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/array-examples/standard_sentinel_true-unreach-call.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 10:13:53,355 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 10:13:53,357 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 10:13:53,371 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 10:13:53,372 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 10:13:53,373 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 10:13:53,374 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 10:13:53,376 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 10:13:53,378 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 10:13:53,379 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 10:13:53,380 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 10:13:53,380 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 10:13:53,381 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 10:13:53,382 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 10:13:53,383 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 10:13:53,384 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 10:13:53,385 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 10:13:53,387 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 10:13:53,389 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 10:13:53,390 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 10:13:53,392 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 10:13:53,393 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 10:13:53,395 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 10:13:53,396 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 10:13:53,396 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 10:13:53,397 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 10:13:53,398 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 10:13:53,399 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 10:13:53,400 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 10:13:53,401 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 10:13:53,401 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 10:13:53,402 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 10:13:53,402 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 10:13:53,402 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 10:13:53,403 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 10:13:53,404 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 10:13:53,404 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 10:13:53,420 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 10:13:53,421 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 10:13:53,422 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 10:13:53,422 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 10:13:53,422 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 10:13:53,423 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 10:13:53,423 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 10:13:53,423 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 10:13:53,423 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 10:13:53,423 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 10:13:53,424 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 10:13:53,424 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 10:13:53,424 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 10:13:53,424 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 10:13:53,424 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 10:13:53,424 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 10:13:53,425 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 10:13:53,425 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 10:13:53,425 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 10:13:53,425 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 10:13:53,425 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 10:13:53,426 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 10:13:53,426 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 10:13:53,426 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 10:13:53,426 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 10:13:53,426 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 10:13:53,427 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 10:13:53,427 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 10:13:53,427 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 10:13:53,427 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 10:13:53,427 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 10:13:53,428 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 10:13:53,428 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 10:13:53,477 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 10:13:53,492 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 10:13:53,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 10:13:53,499 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 10:13:53,499 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 10:13:53,500 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_sentinel_true-unreach-call.i.v+cfa-reducer.c [2018-11-23 10:13:53,574 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb478d482/148ccd30de384063bccf0b5856c4e7f7/FLAGe81fcf5df [2018-11-23 10:13:53,999 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 10:13:53,999 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_sentinel_true-unreach-call.i.v+cfa-reducer.c [2018-11-23 10:13:54,005 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb478d482/148ccd30de384063bccf0b5856c4e7f7/FLAGe81fcf5df [2018-11-23 10:13:54,379 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb478d482/148ccd30de384063bccf0b5856c4e7f7 [2018-11-23 10:13:54,390 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 10:13:54,392 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 10:13:54,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 10:13:54,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 10:13:54,397 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 10:13:54,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:13:54" (1/1) ... [2018-11-23 10:13:54,402 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e5eb1ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54, skipping insertion in model container [2018-11-23 10:13:54,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:13:54" (1/1) ... [2018-11-23 10:13:54,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 10:13:54,437 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 10:13:54,713 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 10:13:54,719 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 10:13:54,746 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 10:13:54,773 INFO L195 MainTranslator]: Completed translation [2018-11-23 10:13:54,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54 WrapperNode [2018-11-23 10:13:54,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 10:13:54,775 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 10:13:54,775 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 10:13:54,775 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 10:13:54,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54" (1/1) ... [2018-11-23 10:13:54,796 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54" (1/1) ... [2018-11-23 10:13:54,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 10:13:54,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 10:13:54,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 10:13:54,806 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 10:13:54,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54" (1/1) ... [2018-11-23 10:13:54,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54" (1/1) ... [2018-11-23 10:13:54,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54" (1/1) ... [2018-11-23 10:13:54,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54" (1/1) ... [2018-11-23 10:13:54,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54" (1/1) ... [2018-11-23 10:13:54,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54" (1/1) ... [2018-11-23 10:13:54,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54" (1/1) ... [2018-11-23 10:13:54,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 10:13:54,840 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 10:13:54,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 10:13:54,840 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 10:13:54,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54" (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 10:13:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 10:13:54,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 10:13:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 10:13:54,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 10:13:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 10:13:54,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 10:13:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 10:13:54,981 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 10:13:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 10:13:54,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 10:13:55,465 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 10:13:55,465 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 10:13:55,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:13:55 BoogieIcfgContainer [2018-11-23 10:13:55,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 10:13:55,469 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 10:13:55,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 10:13:55,473 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 10:13:55,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:13:54" (1/3) ... [2018-11-23 10:13:55,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8fe5746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:13:55, skipping insertion in model container [2018-11-23 10:13:55,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:13:54" (2/3) ... [2018-11-23 10:13:55,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8fe5746 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:13:55, skipping insertion in model container [2018-11-23 10:13:55,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:13:55" (3/3) ... [2018-11-23 10:13:55,478 INFO L112 eAbstractionObserver]: Analyzing ICFG standard_sentinel_true-unreach-call.i.v+cfa-reducer.c [2018-11-23 10:13:55,489 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 10:13:55,499 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 10:13:55,518 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 10:13:55,550 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 10:13:55,551 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 10:13:55,551 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 10:13:55,551 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 10:13:55,552 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 10:13:55,552 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 10:13:55,552 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 10:13:55,552 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 10:13:55,552 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 10:13:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states. [2018-11-23 10:13:55,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 10:13:55,576 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:13:55,577 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:13:55,579 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:13:55,585 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:13:55,586 INFO L82 PathProgramCache]: Analyzing trace with hash -920288751, now seen corresponding path program 1 times [2018-11-23 10:13:55,590 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:13:55,590 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 10:13:55,611 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:13:55,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:13:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:13:55,700 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:13:56,194 INFO L256 TraceCheckUtils]: 0: Hoare triple {20#true} call ULTIMATE.init(); {20#true} is VALID [2018-11-23 10:13:56,199 INFO L273 TraceCheckUtils]: 1: Hoare triple {20#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~__return_main~0 := 0bv32;~__return_60~0 := 0bv32; {20#true} is VALID [2018-11-23 10:13:56,201 INFO L273 TraceCheckUtils]: 2: Hoare triple {20#true} assume true; {20#true} is VALID [2018-11-23 10:13:56,201 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {20#true} {20#true} #29#return; {20#true} is VALID [2018-11-23 10:13:56,201 INFO L256 TraceCheckUtils]: 4: Hoare triple {20#true} call #t~ret3 := main(); {20#true} is VALID [2018-11-23 10:13:56,202 INFO L273 TraceCheckUtils]: 5: Hoare triple {20#true} call ~#main__a~0.base, ~#main__a~0.offset := #Ultimate.alloc(400000bv32);havoc ~main__marker~0;~main__marker~0 := #t~nondet0;havoc #t~nondet0;havoc ~main__pos~0;~main__pos~0 := #t~nondet1;havoc #t~nondet1; {20#true} is VALID [2018-11-23 10:13:56,220 INFO L273 TraceCheckUtils]: 6: Hoare triple {20#true} assume ~bvsge32(~main__pos~0, 0bv32); {43#(bvsge main_~main__pos~0 (_ bv0 32))} is VALID [2018-11-23 10:13:56,230 INFO L273 TraceCheckUtils]: 7: Hoare triple {43#(bvsge main_~main__pos~0 (_ bv0 32))} assume ~bvslt32(~main__pos~0, 100000bv32);call write~intINTTYPE4(~main__marker~0, ~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__pos~0)), 4bv32);~main__i~0 := 0bv32; {47#(and (bvsge main_~main__pos~0 (_ bv0 32)) (= (_ bv0 32) main_~main__i~0))} is VALID [2018-11-23 10:13:56,243 INFO L273 TraceCheckUtils]: 8: Hoare triple {47#(and (bvsge main_~main__pos~0 (_ bv0 32)) (= (_ bv0 32) main_~main__i~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {47#(and (bvsge main_~main__pos~0 (_ bv0 32)) (= (_ bv0 32) main_~main__i~0))} is VALID [2018-11-23 10:13:56,256 INFO L273 TraceCheckUtils]: 9: Hoare triple {47#(and (bvsge main_~main__pos~0 (_ bv0 32)) (= (_ bv0 32) main_~main__i~0))} assume !