76: Hoare triple {2970#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {2970#false} is VALID [2018-11-23 10:21:32,126 INFO L273 TraceCheckUtils]: 77: Hoare triple {2970#false} assume !false; {2970#false} is VALID [2018-11-23 10:21:32,130 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 84 proven. 16 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-23 10:21:32,130 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:21:32,426 INFO L273 TraceCheckUtils]: 77: Hoare triple {2970#false} assume !false; {2970#false} is VALID [2018-11-23 10:21:32,427 INFO L273 TraceCheckUtils]: 76: Hoare triple {2970#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {2970#false} is VALID [2018-11-23 10:21:32,427 INFO L273 TraceCheckUtils]: 75: Hoare triple {2970#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {2970#false} is VALID [2018-11-23 10:21:32,427 INFO L268 TraceCheckUtils]: 74: Hoare quadruple {2969#true} {2970#false} #74#return; {2970#false} is VALID [2018-11-23 10:21:32,427 INFO L273 TraceCheckUtils]: 73: Hoare triple {2969#true} assume true; {2969#true} is VALID [2018-11-23 10:21:32,428 INFO L273 TraceCheckUtils]: 72: Hoare triple {2969#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {2969#true} is VALID [2018-11-23 10:21:32,428 INFO L273 TraceCheckUtils]: 71: Hoare triple {2969#true} assume !~bvslt32(~i~0, 10bv32); {2969#true} is VALID [2018-11-23 10:21:32,428 INFO L273 TraceCheckUtils]: 70: Hoare triple {2969#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2969#true} is VALID [2018-11-23 10:21:32,428 INFO L273 TraceCheckUtils]: 69: Hoare triple {2969#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2969#true} is VALID [2018-11-23 10:21:32,428 INFO L273 TraceCheckUtils]: 68: Hoare triple {2969#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2969#true} is VALID [2018-11-23 10:21:32,428 INFO L273 TraceCheckUtils]: 67: Hoare triple {2969#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2969#true} is VALID [2018-11-23 10:21:32,429 INFO L273 TraceCheckUtils]: 66: Hoare triple {2969#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2969#true} is VALID [2018-11-23 10:21:32,429 INFO L273 TraceCheckUtils]: 65: Hoare triple {2969#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2969#true} is VALID [2018-11-23 10:21:32,429 INFO L273 TraceCheckUtils]: 64: Hoare triple {2969#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2969#true} is VALID [2018-11-23 10:21:32,429 INFO L273 TraceCheckUtils]: 63: Hoare triple {2969#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2969#true} is VALID [2018-11-23 10:21:32,429 INFO L273 TraceCheckUtils]: 62: Hoare triple {2969#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {2969#true} is VALID [2018-11-23 10:21:32,429 INFO L256 TraceCheckUtils]: 61: Hoare triple {2970#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {2969#true} is VALID [2018-11-23 10:21:32,429 INFO L273 TraceCheckUtils]: 60: Hoare triple {2970#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {2970#false} is VALID [2018-11-23 10:21:32,430 INFO L273 TraceCheckUtils]: 59: Hoare triple {2970#false} assume !~bvslt32(~i~2, 9bv32); {2970#false} is VALID [2018-11-23 10:21:32,430 INFO L273 TraceCheckUtils]: 58: Hoare triple {2970#false} #t~post9 := ~i~2;~i~2 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {2970#false} is VALID [2018-11-23 10:21:32,430 INFO L273 TraceCheckUtils]: 57: Hoare triple {2970#false} assume !!~bvslt32(~i~2, 9bv32);call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~2))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~2)), 4bv32);havoc #t~mem10; {2970#false} is VALID [2018-11-23 10:21:32,430 INFO L273 TraceCheckUtils]: 56: Hoare triple {2970#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {2970#false} is VALID [2018-11-23 10:21:32,430 INFO L268 TraceCheckUtils]: 55: Hoare quadruple {2969#true} {2970#false} #72#return; {2970#false} is VALID [2018-11-23 10:21:32,430 INFO L273 TraceCheckUtils]: 54: Hoare triple {2969#true} assume true; {2969#true} is VALID [2018-11-23 10:21:32,431 INFO L273 TraceCheckUtils]: 53: Hoare triple {2969#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {2969#true} is VALID [2018-11-23 10:21:32,431 INFO L273 TraceCheckUtils]: 52: Hoare triple {2969#true} assume !~bvslt32(~i~0, 10bv32); {2969#true} is VALID [2018-11-23 10:21:32,431 INFO L273 TraceCheckUtils]: 51: Hoare triple {2969#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2969#true} is VALID [2018-11-23 10:21:32,431 INFO L273 TraceCheckUtils]: 50: Hoare triple {2969#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2969#true} is VALID [2018-11-23 10:21:32,431 INFO L273 TraceCheckUtils]: 49: Hoare triple {2969#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2969#true} is VALID [2018-11-23 10:21:32,431 INFO L273 TraceCheckUtils]: 48: Hoare triple {2969#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2969#true} is VALID [2018-11-23 10:21:32,432 INFO L273 TraceCheckUtils]: 47: Hoare triple {2969#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2969#true} is VALID [2018-11-23 10:21:32,432 INFO L273 TraceCheckUtils]: 46: Hoare triple {2969#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2969#true} is VALID [2018-11-23 10:21:32,432 INFO L273 TraceCheckUtils]: 45: Hoare triple {2969#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {2969#true} is VALID [2018-11-23 10:21:32,432 INFO L273 TraceCheckUtils]: 44: Hoare triple {2969#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {2969#true} is VALID [2018-11-23 10:21:32,433 INFO L273 TraceCheckUtils]: 43: Hoare triple {2969#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {2969#true} is VALID [2018-11-23 10:21:32,433 INFO L256 TraceCheckUtils]: 42: Hoare triple {2970#false} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {2969#true} is VALID [2018-11-23 10:21:32,433 INFO L273 TraceCheckUtils]: 41: Hoare triple {2970#false} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {2970#false} is VALID [2018-11-23 10:21:32,433 INFO L268 TraceCheckUtils]: 40: Hoare quadruple {2970#false} {2969#true} #70#return; {2970#false} is VALID [2018-11-23 10:21:32,433 INFO L273 TraceCheckUtils]: 39: Hoare triple {2970#false} assume true; {2970#false} is VALID [2018-11-23 10:21:32,434 INFO L273 TraceCheckUtils]: 38: Hoare triple {2970#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {2970#false} is VALID [2018-11-23 10:21:32,439 INFO L273 TraceCheckUtils]: 37: Hoare triple {3333#(bvslt avg_~i~0 (_ bv10 32))} assume !~bvslt32(~i~0, 10bv32); {2970#false} is VALID [2018-11-23 10:21:32,439 INFO L273 TraceCheckUtils]: 36: Hoare triple {3337#(bvslt (bvadd avg_~i~0 (_ bv1 32)) (_ bv10 32))} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3333#(bvslt avg_~i~0 (_ bv10 32))} is VALID [2018-11-23 10:21:32,440 INFO L273 TraceCheckUtils]: 35: Hoare triple {3337#(bvslt (bvadd avg_~i~0 (_ bv1 32)) (_ bv10 32))} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3337#(bvslt (bvadd avg_~i~0 (_ bv1 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:32,443 INFO L273 TraceCheckUtils]: 34: Hoare triple {3344#(bvslt (bvadd avg_~i~0 (_ bv2 32)) (_ bv10 32))} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3337#(bvslt (bvadd avg_~i~0 (_ bv1 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:32,444 INFO L273 TraceCheckUtils]: 33: Hoare triple {3344#(bvslt (bvadd avg_~i~0 (_ bv2 32)) (_ bv10 32))} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3344#(bvslt (bvadd avg_~i~0 (_ bv2 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:32,448 INFO L273 TraceCheckUtils]: 32: Hoare triple {3351#(bvslt (bvadd avg_~i~0 (_ bv3 32)) (_ bv10 32))} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3344#(bvslt (bvadd avg_~i~0 (_ bv2 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:32,448 INFO L273 TraceCheckUtils]: 31: Hoare triple {3351#(bvslt (bvadd avg_~i~0 (_ bv3 32)) (_ bv10 32))} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3351#(bvslt (bvadd avg_~i~0 (_ bv3 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:32,451 INFO L273 TraceCheckUtils]: 30: Hoare triple {3358#(bvslt (bvadd avg_~i~0 (_ bv4 32)) (_ bv10 32))} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3351#(bvslt (bvadd avg_~i~0 (_ bv3 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:32,451 INFO L273 TraceCheckUtils]: 29: Hoare triple {3358#(bvslt (bvadd avg_~i~0 (_ bv4 32)) (_ bv10 32))} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3358#(bvslt (bvadd avg_~i~0 (_ bv4 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:32,452 INFO L273 TraceCheckUtils]: 28: Hoare triple {2969#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {3358#(bvslt (bvadd avg_~i~0 (_ bv4 32)) (_ bv10 32))} is VALID [2018-11-23 10:21:32,452 INFO L256 TraceCheckUtils]: 27: Hoare triple {2969#true} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {2969#true} is VALID [2018-11-23 10:21:32,452 INFO L273 TraceCheckUtils]: 26: Hoare triple {2969#true} assume !~bvslt32(~i~1, 10bv32); {2969#true} is VALID [2018-11-23 10:21:32,452 INFO L273 TraceCheckUtils]: 25: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,452 INFO L273 TraceCheckUtils]: 24: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,453 INFO L273 TraceCheckUtils]: 23: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,453 INFO L273 TraceCheckUtils]: 22: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,453 INFO L273 TraceCheckUtils]: 21: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,453 INFO L273 TraceCheckUtils]: 20: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,453 INFO L273 TraceCheckUtils]: 19: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,453 INFO L273 TraceCheckUtils]: 18: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,453 INFO L273 TraceCheckUtils]: 17: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,454 INFO L273 TraceCheckUtils]: 16: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,454 INFO L273 TraceCheckUtils]: 15: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,454 INFO L273 TraceCheckUtils]: 14: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,454 INFO L273 TraceCheckUtils]: 13: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,454 INFO L273 TraceCheckUtils]: 12: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,454 INFO L273 TraceCheckUtils]: 11: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,455 INFO L273 TraceCheckUtils]: 10: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,455 INFO L273 TraceCheckUtils]: 9: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,455 INFO L273 TraceCheckUtils]: 8: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,455 INFO L273 TraceCheckUtils]: 7: Hoare triple {2969#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2969#true} is VALID [2018-11-23 10:21:32,455 INFO L273 TraceCheckUtils]: 6: Hoare triple {2969#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {2969#true} is VALID [2018-11-23 10:21:32,456 INFO L273 TraceCheckUtils]: 5: Hoare triple {2969#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {2969#true} is VALID [2018-11-23 10:21:32,456 INFO L256 TraceCheckUtils]: 4: Hoare triple {2969#true} call #t~ret12 := main(); {2969#true} is VALID [2018-11-23 10:21:32,456 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2969#true} {2969#true} #66#return; {2969#true} is VALID [2018-11-23 10:21:32,456 INFO L273 TraceCheckUtils]: 2: Hoare triple {2969#true} assume true; {2969#true} is VALID [2018-11-23 10:21:32,456 INFO L273 TraceCheckUtils]: 1: Hoare triple {2969#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {2969#true} is VALID [2018-11-23 10:21:32,456 INFO L256 TraceCheckUtils]: 0: Hoare triple {2969#true} call ULTIMATE.init(); {2969#true} is VALID [2018-11-23 10:21:32,460 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 0 proven. 