(#t~mem2 != ~main__marker~0);havoc #t~mem2;havoc ~__tmp_1~0;~__tmp_1~0 := (if ~bvsle32(~main__i~0, ~main__pos~0) then 1bv32 else 0bv32);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {54#(= (bvadd main_~__VERIFIER_assert__cond~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:13:56,270 INFO L273 TraceCheckUtils]: 10: Hoare triple {54#(= (bvadd main_~__VERIFIER_assert__cond~0 (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~__VERIFIER_assert__cond~0; {21#false} is VALID [2018-11-23 10:13:56,270 INFO L273 TraceCheckUtils]: 11: Hoare triple {21#false} assume !false; {21#false} is VALID [2018-11-23 10:13:56,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:13:56,274 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2018-11-23 10:13:56,281 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:13:56,281 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 10:13:56,287 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2018-11-23 10:13:56,291 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:13:56,295 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2018-11-23 10:13:56,416 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 12 edges. 12 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:13:56,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 10:13:56,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 10:13:56,427 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-11-23 10:13:56,430 INFO L87 Difference]: Start difference. First operand 17 states. Second operand 5 states. [2018-11-23 10:13:56,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:13:56,850 INFO L93 Difference]: Finished difference Result 30 states and 34 transitions. [2018-11-23 10:13:56,851 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 10:13:56,851 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2018-11-23 10:13:56,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:13:56,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 10:13:56,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 34 transitions. [2018-11-23 10:13:56,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 10:13:56,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 34 transitions. [2018-11-23 10:13:56,870 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 34 transitions. [2018-11-23 10:13:57,138 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 10:13:57,148 INFO L225 Difference]: With dead ends: 30 [2018-11-23 10:13:57,148 INFO L226 Difference]: Without dead ends: 15 [2018-11-23 10:13:57,152 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-11-23 10:13:57,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2018-11-23 10:13:57,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2018-11-23 10:13:57,208 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:13:57,208 INFO L82 GeneralOperation]: Start isEquivalent. First operand 15 states. Second operand 15 states. [2018-11-23 10:13:57,209 INFO L74 IsIncluded]: Start isIncluded. First operand 15 states. Second operand 15 states. [2018-11-23 10:13:57,209 INFO L87 Difference]: Start difference. First operand 15 states. Second operand 15 states. [2018-11-23 10:13:57,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:13:57,212 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2018-11-23 10:13:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2018-11-23 10:13:57,213 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:13:57,213 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:13:57,213 INFO L74 IsIncluded]: Start isIncluded. First operand 15 states. Second operand 15 states. [2018-11-23 10:13:57,214 INFO L87 Difference]: Start difference. First operand 15 states. Second operand 15 states. [2018-11-23 10:13:57,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:13:57,217 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2018-11-23 10:13:57,217 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2018-11-23 10:13:57,218 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:13:57,218 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:13:57,218 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:13:57,218 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:13:57,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-23 10:13:57,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2018-11-23 10:13:57,222 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 12 [2018-11-23 10:13:57,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:13:57,223 INFO L480 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2018-11-23 10:13:57,223 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 10:13:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2018-11-23 10:13:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 10:13:57,224 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:13:57,224 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:13:57,224 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:13:57,225 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:13:57,225 INFO L82 PathProgramCache]: Analyzing trace with hash 363684724, now seen corresponding path program 1 times [2018-11-23 10:13:57,225 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:13:57,226 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 10:13:57,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:13:57,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:13:57,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:13:57,320 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:13:57,710 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-11-23 10:13:57,718 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-11-23 10:13:57,725 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 10:13:57,737 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:13:57,759 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:13:57,760 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:24 [2018-11-23 10:13:58,129 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 21 [2018-11-23 10:13:58,172 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:13:58,190 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 29 [2018-11-23 10:13:58,197 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-23 10:13:58,230 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-23 10:13:58,263 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-23 10:13:58,264 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:36, output treesize:44 [2018-11-23 10:13:58,271 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:13:58,272 WARN L384 uantifierElimination]: Input elimination task: ∃ [|#memory_int|, |main_~#main__a~0.base|]. (let ((.cse0 (select |#memory_int| |main_~#main__a~0.base|))) (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= (select .cse0 (bvmul (_ bv4 32) main_~main__i~0)) |main_#t~mem2|) (not (= main_~main__marker~0 (select .cse0 (_ bv0 32)))) (= main_~main__marker~0 (select .cse0 (bvmul (_ bv4 32) main_~main__pos~0))) (= (_ bv1 32) main_~main__i~0))) [2018-11-23 10:13:58,272 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (let ((.cse4 (bvmul (_ bv4 32) main_~main__pos~0))) (let ((.cse0 (bvslt main_~main__pos~0 (_ bv100000 32))) (.cse1 (bvsge main_~main__pos~0 (_ bv0 32))) (.cse2 (not (= .cse4 (_ bv0 32)))) (.cse3 (= (_ bv1 32) main_~main__i~0))) (or (and .cse0 .cse1 .cse2 (= main_~main__marker~0 |main_#t~mem2|) .cse3) (and .cse0 .cse1 .cse2 (not (= .cse4 (bvmul (_ bv4 32) main_~main__i~0))) .cse3)))) [2018-11-23 10:13:58,553 INFO L256 TraceCheckUtils]: 0: Hoare triple {149#true} call ULTIMATE.init(); {149#true} is VALID [2018-11-23 10:13:58,554 INFO L273 TraceCheckUtils]: 1: Hoare triple {149#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~__return_main~0 := 0bv32;~__return_60~0 := 0bv32; {149#true} is VALID [2018-11-23 10:13:58,554 INFO L273 TraceCheckUtils]: 2: Hoare triple {149#true} assume true; {149#true} is VALID [2018-11-23 10:13:58,554 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {149#true} {149#true} #29#return; {149#true} is VALID [2018-11-23 10:13:58,555 INFO L256 TraceCheckUtils]: 4: Hoare triple {149#true} call #t~ret3 := main(); {149#true} is VALID [2018-11-23 10:13:58,556 INFO L273 TraceCheckUtils]: 5: Hoare triple {149#true} call ~#main__a~0.base, ~#main__a~0.offset := #Ultimate.alloc(400000bv32);havoc ~main__marker~0;~main__marker~0 := #t~nondet0;havoc #t~nondet0;havoc ~main__pos~0;~main__pos~0 := #t~nondet1;havoc #t~nondet1; {169#(= |main_~#main__a~0.offset| (_ bv0 32))} is VALID [2018-11-23 10:13:58,556 INFO L273 TraceCheckUtils]: 6: Hoare triple {169#(= |main_~#main__a~0.offset| (_ bv0 32))} assume ~bvsge32(~main__pos~0, 0bv32); {173#(and (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:13:58,558 INFO L273 TraceCheckUtils]: 7: Hoare triple {173#(and (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)))} assume ~bvslt32(~main__pos~0, 100000bv32);call write~intINTTYPE4(~main__marker~0, ~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__pos~0)), 4bv32);~main__i~0 := 0bv32; {177#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv0 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:13:58,559 INFO L273 TraceCheckUtils]: 8: Hoare triple {177#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv0 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {181#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv0 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:13:58,560 INFO L273 TraceCheckUtils]: 9: Hoare triple {181#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv0 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {185#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (= (_ bv1 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:13:58,564 INFO L273 TraceCheckUtils]: 10: Hoare triple {185#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (= (_ bv1 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {189#(or (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (_ bv0 32))) (= main_~main__marker~0 |main_#t~mem2|) (= (_ bv1 32) main_~main__i~0)) (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (_ bv0 32))) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (bvmul (_ bv4 32) main_~main__i~0))) (= (_ bv1 32) main_~main__i~0)))} is VALID [2018-11-23 10:13:58,567 INFO L273 TraceCheckUtils]: 11: Hoare triple {189#(or (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (_ bv0 32))) (= main_~main__marker~0 |main_#t~mem2|) (= (_ bv1 32) main_~main__i~0)) (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (_ bv0 32))) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (bvmul (_ bv4 32) main_~main__i~0))) (= (_ bv1 32) main_~main__i~0)))} assume !(#t~mem2 != ~main__marker~0);havoc #t~mem2;havoc ~__tmp_1~0;~__tmp_1~0 := (if ~bvsle32(~main__i~0, ~main__pos~0) then 1bv32 else 0bv32);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {193#(= (bvadd main_~__VERIFIER_assert__cond~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:13:58,568 INFO L273 TraceCheckUtils]: 12: Hoare triple {193#(= (bvadd main_~__VERIFIER_assert__cond~0 (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~__VERIFIER_assert__cond~0; {150#false} is VALID [2018-11-23 10:13:58,569 INFO L273 TraceCheckUtils]: 13: Hoare triple {150#false} assume !false; {150#false} is VALID [2018-11-23 10:13:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:13:58,572 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:13:59,985 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 10:14:00,040 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 10:14:00,074 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 39 [2018-11-23 10:14:00,267 WARN L180 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 19 [2018-11-23 10:14:00,279 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2018-11-23 10:14:00,291 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 10:14:00,302 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2018-11-23 10:14:00,308 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-23 10:14:00,318 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:14:00,330 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:14:00,330 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:43, output treesize:9 [2018-11-23 10:14:00,360 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:14:00,360 WARN L384 uantifierElimination]: Input elimination task: ∀ [|v_#memory_int_7|, |main_~#main__a~0.base|, |#memory_int|]. (let ((.cse1 (select |v_#memory_int_7| |main_~#main__a~0.base|))) (let ((.cse0 (select .cse1 (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (or (not (= |v_#memory_int_7| (store |#memory_int| |main_~#main__a~0.base| (store (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0)) .cse0)))) (not (bvslt main_~main__pos~0 (_ bv100000 32))) (= (select .cse1 |main_~#main__a~0.offset|) .cse0) (bvsle (_ bv1 32) main_~main__pos~0)))) [2018-11-23 10:14:00,361 WARN L385 uantifierElimination]: ElimStorePlain result: ∀ []. (or (= (_ bv0 32) (bvmul (_ bv4 32) main_~main__pos~0)) (bvsle (_ bv1 32) main_~main__pos~0)) [2018-11-23 10:14:00,440 INFO L273 TraceCheckUtils]: 13: Hoare triple {150#false} assume !false; {150#false} is VALID [2018-11-23 10:14:00,443 INFO L273 TraceCheckUtils]: 12: Hoare triple {203#(not (= main_~__VERIFIER_assert__cond~0 (_ bv0 32)))} assume 0bv32 == ~__VERIFIER_assert__cond~0; {150#false} is VALID [2018-11-23 10:14:00,444 INFO L273 TraceCheckUtils]: 11: Hoare triple {207#(or (not (= main_~main__marker~0 |main_#t~mem2|)) (bvsle main_~main__i~0 main_~main__pos~0))} assume !(#t~mem2 != ~main__marker~0);havoc #t~mem2;havoc ~__tmp_1~0;~__tmp_1~0 := (if ~bvsle32(~main__i~0, ~main__pos~0) then 1bv32 else 0bv32);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {203#(not (= main_~__VERIFIER_assert__cond~0 (_ bv0 32)))} is VALID [2018-11-23 10:14:00,445 INFO L273 TraceCheckUtils]: 10: Hoare triple {211#(or (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0)) (bvsle main_~main__i~0 main_~main__pos~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {207#(or (not (= main_~main__marker~0 |main_#t~mem2|)) (bvsle main_~main__i~0 main_~main__pos~0))} is VALID [2018-11-23 10:14:00,616 INFO L273 TraceCheckUtils]: 9: Hoare triple {215#(or (bvsle (bvadd main_~main__i~0 (_ bv1 32)) main_~main__pos~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32))))) (= main_~main__marker~0 |main_#t~mem2|))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {211#(or (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0)) (bvsle main_~main__i~0 main_~main__pos~0))} is VALID [2018-11-23 10:14:00,617 INFO L273 TraceCheckUtils]: 8: Hoare triple {219#(or (bvsle (bvadd main_~main__i~0 (_ bv1 32)) main_~main__pos~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {215#(or (bvsle (bvadd main_~main__i~0 (_ bv1 32)) main_~main__pos~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32))))) (= main_~main__marker~0 |main_#t~mem2|))} is VALID [2018-11-23 10:14:00,620 INFO L273 TraceCheckUtils]: 7: Hoare triple {223#(or (= (_ bv0 32) (bvmul (_ bv4 32) main_~main__pos~0)) (bvsle (_ bv1 32) main_~main__pos~0))} assume ~bvslt32(~main__pos~0, 100000bv32);call write~intINTTYPE4(~main__marker~0, ~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__pos~0)), 4bv32);~main__i~0 := 0bv32; {219#(or (bvsle (bvadd main_~main__i~0 (_ bv1 32)) main_~main__pos~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} is VALID [2018-11-23 10:14:00,621 INFO L273 TraceCheckUtils]: 6: Hoare triple {149#true} assume ~bvsge32(~main__pos~0, 0bv32); {223#(or (= (_ bv0 32) (bvmul (_ bv4 32) main_~main__pos~0)) (bvsle (_ bv1 32) main_~main__pos~0))} is VALID [2018-11-23 10:14:00,622 INFO L273 TraceCheckUtils]: 5: Hoare triple {149#true} call ~#main__a~0.base, ~#main__a~0.offset := #Ultimate.alloc(400000bv32);havoc ~main__marker~0;~main__marker~0 := #t~nondet0;havoc #t~nondet0;havoc ~main__pos~0;~main__pos~0 := #t~nondet1;havoc #t~nondet1; {149#true} is VALID [2018-11-23 10:14:00,623 INFO L256 TraceCheckUtils]: 4: Hoare triple {149#true} call #t~ret3 := main(); {149#true} is VALID [2018-11-23 10:14:00,623 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {149#true} {149#true} #29#return; {149#true} is VALID [2018-11-23 10:14:00,624 INFO L273 TraceCheckUtils]: 2: Hoare triple {149#true} assume true; {149#true} is VALID [2018-11-23 10:14:00,624 INFO L273 TraceCheckUtils]: 1: Hoare triple {149#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~__return_main~0 := 0bv32;~__return_60~0 := 0bv32; {149#true} is VALID [2018-11-23 10:14:00,625 INFO L256 TraceCheckUtils]: 0: Hoare triple {149#true} call ULTIMATE.init(); {149#true} is VALID [2018-11-23 10:14:00,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:14:00,633 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:14:00,633 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 15 [2018-11-23 10:14:00,634 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 14 [2018-11-23 10:14:00,635 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:14:00,635 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2018-11-23 10:14:00,920 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:14:00,920 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 10:14:00,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 10:14:00,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2018-11-23 10:14:00,921 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand 15 states. [2018-11-23 10:14:01,511 WARN L180 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 31 [2018-11-23 10:14:06,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:14:06,400 INFO L93 Difference]: Finished difference Result 25 states and 27 transitions. [2018-11-23 10:14:06,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-23 10:14:06,400 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 14 [2018-11-23 10:14:06,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:14:06,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-23 10:14:06,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 27 transitions. [2018-11-23 10:14:06,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-23 10:14:06,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 27 transitions. [2018-11-23 10:14:06,407 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 27 transitions. [2018-11-23 10:14:08,470 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 26 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2018-11-23 10:14:08,472 INFO L225 Difference]: With dead ends: 25 [2018-11-23 10:14:08,472 INFO L226 Difference]: Without dead ends: 21 [2018-11-23 10:14:08,474 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=135, Invalid=327, Unknown=0, NotChecked=0, Total=462 [2018-11-23 10:14:08,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2018-11-23 10:14:08,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2018-11-23 10:14:08,521 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:14:08,521 INFO L82 GeneralOperation]: Start isEquivalent. First operand 21 states. Second operand 21 states. [2018-11-23 10:14:08,521 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2018-11-23 10:14:08,521 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2018-11-23 10:14:08,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:14:08,525 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2018-11-23 10:14:08,525 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2018-11-23 10:14:08,526 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:14:08,526 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:14:08,526 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2018-11-23 10:14:08,526 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2018-11-23 10:14:08,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:14:08,529 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2018-11-23 10:14:08,529 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2018-11-23 10:14:08,529 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:14:08,530 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:14:08,530 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:14:08,530 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:14:08,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-11-23 10:14:08,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2018-11-23 10:14:08,532 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 14 [2018-11-23 10:14:08,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:14:08,532 INFO L480 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2018-11-23 10:14:08,533 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 10:14:08,533 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2018-11-23 10:14:08,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-23 10:14:08,534 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:14:08,534 INFO L402 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:14:08,534 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:14:08,534 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:14:08,535 INFO L82 PathProgramCache]: Analyzing trace with hash -750191843, now seen corresponding path program 2 times [2018-11-23 10:14:08,535 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:14:08,535 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 10:14:08,555 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 10:14:08,627 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 10:14:08,628 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:14:08,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:14:08,659 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:14:08,729 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-11-23 10:14:08,737 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-11-23 10:14:08,743 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 10:14:08,748 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:14:08,773 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:14:08,774 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:24 [2018-11-23 10:14:09,722 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 39 [2018-11-23 10:14:09,791 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:14:09,793 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:14:09,798 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:14:09,800 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:14:09,853 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 18 disjoint index pairs (out of 15 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 77 [2018-11-23 10:14:09,868 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-23 10:14:09,935 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-23 10:14:10,014 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-23 10:14:10,015 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:60, output treesize:80 [2018-11-23 10:14:10,038 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:14:10,039 WARN L384 uantifierElimination]: Input elimination task: ∃ [|#memory_int|, |main_~#main__a~0.base|]. (let ((.cse0 (select |#memory_int| |main_~#main__a~0.base|))) (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (select .cse0 (_ bv12 32)) main_~main__marker~0)) (= (select .cse0 (bvmul (_ bv4 32) main_~main__i~0)) |main_#t~mem2|) (not (= main_~main__marker~0 (select .cse0 (_ bv0 32)))) (= main_~main__marker~0 (select .cse0 (bvmul (_ bv4 32) main_~main__pos~0))) (not (= (select .cse0 (_ bv8 32)) main_~main__marker~0)) (= (_ bv4 32) main_~main__i~0) (not (= (select .cse0 (_ bv4 32)) main_~main__marker~0)))) [2018-11-23 10:14:10,039 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (let ((.cse3 (bvmul (_ bv4 32) main_~main__pos~0))) (let ((.cse0 (bvslt main_~main__pos~0 (_ bv100000 32))) (.cse1 (bvsge main_~main__pos~0 (_ bv0 32))) (.cse2 (not (= .cse3 (_ bv0 32)))) (.cse4 (not (= .cse3 (_ bv8 32)))) (.cse5 (not (= .cse3 (_ bv4 32)))) (.cse6 (= (_ bv4 32) main_~main__i~0)) (.cse7 (not (= .cse3 (_ bv12 32))))) (or (and .cse0 .cse1 .cse2 (not (= .cse3 (bvmul (_ bv4 32) main_~main__i~0))) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse4 .cse5 (= main_~main__marker~0 |main_#t~mem2|) .cse6 .cse7)))) [2018-11-23 10:14:10,307 INFO L256 TraceCheckUtils]: 0: Hoare triple {367#true} call ULTIMATE.init(); {367#true} is VALID [2018-11-23 10:14:10,308 INFO L273 TraceCheckUtils]: 1: Hoare triple {367#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~__return_main~0 := 0bv32;~__return_60~0 := 0bv32; {367#true} is VALID [2018-11-23 10:14:10,308 INFO L273 TraceCheckUtils]: 2: Hoare triple {367#true} assume true; {367#true} is VALID [2018-11-23 10:14:10,308 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {367#true} {367#true} #29#return; {367#true} is VALID [2018-11-23 10:14:10,308 INFO L256 TraceCheckUtils]: 4: Hoare triple {367#true} call #t~ret3 := main(); {367#true} is VALID [2018-11-23 10:14:10,310 INFO L273 TraceCheckUtils]: 5: Hoare triple {367#true} call ~#main__a~0.base, ~#main__a~0.offset := #Ultimate.alloc(400000bv32);havoc ~main__marker~0;~main__marker~0 := #t~nondet0;havoc #t~nondet0;havoc ~main__pos~0;~main__pos~0 := #t~nondet1;havoc #t~nondet1; {387#(= |main_~#main__a~0.offset| (_ bv0 32))} is VALID [2018-11-23 10:14:10,310 INFO L273 TraceCheckUtils]: 6: Hoare triple {387#(= |main_~#main__a~0.offset| (_ bv0 32))} assume ~bvsge32(~main__pos~0, 0bv32); {391#(and (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:14:10,313 INFO L273 TraceCheckUtils]: 7: Hoare triple {391#(and (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)))} assume ~bvslt32(~main__pos~0, 100000bv32);call write~intINTTYPE4(~main__marker~0, ~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__pos~0)), 4bv32);~main__i~0 := 0bv32; {395#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv0 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:14:10,315 INFO L273 TraceCheckUtils]: 8: Hoare triple {395#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv0 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {399#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv0 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:14:10,317 INFO L273 TraceCheckUtils]: 9: Hoare triple {399#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv0 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {403#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (= (_ bv1 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:14:10,318 INFO L273 TraceCheckUtils]: 10: Hoare triple {403#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (= (_ bv1 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {407#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (= (_ bv1 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:14:10,324 INFO L273 TraceCheckUtils]: 11: Hoare triple {407#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (= (_ bv1 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {411#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:14:10,331 INFO L273 TraceCheckUtils]: 12: Hoare triple {411#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {415#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:14:10,336 INFO L273 TraceCheckUtils]: 13: Hoare triple {415#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {419#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv3 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:14:10,338 INFO L273 TraceCheckUtils]: 14: Hoare triple {419#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv3 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {423#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv3 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:14:10,342 INFO L273 TraceCheckUtils]: 15: Hoare triple {423#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv3 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {427#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (_ bv4 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:14:10,349 INFO L273 TraceCheckUtils]: 16: Hoare triple {427#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (_ bv4 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {431#(or (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967292 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967288 32)) (_ bv0 32))) (= main_~main__marker~0 |main_#t~mem2|) (= (_ bv4 32) main_~main__i~0) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967284 32)) (_ bv0 32)))) (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (_ bv0 32))) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (bvmul (_ bv4 32) main_~main__i~0))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967292 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967288 32)) (_ bv0 32))) (= (_ bv4 32) main_~main__i~0) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967284 32)) (_ bv0 32)))))} is VALID [2018-11-23 10:14:10,354 INFO L273 TraceCheckUtils]: 17: Hoare triple {431#(or (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967292 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967288 32)) (_ bv0 32))) (= main_~main__marker~0 |main_#t~mem2|) (= (_ bv4 32) main_~main__i~0) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967284 32)) (_ bv0 32)))) (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (_ bv0 32))) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (bvmul (_ bv4 32) main_~main__i~0))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967292 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967288 32)) (_ bv0 32))) (= (_ bv4 32) main_~main__i~0) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967284 32)) (_ bv0 32)))))} assume !(#t~mem2 != ~main__marker~0);havoc #t~mem2;havoc ~__tmp_1~0;~__tmp_1~0 := (if ~bvsle32(~main__i~0, ~main__pos~0) then 1bv32 else 0bv32);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {435#(= (bvadd main_~__VERIFIER_assert__cond~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:14:10,356 INFO L273 TraceCheckUtils]: 18: Hoare triple {435#(= (bvadd main_~__VERIFIER_assert__cond~0 (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~__VERIFIER_assert__cond~0; {368#false} is VALID [2018-11-23 10:14:10,356 INFO L273 TraceCheckUtils]: 19: Hoare triple {368#false} assume !false; {368#false} is VALID [2018-11-23 10:14:10,362 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:14:10,362 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:14:19,234 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 19 [2018-11-23 10:14:19,260 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2018-11-23 10:14:19,263 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 10:14:19,275 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:14:19,387 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 57 [2018-11-23 10:14:19,429 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:14:19,430 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:14:19,445 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:14:19,446 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:14:19,449 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:14:19,450 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:14:19,475 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 18 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 113 [2018-11-23 10:14:19,488 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 10:14:19,525 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:14:19,544 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:14:19,545 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:88, output treesize:38 [2018-11-23 10:14:19,569 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:14:19,569 WARN L384 uantifierElimination]: Input elimination task: ∀ [|v_#memory_int_9|, |main_~#main__a~0.base|, |#memory_int|]. (let ((.cse1 (select |v_#memory_int_9| |main_~#main__a~0.base|))) (let ((.cse0 (select .cse1 (bvadd |main_~#main__a~0.offset| (_ bv16 32))))) (or (not (= |v_#memory_int_9| (store |#memory_int| |main_~#main__a~0.base| (store (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0)) .cse0)))) (= (select .cse1 (bvadd |main_~#main__a~0.offset| (_ bv4 32))) .cse0) (= .cse0 (select .cse1 (bvadd |main_~#main__a~0.offset| (_ bv8 32)))) (not (bvslt main_~main__pos~0 (_ bv100000 32))) (= .cse0 (select .cse1 (bvadd |main_~#main__a~0.offset| (_ bv12 32)))) (= (select .cse1 |main_~#main__a~0.offset|) .cse0) (bvsle (_ bv4 32) main_~main__pos~0)))) [2018-11-23 10:14:19,569 WARN L385 uantifierElimination]: ElimStorePlain result: ∀ []. (let ((.cse0 (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0)))) (or (= |main_~#main__a~0.offset| .cse0) (= .cse0 (bvadd |main_~#main__a~0.offset| (_ bv8 32))) (= .cse0 (bvadd |main_~#main__a~0.offset| (_ bv12 32))) (= .cse0 (bvadd |main_~#main__a~0.offset| (_ bv4 32))) (bvsle (_ bv4 32) main_~main__pos~0))) [2018-11-23 10:14:19,734 INFO L273 TraceCheckUtils]: 19: Hoare triple {368#false} assume !false; {368#false} is VALID [2018-11-23 10:14:19,734 INFO L273 TraceCheckUtils]: 18: Hoare triple {445#(not (= main_~__VERIFIER_assert__cond~0 (_ bv0 32)))} assume 0bv32 == ~__VERIFIER_assert__cond~0; {368#false} is VALID [2018-11-23 10:14:19,738 INFO L273 TraceCheckUtils]: 17: Hoare triple {449#(or (not (= main_~main__marker~0 |main_#t~mem2|)) (bvsle main_~main__i~0 main_~main__pos~0))} assume !(#t~mem2 != ~main__marker~0);havoc #t~mem2;havoc ~__tmp_1~0;~__tmp_1~0 := (if ~bvsle32(~main__i~0, ~main__pos~0) then 1bv32 else 0bv32);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {445#(not (= main_~__VERIFIER_assert__cond~0 (_ bv0 32)))} is VALID [2018-11-23 10:14:19,739 INFO L273 TraceCheckUtils]: 16: Hoare triple {453#(or (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0)) (bvsle main_~main__i~0 main_~main__pos~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {449#(or (not (= main_~main__marker~0 |main_#t~mem2|)) (bvsle main_~main__i~0 main_~main__pos~0))} is VALID [2018-11-23 10:14:19,967 INFO L273 TraceCheckUtils]: 15: Hoare triple {457#(or (bvsle (bvadd main_~main__i~0 (_ bv1 32)) main_~main__pos~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32))))) (= main_~main__marker~0 |main_#t~mem2|))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {453#(or (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0)) (bvsle main_~main__i~0 main_~main__pos~0))} is VALID [2018-11-23 10:14:19,969 INFO L273 TraceCheckUtils]: 14: Hoare triple {461#(or (bvsle (bvadd main_~main__i~0 (_ bv1 32)) main_~main__pos~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {457#(or (bvsle (bvadd main_~main__i~0 (_ bv1 32)) main_~main__pos~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32))))) (= main_~main__marker~0 |main_#t~mem2|))} is VALID [2018-11-23 10:14:21,379 INFO L273 TraceCheckUtils]: 13: Hoare triple {465#(or (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv2 32)) main_~main__pos~0) (= main_~main__marker~0 |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0)))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {461#(or (bvsle (bvadd main_~main__i~0 (_ bv1 32)) main_~main__pos~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} is VALID [2018-11-23 10:14:21,381 INFO L273 TraceCheckUtils]: 12: Hoare triple {469#(or (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv2 32)) main_~main__pos~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0)))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {465#(or (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv2 32)) main_~main__pos~0) (= main_~main__marker~0 |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0)))} is VALID [2018-11-23 10:14:23,260 INFO L273 TraceCheckUtils]: 11: Hoare triple {473#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv3 32)) main_~main__pos~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= main_~main__marker~0 |main_#t~mem2|))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {469#(or (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv2 32)) main_~main__pos~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0)))} is VALID [2018-11-23 10:14:23,264 INFO L273 TraceCheckUtils]: 10: Hoare triple {477#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv3 32)) main_~main__pos~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {473#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv3 32)) main_~main__pos~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= main_~main__marker~0 |main_#t~mem2|))} is VALID [2018-11-23 10:14:25,271 INFO L273 TraceCheckUtils]: 9: Hoare triple {481#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32))))) (bvsle (bvadd main_~main__i~0 (_ bv4 32)) main_~main__pos~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {477#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv3 32)) main_~main__pos~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} is UNKNOWN [2018-11-23 10:14:25,281 INFO L273 TraceCheckUtils]: 8: Hoare triple {485#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv4 32)) main_~main__pos~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {481#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32))))) (bvsle (bvadd main_~main__i~0 (_ bv4 32)) main_~main__pos~0))} is VALID [2018-11-23 10:14:25,335 INFO L273 TraceCheckUtils]: 7: Hoare triple {489#(or (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967292 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967288 32)) (_ bv0 32)) (= (_ bv0 32) (bvmul (_ bv4 32) main_~main__pos~0)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967284 32)) (_ bv0 32)) (bvsle (_ bv4 32) main_~main__pos~0))} assume ~bvslt32(~main__pos~0, 100000bv32);call write~intINTTYPE4(~main__marker~0, ~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__pos~0)), 4bv32);~main__i~0 := 0bv32; {485#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv4 32)) main_~main__pos~0))} is VALID [2018-11-23 10:14:25,337 INFO L273 TraceCheckUtils]: 6: Hoare triple {367#true} assume ~bvsge32(~main__pos~0, 0bv32); {489#(or (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967292 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967288 32)) (_ bv0 32)) (= (_ bv0 32) (bvmul (_ bv4 32) main_~main__pos~0)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967284 32)) (_ bv0 32)) (bvsle (_ bv4 32) main_~main__pos~0))} is VALID [2018-11-23 10:14:25,338 INFO