104 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2018-11-23 10:21:32,468 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:21:32,468 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-23 10:21:32,469 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 78 [2018-11-23 10:21:32,470 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:21:32,471 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2018-11-23 10:21:32,751 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:32,751 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 10:21:32,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 10:21:32,751 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2018-11-23 10:21:32,751 INFO L87 Difference]: Start difference. First operand 53 states and 57 transitions. Second operand 12 states. [2018-11-23 10:21:34,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:34,871 INFO L93 Difference]: Finished difference Result 90 states and 105 transitions. [2018-11-23 10:21:34,871 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 10:21:34,871 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 78 [2018-11-23 10:21:34,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:21:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-23 10:21:34,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 77 transitions. [2018-11-23 10:21:34,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-23 10:21:34,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 77 transitions. [2018-11-23 10:21:34,876 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 77 transitions. [2018-11-23 10:21:35,163 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:35,165 INFO L225 Difference]: With dead ends: 90 [2018-11-23 10:21:35,165 INFO L226 Difference]: Without dead ends: 65 [2018-11-23 10:21:35,166 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2018-11-23 10:21:35,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-11-23 10:21:35,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2018-11-23 10:21:35,194 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:21:35,194 INFO L82 GeneralOperation]: Start isEquivalent. First operand 65 states. Second operand 65 states. [2018-11-23 10:21:35,194 INFO L74 IsIncluded]: Start isIncluded. First operand 65 states. Second operand 65 states. [2018-11-23 10:21:35,194 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 65 states. [2018-11-23 10:21:35,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:35,197 INFO L93 Difference]: Finished difference Result 65 states and 69 transitions. [2018-11-23 10:21:35,197 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 69 transitions. [2018-11-23 10:21:35,197 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:35,197 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:35,197 INFO L74 IsIncluded]: Start isIncluded. First operand 65 states. Second operand 65 states. [2018-11-23 10:21:35,197 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 65 states. [2018-11-23 10:21:35,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:35,200 INFO L93 Difference]: Finished difference Result 65 states and 69 transitions. [2018-11-23 10:21:35,200 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 69 transitions. [2018-11-23 10:21:35,200 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:35,200 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:35,200 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:21:35,200 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:21:35,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2018-11-23 10:21:35,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 69 transitions. [2018-11-23 10:21:35,202 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 69 transitions. Word has length 78 [2018-11-23 10:21:35,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:21:35,203 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 69 transitions. [2018-11-23 10:21:35,203 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 10:21:35,203 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 69 transitions. [2018-11-23 10:21:35,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2018-11-23 10:21:35,204 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:21:35,204 INFO L402 BasicCegarLoop]: trace histogram [30, 30, 10, 10, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:21:35,205 INFO L423 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:21:35,205 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:21:35,205 INFO L82 PathProgramCache]: Analyzing trace with hash -1388596151, now seen corresponding path program 2 times [2018-11-23 10:21:35,205 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:21:35,206 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:21:35,231 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 10:21:36,428 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 10:21:36,428 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:21:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:36,698 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:21:36,795 INFO L256 TraceCheckUtils]: 0: Hoare triple {3815#true} call ULTIMATE.init(); {3815#true} is VALID [2018-11-23 10:21:36,796 INFO L273 TraceCheckUtils]: 1: Hoare triple {3815#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {3815#true} is VALID [2018-11-23 10:21:36,796 INFO L273 TraceCheckUtils]: 2: Hoare triple {3815#true} assume true; {3815#true} is VALID [2018-11-23 10:21:36,796 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3815#true} {3815#true} #66#return; {3815#true} is VALID [2018-11-23 10:21:36,796 INFO L256 TraceCheckUtils]: 4: Hoare triple {3815#true} call #t~ret12 := main(); {3815#true} is VALID [2018-11-23 10:21:36,796 INFO L273 TraceCheckUtils]: 5: Hoare triple {3815#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {3815#true} is VALID [2018-11-23 10:21:36,797 INFO L273 TraceCheckUtils]: 6: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:36,797 INFO L273 TraceCheckUtils]: 7: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:36,797 INFO L273 TraceCheckUtils]: 8: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:36,797 INFO L273 TraceCheckUtils]: 9: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:36,797 INFO L273 TraceCheckUtils]: 10: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:36,798 INFO L273 TraceCheckUtils]: 11: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:36,798 INFO L273 TraceCheckUtils]: 12: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:36,798 INFO L273 TraceCheckUtils]: 13: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:36,798 INFO L273 TraceCheckUtils]: 14: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:36,798 INFO L273 TraceCheckUtils]: 15: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:36,798 INFO L273 TraceCheckUtils]: 16: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:36,798 INFO L273 TraceCheckUtils]: 17: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:36,798 INFO L273 TraceCheckUtils]: 18: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:36,799 INFO L273 TraceCheckUtils]: 19: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:36,799 INFO L273 TraceCheckUtils]: 20: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:36,799 INFO L273 TraceCheckUtils]: 21: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:36,799 INFO L273 TraceCheckUtils]: 22: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:36,799 INFO L273 TraceCheckUtils]: 23: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:36,799 INFO L273 TraceCheckUtils]: 24: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:36,799 INFO L273 TraceCheckUtils]: 25: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:36,799 INFO L273 TraceCheckUtils]: 26: Hoare triple {3815#true} assume !~bvslt32(~i~1, 10bv32); {3815#true} is VALID [2018-11-23 10:21:36,800 INFO L256 TraceCheckUtils]: 27: Hoare triple {3815#true} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {3815#true} is VALID [2018-11-23 10:21:36,800 INFO L273 TraceCheckUtils]: 28: Hoare triple {3815#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {3815#true} is VALID [2018-11-23 10:21:36,800 INFO L273 TraceCheckUtils]: 29: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,800 INFO L273 TraceCheckUtils]: 30: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,800 INFO L273 TraceCheckUtils]: 31: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,800 INFO L273 TraceCheckUtils]: 32: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,800 INFO L273 TraceCheckUtils]: 33: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,800 INFO L273 TraceCheckUtils]: 34: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,801 INFO L273 TraceCheckUtils]: 35: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,801 INFO L273 TraceCheckUtils]: 36: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,801 INFO L273 TraceCheckUtils]: 37: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,801 INFO L273 TraceCheckUtils]: 38: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,801 INFO L273 TraceCheckUtils]: 39: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,801 INFO L273 TraceCheckUtils]: 40: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,801 INFO L273 TraceCheckUtils]: 41: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,801 INFO L273 TraceCheckUtils]: 42: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,801 INFO L273 TraceCheckUtils]: 43: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,802 INFO L273 TraceCheckUtils]: 44: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,802 INFO L273 TraceCheckUtils]: 45: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,802 INFO L273 TraceCheckUtils]: 46: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,802 INFO L273 TraceCheckUtils]: 47: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,802 INFO L273 TraceCheckUtils]: 48: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,802 INFO L273 TraceCheckUtils]: 49: Hoare triple {3815#true} assume !~bvslt32(~i~0, 10bv32); {3815#true} is VALID [2018-11-23 10:21:36,803 INFO L273 TraceCheckUtils]: 50: Hoare triple {3815#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {3815#true} is VALID [2018-11-23 10:21:36,803 INFO L273 TraceCheckUtils]: 51: Hoare triple {3815#true} assume true; {3815#true} is VALID [2018-11-23 10:21:36,803 INFO L268 TraceCheckUtils]: 52: Hoare quadruple {3815#true} {3815#true} #70#return; {3815#true} is VALID [2018-11-23 10:21:36,803 INFO L273 TraceCheckUtils]: 53: Hoare triple {3815#true} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {3815#true} is VALID [2018-11-23 10:21:36,803 INFO L256 TraceCheckUtils]: 54: Hoare triple {3815#true} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {3815#true} is VALID [2018-11-23 10:21:36,803 INFO L273 TraceCheckUtils]: 55: Hoare triple {3815#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {3815#true} is VALID [2018-11-23 10:21:36,804 INFO L273 TraceCheckUtils]: 56: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,804 INFO L273 TraceCheckUtils]: 57: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,804 INFO L273 TraceCheckUtils]: 58: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,804 INFO L273 TraceCheckUtils]: 59: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,804 INFO L273 TraceCheckUtils]: 60: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,805 INFO L273 TraceCheckUtils]: 61: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,805 INFO L273 TraceCheckUtils]: 62: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,805 INFO L273 TraceCheckUtils]: 63: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,805 INFO L273 TraceCheckUtils]: 64: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,805 INFO L273 TraceCheckUtils]: 65: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,805 INFO L273 TraceCheckUtils]: 66: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,806 INFO L273 TraceCheckUtils]: 67: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,806 INFO L273 TraceCheckUtils]: 68: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,806 INFO L273 TraceCheckUtils]: 69: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,806 INFO L273 TraceCheckUtils]: 70: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,806 INFO L273 TraceCheckUtils]: 71: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,806 INFO L273 TraceCheckUtils]: 72: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,807 INFO L273 TraceCheckUtils]: 73: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,807 INFO L273 TraceCheckUtils]: 74: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,807 INFO L273 TraceCheckUtils]: 75: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,807 INFO L273 TraceCheckUtils]: 76: Hoare triple {3815#true} assume !~bvslt32(~i~0, 10bv32); {3815#true} is VALID [2018-11-23 10:21:36,807 INFO L273 TraceCheckUtils]: 77: Hoare triple {3815#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {3815#true} is VALID [2018-11-23 10:21:36,808 INFO L273 TraceCheckUtils]: 78: Hoare triple {3815#true} assume true; {3815#true} is VALID [2018-11-23 10:21:36,808 INFO L268 TraceCheckUtils]: 79: Hoare quadruple {3815#true} {3815#true} #72#return; {3815#true} is VALID [2018-11-23 10:21:36,824 INFO L273 TraceCheckUtils]: 80: Hoare triple {3815#true} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {4060#(= main_~i~2 (_ bv0 32))} is VALID [2018-11-23 10:21:36,825 INFO L273 TraceCheckUtils]: 81: Hoare triple {4060#(= main_~i~2 (_ bv0 32))} assume !!~bvslt32(~i~2, 9bv32);call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~2))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~2)), 4bv32);havoc #t~mem10; {4060#(= main_~i~2 (_ bv0 32))} is VALID [2018-11-23 10:21:36,825 INFO L273 TraceCheckUtils]: 82: Hoare triple {4060#(= main_~i~2 (_ bv0 32))} #t~post9 := ~i~2;~i~2 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {4067#(= (_ bv1 32) main_~i~2)} is VALID [2018-11-23 10:21:36,827 INFO L273 TraceCheckUtils]: 83: Hoare triple {4067#(= (_ bv1 32) main_~i~2)} assume !~bvslt32(~i~2, 9bv32); {3816#false} is VALID [2018-11-23 10:21:36,827 INFO L273 TraceCheckUtils]: 84: Hoare triple {3816#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {3816#false} is VALID [2018-11-23 10:21:36,827 INFO L256 TraceCheckUtils]: 85: Hoare triple {3816#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {3816#false} is VALID [2018-11-23 10:21:36,827 INFO L273 TraceCheckUtils]: 86: Hoare triple {3816#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {3816#false} is VALID [2018-11-23 10:21:36,827 INFO L273 TraceCheckUtils]: 87: Hoare triple {3816#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3816#false} is VALID [2018-11-23 10:21:36,827 INFO L273 TraceCheckUtils]: 88: Hoare triple {3816#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3816#false} is VALID [2018-11-23 10:21:36,827 INFO L273 TraceCheckUtils]: 89: Hoare triple {3816#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3816#false} is VALID [2018-11-23 10:21:36,828 INFO L273 TraceCheckUtils]: 90: Hoare triple {3816#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3816#false} is VALID [2018-11-23 10:21:36,828 INFO L273 TraceCheckUtils]: 91: Hoare triple {3816#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3816#false} is VALID [2018-11-23 10:21:36,828 INFO L273 TraceCheckUtils]: 92: Hoare triple {3816#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3816#false} is VALID [2018-11-23 10:21:36,828 INFO L273 TraceCheckUtils]: 93: Hoare triple {3816#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3816#false} is VALID [2018-11-23 10:21:36,828 INFO L273 TraceCheckUtils]: 94: Hoare triple {3816#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3816#false} is VALID [2018-11-23 10:21:36,828 INFO L273 TraceCheckUtils]: 95: Hoare triple {3816#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3816#false} is VALID [2018-11-23 10:21:36,828 INFO L273 TraceCheckUtils]: 96: Hoare triple {3816#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3816#false} is VALID [2018-11-23 10:21:36,828 INFO L273 TraceCheckUtils]: 97: Hoare triple {3816#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3816#false} is VALID [2018-11-23 10:21:36,829 INFO L273 TraceCheckUtils]: 98: Hoare triple {3816#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3816#false} is VALID [2018-11-23 10:21:36,829 INFO L273 TraceCheckUtils]: 99: Hoare triple {3816#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3816#false} is VALID [2018-11-23 10:21:36,829 INFO L273 TraceCheckUtils]: 100: Hoare triple {3816#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3816#false} is VALID [2018-11-23 10:21:36,829 INFO L273 TraceCheckUtils]: 101: Hoare triple {3816#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3816#false} is VALID [2018-11-23 10:21:36,829 INFO L273 TraceCheckUtils]: 102: Hoare triple {3816#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3816#false} is VALID [2018-11-23 10:21:36,829 INFO L273 TraceCheckUtils]: 103: Hoare triple {3816#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3816#false} is VALID [2018-11-23 10:21:36,829 INFO L273 TraceCheckUtils]: 104: Hoare triple {3816#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3816#false} is VALID [2018-11-23 10:21:36,829 INFO L273 TraceCheckUtils]: 105: Hoare triple {3816#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3816#false} is VALID [2018-11-23 10:21:36,830 INFO L273 TraceCheckUtils]: 106: Hoare triple {3816#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3816#false} is VALID [2018-11-23 10:21:36,830 INFO L273 TraceCheckUtils]: 107: Hoare triple {3816#false} assume !~bvslt32(~i~0, 10bv32); {3816#false} is VALID [2018-11-23 10:21:36,830 INFO L273 TraceCheckUtils]: 108: Hoare triple {3816#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {3816#false} is VALID [2018-11-23 10:21:36,830 INFO L273 TraceCheckUtils]: 109: Hoare triple {3816#false} assume true; {3816#false} is VALID [2018-11-23 10:21:36,830 INFO L268 TraceCheckUtils]: 110: Hoare quadruple {3816#false} {3816#false} #74#return; {3816#false} is VALID [2018-11-23 10:21:36,830 INFO L273 TraceCheckUtils]: 111: Hoare triple {3816#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {3816#false} is VALID [2018-11-23 10:21:36,830 INFO L273 TraceCheckUtils]: 112: Hoare triple {3816#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {3816#false} is VALID [2018-11-23 10:21:36,830 INFO L273 TraceCheckUtils]: 113: Hoare triple {3816#false} assume !false; {3816#false} is VALID [2018-11-23 10:21:36,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1076 backedges. 450 proven. 1 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2018-11-23 10:21:36,838 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:21:36,992 INFO L273 TraceCheckUtils]: 113: Hoare triple {3816#false} assume !false; {3816#false} is VALID [2018-11-23 10:21:36,992 INFO L273 TraceCheckUtils]: 112: Hoare triple {3816#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {3816#false} is VALID [2018-11-23 10:21:36,992 INFO L273 TraceCheckUtils]: 111: Hoare triple {3816#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {3816#false} is VALID [2018-11-23 10:21:36,993 INFO L268 TraceCheckUtils]: 110: Hoare quadruple {3815#true} {3816#false} #74#return; {3816#false} is VALID [2018-11-23 10:21:36,993 INFO L273 TraceCheckUtils]: 109: Hoare triple {3815#true} assume true; {3815#true} is VALID [2018-11-23 10:21:36,993 INFO L273 TraceCheckUtils]: 108: Hoare triple {3815#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {3815#true} is VALID [2018-11-23 10:21:36,993 INFO L273 TraceCheckUtils]: 107: Hoare triple {3815#true} assume !