L273 TraceCheckUtils]: 5: Hoare triple {367#true} call ~#main__a~0.base, ~#main__a~0.offset := #Ultimate.alloc(400000bv32);havoc ~main__marker~0;~main__marker~0 := #t~nondet0;havoc #t~nondet0;havoc ~main__pos~0;~main__pos~0 := #t~nondet1;havoc #t~nondet1; {367#true} is VALID [2018-11-23 10:14:25,338 INFO L256 TraceCheckUtils]: 4: Hoare triple {367#true} call #t~ret3 := main(); {367#true} is VALID [2018-11-23 10:14:25,338 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {367#true} {367#true} #29#return; {367#true} is VALID [2018-11-23 10:14:25,339 INFO L273 TraceCheckUtils]: 2: Hoare triple {367#true} assume true; {367#true} is VALID [2018-11-23 10:14:25,339 INFO L273 TraceCheckUtils]: 1: Hoare triple {367#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~__return_main~0 := 0bv32;~__return_60~0 := 0bv32; {367#true} is VALID [2018-11-23 10:14:25,339 INFO L256 TraceCheckUtils]: 0: Hoare triple {367#true} call ULTIMATE.init(); {367#true} is VALID [2018-11-23 10:14:25,342 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:14:25,344 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:14:25,345 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 27 [2018-11-23 10:14:25,345 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 20 [2018-11-23 10:14:25,346 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:14:25,346 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 27 states. [2018-11-23 10:14:30,699 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 33 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2018-11-23 10:14:30,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-11-23 10:14:30,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-11-23 10:14:30,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=543, Unknown=0, NotChecked=0, Total=702 [2018-11-23 10:14:30,701 INFO L87 Difference]: Start difference. First operand 21 states and 21 transitions. Second operand 27 states. [2018-11-23 10:14:33,741 WARN L180 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2018-11-23 10:14:34,464 WARN L180 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2018-11-23 10:14:45,330 WARN L180 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-11-23 10:14:45,805 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-11-23 10:14:46,409 WARN L180 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-11-23 10:14:46,715 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-11-23 10:14:46,986 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-11-23 10:14:48,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:14:48,056 INFO L93 Difference]: Finished difference Result 37 states and 42 transitions. [2018-11-23 10:14:48,056 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-23 10:14:48,056 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 20 [2018-11-23 10:14:48,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:14:48,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-23 10:14:48,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 42 transitions. [2018-11-23 10:14:48,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-23 10:14:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 42 transitions. [2018-11-23 10:14:48,066 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 42 transitions. [2018-11-23 10:14:58,840 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 37 inductive. 0 not inductive. 5 times theorem prover too weak to decide inductivity. [2018-11-23 10:14:58,841 INFO L225 Difference]: With dead ends: 37 [2018-11-23 10:14:58,841 INFO L226 Difference]: Without dead ends: 33 [2018-11-23 10:14:58,843 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=390, Invalid=1170, Unknown=0, NotChecked=0, Total=1560 [2018-11-23 10:14:58,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-11-23 10:14:58,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2018-11-23 10:14:58,932 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:14:58,933 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 33 states. [2018-11-23 10:14:58,933 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2018-11-23 10:14:58,933 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2018-11-23 10:14:58,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:14:58,936 INFO L93 Difference]: Finished difference Result 33 states and 33 transitions. [2018-11-23 10:14:58,936 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2018-11-23 10:14:58,936 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:14:58,937 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:14:58,937 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 33 states. [2018-11-23 10:14:58,937 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 33 states. [2018-11-23 10:14:58,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:14:58,939 INFO L93 Difference]: Finished difference Result 33 states and 33 transitions. [2018-11-23 10:14:58,939 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2018-11-23 10:14:58,940 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:14:58,940 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:14:58,940 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:14:58,940 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:14:58,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-11-23 10:14:58,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 33 transitions. [2018-11-23 10:14:58,943 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 33 transitions. Word has length 20 [2018-11-23 10:14:58,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:14:58,943 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 33 transitions. [2018-11-23 10:14:58,943 INFO L481 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-11-23 10:14:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2018-11-23 10:14:58,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 10:14:58,944 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:14:58,945 INFO L402 BasicCegarLoop]: trace histogram [11, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:14:58,945 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:14:58,945 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:14:58,945 INFO L82 PathProgramCache]: Analyzing trace with hash 1409602095, now seen corresponding path program 3 times [2018-11-23 10:14:58,946 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:14:58,946 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 10:14:58,967 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-23 10:14:59,595 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2018-11-23 10:14:59,595 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:14:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:14:59,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:14:59,709 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 12 [2018-11-23 10:14:59,716 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2018-11-23 10:14:59,721 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 10:14:59,726 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:14:59,750 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:14:59,751 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:28, output treesize:24 [2018-11-23 10:15:01,527 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-11-23 10:15:01,755 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-11-23 10:15:02,089 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2018-11-23 10:15:02,355 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-11-23 10:15:02,634 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2018-11-23 10:15:02,934 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2018-11-23 10:15:03,260 WARN L180 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-11-23 10:15:03,593 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-11-23 10:15:03,839 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 75 [2018-11-23 10:15:03,932 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:15:03,936 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:15:03,938 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:15:03,957 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:15:03,961 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:15:03,964 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:15:03,967 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:15:03,969 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:15:03,973 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:15:03,976 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:15:04,219 INFO L303 Elim1Store]: Index analysis took 318 ms [2018-11-23 10:15:04,238 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 75 disjoint index pairs (out of 66 index pairs), introduced 10 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 173 [2018-11-23 10:15:04,274 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2018-11-23 10:15:04,498 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-23 10:15:04,605 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-23 10:15:04,606 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:108, output treesize:152 [2018-11-23 10:15:04,624 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:15:04,624 WARN L384 uantifierElimination]: Input elimination task: ∃ [|#memory_int|, |main_~#main__a~0.base|]. (let ((.cse0 (select |#memory_int| |main_~#main__a~0.base|))) (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (select .cse0 (_ bv24 32)) main_~main__marker~0)) (not (= main_~main__marker~0 (select .cse0 (_ bv36 32)))) (not (= (select .cse0 (_ bv12 32)) main_~main__marker~0)) (not (= main_~main__marker~0 (select .cse0 (_ bv28 32)))) (not (= (select .cse0 (_ bv4 32)) main_~main__marker~0)) (not (= (select .cse0 (_ bv20 32)) main_~main__marker~0)) (= (select .cse0 (bvmul (_ bv4 32) main_~main__i~0)) |main_#t~mem2|) (not (= (select .cse0 (_ bv32 32)) main_~main__marker~0)) (= (_ bv10 32) main_~main__i~0) (not (= main_~main__marker~0 (select .cse0 (_ bv0 32)))) (not (= (select .cse0 (_ bv16 32)) main_~main__marker~0)) (= main_~main__marker~0 (select .cse0 (bvmul (_ bv4 32) main_~main__pos~0))) (not (= (select .cse0 (_ bv8 32)) main_~main__marker~0)))) [2018-11-23 10:15:04,625 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (let ((.cse6 (bvmul (_ bv4 32) main_~main__pos~0))) (let ((.cse0 (bvslt main_~main__pos~0 (_ bv100000 32))) (.cse1 (bvsge main_~main__pos~0 (_ bv0 32))) (.cse2 (not (= .cse6 (_ bv28 32)))) (.cse3 (not (= .cse6 (_ bv16 32)))) (.cse4 (not (= .cse6 (_ bv0 32)))) (.cse5 (not (= .cse6 (_ bv20 32)))) (.cse7 (not (= .cse6 (_ bv24 32)))) (.cse8 (not (= .cse6 (_ bv32 32)))) (.cse9 (not (= .cse6 (_ bv8 32)))) (.cse10 (not (= .cse6 (_ bv36 32)))) (.cse11 (= (_ bv10 32) main_~main__i~0)) (.cse12 (not (= .cse6 (_ bv4 32)))) (.cse13 (not (= .cse6 (_ bv12 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 (not (= .cse6 (bvmul (_ bv4 32) main_~main__i~0))) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13) (and .cse0 .cse1 .cse2 (= main_~main__marker~0 |main_#t~mem2|) .cse3 .cse4 .cse5 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13)))) [2018-11-23 10:15:04,866 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2018-11-23 10:15:05,057 INFO L256 TraceCheckUtils]: 0: Hoare triple {705#true} call ULTIMATE.init(); {705#true} is VALID [2018-11-23 10:15:05,058 INFO L273 TraceCheckUtils]: 1: Hoare triple {705#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~__return_main~0 := 0bv32;~__return_60~0 := 0bv32; {705#true} is VALID [2018-11-23 10:15:05,058 INFO L273 TraceCheckUtils]: 2: Hoare triple {705#true} assume true; {705#true} is VALID [2018-11-23 10:15:05,059 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {705#true} {705#true} #29#return; {705#true} is VALID [2018-11-23 10:15:05,059 INFO L256 TraceCheckUtils]: 4: Hoare triple {705#true} call #t~ret3 := main(); {705#true} is VALID [2018-11-23 10:15:05,062 INFO L273 TraceCheckUtils]: 5: Hoare triple {705#true} call ~#main__a~0.base, ~#main__a~0.offset := #Ultimate.alloc(400000bv32);havoc ~main__marker~0;~main__marker~0 := #t~nondet0;havoc #t~nondet0;havoc ~main__pos~0;~main__pos~0 := #t~nondet1;havoc #t~nondet1; {725#(= |main_~#main__a~0.offset| (_ bv0 32))} is VALID [2018-11-23 10:15:05,063 INFO L273 TraceCheckUtils]: 6: Hoare triple {725#(= |main_~#main__a~0.offset| (_ bv0 32))} assume ~bvsge32(~main__pos~0, 0bv32); {729#(and (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:15:05,065 INFO L273 TraceCheckUtils]: 7: Hoare triple {729#(and (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)))} assume ~bvslt32(~main__pos~0, 100000bv32);call write~intINTTYPE4(~main__marker~0, ~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__pos~0)), 4bv32);~main__i~0 := 0bv32; {733#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv0 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,066 INFO L273 TraceCheckUtils]: 8: Hoare triple {733#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv0 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {737#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv0 