~bvslt32(~i~0, 10bv32); {3815#true} is VALID [2018-11-23 10:21:36,994 INFO L273 TraceCheckUtils]: 106: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,994 INFO L273 TraceCheckUtils]: 105: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,994 INFO L273 TraceCheckUtils]: 104: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,994 INFO L273 TraceCheckUtils]: 103: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,995 INFO L273 TraceCheckUtils]: 102: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,995 INFO L273 TraceCheckUtils]: 101: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,995 INFO L273 TraceCheckUtils]: 100: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,995 INFO L273 TraceCheckUtils]: 99: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,995 INFO L273 TraceCheckUtils]: 98: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,995 INFO L273 TraceCheckUtils]: 97: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,996 INFO L273 TraceCheckUtils]: 96: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,996 INFO L273 TraceCheckUtils]: 95: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,996 INFO L273 TraceCheckUtils]: 94: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,996 INFO L273 TraceCheckUtils]: 93: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,996 INFO L273 TraceCheckUtils]: 92: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,997 INFO L273 TraceCheckUtils]: 91: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,997 INFO L273 TraceCheckUtils]: 90: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,997 INFO L273 TraceCheckUtils]: 89: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,997 INFO L273 TraceCheckUtils]: 88: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:36,998 INFO L273 TraceCheckUtils]: 87: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:36,998 INFO L273 TraceCheckUtils]: 86: Hoare triple {3815#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {3815#true} is VALID [2018-11-23 10:21:36,998 INFO L256 TraceCheckUtils]: 85: Hoare triple {3816#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {3815#true} is VALID [2018-11-23 10:21:36,998 INFO L273 TraceCheckUtils]: 84: Hoare triple {3816#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {3816#false} is VALID [2018-11-23 10:21:37,018 INFO L273 TraceCheckUtils]: 83: Hoare triple {4251#(bvslt main_~i~2 (_ bv9 32))} assume !~bvslt32(~i~2, 9bv32); {3816#false} is VALID [2018-11-23 10:21:37,018 INFO L273 TraceCheckUtils]: 82: Hoare triple {4255#(bvslt (bvadd main_~i~2 (_ bv1 32)) (_ bv9 32))} #t~post9 := ~i~2;~i~2 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {4251#(bvslt main_~i~2 (_ bv9 32))} is VALID [2018-11-23 10:21:37,020 INFO L273 TraceCheckUtils]: 81: Hoare triple {4255#(bvslt (bvadd main_~i~2 (_ bv1 32)) (_ bv9 32))} assume !!~bvslt32(~i~2, 9bv32);call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~2))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~2)), 4bv32);havoc #t~mem10; {4255#(bvslt (bvadd main_~i~2 (_ bv1 32)) (_ bv9 32))} is VALID [2018-11-23 10:21:37,020 INFO L273 TraceCheckUtils]: 80: Hoare triple {3815#true} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {4255#(bvslt (bvadd main_~i~2 (_ bv1 32)) (_ bv9 32))} is VALID [2018-11-23 10:21:37,020 INFO L268 TraceCheckUtils]: 79: Hoare quadruple {3815#true} {3815#true} #72#return; {3815#true} is VALID [2018-11-23 10:21:37,021 INFO L273 TraceCheckUtils]: 78: Hoare triple {3815#true} assume true; {3815#true} is VALID [2018-11-23 10:21:37,021 INFO L273 TraceCheckUtils]: 77: Hoare triple {3815#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {3815#true} is VALID [2018-11-23 10:21:37,021 INFO L273 TraceCheckUtils]: 76: Hoare triple {3815#true} assume !~bvslt32(~i~0, 10bv32); {3815#true} is VALID [2018-11-23 10:21:37,021 INFO L273 TraceCheckUtils]: 75: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,021 INFO L273 TraceCheckUtils]: 74: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,022 INFO L273 TraceCheckUtils]: 73: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,022 INFO L273 TraceCheckUtils]: 72: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,022 INFO L273 TraceCheckUtils]: 71: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,022 INFO L273 TraceCheckUtils]: 70: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,022 INFO L273 TraceCheckUtils]: 69: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,023 INFO L273 TraceCheckUtils]: 68: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,023 INFO L273 TraceCheckUtils]: 67: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,023 INFO L273 TraceCheckUtils]: 66: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,023 INFO L273 TraceCheckUtils]: 65: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,023 INFO L273 TraceCheckUtils]: 64: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,024 INFO L273 TraceCheckUtils]: 63: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,024 INFO L273 TraceCheckUtils]: 62: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,024 INFO L273 TraceCheckUtils]: 61: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,024 INFO L273 TraceCheckUtils]: 60: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,024 INFO L273 TraceCheckUtils]: 59: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,024 INFO L273 TraceCheckUtils]: 58: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,024 INFO L273 TraceCheckUtils]: 57: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,025 INFO L273 TraceCheckUtils]: 56: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,025 INFO L273 TraceCheckUtils]: 55: Hoare triple {3815#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {3815#true} is VALID [2018-11-23 10:21:37,025 INFO L256 TraceCheckUtils]: 54: Hoare triple {3815#true} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {3815#true} is VALID [2018-11-23 10:21:37,025 INFO L273 TraceCheckUtils]: 53: Hoare triple {3815#true} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {3815#true} is VALID [2018-11-23 10:21:37,025 INFO L268 TraceCheckUtils]: 52: Hoare quadruple {3815#true} {3815#true} #70#return; {3815#true} is VALID [2018-11-23 10:21:37,025 INFO L273 TraceCheckUtils]: 51: Hoare triple {3815#true} assume true; {3815#true} is VALID [2018-11-23 10:21:37,026 INFO L273 TraceCheckUtils]: 50: Hoare triple {3815#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {3815#true} is VALID [2018-11-23 10:21:37,026 INFO L273 TraceCheckUtils]: 49: Hoare triple {3815#true} assume !~bvslt32(~i~0, 10bv32); {3815#true} is VALID [2018-11-23 10:21:37,026 INFO L273 TraceCheckUtils]: 48: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,026 INFO L273 TraceCheckUtils]: 47: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,026 INFO L273 TraceCheckUtils]: 46: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,027 INFO L273 TraceCheckUtils]: 45: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,027 INFO L273 TraceCheckUtils]: 44: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,027 INFO L273 TraceCheckUtils]: 43: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,027 INFO L273 TraceCheckUtils]: 42: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,027 INFO L273 TraceCheckUtils]: 41: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,027 INFO L273 TraceCheckUtils]: 40: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,028 INFO L273 TraceCheckUtils]: 39: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,028 INFO L273 TraceCheckUtils]: 38: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,028 INFO L273 TraceCheckUtils]: 37: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,028 INFO L273 TraceCheckUtils]: 36: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,028 INFO L273 TraceCheckUtils]: 35: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,029 INFO L273 TraceCheckUtils]: 34: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,029 INFO L273 TraceCheckUtils]: 33: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,029 INFO L273 TraceCheckUtils]: 32: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,029 INFO L273 TraceCheckUtils]: 31: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,029 INFO L273 TraceCheckUtils]: 30: Hoare triple {3815#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {3815#true} is VALID [2018-11-23 10:21:37,029 INFO L273 TraceCheckUtils]: 29: Hoare triple {3815#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {3815#true} is VALID [2018-11-23 10:21:37,030 INFO L273 TraceCheckUtils]: 28: Hoare triple {3815#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {3815#true} is VALID [2018-11-23 10:21:37,030 INFO L256 TraceCheckUtils]: 27: Hoare triple {3815#true} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {3815#true} is VALID [2018-11-23 10:21:37,030 INFO L273 TraceCheckUtils]: 26: Hoare triple {3815#true} assume !~bvslt32(~i~1, 10bv32); {3815#true} is VALID [2018-11-23 10:21:37,030 INFO L273 TraceCheckUtils]: 25: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:37,030 INFO L273 TraceCheckUtils]: 24: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:37,030 INFO L273 TraceCheckUtils]: 23: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:37,031 INFO L273 TraceCheckUtils]: 22: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:37,031 INFO L273 TraceCheckUtils]: 21: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:37,031 INFO L273 TraceCheckUtils]: 20: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:37,031 INFO L273 TraceCheckUtils]: 19: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:37,031 INFO L273 TraceCheckUtils]: 18: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:37,031 INFO L273 TraceCheckUtils]: 17: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:37,032 INFO L273 TraceCheckUtils]: 16: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:37,032 INFO L273 TraceCheckUtils]: 15: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:37,032 INFO L273 TraceCheckUtils]: 14: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:37,032 INFO L273 TraceCheckUtils]: 13: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:37,032 INFO L273 TraceCheckUtils]: 12: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:37,032 INFO L273 TraceCheckUtils]: 11: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:37,033 INFO L273 TraceCheckUtils]: 10: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:37,033 INFO L273 TraceCheckUtils]: 9: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:37,033 INFO L273 TraceCheckUtils]: 8: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:37,033 INFO L273 TraceCheckUtils]: 7: Hoare triple {3815#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3815#true} is VALID [2018-11-23 10:21:37,033 INFO L273 TraceCheckUtils]: 6: Hoare triple {3815#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {3815#true} is VALID [2018-11-23 10:21:37,034 INFO L273 TraceCheckUtils]: 5: Hoare triple {3815#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {3815#true} is VALID [2018-11-23 10:21:37,034 INFO L256 TraceCheckUtils]: 4: Hoare triple {3815#true} call #t~ret12 := main(); {3815#true} is VALID [2018-11-23 10:21:37,034 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3815#true} {3815#true} #66#return; {3815#true} is VALID [2018-11-23 10:21:37,034 INFO L273 TraceCheckUtils]: 2: Hoare triple {3815#true} assume true; {3815#true} is VALID [2018-11-23 10:21:37,034 INFO L273 TraceCheckUtils]: 1: Hoare triple {3815#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {3815#true} is VALID [2018-11-23 10:21:37,034 INFO L256 TraceCheckUtils]: 0: Hoare triple {3815#true} call ULTIMATE.init(); {3815#true} is VALID [2018-11-23 10:21:37,041 INFO L134 CoverageAnalysis]: Checked inductivity of 1076 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2018-11-23 10:21:37,050 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:21:37,051 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2018-11-23 10:21:37,051 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 114 [2018-11-23 10:21:37,052 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:21:37,052 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-23 10:21:37,315 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:37,315 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 10:21:37,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 10:21:37,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-11-23 10:21:37,316 INFO L87 Difference]: Start difference. First operand 65 states and 69 transitions. Second operand 6 states. [2018-11-23 10:21:38,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:38,004 INFO L93 Difference]: Finished difference Result 102 states and 109 transitions. [2018-11-23 10:21:38,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 10:21:38,004 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 114 [2018-11-23 10:21:38,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:21:38,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 10:21:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 52 transitions. [2018-11-23 10:21:38,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 10:21:38,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 52 transitions. [2018-11-23 10:21:38,007 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 52 transitions. [2018-11-23 10:21:38,252 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:38,254 INFO L225 Difference]: With dead ends: 102 [2018-11-23 10:21:38,254 INFO L226 Difference]: Without dead ends: 71 [2018-11-23 10:21:38,255 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2018-11-23 10:21:38,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2018-11-23 10:21:38,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2018-11-23 10:21:38,289 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:21:38,289 INFO L82 GeneralOperation]: Start isEquivalent. First operand 71 states. Second operand 71 states. [2018-11-23 10:21:38,289 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand 71 states. [2018-11-23 10:21:38,290 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 71 states. [2018-11-23 10:21:38,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:38,293 INFO L93 Difference]: Finished difference Result 71 states and 75 transitions. [2018-11-23 10:21:38,293 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2018-11-23 10:21:38,293 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:38,293 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:38,294 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand 71 states. [2018-11-23 10:21:38,294 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 71 states. [2018-11-23 10:21:38,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:38,296 INFO L93 Difference]: Finished difference Result 71 states and 75 transitions. [2018-11-23 10:21:38,296 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2018-11-23 10:21:38,296 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:38,296 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:38,297 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:21:38,297 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:21:38,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-11-23 10:21:38,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 75 transitions. [2018-11-23 10:21:38,299 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 75 transitions. Word has length 114 [2018-11-23 10:21:38,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:21:38,299 INFO L480 AbstractCegarLoop]: Abstraction has 71 states and 75 transitions. [2018-11-23 10:21:38,299 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 10:21:38,300 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2018-11-23 10:21:38,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-11-23 10:21:38,301 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:21:38,301 INFO L402 BasicCegarLoop]: trace histogram [30, 30, 10, 10, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:21:38,301 INFO L423 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:21:38,302 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:21:38,302 INFO L82 PathProgramCache]: Analyzing trace with hash 239099331, now seen corresponding path program 3 times [2018-11-23 10:21:38,302 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:21:38,302 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 11 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:21:38,333 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-23 10:21:46,112 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2018-11-23 10:21:46,112 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:21:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:21:46,318 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:21:46,455 INFO L256 TraceCheckUtils]: 0: Hoare triple {4904#true} call ULTIMATE.init(); {4904#true} is VALID [2018-11-23 10:21:46,455 INFO L273 TraceCheckUtils]: 1: Hoare triple {4904#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {4904#true} is VALID [2018-11-23 10:21:46,455 INFO L273 TraceCheckUtils]: 2: Hoare triple {4904#true} assume true; {4904#true} is VALID [2018-11-23 10:21:46,455 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {4904#true} {4904#true} #66#return; {4904#true} is VALID [2018-11-23 10:21:46,455 INFO L256 TraceCheckUtils]: 4: Hoare triple {4904#true} call #t~ret12 := main(); {4904#true} is VALID [2018-11-23 10:21:46,456 INFO L273 TraceCheckUtils]: 5: Hoare triple {4904#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {4904#true} is VALID [2018-11-23 10:21:46,456 INFO L273 TraceCheckUtils]: 6: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,456 INFO L273 TraceCheckUtils]: 7: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,456 INFO L273 TraceCheckUtils]: 8: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,456 INFO L273 TraceCheckUtils]: 9: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,456 INFO L273 TraceCheckUtils]: 10: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,456 INFO L273 TraceCheckUtils]: 11: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,456 INFO L273 TraceCheckUtils]: 12: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,457 INFO L273 TraceCheckUtils]: 13: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,457 INFO L273 TraceCheckUtils]: 14: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,457 INFO L273 TraceCheckUtils]: 15: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,457 INFO L273 TraceCheckUtils]: 16: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,457 INFO L273 TraceCheckUtils]: 17: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,457 INFO L273 TraceCheckUtils]: 18: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,457 INFO L273 TraceCheckUtils]: 19: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,457 INFO L273 TraceCheckUtils]: 20: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,458 INFO L273 TraceCheckUtils]: 21: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,458 INFO L273 TraceCheckUtils]: 22: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,458 INFO L273 TraceCheckUtils]: 23: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,458 INFO L273 TraceCheckUtils]: 24: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,458 INFO L273 TraceCheckUtils]: 25: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,458 INFO L273 TraceCheckUtils]: 26: Hoare triple {4904#true} assume !~bvslt32(~i~1, 10bv32); {4904#true} is VALID [2018-11-23 10:21:46,458 INFO L256 TraceCheckUtils]: 27: Hoare triple {4904#true} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {4904#true} is VALID [2018-11-23 10:21:46,458 INFO L273 TraceCheckUtils]: 28: Hoare triple {4904#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {4904#true} is VALID [2018-11-23 10:21:46,459 INFO L273 TraceCheckUtils]: 29: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,459 INFO L273 TraceCheckUtils]: 30: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,459 INFO L273 TraceCheckUtils]: 31: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,459 INFO L273 TraceCheckUtils]: 32: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,459 INFO L273 TraceCheckUtils]: 33: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,459 INFO L273 TraceCheckUtils]: 34: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,459 INFO L273 TraceCheckUtils]: 35: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,459 INFO L273 TraceCheckUtils]: 36: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,460 INFO L273 TraceCheckUtils]: 37: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,460 INFO L273 TraceCheckUtils]: 38: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,460 INFO L273 TraceCheckUtils]: 39: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,460 INFO L273 TraceCheckUtils]: 40: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,460 INFO L273 TraceCheckUtils]: 41: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,460 INFO L273 TraceCheckUtils]: 42: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,460 INFO L273 TraceCheckUtils]: 43: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,460 INFO L273 TraceCheckUtils]: 44: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,460 INFO L273 TraceCheckUtils]: 45: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,461 INFO L273 TraceCheckUtils]: 46: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,461 INFO L273 TraceCheckUtils]: 47: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,461 INFO L273 TraceCheckUtils]: 48: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,461 INFO L273 TraceCheckUtils]: 49: Hoare triple {4904#true} assume !