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,067 INFO L273 TraceCheckUtils]: 9: Hoare triple {737#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv0 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {741#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (= (_ bv1 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,068 INFO L273 TraceCheckUtils]: 10: Hoare triple {741#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (= (_ bv1 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {745#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (= (_ bv1 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,070 INFO L273 TraceCheckUtils]: 11: Hoare triple {745#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (= (_ bv1 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {749#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,072 INFO L273 TraceCheckUtils]: 12: Hoare triple {749#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {753#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,074 INFO L273 TraceCheckUtils]: 13: Hoare triple {753#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {757#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv3 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,076 INFO L273 TraceCheckUtils]: 14: Hoare triple {757#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv3 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {761#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv3 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,078 INFO L273 TraceCheckUtils]: 15: Hoare triple {761#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv3 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {765#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (_ bv4 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,079 INFO L273 TraceCheckUtils]: 16: Hoare triple {765#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (_ bv4 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {769#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (_ bv4 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,081 INFO L273 TraceCheckUtils]: 17: Hoare triple {769#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (_ bv4 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {773#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (_ bv5 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,085 INFO L273 TraceCheckUtils]: 18: Hoare triple {773#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (_ bv5 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {777#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (_ bv5 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,088 INFO L273 TraceCheckUtils]: 19: Hoare triple {777#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (_ bv5 32) main_~main__i~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {781#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv6 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,091 INFO L273 TraceCheckUtils]: 20: Hoare triple {781#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv6 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {785#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv6 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,094 INFO L273 TraceCheckUtils]: 21: Hoare triple {785#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv6 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {789#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv7 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,096 INFO L273 TraceCheckUtils]: 22: Hoare triple {789#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv7 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {793#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (= (_ bv7 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,099 INFO L273 TraceCheckUtils]: 23: Hoare triple {793#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (= (_ bv7 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {797#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv28 32))) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (_ bv8 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,102 INFO L273 TraceCheckUtils]: 24: Hoare triple {797#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv28 32))) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (_ bv8 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {801#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv28 32))) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (= (_ bv8 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,106 INFO L273 TraceCheckUtils]: 25: Hoare triple {801#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv28 32))) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (= (_ bv8 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {805#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv9 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv28 32))) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv32 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,114 INFO L273 TraceCheckUtils]: 26: Hoare triple {805#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv9 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv28 32))) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv32 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {809#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv9 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv28 32))) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv32 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,116 INFO L273 TraceCheckUtils]: 27: Hoare triple {809#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (= (_ bv9 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv28 32))) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv32 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {813#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv36 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv28 32))) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv32 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (= (_ bv10 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} is VALID [2018-11-23 10:15:05,130 INFO L273 TraceCheckUtils]: 28: Hoare triple {813#(and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (= |main_~#main__a~0.offset| (_ bv0 32)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv8 32))))) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv36 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv20 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv28 32))) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv24 32))))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv32 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv16 32))) main_~main__marker~0)) (= (_ bv10 32) main_~main__i~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) |main_~#main__a~0.offset|) main_~main__marker~0)) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0))) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {817#(or (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967292 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967288 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967272 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967260 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967268 32)) (_ bv0 32))) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (_ bv0 32))) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (bvmul (_ bv4 32) main_~main__i~0))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967280 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967276 32)) (_ bv0 32))) (= (_ bv10 32) main_~main__i~0) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967264 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967284 32)) (_ bv0 32)))) (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967292 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967288 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967272 32)) (_ bv0 32))) (= main_~main__marker~0 |main_#t~mem2|) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967260 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967268 32)) (_ bv0 32))) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967280 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967276 32)) (_ bv0 32))) (= (_ bv10 32) main_~main__i~0) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967264 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967284 32)) (_ bv0 32)))))} is VALID [2018-11-23 10:15:05,134 INFO L273 TraceCheckUtils]: 29: Hoare triple {817#(or (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967292 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967288 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967272 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967260 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967268 32)) (_ bv0 32))) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (_ bv0 32))) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (bvmul (_ bv4 32) main_~main__i~0))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967280 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967276 32)) (_ bv0 32))) (= (_ bv10 32) main_~main__i~0) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967264 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967284 32)) (_ bv0 32)))) (and (bvslt main_~main__pos~0 (_ bv100000 32)) (bvsge main_~main__pos~0 (_ bv0 32)) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967292 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967288 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967272 32)) (_ bv0 32))) (= main_~main__marker~0 |main_#t~mem2|) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967260 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967268 32)) (_ bv0 32))) (not (= (bvmul (_ bv4 32) main_~main__pos~0) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967280 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967276 32)) (_ bv0 32))) (= (_ bv10 32) main_~main__i~0) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967264 32)) (_ bv0 32))) (not (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967284 32)) (_ bv0 32)))))} assume !(#t~mem2 != ~main__marker~0);havoc #t~mem2;havoc ~__tmp_1~0;~__tmp_1~0 := (if ~bvsle32(~main__i~0, ~main__pos~0) then 1bv32 else 0bv32);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {821#(= (bvadd main_~__VERIFIER_assert__cond~0 (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:15:05,135 INFO L273 TraceCheckUtils]: 30: Hoare triple {821#(= (bvadd main_~__VERIFIER_assert__cond~0 (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~__VERIFIER_assert__cond~0; {706#false} is VALID [2018-11-23 10:15:05,135 INFO L273 TraceCheckUtils]: 31: Hoare triple {706#false} assume !false; {706#false} is VALID [2018-11-23 10:15:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:15:05,152 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:15:19,317 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2018-11-23 10:15:19,777 WARN L180 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-11-23 10:15:22,543 WARN L180 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2018-11-23 10:15:23,090 WARN L180 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-11-23 10:15:25,715 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-11-23 10:15:26,293 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2018-11-23 10:15:29,012 WARN L180 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2018-11-23 10:15:29,738 WARN L180 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-11-23 10:15:32,536 WARN L180 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2018-11-23 10:15:33,365 WARN L180 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-11-23 10:15:33,470 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 10:15:33,656 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 10:15:33,883 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 306 treesize of output 264 [2018-11-23 10:15:36,499 WARN L180 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 170 DAG size of output: 80 [2018-11-23 10:15:36,531 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,532 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,532 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,532 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,533 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,533 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,533 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,534 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,534 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,535 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,535 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,537 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,537 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,538 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,540 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,540 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,540 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,541 