~bvslt32(~i~0, 10bv32); {4904#true} is VALID [2018-11-23 10:21:46,461 INFO L273 TraceCheckUtils]: 50: Hoare triple {4904#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {4904#true} is VALID [2018-11-23 10:21:46,461 INFO L273 TraceCheckUtils]: 51: Hoare triple {4904#true} assume true; {4904#true} is VALID [2018-11-23 10:21:46,461 INFO L268 TraceCheckUtils]: 52: Hoare quadruple {4904#true} {4904#true} #70#return; {4904#true} is VALID [2018-11-23 10:21:46,461 INFO L273 TraceCheckUtils]: 53: Hoare triple {4904#true} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {4904#true} is VALID [2018-11-23 10:21:46,462 INFO L256 TraceCheckUtils]: 54: Hoare triple {4904#true} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {4904#true} is VALID [2018-11-23 10:21:46,462 INFO L273 TraceCheckUtils]: 55: Hoare triple {4904#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {4904#true} is VALID [2018-11-23 10:21:46,462 INFO L273 TraceCheckUtils]: 56: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,462 INFO L273 TraceCheckUtils]: 57: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,462 INFO L273 TraceCheckUtils]: 58: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,462 INFO L273 TraceCheckUtils]: 59: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,462 INFO L273 TraceCheckUtils]: 60: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,462 INFO L273 TraceCheckUtils]: 61: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,463 INFO L273 TraceCheckUtils]: 62: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,463 INFO L273 TraceCheckUtils]: 63: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,463 INFO L273 TraceCheckUtils]: 64: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,463 INFO L273 TraceCheckUtils]: 65: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,463 INFO L273 TraceCheckUtils]: 66: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,463 INFO L273 TraceCheckUtils]: 67: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,463 INFO L273 TraceCheckUtils]: 68: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,464 INFO L273 TraceCheckUtils]: 69: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,464 INFO L273 TraceCheckUtils]: 70: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,464 INFO L273 TraceCheckUtils]: 71: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,464 INFO L273 TraceCheckUtils]: 72: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,464 INFO L273 TraceCheckUtils]: 73: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,464 INFO L273 TraceCheckUtils]: 74: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,465 INFO L273 TraceCheckUtils]: 75: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,465 INFO L273 TraceCheckUtils]: 76: Hoare triple {4904#true} assume !~bvslt32(~i~0, 10bv32); {4904#true} is VALID [2018-11-23 10:21:46,465 INFO L273 TraceCheckUtils]: 77: Hoare triple {4904#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {4904#true} is VALID [2018-11-23 10:21:46,465 INFO L273 TraceCheckUtils]: 78: Hoare triple {4904#true} assume true; {4904#true} is VALID [2018-11-23 10:21:46,465 INFO L268 TraceCheckUtils]: 79: Hoare quadruple {4904#true} {4904#true} #72#return; {4904#true} is VALID [2018-11-23 10:21:46,473 INFO L273 TraceCheckUtils]: 80: Hoare triple {4904#true} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {5149#(= main_~i~2 (_ bv0 32))} is VALID [2018-11-23 10:21:46,474 INFO L273 TraceCheckUtils]: 81: Hoare triple {5149#(= main_~i~2 (_ bv0 32))} assume !!~bvslt32(~i~2, 9bv32);call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~2))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~2)), 4bv32);havoc #t~mem10; {5149#(= main_~i~2 (_ bv0 32))} is VALID [2018-11-23 10:21:46,474 INFO L273 TraceCheckUtils]: 82: Hoare triple {5149#(= main_~i~2 (_ bv0 32))} #t~post9 := ~i~2;~i~2 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {5156#(= (_ bv1 32) main_~i~2)} is VALID [2018-11-23 10:21:46,475 INFO L273 TraceCheckUtils]: 83: Hoare triple {5156#(= (_ bv1 32) main_~i~2)} assume !!~bvslt32(~i~2, 9bv32);call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~2))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~2)), 4bv32);havoc #t~mem10; {5156#(= (_ bv1 32) main_~i~2)} is VALID [2018-11-23 10:21:46,475 INFO L273 TraceCheckUtils]: 84: Hoare triple {5156#(= (_ bv1 32) main_~i~2)} #t~post9 := ~i~2;~i~2 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {5163#(= (_ bv2 32) main_~i~2)} is VALID [2018-11-23 10:21:46,475 INFO L273 TraceCheckUtils]: 85: Hoare triple {5163#(= (_ bv2 32) main_~i~2)} assume !!~bvslt32(~i~2, 9bv32);call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~2))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~2)), 4bv32);havoc #t~mem10; {5163#(= (_ bv2 32) main_~i~2)} is VALID [2018-11-23 10:21:46,476 INFO L273 TraceCheckUtils]: 86: Hoare triple {5163#(= (_ bv2 32) main_~i~2)} #t~post9 := ~i~2;~i~2 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {5170#(= (_ bv3 32) main_~i~2)} is VALID [2018-11-23 10:21:46,476 INFO L273 TraceCheckUtils]: 87: Hoare triple {5170#(= (_ bv3 32) main_~i~2)} assume !!~bvslt32(~i~2, 9bv32);call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~2))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~2)), 4bv32);havoc #t~mem10; {5170#(= (_ bv3 32) main_~i~2)} is VALID [2018-11-23 10:21:46,477 INFO L273 TraceCheckUtils]: 88: Hoare triple {5170#(= (_ bv3 32) main_~i~2)} #t~post9 := ~i~2;~i~2 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {5177#(= (_ bv4 32) main_~i~2)} is VALID [2018-11-23 10:21:46,477 INFO L273 TraceCheckUtils]: 89: Hoare triple {5177#(= (_ bv4 32) main_~i~2)} assume !~bvslt32(~i~2, 9bv32); {4905#false} is VALID [2018-11-23 10:21:46,477 INFO L273 TraceCheckUtils]: 90: Hoare triple {4905#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {4905#false} is VALID [2018-11-23 10:21:46,477 INFO L256 TraceCheckUtils]: 91: Hoare triple {4905#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {4905#false} is VALID [2018-11-23 10:21:46,477 INFO L273 TraceCheckUtils]: 92: Hoare triple {4905#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {4905#false} is VALID [2018-11-23 10:21:46,477 INFO L273 TraceCheckUtils]: 93: Hoare triple {4905#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4905#false} is VALID [2018-11-23 10:21:46,478 INFO L273 TraceCheckUtils]: 94: Hoare triple {4905#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4905#false} is VALID [2018-11-23 10:21:46,478 INFO L273 TraceCheckUtils]: 95: Hoare triple {4905#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4905#false} is VALID [2018-11-23 10:21:46,478 INFO L273 TraceCheckUtils]: 96: Hoare triple {4905#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4905#false} is VALID [2018-11-23 10:21:46,478 INFO L273 TraceCheckUtils]: 97: Hoare triple {4905#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4905#false} is VALID [2018-11-23 10:21:46,478 INFO L273 TraceCheckUtils]: 98: Hoare triple {4905#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4905#false} is VALID [2018-11-23 10:21:46,479 INFO L273 TraceCheckUtils]: 99: Hoare triple {4905#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4905#false} is VALID [2018-11-23 10:21:46,479 INFO L273 TraceCheckUtils]: 100: Hoare triple {4905#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4905#false} is VALID [2018-11-23 10:21:46,479 INFO L273 TraceCheckUtils]: 101: Hoare triple {4905#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4905#false} is VALID [2018-11-23 10:21:46,479 INFO L273 TraceCheckUtils]: 102: Hoare triple {4905#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4905#false} is VALID [2018-11-23 10:21:46,479 INFO L273 TraceCheckUtils]: 103: Hoare triple {4905#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4905#false} is VALID [2018-11-23 10:21:46,479 INFO L273 TraceCheckUtils]: 104: Hoare triple {4905#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4905#false} is VALID [2018-11-23 10:21:46,480 INFO L273 TraceCheckUtils]: 105: Hoare triple {4905#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4905#false} is VALID [2018-11-23 10:21:46,480 INFO L273 TraceCheckUtils]: 106: Hoare triple {4905#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4905#false} is VALID [2018-11-23 10:21:46,480 INFO L273 TraceCheckUtils]: 107: Hoare triple {4905#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4905#false} is VALID [2018-11-23 10:21:46,480 INFO L273 TraceCheckUtils]: 108: Hoare triple {4905#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4905#false} is VALID [2018-11-23 10:21:46,480 INFO L273 TraceCheckUtils]: 109: Hoare triple {4905#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4905#false} is VALID [2018-11-23 10:21:46,481 INFO L273 TraceCheckUtils]: 110: Hoare triple {4905#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4905#false} is VALID [2018-11-23 10:21:46,481 INFO L273 TraceCheckUtils]: 111: Hoare triple {4905#false} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4905#false} is VALID [2018-11-23 10:21:46,481 INFO L273 TraceCheckUtils]: 112: Hoare triple {4905#false} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4905#false} is VALID [2018-11-23 10:21:46,481 INFO L273 TraceCheckUtils]: 113: Hoare triple {4905#false} assume !~bvslt32(~i~0, 10bv32); {4905#false} is VALID [2018-11-23 10:21:46,481 INFO L273 TraceCheckUtils]: 114: Hoare triple {4905#false} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {4905#false} is VALID [2018-11-23 10:21:46,481 INFO L273 TraceCheckUtils]: 115: Hoare triple {4905#false} assume true; {4905#false} is VALID [2018-11-23 10:21:46,481 INFO L268 TraceCheckUtils]: 116: Hoare quadruple {4905#false} {4905#false} #74#return; {4905#false} is VALID [2018-11-23 10:21:46,481 INFO L273 TraceCheckUtils]: 117: Hoare triple {4905#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {4905#false} is VALID [2018-11-23 10:21:46,482 INFO L273 TraceCheckUtils]: 118: Hoare triple {4905#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {4905#false} is VALID [2018-11-23 10:21:46,482 INFO L273 TraceCheckUtils]: 119: Hoare triple {4905#false} assume !false; {4905#false} is VALID [2018-11-23 10:21:46,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1091 backedges. 450 proven. 16 refuted. 0 times theorem prover too weak. 625 trivial. 0 not checked. [2018-11-23 10:21:46,489 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:21:46,952 INFO L273 TraceCheckUtils]: 119: Hoare triple {4905#false} assume !false; {4905#false} is VALID [2018-11-23 10:21:46,952 INFO L273 TraceCheckUtils]: 118: Hoare triple {4905#false} assume ~ret~1 != ~ret2~0 || ~ret~1 != ~ret5~0; {4905#false} is VALID [2018-11-23 10:21:46,952 INFO L273 TraceCheckUtils]: 117: Hoare triple {4905#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {4905#false} is VALID [2018-11-23 10:21:46,953 INFO L268 TraceCheckUtils]: 116: Hoare quadruple {4904#true} {4905#false} #74#return; {4905#false} is VALID [2018-11-23 10:21:46,953 INFO L273 TraceCheckUtils]: 115: Hoare triple {4904#true} assume true; {4904#true} is VALID [2018-11-23 10:21:46,953 INFO L273 TraceCheckUtils]: 114: Hoare triple {4904#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {4904#true} is VALID [2018-11-23 10:21:46,953 INFO L273 TraceCheckUtils]: 113: Hoare triple {4904#true} assume !~bvslt32(~i~0, 10bv32); {4904#true} is VALID [2018-11-23 10:21:46,953 INFO L273 TraceCheckUtils]: 112: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,953 INFO L273 TraceCheckUtils]: 111: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,953 INFO L273 TraceCheckUtils]: 110: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,953 INFO L273 TraceCheckUtils]: 109: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,954 INFO L273 TraceCheckUtils]: 108: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,954 INFO L273 TraceCheckUtils]: 107: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,954 INFO L273 TraceCheckUtils]: 106: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,954 INFO L273 TraceCheckUtils]: 105: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,954 INFO L273 TraceCheckUtils]: 104: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,954 INFO L273 TraceCheckUtils]: 103: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,954 INFO L273 TraceCheckUtils]: 102: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,954 INFO L273 TraceCheckUtils]: 101: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,955 INFO L273 TraceCheckUtils]: 100: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,955 INFO L273 TraceCheckUtils]: 99: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,955 INFO L273 TraceCheckUtils]: 98: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,955 INFO L273 TraceCheckUtils]: 97: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,955 INFO L273 TraceCheckUtils]: 96: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,955 INFO L273 TraceCheckUtils]: 95: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,956 INFO L273 TraceCheckUtils]: 94: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,956 INFO L273 TraceCheckUtils]: 93: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,956 INFO L273 TraceCheckUtils]: 92: Hoare triple {4904#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {4904#true} is VALID [2018-11-23 10:21:46,956 INFO L256 TraceCheckUtils]: 91: Hoare triple {4905#false} call #t~ret11 := avg(~#x~0.base, ~#x~0.offset); {4904#true} is VALID [2018-11-23 10:21:46,956 INFO L273 TraceCheckUtils]: 90: Hoare triple {4905#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(36bv32, ~#x~0.offset), 4bv32); {4905#false} is VALID [2018-11-23 10:21:46,956 INFO L273 TraceCheckUtils]: 89: Hoare triple {5361#(bvslt main_~i~2 (_ bv9 32))} assume !~bvslt32(~i~2, 9bv32); {4905#false} is VALID [2018-11-23 10:21:46,957 INFO L273 TraceCheckUtils]: 88: Hoare triple {5365#(bvslt (bvadd main_~i~2 (_ bv1 32)) (_ bv9 32))} #t~post9 := ~i~2;~i~2 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {5361#(bvslt main_~i~2 (_ bv9 32))} is VALID [2018-11-23 10:21:46,957 INFO L273 TraceCheckUtils]: 87: Hoare triple {5365#(bvslt (bvadd main_~i~2 (_ bv1 32)) (_ bv9 32))} assume !!~bvslt32(~i~2, 9bv32);call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~2))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~2)), 4bv32);havoc #t~mem10; {5365#(bvslt (bvadd main_~i~2 (_ bv1 32)) (_ bv9 32))} is VALID [2018-11-23 10:21:46,962 INFO L273 TraceCheckUtils]: 86: Hoare triple {5372#(bvslt (bvadd main_~i~2 (_ bv2 32)) (_ bv9 32))} #t~post9 := ~i~2;~i~2 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {5365#(bvslt (bvadd main_~i~2 (_ bv1 32)) (_ bv9 32))} is VALID [2018-11-23 10:21:46,963 INFO L273 TraceCheckUtils]: 85: Hoare triple {5372#(bvslt (bvadd main_~i~2 (_ bv2 32)) (_ bv9 32))} assume !!~bvslt32(~i~2, 9bv32);call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~2))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~2)), 4bv32);havoc #t~mem10; {5372#(bvslt (bvadd main_~i~2 (_ bv2 32)) (_ bv9 32))} is VALID [2018-11-23 10:21:46,966 INFO L273 TraceCheckUtils]: 84: Hoare triple {5379#(bvslt (bvadd main_~i~2 (_ bv3 32)) (_ bv9 32))} #t~post9 := ~i~2;~i~2 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {5372#(bvslt (bvadd main_~i~2 (_ bv2 32)) (_ bv9 32))} is VALID [2018-11-23 10:21:46,966 INFO L273 TraceCheckUtils]: 83: Hoare triple {5379#(bvslt (bvadd main_~i~2 (_ bv3 32)) (_ bv9 32))} assume !!~bvslt32(~i~2, 9bv32);call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~2))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~2)), 4bv32);havoc #t~mem10; {5379#(bvslt (bvadd main_~i~2 (_ bv3 32)) (_ bv9 32))} is VALID [2018-11-23 10:21:46,969 INFO L273 TraceCheckUtils]: 82: Hoare triple {5386#(bvslt (bvadd main_~i~2 (_ bv4 32)) (_ bv9 32))} #t~post9 := ~i~2;~i~2 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {5379#(bvslt (bvadd main_~i~2 (_ bv3 32)) (_ bv9 32))} is VALID [2018-11-23 10:21:46,969 INFO L273 TraceCheckUtils]: 81: Hoare triple {5386#(bvslt (bvadd main_~i~2 (_ bv4 32)) (_ bv9 32))} assume !!~bvslt32(~i~2, 9bv32);call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~2))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~2)), 4bv32);havoc #t~mem10; {5386#(bvslt (bvadd main_~i~2 (_ bv4 32)) (_ bv9 32))} is VALID [2018-11-23 10:21:46,970 INFO L273 TraceCheckUtils]: 80: Hoare triple {4904#true} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~2 := 0bv32; {5386#(bvslt (bvadd main_~i~2 (_ bv4 32)) (_ bv9 32))} is VALID [2018-11-23 10:21:46,970 INFO L268 TraceCheckUtils]: 79: Hoare quadruple {4904#true} {4904#true} #72#return; {4904#true} is VALID [2018-11-23 10:21:46,970 INFO L273 TraceCheckUtils]: 78: Hoare triple {4904#true} assume true; {4904#true} is VALID [2018-11-23 10:21:46,970 INFO L273 TraceCheckUtils]: 77: Hoare triple {4904#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {4904#true} is VALID [2018-11-23 10:21:46,970 INFO L273 TraceCheckUtils]: 76: Hoare triple {4904#true} assume !~bvslt32(~i~0, 10bv32); {4904#true} is VALID [2018-11-23 10:21:46,971 INFO L273 TraceCheckUtils]: 75: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,971 INFO L273 TraceCheckUtils]: 74: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,971 INFO L273 TraceCheckUtils]: 73: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,971 INFO L273 TraceCheckUtils]: 72: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,971 INFO L273 TraceCheckUtils]: 71: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,971 INFO L273 TraceCheckUtils]: 70: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,971 INFO L273 TraceCheckUtils]: 69: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,971 INFO L273 TraceCheckUtils]: 68: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,972 INFO L273 TraceCheckUtils]: 67: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,972 INFO L273 TraceCheckUtils]: 66: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,972 INFO L273 TraceCheckUtils]: 65: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,972 INFO L273 TraceCheckUtils]: 64: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,972 INFO L273 TraceCheckUtils]: 63: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,972 INFO L273 TraceCheckUtils]: 62: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,972 INFO L273 TraceCheckUtils]: 61: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,972 INFO L273 TraceCheckUtils]: 60: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,973 INFO L273 TraceCheckUtils]: 59: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,973 INFO L273 TraceCheckUtils]: 58: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,973 INFO L273 TraceCheckUtils]: 57: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,973 INFO L273 TraceCheckUtils]: 56: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,973 INFO L273 TraceCheckUtils]: 55: Hoare triple {4904#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {4904#true} is VALID [2018-11-23 10:21:46,973 INFO L256 TraceCheckUtils]: 54: Hoare triple {4904#true} call #t~ret7 := avg(~#x~0.base, ~#x~0.offset); {4904#true} is VALID [2018-11-23 10:21:46,973 INFO L273 TraceCheckUtils]: 53: Hoare triple {4904#true} ~ret~1 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {4904#true} is VALID [2018-11-23 10:21:46,973 INFO L268 TraceCheckUtils]: 52: Hoare quadruple {4904#true} {4904#true} #70#return; {4904#true} is VALID [2018-11-23 10:21:46,974 INFO L273 TraceCheckUtils]: 51: Hoare triple {4904#true} assume true; {4904#true} is VALID [2018-11-23 10:21:46,974 INFO L273 TraceCheckUtils]: 50: Hoare triple {4904#true} #res := ~bvsdiv64(~ret~0, ~sign_extendFrom32To64(10bv32))[32:0]; {4904#true} is VALID [2018-11-23 10:21:46,974 INFO L273 TraceCheckUtils]: 49: Hoare triple {4904#true} assume !