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,541 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,542 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,542 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,542 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,543 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,543 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,544 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,545 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,545 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,546 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,546 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,547 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,548 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,548 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,551 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,552 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,552 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,553 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,553 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,556 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,556 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,557 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,557 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,557 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,558 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,558 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,558 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:36,872 INFO L303 Elim1Store]: Index analysis took 351 ms [2018-11-23 10:15:36,875 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 336 [2018-11-23 10:15:36,925 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-23 10:15:37,004 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,016 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,022 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,022 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,023 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,023 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,024 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,024 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,024 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,025 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,025 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,025 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,026 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,026 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,027 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,027 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,028 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,028 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,029 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,030 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,030 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,031 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,032 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,032 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,033 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,033 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,034 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,035 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,035 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,036 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,036 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,037 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,041 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,041 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,042 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,042 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,042 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,043 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,043 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,043 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,044 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,044 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,045 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,045 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,046 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:15:37,400 INFO L303 Elim1Store]: Index analysis took 431 ms [2018-11-23 10:15:37,402 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 11 select indices, 11 select index equivalence classes, 65 disjoint index pairs (out of 55 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 396 [2018-11-23 10:15:37,422 INFO L267 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2018-11-23 10:15:37,581 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:15:37,613 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:15:37,614 INFO L202 ElimStorePlain]: Needed 6 recursive calls to eliminate 3 variables, input treesize:178, output treesize:70 [2018-11-23 10:15:38,274 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:15:38,274 WARN L384 uantifierElimination]: Input elimination task: ∀ [|v_#memory_int_11|, |main_~#main__a~0.base|, |#memory_int|]. (let ((.cse0 (select |v_#memory_int_11| |main_~#main__a~0.base|))) (let ((.cse1 (select .cse0 (bvadd |main_~#main__a~0.offset| (_ bv40 32))))) (or (= (select .cse0 (bvadd |main_~#main__a~0.offset| (_ bv8 32))) .cse1) (= .cse1 (select .cse0 (bvadd |main_~#main__a~0.offset| (_ bv16 32)))) (not (bvslt main_~main__pos~0 (_ bv100000 32))) (= (select .cse0 (bvadd |main_~#main__a~0.offset| (_ bv12 32))) .cse1) (= (select .cse0 (bvadd |main_~#main__a~0.offset| (_ bv24 32))) .cse1) (not (= |v_#memory_int_11| (store |#memory_int| |main_~#main__a~0.base| (store (select |#memory_int| |main_~#main__a~0.base|) (bvadd |main_~#main__a~0.offset| (bvmul (_ bv4 32) main_~main__pos~0)) .cse1)))) (= (select .cse0 |main_~#main__a~0.offset|) .cse1) (= (select .cse0 (bvadd |main_~#main__a~0.offset| (_ bv20 32))) .cse1) (= .cse1 (select .cse0 (bvadd |main_~#main__a~0.offset| (_ bv28 32)))) (= .cse1 (select .cse0 (bvadd |main_~#main__a~0.offset| (_ bv36 32)))) (bvsle (_ bv10 32) main_~main__pos~0) (= (select .cse0 (bvadd |main_~#main__a~0.offset| (_ bv32 32))) .cse1) (= .cse1 (select .cse0 (bvadd |main_~#main__a~0.offset| (_ bv4 32))))))) [2018-11-23 10:15:38,275 WARN L385 uantifierElimination]: ElimStorePlain result: ∀ []. (let ((.cse0 (bvmul (_ bv4 32) main_~main__pos~0))) (or (= (bvadd .cse0 (_ bv4294967292 32)) (_ bv0 32)) (= (bvadd .cse0 (_ bv4294967288 32)) (_ bv0 32)) (= (_ bv0 32) .cse0) (= (bvadd .cse0 (_ bv4294967276 32)) (_ bv0 32)) (= (_ bv36 32) .cse0) (= (bvadd .cse0 (_ bv4294967268 32)) (_ bv0 32)) (bvsle (_ bv10 32) main_~main__pos~0) (= (bvadd .cse0 (_ bv4294967272 32)) (_ bv0 32)) (= (bvadd .cse0 (_ bv4294967264 32)) (_ bv0 32)) (= (bvadd .cse0 (_ bv4294967284 32)) (_ bv0 32)) (= (bvadd .cse0 (_ bv4294967280 32)) (_ bv0 32)))) [2018-11-23 10:15:38,741 INFO L273 TraceCheckUtils]: 31: Hoare triple {706#false} assume !false; {706#false} is VALID [2018-11-23 10:15:38,742 INFO L273 TraceCheckUtils]: 30: Hoare triple {831#(not (= main_~__VERIFIER_assert__cond~0 (_ bv0 32)))} assume 0bv32 == ~__VERIFIER_assert__cond~0; {706#false} is VALID [2018-11-23 10:15:38,743 INFO L273 TraceCheckUtils]: 29: Hoare triple {835#(or (not (= main_~main__marker~0 |main_#t~mem2|)) (bvsle main_~main__i~0 main_~main__pos~0))} assume !(#t~mem2 != ~main__marker~0);havoc #t~mem2;havoc ~__tmp_1~0;~__tmp_1~0 := (if ~bvsle32(~main__i~0, ~main__pos~0) then 1bv32 else 0bv32);havoc ~__VERIFIER_assert__cond~0;~__VERIFIER_assert__cond~0 := ~__tmp_1~0; {831#(not (= main_~__VERIFIER_assert__cond~0 (_ bv0 32)))} is VALID [2018-11-23 10:15:38,744 INFO L273 TraceCheckUtils]: 28: Hoare triple {839#(or (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0)) (bvsle main_~main__i~0 main_~main__pos~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {835#(or (not (= main_~main__marker~0 |main_#t~mem2|)) (bvsle main_~main__i~0 main_~main__pos~0))} is VALID [2018-11-23 10:15:39,018 INFO L273 TraceCheckUtils]: 27: Hoare triple {843#(or (bvsle (bvadd main_~main__i~0 (_ bv1 32)) main_~main__pos~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32))))) (= main_~main__marker~0 |main_#t~mem2|))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {839#(or (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0)) (bvsle main_~main__i~0 main_~main__pos~0))} is VALID [2018-11-23 10:15:39,019 INFO L273 TraceCheckUtils]: 26: Hoare triple {847#(or (bvsle (bvadd main_~main__i~0 (_ bv1 32)) main_~main__pos~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {843#(or (bvsle (bvadd main_~main__i~0 (_ bv1 32)) main_~main__pos~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32))))) (= main_~main__marker~0 |main_#t~mem2|))} is VALID [2018-11-23 10:15:40,129 INFO L273 TraceCheckUtils]: 25: Hoare triple {851#(or (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv2 32)) main_~main__pos~0) (= main_~main__marker~0 |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0)))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {847#(or (bvsle (bvadd main_~main__i~0 (_ bv1 32)) main_~main__pos~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} is VALID [2018-11-23 10:15:40,130 INFO L273 TraceCheckUtils]: 24: Hoare triple {855#(or (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv2 32)) main_~main__pos~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0)))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {851#(or (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv2 32)) main_~main__pos~0) (= main_~main__marker~0 |main_#t~mem2|) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0)))} is VALID [2018-11-23 10:15:41,890 INFO L273 TraceCheckUtils]: 23: Hoare triple {859#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv3 32)) main_~main__pos~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= main_~main__marker~0 |main_#t~mem2|))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {855#(or (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv2 32)) main_~main__pos~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0)))} is VALID [2018-11-23 10:15:41,908 INFO L273 TraceCheckUtils]: 22: Hoare triple {863#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv3 32)) main_~main__pos~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {859#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv3 32)) main_~main__pos~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= main_~main__marker~0 |main_#t~mem2|))} is VALID [2018-11-23 10:15:43,912 INFO L273 TraceCheckUtils]: 21: Hoare triple {867#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32))))) (bvsle (bvadd main_~main__i~0 (_ bv4 32)) main_~main__pos~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {863#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv3 32)) main_~main__pos~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0)) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} is UNKNOWN [2018-11-23 10:15:43,914 INFO L273 TraceCheckUtils]: 20: Hoare triple {871#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv4 32)) main_~main__pos~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {867#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32))))) (bvsle (bvadd main_~main__i~0 (_ bv4 32)) main_~main__pos~0))} is VALID [2018-11-23 10:15:45,921 INFO L273 TraceCheckUtils]: 19: Hoare triple {875#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32))))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv5 32)) main_~main__pos~0) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {871#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv4 32)) main_~main__pos~0))} is UNKNOWN [2018-11-23 10:15:45,923 INFO L273 TraceCheckUtils]: 18: Hoare triple {879#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32))))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv5 32)) main_~main__pos~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {875#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32))))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv5 32)) main_~main__pos~0) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0))} is VALID [2018-11-23 10:15:47,930 INFO L273 TraceCheckUtils]: 17: Hoare triple {883#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= main_~main__marker~0 |main_#t~mem2|) (bvsle (bvadd main_~main__i~0 (_ bv6 32)) main_~main__pos~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0)))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {879#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32))))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv5 32)) main_~main__pos~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} is UNKNOWN [2018-11-23 10:15:47,936 INFO L273 TraceCheckUtils]: 16: Hoare triple {887#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv6 32)) main_~main__pos~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0)))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {883#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= main_~main__marker~0 |main_#t~mem2|) (bvsle (bvadd main_~main__i~0 (_ bv6 32)) main_~main__pos~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0)))} is VALID [2018-11-23 10:15:49,945 INFO L273 TraceCheckUtils]: 15: Hoare triple {891#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (bvsle (bvadd main_~main__i~0 (_ bv7 32)) main_~main__pos~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32))))) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {887#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (bvsle (bvadd main_~main__i~0 (_ bv6 32)) main_~main__pos~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0)))} is UNKNOWN [2018-11-23 10:15:49,946 INFO L273 TraceCheckUtils]: 14: Hoare triple {895#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (bvsle (bvadd main_~main__i~0 (_ bv7 32)) main_~main__pos~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {891#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (bvsle (bvadd main_~main__i~0 (_ bv7 32)) main_~main__pos~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32))))) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0))} is VALID [2018-11-23 10:15:51,953 INFO L273 TraceCheckUtils]: 13: Hoare triple {899#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv32 32))))) (bvsle (bvadd main_~main__i~0 (_ bv8 32)) main_~main__pos~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {895#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (bvsle (bvadd main_~main__i~0 (_ bv7 32)) main_~main__pos~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32))))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} is UNKNOWN [2018-11-23 10:15:51,959 INFO L273 TraceCheckUtils]: 12: Hoare triple {903#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv32 32))))) (bvsle (bvadd main_~main__i~0 (_ bv8 32)) main_~main__pos~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {899#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv32 32))))) (bvsle (bvadd main_~main__i~0 (_ bv8 32)) main_~main__pos~0))} is VALID [2018-11-23 10:15:53,966 INFO L273 TraceCheckUtils]: 11: Hoare triple {907#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv32 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv36 32))) main_~main__marker~0)) (bvsle (bvadd main_~main__i~0 (_ bv9 32)) main_~main__pos~0) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {903#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (not (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv32 32))))) (bvsle (bvadd main_~main__i~0 (_ bv8 32)) main_~main__pos~0))} is UNKNOWN [2018-11-23 10:15:53,968 INFO L273 TraceCheckUtils]: 10: Hoare triple {911#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv32 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv36 32))) main_~main__marker~0)) (bvsle (bvadd main_~main__i~0 (_ bv9 32)) main_~main__pos~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {907#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv32 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv36 32))) main_~main__marker~0)) (bvsle (bvadd main_~main__i~0 (_ bv9 32)) main_~main__pos~0) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0))} is VALID [2018-11-23 10:15:55,975 INFO L273 TraceCheckUtils]: 9: Hoare triple {915#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv32 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv40 32))) main_~main__marker~0)) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv36 32))) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv10 32)) main_~main__pos~0))} assume #t~mem2 != ~main__marker~0;havoc #t~mem2;~main__i~0 := ~bvadd32(1bv32, ~main__i~0); {911#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv32 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv36 32))) main_~main__marker~0)) (bvsle (bvadd main_~main__i~0 (_ bv9 32)) main_~main__pos~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0))} is UNKNOWN [2018-11-23 10:15:55,981 INFO L273 TraceCheckUtils]: 8: Hoare triple {919#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv32 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv40 32))) main_~main__marker~0)) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv36 32))) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv10 32)) main_~main__pos~0))} call #t~mem2 := read~intINTTYPE4(~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__i~0)), 4bv32); {915#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv32 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv40 32))) main_~main__marker~0)) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= main_~main__marker~0 |main_#t~mem2|) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv36 32))) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv10 32)) main_~main__pos~0))} is VALID [2018-11-23 10:15:56,320 INFO L273 TraceCheckUtils]: 7: Hoare triple {923#(or (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967292 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967288 32)) (_ bv0 32)) (= (_ bv0 32) (bvmul (_ bv4 32) main_~main__pos~0)) (= (_ bv36 32) (bvmul (_ bv4 32) main_~main__pos~0)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967276 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967268 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967272 32)) (_ bv0 32)) (bvsle (_ bv10 32) main_~main__pos~0) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967264 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967284 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967280 32)) (_ bv0 32)))} assume ~bvslt32(~main__pos~0, 100000bv32);call write~intINTTYPE4(~main__marker~0, ~#main__a~0.base, ~bvadd32(~#main__a~0.offset, ~bvmul32(4bv32, ~main__pos~0)), 4bv32);~main__i~0 := 0bv32; {919#(or (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv8 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv20 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv32 32)))) (not (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv40 32))) main_~main__marker~0)) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv16 32)))) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv4 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv24 32))) main_~main__marker~0) (= main_~main__marker~0 (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv28 32)))) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv12 32))) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset|)) main_~main__marker~0) (= (select (select |#memory_int| |main_~#main__a~0.base|) (bvadd (bvmul (_ bv4 32) main_~main__i~0) |main_~#main__a~0.offset| (_ bv36 32))) main_~main__marker~0) (bvsle (bvadd main_~main__i~0 (_ bv10 32)) main_~main__pos~0))} is VALID [2018-11-23 10:15:56,323 INFO L273 TraceCheckUtils]: 6: Hoare triple {705#true} assume ~bvsge32(~main__pos~0, 0bv32); {923#(or (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967292 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967288 32)) (_ bv0 32)) (= (_ bv0 32) (bvmul (_ bv4 32) main_~main__pos~0)) (= (_ bv36 32) (bvmul (_ bv4 32) main_~main__pos~0)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967276 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967268 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967272 32)) (_ bv0 32)) (bvsle (_ bv10 32) main_~main__pos~0) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967264 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967284 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv4 32) main_~main__pos~0) (_ bv4294967280 32)) (_ bv0 32)))} is VALID [2018-11-23 10:15:56,323 INFO L273 TraceCheckUtils]: 5: Hoare triple {705#true} call ~#main__a~0.base, ~#main__a~0.offset := #Ultimate.alloc(400000bv32);havoc ~main__marker~0;~main__marker~0 := #t~nondet0;havoc #t~nondet0;havoc ~main__pos~0;~main__pos~0 := #t~nondet1;havoc #t~nondet1; {705#true} is VALID [2018-11-23 10:15:56,323 INFO L256 TraceCheckUtils]: 4: Hoare triple {705#true} call #t~ret3 := main(); {705#true} is VALID [2018-11-23 10:15:56,323 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {705#true} {705#true} #29#return; {705#true} is VALID [2018-11-23 10:15:56,324 INFO L273 TraceCheckUtils]: 2: Hoare triple {705#true} assume true; {705#true} is VALID [2018-11-23 10:15:56,324 INFO L273 TraceCheckUtils]: 1: Hoare triple {705#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~__return_main~0 := 0bv32;~__return_60~0 := 0bv32; {705#true} is VALID [2018-11-23 10:15:56,324 INFO L256 TraceCheckUtils]: 0: Hoare triple {705#true} call ULTIMATE.init(); {705#true} is VALID [2018-11-23 10:15:56,334 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (5)] Exception during sending of exit command (exit): Broken pipe [2018-11-23 10:15:56,336 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:15:56,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26] total 51 [2018-11-23 10:15:56,337 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 32 [2018-11-23 10:15:56,338 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:15:56,338 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 51 states. [2018-11-23 10:16:13,731 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 52 inductive. 0 not inductive. 6 times theorem prover too weak to decide inductivity. [2018-11-23 10:16:13,732 INFO L459 AbstractCegarLoop]: Interpolant automaton has 51 states [2018-11-23 10:16:13,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2018-11-23 10:16:13,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=531, Invalid=2019, Unknown=0, NotChecked=0, Total=2550 [2018-11-23 10:16:13,735 INFO L87 Difference]: Start difference. First operand 33 states and 33 transitions. Second operand 51 states. [2018-11-23 10:16:25,308 WARN L180 SmtUtils]: Spent 1.62 s on a formula simplification. DAG size of input: 186 DAG size of output: 75 [2018-11-23 10:16:28,130 WARN L180 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 110 [2018-11-23 10:16:29,347 WARN L180 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-11-23 10:16:53,746 WARN L180 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 105 [2018-11-23 10:16:55,786 WARN L180 SmtUtils]: Spent 1.29 s on a formula simplification that was a NOOP. DAG size: 97 [2018-11-23 10:16:59,127 WARN L180 SmtUtils]: Spent 2.20 s on a formula simplification that was a NOOP. DAG size: 110 [2018-11-23 10:17:00,851 WARN L180 SmtUtils]: Spent 1000.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2018-11-23 10:17:02,643 WARN L180 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 105 [2018-11-23 10:17:05,104 WARN L180 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 100 [2018-11-23 10:17:06,641 WARN L180 SmtUtils]: Spent 920.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2018-11-23 10:17:07,980 WARN L180 SmtUtils]: Spent 778.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2018-11-23 10:17:09,949 WARN L180 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 91 [2018-11-23 10:17:11,187 WARN L180 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-11-23 10:17:12,758 WARN L180 SmtUtils]: Spent 974.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2018-11-23 10:17:14,278 WARN L180 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 81 [2018-11-23 10:17:15,296 WARN L180 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2018-11-23 10:17:16,511 WARN L180 SmtUtils]: Spent 657.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2018-11-23 10:17:17,782 WARN L180 SmtUtils]: Spent 721.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-11-23 10:17:18,555 WARN L180 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-11-23 10:17:19,417 WARN L180 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2018-11-23 10:17:20,566 WARN L180 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2018-11-23 10:17:21,167 WARN L180 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2018-11-23 10:17:26,766 WARN L180 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-11-23 10:17:27,644 WARN L180 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2018-11-23 10:17:28,168 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2018-11-23 10:17:30,415 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2018-11-23 10:17:31,115 WARN L180 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2018-11-23 10:17:36,208 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-11-23 10:17:39,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:17:39,271 INFO L93 Difference]: Finished difference Result 68 states and 79 transitions. [2018-11-23 10:17:39,271 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-11-23 10:17:39,271 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 32 [2018-11-23 10:17:39,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:17:39,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-23 10:17:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2018-11-23 10:17:39,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-23 10:17:39,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 79 transitions. [2018-11-23 10:17:39,286 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 57 states and 79 transitions.