~bvslt32(~i~0, 10bv32); {4904#true} is VALID [2018-11-23 10:21:46,974 INFO L273 TraceCheckUtils]: 48: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,974 INFO L273 TraceCheckUtils]: 47: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,974 INFO L273 TraceCheckUtils]: 46: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,974 INFO L273 TraceCheckUtils]: 45: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,974 INFO L273 TraceCheckUtils]: 44: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,974 INFO L273 TraceCheckUtils]: 43: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,975 INFO L273 TraceCheckUtils]: 42: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,975 INFO L273 TraceCheckUtils]: 41: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,975 INFO L273 TraceCheckUtils]: 40: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,975 INFO L273 TraceCheckUtils]: 39: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,975 INFO L273 TraceCheckUtils]: 38: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,975 INFO L273 TraceCheckUtils]: 37: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,975 INFO L273 TraceCheckUtils]: 36: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,975 INFO L273 TraceCheckUtils]: 35: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,976 INFO L273 TraceCheckUtils]: 34: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,976 INFO L273 TraceCheckUtils]: 33: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,976 INFO L273 TraceCheckUtils]: 32: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,976 INFO L273 TraceCheckUtils]: 31: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,976 INFO L273 TraceCheckUtils]: 30: Hoare triple {4904#true} #t~post0 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post0);havoc #t~post0; {4904#true} is VALID [2018-11-23 10:21:46,976 INFO L273 TraceCheckUtils]: 29: Hoare triple {4904#true} assume !!~bvslt32(~i~0, 10bv32);call #t~mem1 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~ret~0 := ~bvadd64(~ret~0, ~sign_extendFrom32To64(#t~mem1));havoc #t~mem1; {4904#true} is VALID [2018-11-23 10:21:46,976 INFO L273 TraceCheckUtils]: 28: Hoare triple {4904#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~ret~0;~ret~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {4904#true} is VALID [2018-11-23 10:21:46,976 INFO L256 TraceCheckUtils]: 27: Hoare triple {4904#true} call #t~ret4 := avg(~#x~0.base, ~#x~0.offset); {4904#true} is VALID [2018-11-23 10:21:46,977 INFO L273 TraceCheckUtils]: 26: Hoare triple {4904#true} assume !~bvslt32(~i~1, 10bv32); {4904#true} is VALID [2018-11-23 10:21:46,977 INFO L273 TraceCheckUtils]: 25: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,977 INFO L273 TraceCheckUtils]: 24: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,977 INFO L273 TraceCheckUtils]: 23: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,977 INFO L273 TraceCheckUtils]: 22: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,977 INFO L273 TraceCheckUtils]: 21: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,977 INFO L273 TraceCheckUtils]: 20: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,977 INFO L273 TraceCheckUtils]: 19: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,978 INFO L273 TraceCheckUtils]: 18: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,978 INFO L273 TraceCheckUtils]: 17: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,978 INFO L273 TraceCheckUtils]: 16: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,978 INFO L273 TraceCheckUtils]: 15: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,978 INFO L273 TraceCheckUtils]: 14: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,978 INFO L273 TraceCheckUtils]: 13: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,978 INFO L273 TraceCheckUtils]: 12: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,978 INFO L273 TraceCheckUtils]: 11: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,978 INFO L273 TraceCheckUtils]: 10: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,979 INFO L273 TraceCheckUtils]: 9: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,979 INFO L273 TraceCheckUtils]: 8: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,979 INFO L273 TraceCheckUtils]: 7: Hoare triple {4904#true} #t~post2 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {4904#true} is VALID [2018-11-23 10:21:46,979 INFO L273 TraceCheckUtils]: 6: Hoare triple {4904#true} assume !!~bvslt32(~i~1, 10bv32);call write~intINTTYPE4(#t~nondet3, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~nondet3; {4904#true} is VALID [2018-11-23 10:21:46,979 INFO L273 TraceCheckUtils]: 5: Hoare triple {4904#true} call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(40bv32);havoc ~temp~0;havoc ~ret~1;havoc ~ret2~0;havoc ~ret5~0;~i~1 := 0bv32; {4904#true} is VALID [2018-11-23 10:21:46,979 INFO L256 TraceCheckUtils]: 4: Hoare triple {4904#true} call #t~ret12 := main(); {4904#true} is VALID [2018-11-23 10:21:46,979 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {4904#true} {4904#true} #66#return; {4904#true} is VALID [2018-11-23 10:21:46,979 INFO L273 TraceCheckUtils]: 2: Hoare triple {4904#true} assume true; {4904#true} is VALID [2018-11-23 10:21:46,980 INFO L273 TraceCheckUtils]: 1: Hoare triple {4904#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1]; {4904#true} is VALID [2018-11-23 10:21:46,980 INFO L256 TraceCheckUtils]: 0: Hoare triple {4904#true} call ULTIMATE.init(); {4904#true} is VALID [2018-11-23 10:21:46,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1091 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2018-11-23 10:21:46,998 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:21:46,998 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2018-11-23 10:21:46,998 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 120 [2018-11-23 10:21:46,999 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:21:46,999 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2018-11-23 10:21:47,274 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:47,274 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-11-23 10:21:47,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-11-23 10:21:47,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2018-11-23 10:21:47,275 INFO L87 Difference]: Start difference. First operand 71 states and 75 transitions. Second operand 12 states. [2018-11-23 10:21:48,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:48,651 INFO L93 Difference]: Finished difference Result 112 states and 121 transitions. [2018-11-23 10:21:48,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 10:21:48,652 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 120 [2018-11-23 10:21:48,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:21:48,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-23 10:21:48,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 64 transitions. [2018-11-23 10:21:48,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-23 10:21:48,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 64 transitions. [2018-11-23 10:21:48,655 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 64 transitions. [2018-11-23 10:21:48,926 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:21:48,928 INFO L225 Difference]: With dead ends: 112 [2018-11-23 10:21:48,928 INFO L226 Difference]: Without dead ends: 81 [2018-11-23 10:21:48,929 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2018-11-23 10:21:48,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-11-23 10:21:48,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2018-11-23 10:21:48,969 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:21:48,969 INFO L82 GeneralOperation]: Start isEquivalent. First operand 81 states. Second operand 81 states. [2018-11-23 10:21:48,969 INFO L74 IsIncluded]: Start isIncluded. First operand 81 states. Second operand 81 states. [2018-11-23 10:21:48,969 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 81 states. [2018-11-23 10:21:48,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:48,972 INFO L93 Difference]: Finished difference Result 81 states and 85 transitions. [2018-11-23 10:21:48,972 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2018-11-23 10:21:48,973 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:48,973 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:48,973 INFO L74 IsIncluded]: Start isIncluded. First operand 81 states. Second operand 81 states. [2018-11-23 10:21:48,973 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 81 states. [2018-11-23 10:21:48,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:21:48,975 INFO L93 Difference]: Finished difference Result 81 states and 85 transitions. [2018-11-23 10:21:48,976 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2018-11-23 10:21:48,976 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:21:48,976 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:21:48,977 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:21:48,977 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:21:48,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-11-23 10:21:48,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 85 transitions. [2018-11-23 10:21:48,979 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 85 transitions. Word has length 120 [2018-11-23 10:21:48,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:21:48,980 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 85 transitions. [2018-11-23 10:21:48,980 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-11-23 10:21:48,980 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2018-11-23 10:21:48,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2018-11-23 10:21:48,981 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:21:48,982 INFO L402 BasicCegarLoop]: trace histogram [30, 30, 10, 10, 9, 9, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:21:48,982 INFO L423 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:21:48,982 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:21:48,982 INFO L82 PathProgramCache]: Analyzing trace with hash -70196679, now seen corresponding path program 4 times [2018-11-23 10:21:48,983 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:21:48,983 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 12 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:21:49,009 INFO L101 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST