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-crafted/xor5_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 10:40:01,955 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 10:40:01,957 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 10:40:01,969 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 10:40:01,969 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 10:40:01,970 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 10:40:01,972 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 10:40:01,973 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 10:40:01,975 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 10:40:01,976 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 10:40:01,977 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 10:40:01,977 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 10:40:01,978 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 10:40:01,979 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 10:40:01,980 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 10:40:01,981 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 10:40:01,982 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 10:40:01,984 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 10:40:01,986 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 10:40:01,988 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 10:40:01,989 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 10:40:01,990 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 10:40:01,993 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 10:40:01,993 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 10:40:01,994 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 10:40:01,995 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 10:40:01,996 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 10:40:01,997 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 10:40:01,997 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 10:40:01,999 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 10:40:01,999 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 10:40:02,000 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 10:40:02,000 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 10:40:02,000 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 10:40:02,002 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 10:40:02,002 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 10:40:02,003 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 10:40:02,028 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 10:40:02,029 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 10:40:02,029 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 10:40:02,030 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 10:40:02,030 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 10:40:02,031 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 10:40:02,031 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 10:40:02,031 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 10:40:02,031 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 10:40:02,031 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 10:40:02,032 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 10:40:02,032 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 10:40:02,032 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 10:40:02,032 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 10:40:02,032 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 10:40:02,032 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 10:40:02,033 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 10:40:02,033 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 10:40:02,033 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 10:40:02,033 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 10:40:02,033 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 10:40:02,034 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 10:40:02,034 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 10:40:02,034 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 10:40:02,034 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 10:40:02,034 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 10:40:02,035 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 10:40:02,035 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 10:40:02,035 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 10:40:02,035 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 10:40:02,035 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 10:40:02,035 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 10:40:02,036 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 10:40:02,091 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 10:40:02,113 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 10:40:02,117 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 10:40:02,118 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 10:40:02,119 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 10:40:02,119 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/xor5_true-unreach-call.i [2018-11-23 10:40:02,199 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24c6e8c51/0e9e09113ddf4c8998ad8d9f142bdafa/FLAGfe89e3839 [2018-11-23 10:40:02,670 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 10:40:02,671 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/xor5_true-unreach-call.i [2018-11-23 10:40:02,677 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24c6e8c51/0e9e09113ddf4c8998ad8d9f142bdafa/FLAGfe89e3839 [2018-11-23 10:40:03,034 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/24c6e8c51/0e9e09113ddf4c8998ad8d9f142bdafa [2018-11-23 10:40:03,045 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 10:40:03,047 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 10:40:03,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 10:40:03,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 10:40:03,052 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 10:40:03,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:40:03" (1/1) ... [2018-11-23 10:40:03,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a187f98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03, skipping insertion in model container [2018-11-23 10:40:03,057 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:40:03" (1/1) ... [2018-11-23 10:40:03,067 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 10:40:03,094 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 10:40:03,320 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 10:40:03,333 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 10:40:03,366 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 10:40:03,384 INFO L195 MainTranslator]: Completed translation [2018-11-23 10:40:03,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03 WrapperNode [2018-11-23 10:40:03,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 10:40:03,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 10:40:03,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 10:40:03,387 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 10:40:03,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03" (1/1) ... [2018-11-23 10:40:03,407 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03" (1/1) ... [2018-11-23 10:40:03,416 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 10:40:03,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 10:40:03,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 10:40:03,417 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 10:40:03,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03" (1/1) ... [2018-11-23 10:40:03,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03" (1/1) ... [2018-11-23 10:40:03,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03" (1/1) ... [2018-11-23 10:40:03,431 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03" (1/1) ... [2018-11-23 10:40:03,449 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03" (1/1) ... [2018-11-23 10:40:03,457 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03" (1/1) ... [2018-11-23 10:40:03,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03" (1/1) ... [2018-11-23 10:40:03,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 10:40:03,468 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 10:40:03,468 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 10:40:03,468 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 10:40:03,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03" (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 10:40:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 10:40:03,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 10:40:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 10:40:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 10:40:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 10:40:03,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 10:40:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure xor [2018-11-23 10:40:03,588 INFO L138 BoogieDeclarations]: Found implementation of procedure xor [2018-11-23 10:40:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 10:40:03,588 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 10:40:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 10:40:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 10:40:04,246 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 10:40:04,247 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 10:40:04,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:40:04 BoogieIcfgContainer [2018-11-23 10:40:04,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 10:40:04,248 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 10:40:04,248 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 10:40:04,252 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 10:40:04,252 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:40:03" (1/3) ... [2018-11-23 10:40:04,253 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a52c61d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:40:04, skipping insertion in model container [2018-11-23 10:40:04,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:03" (2/3) ... [2018-11-23 10:40:04,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a52c61d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:40:04, skipping insertion in model container [2018-11-23 10:40:04,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:40:04" (3/3) ... [2018-11-23 10:40:04,256 INFO L112 eAbstractionObserver]: Analyzing ICFG xor5_true-unreach-call.i [2018-11-23 10:40:04,266 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 10:40:04,275 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 10:40:04,293 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 10:40:04,327 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 10:40:04,327 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 10:40:04,328 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 10:40:04,328 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 10:40:04,328 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 10:40:04,328 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 10:40:04,328 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 10:40:04,329 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 10:40:04,329 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 10:40:04,347 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states. [2018-11-23 10:40:04,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 10:40:04,354 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:40:04,355 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:40:04,358 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:40:04,363 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:40:04,364 INFO L82 PathProgramCache]: Analyzing trace with hash 1754504496, now seen corresponding path program 1 times [2018-11-23 10:40:04,368 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:40:04,369 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 10:40:04,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:40:04,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:04,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:40:04,768 INFO L256 TraceCheckUtils]: 0: Hoare triple {34#true} call ULTIMATE.init(); {34#true} is VALID [2018-11-23 10:40:04,772 INFO L273 TraceCheckUtils]: 1: Hoare triple {34#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {34#true} is VALID [2018-11-23 10:40:04,773 INFO L273 TraceCheckUtils]: 2: Hoare triple {34#true} assume true; {34#true} is VALID [2018-11-23 10:40:04,773 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {34#true} {34#true} #60#return; {34#true} is VALID [2018-11-23 10:40:04,773 INFO L256 TraceCheckUtils]: 4: Hoare triple {34#true} call #t~ret12 := main(); {34#true} is VALID [2018-11-23 10:40:04,774 INFO L273 TraceCheckUtils]: 5: Hoare triple {34#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {34#true} is VALID [2018-11-23 10:40:04,774 INFO L273 TraceCheckUtils]: 6: Hoare triple {34#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {34#true} is VALID [2018-11-23 10:40:04,774 INFO L256 TraceCheckUtils]: 7: Hoare triple {34#true} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {34#true} is VALID [2018-11-23 10:40:04,775 INFO L273 TraceCheckUtils]: 8: Hoare triple {34#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {34#true} is VALID [2018-11-23 10:40:04,775 INFO L273 TraceCheckUtils]: 9: Hoare triple {34#true} assume !true; {35#false} is VALID [2018-11-23 10:40:04,776 INFO L273 TraceCheckUtils]: 10: Hoare triple {35#false} #res := ~res~0[32:0]; {35#false} is VALID [2018-11-23 10:40:04,776 INFO L273 TraceCheckUtils]: 11: Hoare triple {35#false} assume true; {35#false} is VALID [2018-11-23 10:40:04,776 INFO L268 TraceCheckUtils]: 12: Hoare quadruple {35#false} {34#true} #64#return; {35#false} is VALID [2018-11-23 10:40:04,776 INFO L273 TraceCheckUtils]: 13: Hoare triple {35#false} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {35#false} is VALID [2018-11-23 10:40:04,777 INFO L256 TraceCheckUtils]: 14: Hoare triple {35#false} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {35#false} is VALID [2018-11-23 10:40:04,777 INFO L273 TraceCheckUtils]: 15: Hoare triple {35#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {35#false} is VALID [2018-11-23 10:40:04,777 INFO L273 TraceCheckUtils]: 16: Hoare triple {35#false} assume !true; {35#false} is VALID [2018-11-23 10:40:04,778 INFO L273 TraceCheckUtils]: 17: Hoare triple {35#false} #res := ~res~0[32:0]; {35#false} is VALID [2018-11-23 10:40:04,778 INFO L273 TraceCheckUtils]: 18: Hoare triple {35#false} assume true; {35#false} is VALID [2018-11-23 10:40:04,778 INFO L268 TraceCheckUtils]: 19: Hoare quadruple {35#false} {35#false} #66#return; {35#false} is VALID [2018-11-23 10:40:04,779 INFO L273 TraceCheckUtils]: 20: Hoare triple {35#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {35#false} is VALID [2018-11-23 10:40:04,779 INFO L273 TraceCheckUtils]: 21: Hoare triple {35#false} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {35#false} is VALID [2018-11-23 10:40:04,780 INFO L273 TraceCheckUtils]: 22: Hoare triple {35#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {35#false} is VALID [2018-11-23 10:40:04,780 INFO L256 TraceCheckUtils]: 23: Hoare triple {35#false} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {35#false} is VALID [2018-11-23 10:40:04,780 INFO L273 TraceCheckUtils]: 24: Hoare triple {35#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {35#false} is VALID [2018-11-23 10:40:04,781 INFO L273 TraceCheckUtils]: 25: Hoare triple {35#false} assume !true; {35#false} is VALID [2018-11-23 10:40:04,781 INFO L273 TraceCheckUtils]: 26: Hoare triple {35#false} #res := ~res~0[32:0]; {35#false} is VALID [2018-11-23 10:40:04,781 INFO L273 TraceCheckUtils]: 27: Hoare triple {35#false} assume true; {35#false} is VALID [2018-11-23 10:40:04,782 INFO L268 TraceCheckUtils]: 28: Hoare quadruple {35#false} {35#false} #68#return; {35#false} is VALID [2018-11-23 10:40:04,782 INFO L273 TraceCheckUtils]: 29: Hoare triple {35#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {35#false} is VALID [2018-11-23 10:40:04,782 INFO L273 TraceCheckUtils]: 30: Hoare triple {35#false} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {35#false} is VALID [2018-11-23 10:40:04,783 INFO L273 TraceCheckUtils]: 31: Hoare triple {35#false} assume !false; {35#false} is VALID [2018-11-23 10:40:04,790 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 10:40:04,790 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 10:40:04,800 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:40:04,800 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 10:40:04,806 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 32 [2018-11-23 10:40:04,809 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:40:04,813 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-23 10:40:04,946 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:04,946 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 10:40:04,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 10:40:04,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 10:40:04,957 INFO L87 Difference]: Start difference. First operand 31 states. Second operand 2 states. [2018-11-23 10:40:05,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:05,162 INFO L93 Difference]: Finished difference Result 54 states and 69 transitions. [2018-11-23 10:40:05,162 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 10:40:05,163 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 32 [2018-11-23 10:40:05,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:40:05,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 10:40:05,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 69 transitions. [2018-11-23 10:40:05,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 10:40:05,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 69 transitions. [2018-11-23 10:40:05,181 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 69 transitions. [2018-11-23 10:40:05,441 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 69 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:05,459 INFO L225 Difference]: With dead ends: 54 [2018-11-23 10:40:05,460 INFO L226 Difference]: Without dead ends: 25 [2018-11-23 10:40:05,466 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 10:40:05,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2018-11-23 10:40:05,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2018-11-23 10:40:05,536 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:40:05,537 INFO L82 GeneralOperation]: Start isEquivalent. First operand 25 states. Second operand 25 states. [2018-11-23 10:40:05,538 INFO L74 IsIncluded]: Start isIncluded. First operand 25 states. Second operand 25 states. [2018-11-23 10:40:05,538 INFO L87 Difference]: Start difference. First operand 25 states. Second operand 25 states. [2018-11-23 10:40:05,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:05,544 INFO L93 Difference]: Finished difference Result 25 states and 28 transitions. [2018-11-23 10:40:05,544 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2018-11-23 10:40:05,545 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:05,545 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:05,546 INFO L74 IsIncluded]: Start isIncluded. First operand 25 states. Second operand 25 states. [2018-11-23 10:40:05,546 INFO L87 Difference]: Start difference. First operand 25 states. Second operand 25 states. [2018-11-23 10:40:05,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:05,551 INFO L93 Difference]: Finished difference Result 25 states and 28 transitions. [2018-11-23 10:40:05,552 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2018-11-23 10:40:05,552 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:05,553 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:05,553 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:40:05,553 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:40:05,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2018-11-23 10:40:05,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 28 transitions. [2018-11-23 10:40:05,559 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 28 transitions. Word has length 32 [2018-11-23 10:40:05,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:40:05,559 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 28 transitions. [2018-11-23 10:40:05,560 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 10:40:05,560 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2018-11-23 10:40:05,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-11-23 10:40:05,562 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:40:05,562 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:40:05,562 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:40:05,563 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:40:05,563 INFO L82 PathProgramCache]: Analyzing trace with hash 614035178, now seen corresponding path program 1 times [2018-11-23 10:40:05,563 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:40:05,564 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 10:40:05,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:40:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:05,721 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:40:06,239 INFO L256 TraceCheckUtils]: 0: Hoare triple {285#true} call ULTIMATE.init(); {285#true} is VALID [2018-11-23 10:40:06,239 INFO L273 TraceCheckUtils]: 1: Hoare triple {285#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {285#true} is VALID [2018-11-23 10:40:06,240 INFO L273 TraceCheckUtils]: 2: Hoare triple {285#true} assume true; {285#true} is VALID [2018-11-23 10:40:06,240 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {285#true} {285#true} #60#return; {285#true} is VALID [2018-11-23 10:40:06,241 INFO L256 TraceCheckUtils]: 4: Hoare triple {285#true} call #t~ret12 := main(); {285#true} is VALID [2018-11-23 10:40:06,241 INFO L273 TraceCheckUtils]: 5: Hoare triple {285#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {285#true} is VALID [2018-11-23 10:40:06,242 INFO L273 TraceCheckUtils]: 6: Hoare triple {285#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {308#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:40:06,243 INFO L256 TraceCheckUtils]: 7: Hoare triple {308#(bvsgt ~N~0 (_ bv1 32))} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {308#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:40:06,244 INFO L273 TraceCheckUtils]: 8: Hoare triple {308#(bvsgt ~N~0 (_ bv1 32))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {315#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:06,245 INFO L273 TraceCheckUtils]: 9: Hoare triple {315#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} assume !~bvslt32(~i~0, ~N~0); {286#false} is VALID [2018-11-23 10:40:06,246 INFO L273 TraceCheckUtils]: 10: Hoare triple {286#false} #res := ~res~0[32:0]; {286#false} is VALID [2018-11-23 10:40:06,246 INFO L273 TraceCheckUtils]: 11: Hoare triple {286#false} assume true; {286#false} is VALID [2018-11-23 10:40:06,247 INFO L268 TraceCheckUtils]: 12: Hoare quadruple {286#false} {308#(bvsgt ~N~0 (_ bv1 32))} #64#return; {286#false} is VALID [2018-11-23 10:40:06,247 INFO L273 TraceCheckUtils]: 13: Hoare triple {286#false} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {286#false} is VALID [2018-11-23 10:40:06,248 INFO L256 TraceCheckUtils]: 14: Hoare triple {286#false} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {286#false} is VALID [2018-11-23 10:40:06,248 INFO L273 TraceCheckUtils]: 15: Hoare triple {286#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {286#false} is VALID [2018-11-23 10:40:06,249 INFO L273 TraceCheckUtils]: 16: Hoare triple {286#false} assume !~bvslt32(~i~0, ~N~0); {286#false} is VALID [2018-11-23 10:40:06,249 INFO L273 TraceCheckUtils]: 17: Hoare triple {286#false} #res := ~res~0[32:0]; {286#false} is VALID [2018-11-23 10:40:06,249 INFO L273 TraceCheckUtils]: 18: Hoare triple {286#false} assume true; {286#false} is VALID [2018-11-23 10:40:06,250 INFO L268 TraceCheckUtils]: 19: Hoare quadruple {286#false} {286#false} #66#return; {286#false} is VALID [2018-11-23 10:40:06,250 INFO L273 TraceCheckUtils]: 20: Hoare triple {286#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {286#false} is VALID [2018-11-23 10:40:06,250 INFO L273 TraceCheckUtils]: 21: Hoare triple {286#false} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {286#false} is VALID [2018-11-23 10:40:06,251 INFO L273 TraceCheckUtils]: 22: Hoare triple {286#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {286#false} is VALID [2018-11-23 10:40:06,251 INFO L256 TraceCheckUtils]: 23: Hoare triple {286#false} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {286#false} is VALID [2018-11-23 10:40:06,251 INFO L273 TraceCheckUtils]: 24: Hoare triple {286#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {286#false} is VALID [2018-11-23 10:40:06,252 INFO L273 TraceCheckUtils]: 25: Hoare triple {286#false} assume !~bvslt32(~i~0, ~N~0); {286#false} is VALID [2018-11-23 10:40:06,252 INFO L273 TraceCheckUtils]: 26: Hoare triple {286#false} #res := ~res~0[32:0]; {286#false} is VALID [2018-11-23 10:40:06,252 INFO L273 TraceCheckUtils]: 27: Hoare triple {286#false} assume true; {286#false} is VALID [2018-11-23 10:40:06,252 INFO L268 TraceCheckUtils]: 28: Hoare quadruple {286#false} {286#false} #68#return; {286#false} is VALID [2018-11-23 10:40:06,253 INFO L273 TraceCheckUtils]: 29: Hoare triple {286#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {286#false} is VALID [2018-11-23 10:40:06,253 INFO L273 TraceCheckUtils]: 30: Hoare triple {286#false} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {286#false} is VALID [2018-11-23 10:40:06,254 INFO L273 TraceCheckUtils]: 31: Hoare triple {286#false} assume !false; {286#false} is VALID [2018-11-23 10:40:06,256 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 10:40:06,256 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 10:40:06,259 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:40:06,259 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 10:40:06,261 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2018-11-23 10:40:06,262 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:40:06,262 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2018-11-23 10:40:06,326 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:06,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 10:40:06,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 10:40:06,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 10:40:06,327 INFO L87 Difference]: Start difference. First operand 25 states and 28 transitions. Second operand 4 states. [2018-11-23 10:40:06,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:06,698 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2018-11-23 10:40:06,698 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 10:40:06,698 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2018-11-23 10:40:06,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:40:06,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 10:40:06,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 53 transitions. [2018-11-23 10:40:06,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 10:40:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 53 transitions. [2018-11-23 10:40:06,707 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 53 transitions. [2018-11-23 10:40:06,883 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:06,885 INFO L225 Difference]: With dead ends: 44 [2018-11-23 10:40:06,885 INFO L226 Difference]: Without dead ends: 27 [2018-11-23 10:40:06,886 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 10:40:06,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2018-11-23 10:40:06,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 26. [2018-11-23 10:40:06,902 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:40:06,902 INFO L82 GeneralOperation]: Start isEquivalent. First operand 27 states. Second operand 26 states. [2018-11-23 10:40:06,903 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand 26 states. [2018-11-23 10:40:06,903 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 26 states. [2018-11-23 10:40:06,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:06,907 INFO L93 Difference]: Finished difference Result 27 states and 30 transitions. [2018-11-23 10:40:06,907 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2018-11-23 10:40:06,908 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:06,908 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:06,908 INFO L74 IsIncluded]: Start isIncluded. First operand 26 states. Second operand 27 states. [2018-11-23 10:40:06,908 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 27 states. [2018-11-23 10:40:06,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:06,912 INFO L93 Difference]: Finished difference Result 27 states and 30 transitions. [2018-11-23 10:40:06,912 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2018-11-23 10:40:06,912 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:06,913 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:06,913 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:40:06,913 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:40:06,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-23 10:40:06,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2018-11-23 10:40:06,916 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 32 [2018-11-23 10:40:06,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:40:06,917 INFO L480 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2018-11-23 10:40:06,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 10:40:06,917 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2018-11-23 10:40:06,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2018-11-23 10:40:06,918 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:40:06,919 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:40:06,919 INFO L423 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:40:06,919 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:40:06,919 INFO L82 PathProgramCache]: Analyzing trace with hash 435243016, now seen corresponding path program 1 times [2018-11-23 10:40:06,920 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:40:06,920 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 10:40:06,946 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:40:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:07,071 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:40:07,361 INFO L256 TraceCheckUtils]: 0: Hoare triple {535#true} call ULTIMATE.init(); {535#true} is VALID [2018-11-23 10:40:07,361 INFO L273 TraceCheckUtils]: 1: Hoare triple {535#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {535#true} is VALID [2018-11-23 10:40:07,361 INFO L273 TraceCheckUtils]: 2: Hoare triple {535#true} assume true; {535#true} is VALID [2018-11-23 10:40:07,362 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {535#true} {535#true} #60#return; {535#true} is VALID [2018-11-23 10:40:07,362 INFO L256 TraceCheckUtils]: 4: Hoare triple {535#true} call #t~ret12 := main(); {535#true} is VALID [2018-11-23 10:40:07,362 INFO L273 TraceCheckUtils]: 5: Hoare triple {535#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {535#true} is VALID [2018-11-23 10:40:07,363 INFO L273 TraceCheckUtils]: 6: Hoare triple {535#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {558#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:40:07,364 INFO L256 TraceCheckUtils]: 7: Hoare triple {558#(bvsgt ~N~0 (_ bv1 32))} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {558#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:40:07,365 INFO L273 TraceCheckUtils]: 8: Hoare triple {558#(bvsgt ~N~0 (_ bv1 32))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {565#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,367 INFO L273 TraceCheckUtils]: 9: Hoare triple {565#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {565#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,372 INFO L273 TraceCheckUtils]: 10: Hoare triple {565#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {572#(and (= (_ bv2 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,373 INFO L273 TraceCheckUtils]: 11: Hoare triple {572#(and (= (_ bv2 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} assume !~bvslt32(~i~0, ~N~0); {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,379 INFO L273 TraceCheckUtils]: 12: Hoare triple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} #res := ~res~0[32:0]; {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,381 INFO L273 TraceCheckUtils]: 13: Hoare triple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} assume true; {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,382 INFO L268 TraceCheckUtils]: 14: Hoare quadruple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} {558#(bvsgt ~N~0 (_ bv1 32))} #64#return; {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,383 INFO L273 TraceCheckUtils]: 15: Hoare triple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,385 INFO L256 TraceCheckUtils]: 16: Hoare triple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,385 INFO L273 TraceCheckUtils]: 17: Hoare triple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,387 INFO L273 TraceCheckUtils]: 18: Hoare triple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,387 INFO L273 TraceCheckUtils]: 19: Hoare triple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,388 INFO L273 TraceCheckUtils]: 20: Hoare triple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} assume !~bvslt32(~i~0, ~N~0); {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,389 INFO L273 TraceCheckUtils]: 21: Hoare triple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} #res := ~res~0[32:0]; {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,389 INFO L273 TraceCheckUtils]: 22: Hoare triple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} assume true; {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,399 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} #66#return; {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:07,400 INFO L273 TraceCheckUtils]: 24: Hoare triple {576#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {616#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= main_~i~1 (_ bv0 32)))} is VALID [2018-11-23 10:40:07,402 INFO L273 TraceCheckUtils]: 25: Hoare triple {616#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= main_~i~1 (_ bv0 32)))} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {536#false} is VALID [2018-11-23 10:40:07,402 INFO L273 TraceCheckUtils]: 26: Hoare triple {536#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {536#false} is VALID [2018-11-23 10:40:07,402 INFO L256 TraceCheckUtils]: 27: Hoare triple {536#false} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {536#false} is VALID [2018-11-23 10:40:07,402 INFO L273 TraceCheckUtils]: 28: Hoare triple {536#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {536#false} is VALID [2018-11-23 10:40:07,403 INFO L273 TraceCheckUtils]: 29: Hoare triple {536#false} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {536#false} is VALID [2018-11-23 10:40:07,403 INFO L273 TraceCheckUtils]: 30: Hoare triple {536#false} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {536#false} is VALID [2018-11-23 10:40:07,403 INFO L273 TraceCheckUtils]: 31: Hoare triple {536#false} assume !~bvslt32(~i~0, ~N~0); {536#false} is VALID [2018-11-23 10:40:07,404 INFO L273 TraceCheckUtils]: 32: Hoare triple {536#false} #res := ~res~0[32:0]; {536#false} is VALID [2018-11-23 10:40:07,404 INFO L273 TraceCheckUtils]: 33: Hoare triple {536#false} assume true; {536#false} is VALID [2018-11-23 10:40:07,404 INFO L268 TraceCheckUtils]: 34: Hoare quadruple {536#false} {536#false} #68#return; {536#false} is VALID [2018-11-23 10:40:07,404 INFO L273 TraceCheckUtils]: 35: Hoare triple {536#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {536#false} is VALID [2018-11-23 10:40:07,404 INFO L273 TraceCheckUtils]: 36: Hoare triple {536#false} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {536#false} is VALID [2018-11-23 10:40:07,405 INFO L273 TraceCheckUtils]: 37: Hoare triple {536#false} assume !false; {536#false} is VALID [2018-11-23 10:40:07,409 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 10:40:07,410 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:40:07,780 INFO L273 TraceCheckUtils]: 37: Hoare triple {536#false} assume !false; {536#false} is VALID [2018-11-23 10:40:07,781 INFO L273 TraceCheckUtils]: 36: Hoare triple {536#false} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {536#false} is VALID [2018-11-23 10:40:07,781 INFO L273 TraceCheckUtils]: 35: Hoare triple {536#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {536#false} is VALID [2018-11-23 10:40:07,781 INFO L268 TraceCheckUtils]: 34: Hoare quadruple {535#true} {536#false} #68#return; {536#false} is VALID [2018-11-23 10:40:07,782 INFO L273 TraceCheckUtils]: 33: Hoare triple {535#true} assume true; {535#true} is VALID [2018-11-23 10:40:07,782 INFO L273 TraceCheckUtils]: 32: Hoare triple {535#true} #res := ~res~0[32:0]; {535#true} is VALID [2018-11-23 10:40:07,782 INFO L273 TraceCheckUtils]: 31: Hoare triple {535#true} assume !~bvslt32(~i~0, ~N~0); {535#true} is VALID [2018-11-23 10:40:07,783 INFO L273 TraceCheckUtils]: 30: Hoare triple {535#true} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {535#true} is VALID [2018-11-23 10:40:07,783 INFO L273 TraceCheckUtils]: 29: Hoare triple {535#true} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {535#true} is VALID [2018-11-23 10:40:07,783 INFO L273 TraceCheckUtils]: 28: Hoare triple {535#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {535#true} is VALID [2018-11-23 10:40:07,783 INFO L256 TraceCheckUtils]: 27: Hoare triple {536#false} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {535#true} is VALID [2018-11-23 10:40:07,784 INFO L273 TraceCheckUtils]: 26: Hoare triple {536#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {536#false} is VALID [2018-11-23 10:40:07,800 INFO L273 TraceCheckUtils]: 25: Hoare triple {692#(bvslt main_~i~1 (bvadd ~N~0 (_ bv4294967295 32)))} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {536#false} is VALID [2018-11-23 10:40:07,814 INFO L273 TraceCheckUtils]: 24: Hoare triple {696#(bvslt (_ bv0 32) (bvadd ~N~0 (_ bv4294967295 32)))} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {692#(bvslt main_~i~1 (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:40:07,830 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {535#true} {696#(bvslt (_ bv0 32) (bvadd ~N~0 (_ bv4294967295 32)))} #66#return; {696#(bvslt (_ bv0 32) (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:40:07,830 INFO L273 TraceCheckUtils]: 22: Hoare triple {535#true} assume true; {535#true} is VALID [2018-11-23 10:40:07,831 INFO L273 TraceCheckUtils]: 21: Hoare triple {535#true} #res := ~res~0[32:0]; {535#true} is VALID [2018-11-23 10:40:07,831 INFO L273 TraceCheckUtils]: 20: Hoare triple {535#true} assume !~bvslt32(~i~0, ~N~0); {535#true} is VALID [2018-11-23 10:40:07,831 INFO L273 TraceCheckUtils]: 19: Hoare triple {535#true} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {535#true} is VALID [2018-11-23 10:40:07,832 INFO L273 TraceCheckUtils]: 18: Hoare triple {535#true} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {535#true} is VALID [2018-11-23 10:40:07,832 INFO L273 TraceCheckUtils]: 17: Hoare triple {535#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {535#true} is VALID [2018-11-23 10:40:07,832 INFO L256 TraceCheckUtils]: 16: Hoare triple {696#(bvslt (_ bv0 32) (bvadd ~N~0 (_ bv4294967295 32)))} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {535#true} is VALID [2018-11-23 10:40:07,853 INFO L273 TraceCheckUtils]: 15: Hoare triple {696#(bvslt (_ bv0 32) (bvadd ~N~0 (_ bv4294967295 32)))} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {696#(bvslt (_ bv0 32) (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:40:07,864 INFO L268 TraceCheckUtils]: 14: Hoare quadruple {535#true} {696#(bvslt (_ bv0 32) (bvadd ~N~0 (_ bv4294967295 32)))} #64#return; {696#(bvslt (_ bv0 32) (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:40:07,865 INFO L273 TraceCheckUtils]: 13: Hoare triple {535#true} assume true; {535#true} is VALID [2018-11-23 10:40:07,865 INFO L273 TraceCheckUtils]: 12: Hoare triple {535#true} #res := ~res~0[32:0]; {535#true} is VALID [2018-11-23 10:40:07,865 INFO L273 TraceCheckUtils]: 11: Hoare triple {535#true} assume !~bvslt32(~i~0, ~N~0); {535#true} is VALID [2018-11-23 10:40:07,866 INFO L273 TraceCheckUtils]: 10: Hoare triple {535#true} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {535#true} is VALID [2018-11-23 10:40:07,866 INFO L273 TraceCheckUtils]: 9: Hoare triple {535#true} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {535#true} is VALID [2018-11-23 10:40:07,866 INFO L273 TraceCheckUtils]: 8: Hoare triple {535#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {535#true} is VALID [2018-11-23 10:40:07,866 INFO L256 TraceCheckUtils]: 7: Hoare triple {696#(bvslt (_ bv0 32) (bvadd ~N~0 (_ bv4294967295 32)))} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {535#true} is VALID [2018-11-23 10:40:07,882 INFO L273 TraceCheckUtils]: 6: Hoare triple {535#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {696#(bvslt (_ bv0 32) (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:40:07,883 INFO L273 TraceCheckUtils]: 5: Hoare triple {535#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {535#true} is VALID [2018-11-23 10:40:07,883 INFO L256 TraceCheckUtils]: 4: Hoare triple {535#true} call #t~ret12 := main(); {535#true} is VALID [2018-11-23 10:40:07,883 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {535#true} {535#true} #60#return; {535#true} is VALID [2018-11-23 10:40:07,884 INFO L273 TraceCheckUtils]: 2: Hoare triple {535#true} assume true; {535#true} is VALID [2018-11-23 10:40:07,884 INFO L273 TraceCheckUtils]: 1: Hoare triple {535#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {535#true} is VALID [2018-11-23 10:40:07,884 INFO L256 TraceCheckUtils]: 0: Hoare triple {535#true} call ULTIMATE.init(); {535#true} is VALID [2018-11-23 10:40:07,888 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-23 10:40:07,892 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 10:40:07,892 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2018-11-23 10:40:07,893 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 38 [2018-11-23 10:40:07,893 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:40:07,894 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2018-11-23 10:40:07,996 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:07,996 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 10:40:07,997 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 10:40:07,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2018-11-23 10:40:07,997 INFO L87 Difference]: Start difference. First operand 26 states and 29 transitions. Second operand 9 states. [2018-11-23 10:40:09,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:09,093 INFO L93 Difference]: Finished difference Result 66 states and 80 transitions. [2018-11-23 10:40:09,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 10:40:09,093 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 38 [2018-11-23 10:40:09,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:40:09,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-23 10:40:09,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 79 transitions. [2018-11-23 10:40:09,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-23 10:40:09,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 79 transitions. [2018-11-23 10:40:09,103 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 79 transitions. [2018-11-23 10:40:09,309 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 79 edges. 79 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:09,312 INFO L225 Difference]: With dead ends: 66 [2018-11-23 10:40:09,312 INFO L226 Difference]: Without dead ends: 50 [2018-11-23 10:40:09,313 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2018-11-23 10:40:09,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-23 10:40:09,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 44. [2018-11-23 10:40:09,348 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:40:09,349 INFO L82 GeneralOperation]: Start isEquivalent. First operand 50 states. Second operand 44 states. [2018-11-23 10:40:09,349 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand 44 states. [2018-11-23 10:40:09,349 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 44 states. [2018-11-23 10:40:09,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:09,355 INFO L93 Difference]: Finished difference Result 50 states and 58 transitions. [2018-11-23 10:40:09,355 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2018-11-23 10:40:09,356 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:09,356 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:09,356 INFO L74 IsIncluded]: Start isIncluded. First operand 44 states. Second operand 50 states. [2018-11-23 10:40:09,357 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 50 states. [2018-11-23 10:40:09,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:09,361 INFO L93 Difference]: Finished difference Result 50 states and 58 transitions. [2018-11-23 10:40:09,361 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2018-11-23 10:40:09,362 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:09,363 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:09,363 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:40:09,363 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:40:09,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2018-11-23 10:40:09,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 53 transitions. [2018-11-23 10:40:09,367 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 53 transitions. Word has length 38 [2018-11-23 10:40:09,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:40:09,368 INFO L480 AbstractCegarLoop]: Abstraction has 44 states and 53 transitions. [2018-11-23 10:40:09,368 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 10:40:09,368 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2018-11-23 10:40:09,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-23 10:40:09,370 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:40:09,370 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:40:09,370 INFO L423 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:40:09,371 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:40:09,371 INFO L82 PathProgramCache]: Analyzing trace with hash 573397766, now seen corresponding path program 1 times [2018-11-23 10:40:09,371 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:40:09,371 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 10:40:09,391 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:40:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 10:40:11,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:40:11,980 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 45 treesize of output 34 [2018-11-23 10:40:11,996 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:40:12,008 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 38 [2018-11-23 10:40:12,083 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:40:12,093 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 31 [2018-11-23 10:40:12,104 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-23 10:40:12,144 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:40:12,149 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:40:12,171 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:40:12,175 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:55, output treesize:29 [2018-11-23 10:40:12,770 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 61 treesize of output 46 [2018-11-23 10:40:12,784 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:40:12,794 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 48 [2018-11-23 10:40:12,798 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 10:40:12,821 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:40:12,854 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:40:12,855 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:71, output treesize:52 [2018-11-23 10:40:12,907 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:40:12,908 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_int_16|]. (let ((.cse3 (select |v_#memory_int_16| |main_~#x~0.base|))) (let ((.cse2 (select .cse3 |main_~#x~0.offset|)) (.cse4 (select .cse3 (bvadd |main_~#x~0.offset| (_ bv4 32))))) (let ((.cse1 ((_ sign_extend 32) .cse4)) (.cse0 ((_ sign_extend 32) .cse2))) (and (= main_~ret2~0 ((_ extract 31 0) (bvxor .cse0 .cse1))) (= |main_~#x~0.offset| (_ bv0 32)) (not (bvslt (_ bv2 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor .cse1 .cse0))) (= main_~temp~0 .cse2) (= (store |v_#memory_int_16| |main_~#x~0.base| (store .cse3 |main_~#x~0.offset| .cse4)) |#memory_int|) (bvsgt ~N~0 (_ bv1 32)))))) [2018-11-23 10:40:12,908 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (let ((.cse3 (select |#memory_int| |main_~#x~0.base|))) (let ((.cse2 (select .cse3 (bvadd |main_~#x~0.offset| (_ bv4 32))))) (let ((.cse1 ((_ sign_extend 32) .cse2)) (.cse0 ((_ sign_extend 32) main_~temp~0))) (and (= main_~ret2~0 ((_ extract 31 0) (bvxor .cse0 .cse1))) (= |main_~#x~0.offset| (_ bv0 32)) (= .cse2 (select .cse3 |main_~#x~0.offset|)) (not (bvslt (_ bv2 32) ~N~0)) (= ((_ extract 31 0) (bvxor .cse1 .cse0)) main_~ret~0) (bvsgt ~N~0 (_ bv1 32)))))) [2018-11-23 10:40:13,116 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 58 treesize of output 47 [2018-11-23 10:40:13,154 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:40:13,156 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:40:13,156 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:40:13,165 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 61 [2018-11-23 10:40:13,172 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 10:40:13,201 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:40:13,286 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 10:40:13,286 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:68, output treesize:53 [2018-11-23 10:40:13,337 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:40:13,337 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_int_17|, ~N~0, main_~temp~0]. (let ((.cse0 (select |v_#memory_int_17| |main_~#x~0.base|))) (let ((.cse1 (select .cse0 (bvadd |main_~#x~0.offset| (_ bv4 32))))) (let ((.cse3 ((_ sign_extend 32) main_~temp~0)) (.cse2 ((_ sign_extend 32) .cse1))) (and (= (select .cse0 |main_~#x~0.offset|) .cse1) (= |main_~#x~0.offset| (_ bv0 32)) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= ((_ extract 31 0) (bvxor .cse2 .cse3)) main_~ret~0) (= main_~ret2~0 ((_ extract 31 0) (bvxor .cse3 .cse2))) (= (store |v_#memory_int_17| |main_~#x~0.base| (store .cse0 (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0)) |#memory_int|))))) [2018-11-23 10:40:13,338 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ [~N~0]. (let ((.cse2 (select |#memory_int| |main_~#x~0.base|))) (let ((.cse1 ((_ sign_extend 32) (select .cse2 |main_~#x~0.offset|))) (.cse0 ((_ sign_extend 32) (select .cse2 (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)))))) (and (= main_~ret2~0 ((_ extract 31 0) (bvxor .cse0 .cse1))) (= |main_~#x~0.offset| (_ bv0 32)) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor .cse1 .cse0)))))) [2018-11-23 10:40:13,724 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 57 treesize of output 45 [2018-11-23 10:40:13,736 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:40:13,744 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 40 [2018-11-23 10:40:13,762 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-23 10:40:13,780 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-23 10:40:13,801 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-23 10:40:13,801 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:64, output treesize:25 [2018-11-23 10:40:13,829 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:40:13,830 WARN L384 uantifierElimination]: Input elimination task: ∃ [|#memory_int|, |main_~#x~0.base|, ~N~0]. (let ((.cse2 (select |#memory_int| |main_~#x~0.base|))) (let ((.cse0 ((_ sign_extend 32) (select .cse2 (bvadd (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32))))) (.cse1 ((_ sign_extend 32) (select .cse2 (_ bv0 32))))) (and (= main_~ret2~0 ((_ extract 31 0) (bvxor .cse0 .cse1))) (= main_~ret~0 ((_ extract 31 0) (bvxor .cse1 .cse0))) (= |main_#t~ret11| ((_ extract 31 0) (bvxor .cse1 ((_ sign_extend 32) (select .cse2 (_ bv4 32)))))) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32))))) [2018-11-23 10:40:13,830 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ [v_arrayElimCell_9, v_arrayElimCell_8]. (let ((.cse2 ((_ sign_extend 32) v_arrayElimCell_9)) (.cse1 ((_ sign_extend 32) v_arrayElimCell_8))) (let ((.cse0 ((_ extract 31 0) (bvxor .cse2 .cse1)))) (and (= .cse0 main_~ret~0) (= |main_#t~ret11| .cse0) (= main_~ret2~0 ((_ extract 31 0) (bvxor .cse1 .cse2)))))) [2018-11-23 10:40:13,993 INFO L256 TraceCheckUtils]: 0: Hoare triple {1034#true} call ULTIMATE.init(); {1034#true} is VALID [2018-11-23 10:40:13,993 INFO L273 TraceCheckUtils]: 1: Hoare triple {1034#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {1034#true} is VALID [2018-11-23 10:40:13,993 INFO L273 TraceCheckUtils]: 2: Hoare triple {1034#true} assume true; {1034#true} is VALID [2018-11-23 10:40:13,993 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1034#true} {1034#true} #60#return; {1034#true} is VALID [2018-11-23 10:40:13,994 INFO L256 TraceCheckUtils]: 4: Hoare triple {1034#true} call #t~ret12 := main(); {1034#true} is VALID [2018-11-23 10:40:13,994 INFO L273 TraceCheckUtils]: 5: Hoare triple {1034#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {1034#true} is VALID [2018-11-23 10:40:13,995 INFO L273 TraceCheckUtils]: 6: Hoare triple {1034#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {1057#(and (= |main_~#x~0.offset| (_ bv0 32)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:13,995 INFO L256 TraceCheckUtils]: 7: Hoare triple {1057#(and (= |main_~#x~0.offset| (_ bv0 32)) (bvsgt ~N~0 (_ bv1 32)))} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {1061#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:40:13,996 INFO L273 TraceCheckUtils]: 8: Hoare triple {1061#(bvsgt ~N~0 (_ bv1 32))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {1065#(and (= |xor_#in~x.base| xor_~x.base) (= xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset))) (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)) (= |xor_#in~x.offset| xor_~x.offset))} is VALID [2018-11-23 10:40:14,050 INFO L273 TraceCheckUtils]: 9: Hoare triple {1065#(and (= |xor_#in~x.base| xor_~x.base) (= xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset))) (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)) (= |xor_#in~x.offset| xor_~x.offset))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1069#(and (= (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd (bvmul (_ bv4 32) xor_~i~0) |xor_#in~x.offset|)))) xor_~res~0) (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:14,052 INFO L273 TraceCheckUtils]: 10: Hoare triple {1069#(and (= (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd (bvmul (_ bv4 32) xor_~i~0) |xor_#in~x.offset|)))) xor_~res~0) (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1073#(and (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) (= (_ bv2 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:14,054 INFO L273 TraceCheckUtils]: 11: Hoare triple {1073#(and (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) (= (_ bv2 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} assume !~bvslt32(~i~0, ~N~0); {1077#(and (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:14,074 INFO L273 TraceCheckUtils]: 12: Hoare triple {1077#(and (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} #res := ~res~0[32:0]; {1081#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|))} is VALID [2018-11-23 10:40:14,075 INFO L273 TraceCheckUtils]: 13: Hoare triple {1081#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|))} assume true; {1081#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|))} is VALID [2018-11-23 10:40:14,077 INFO L268 TraceCheckUtils]: 14: Hoare quadruple {1081#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|))} {1057#(and (= |main_~#x~0.offset| (_ bv0 32)) (bvsgt ~N~0 (_ bv1 32)))} #64#return; {1088#(and (= |main_#t~ret4| ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= |main_~#x~0.offset| (_ bv0 32)) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:14,140 INFO L273 TraceCheckUtils]: 15: Hoare triple {1088#(and (= |main_#t~ret4| ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= |main_~#x~0.offset| (_ bv0 32)) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {1092#(and (= |main_~#x~0.offset| (_ bv0 32)) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))))))} is VALID [2018-11-23 10:40:14,142 INFO L256 TraceCheckUtils]: 16: Hoare triple {1092#(and (= |main_~#x~0.offset| (_ bv0 32)) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))))))} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {1096#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:14,143 INFO L273 TraceCheckUtils]: 17: Hoare triple {1096#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {1100#(and (= |xor_#in~x.base| xor_~x.base) (= xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset))) (not (bvslt (_ bv2 32) ~N~0)) (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)) (= |xor_#in~x.offset| xor_~x.offset))} is VALID [2018-11-23 10:40:14,165 INFO L273 TraceCheckUtils]: 18: Hoare triple {1100#(and (= |xor_#in~x.base| xor_~x.base) (= xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset))) (not (bvslt (_ bv2 32) ~N~0)) (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)) (= |xor_#in~x.offset| xor_~x.offset))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1077#(and (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:14,166 INFO L273 TraceCheckUtils]: 19: Hoare triple {1077#(and (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1077#(and (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:14,167 INFO L273 TraceCheckUtils]: 20: Hoare triple {1077#(and (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} assume !~bvslt32(~i~0, ~N~0); {1077#(and (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:14,243 INFO L273 TraceCheckUtils]: 21: Hoare triple {1077#(and (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} #res := ~res~0[32:0]; {1081#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|))} is VALID [2018-11-23 10:40:14,244 INFO L273 TraceCheckUtils]: 22: Hoare triple {1081#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|))} assume true; {1081#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|))} is VALID [2018-11-23 10:40:14,271 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {1081#(and (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|))} {1092#(and (= |main_~#x~0.offset| (_ bv0 32)) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))))))} #66#return; {1119#(and (= |main_~#x~0.offset| (_ bv0 32)) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= |main_#t~ret7| ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))))))} is VALID [2018-11-23 10:40:14,273 INFO L273 TraceCheckUtils]: 24: Hoare triple {1119#(and (= |main_~#x~0.offset| (_ bv0 32)) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= |main_#t~ret7| ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))))))} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {1123#(and (= |main_~#x~0.offset| (_ bv0 32)) (not (bvslt (_ bv2 32) ~N~0)) (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (bvsgt ~N~0 (_ bv1 32)) (= main_~i~1 (_ bv0 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))))) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)))} is VALID [2018-11-23 10:40:14,311 INFO L273 TraceCheckUtils]: 25: Hoare triple {1123#(and (= |main_~#x~0.offset| (_ bv0 32)) (not (bvslt (_ bv2 32) ~N~0)) (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (bvsgt ~N~0 (_ bv1 32)) (= main_~i~1 (_ bv0 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))))) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {1127#(and (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) main_~temp~0))) main_~ret~0) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:14,312 INFO L273 TraceCheckUtils]: 26: Hoare triple {1127#(and (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) main_~temp~0))) main_~ret~0) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {1127#(and (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) main_~temp~0))) main_~ret~0) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:14,313 INFO L273 TraceCheckUtils]: 27: Hoare triple {1127#(and (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) main_~temp~0))) main_~ret~0) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {1127#(and (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) main_~temp~0))) main_~ret~0) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:40:14,386 INFO L273 TraceCheckUtils]: 28: Hoare triple {1127#(and (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) main_~temp~0))) main_~ret~0) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)))} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {1137#(and (= |main_~#x~0.offset| (_ bv0 32)) (exists ((~N~0 (_ BitVec 32))) (and (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))))) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32))))))))))} is VALID [2018-11-23 10:40:14,387 INFO L256 TraceCheckUtils]: 29: Hoare triple {1137#(and (= |main_~#x~0.offset| (_ bv0 32)) (exists ((~N~0 (_ BitVec 32))) (and (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))))) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32))))))))))} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {1034#true} is VALID [2018-11-23 10:40:14,388 INFO L273 TraceCheckUtils]: 30: Hoare triple {1034#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {1144#(and (= |xor_#in~x.base| xor_~x.base) (= xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset))) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset))} is VALID [2018-11-23 10:40:14,409 INFO L273 TraceCheckUtils]: 31: Hoare triple {1144#(and (= |xor_#in~x.base| xor_~x.base) (= xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset))) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1148#(= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))))} is VALID [2018-11-23 10:40:14,409 INFO L273 TraceCheckUtils]: 32: Hoare triple {1148#(= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1148#(= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))))} is VALID [2018-11-23 10:40:14,412 INFO L273 TraceCheckUtils]: 33: Hoare triple {1148#(= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))))} assume !~bvslt32(~i~0, ~N~0); {1148#(= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))))} is VALID [2018-11-23 10:40:14,421 INFO L273 TraceCheckUtils]: 34: Hoare triple {1148#(= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))))} #res := ~res~0[32:0]; {1158#(= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|)} is VALID [2018-11-23 10:40:14,422 INFO L273 TraceCheckUtils]: 35: Hoare triple {1158#(= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|)} assume true; {1158#(= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|)} is VALID [2018-11-23 10:40:14,690 INFO L268 TraceCheckUtils]: 36: Hoare quadruple {1158#(= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|)} {1137#(and (= |main_~#x~0.offset| (_ bv0 32)) (exists ((~N~0 (_ BitVec 32))) (and (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))))) (not (bvslt (_ bv2 32) ~N~0)) (bvsgt ~N~0 (_ bv1 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32))))))))))} #68#return; {1165#(exists ((v_arrayElimCell_8 (_ BitVec 32)) (v_arrayElimCell_9 (_ BitVec 32))) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) v_arrayElimCell_9) ((_ sign_extend 32) v_arrayElimCell_8))) main_~ret~0) (= |main_#t~ret11| ((_ extract 31 0) (bvxor ((_ sign_extend 32) v_arrayElimCell_9) ((_ sign_extend 32) v_arrayElimCell_8)))) (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) v_arrayElimCell_8) ((_ sign_extend 32) v_arrayElimCell_9))))))} is VALID [2018-11-23 10:40:14,699 INFO L273 TraceCheckUtils]: 37: Hoare triple {1165#(exists ((v_arrayElimCell_8 (_ BitVec 32)) (v_arrayElimCell_9 (_ BitVec 32))) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) v_arrayElimCell_9) ((_ sign_extend 32) v_arrayElimCell_8))) main_~ret~0) (= |main_#t~ret11| ((_ extract 31 0) (bvxor ((_ sign_extend 32) v_arrayElimCell_9) ((_ sign_extend 32) v_arrayElimCell_8)))) (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) v_arrayElimCell_8) ((_ sign_extend 32) v_arrayElimCell_9))))))} ~ret5~0 := #t~ret11;havoc #t~ret11; {1169#(exists ((v_arrayElimCell_8 (_ BitVec 32)) (v_arrayElimCell_9 (_ BitVec 32))) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) v_arrayElimCell_9) ((_ sign_extend 32) v_arrayElimCell_8))) main_~ret~0) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) v_arrayElimCell_9) ((_ sign_extend 32) v_arrayElimCell_8))) main_~ret5~0) (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) v_arrayElimCell_8) ((_ sign_extend 32) v_arrayElimCell_9))))))} is VALID [2018-11-23 10:40:14,709 INFO L273 TraceCheckUtils]: 38: Hoare triple {1169#(exists ((v_arrayElimCell_8 (_ BitVec 32)) (v_arrayElimCell_9 (_ BitVec 32))) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) v_arrayElimCell_9) ((_ sign_extend 32) v_arrayElimCell_8))) main_~ret~0) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) v_arrayElimCell_9) ((_ sign_extend 32) v_arrayElimCell_8))) main_~ret5~0) (= main_~ret2~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) v_arrayElimCell_8) ((_ sign_extend 32) v_arrayElimCell_9))))))} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {1035#false} is VALID [2018-11-23 10:40:14,709 INFO L273 TraceCheckUtils]: 39: Hoare triple {1035#false} assume !false; {1035#false} is VALID [2018-11-23 10:40:14,722 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 26 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 10:40:14,722 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:40:28,836 WARN L180 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2018-11-23 10:40:29,909 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-23 10:40:29,911 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 10:40:29,950 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 143 treesize of output 111 [2018-11-23 10:40:29,960 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:40:29,974 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:40:29,975 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 92 [2018-11-23 10:40:30,205 WARN L180 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 28 [2018-11-23 10:40:30,248 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:40:30,260 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:40:30,261 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 70 [2018-11-23 10:40:30,384 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 58 [2018-11-23 10:40:30,909 WARN L180 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 28 [2018-11-23 10:40:30,919 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:40:30,920 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 24 [2018-11-23 10:40:30,922 INFO L267 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2018-11-23 10:40:30,936 INFO L267 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 10:40:30,949 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 10:40:30,960 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:40:30,965 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:40:30,974 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:40:30,974 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 4 variables, input treesize:201, output treesize:14 [2018-11-23 10:40:30,999 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:40:31,000 WARN L384 uantifierElimination]: Input elimination task: ∀ [|#memory_int|, |v_xor_#in~x.base_16|, v_prenex_1, v_prenex_2]. (let ((.cse0 (bvslt (_ bv2 32) ~N~0)) (.cse2 (bvadd |main_~#x~0.offset| (_ bv4 32)))) (and (or .cse0 (let ((.cse5 (select |#memory_int| |v_xor_#in~x.base_16|))) (let ((.cse4 (select .cse5 |main_~#x~0.offset|)) (.cse6 (select .cse5 .cse2))) (= ((_ extract 31 0) (let ((.cse1 (let ((.cse3 (store (store .cse5 |main_~#x~0.offset| .cse6) .cse2 .cse4))) (store (store .cse3 |main_~#x~0.offset| .cse4) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select .cse3 |main_~#x~0.offset|))))) (bvxor ((_ sign_extend 32) (select .cse1 |main_~#x~0.offset|)) ((_ sign_extend 32) (select .cse1 .cse2))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) .cse4) ((_ sign_extend 32) .cse6))))))) (or .cse0 (let ((.cse9 (select v_prenex_1 v_prenex_2))) (let ((.cse10 (select .cse9 |main_~#x~0.offset|))) (let ((.cse8 (select .cse9 .cse2)) (.cse7 ((_ sign_extend 32) .cse10))) (= ((_ extract 31 0) (bvxor .cse7 ((_ sign_extend 32) .cse8))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store .cse9 |main_~#x~0.offset| .cse8) .cse2 .cse10) |main_~#x~0.offset|)) .cse7))))))))) [2018-11-23 10:40:31,000 WARN L385 uantifierElimination]: ElimStorePlain result: ∀ []. (let ((.cse0 (bvmul (_ bv4 32) ~N~0))) (or (bvslt (_ bv2 32) ~N~0) (= (_ bv4 32) .cse0) (= (_ bv8 32) .cse0))) [2018-11-23 10:40:37,390 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-23 10:40:37,391 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 10:40:37,392 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-23 10:40:37,393 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 10:40:37,398 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:40:37,398 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:425, output treesize:1 [2018-11-23 10:40:37,464 INFO L273 TraceCheckUtils]: 39: Hoare triple {1035#false} assume !false; {1035#false} is VALID [2018-11-23 10:40:37,465 INFO L273 TraceCheckUtils]: 38: Hoare triple {1179#(and (= main_~ret2~0 main_~ret~0) (= main_~ret5~0 main_~ret~0))} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {1035#false} is VALID [2018-11-23 10:40:37,465 INFO L273 TraceCheckUtils]: 37: Hoare triple {1183#(and (= |main_#t~ret11| main_~ret~0) (= main_~ret2~0 main_~ret~0))} ~ret5~0 := #t~ret11;havoc #t~ret11; {1179#(and (= main_~ret2~0 main_~ret~0) (= main_~ret5~0 main_~ret~0))} is VALID [2018-11-23 10:40:37,468 INFO L268 TraceCheckUtils]: 36: Hoare quadruple {1158#(= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|)} {1187#(and (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= main_~ret2~0 main_~ret~0))} #68#return; {1183#(and (= |main_#t~ret11| main_~ret~0) (= main_~ret2~0 main_~ret~0))} is VALID [2018-11-23 10:40:37,469 INFO L273 TraceCheckUtils]: 35: Hoare triple {1158#(= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|)} assume true; {1158#(= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|)} is VALID [2018-11-23 10:40:37,470 INFO L273 TraceCheckUtils]: 34: Hoare triple {1197#(= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))} #res := ~res~0[32:0]; {1158#(= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|)} is VALID [2018-11-23 10:40:37,470 INFO L273 TraceCheckUtils]: 33: Hoare triple {1197#(= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))} assume !~bvslt32(~i~0, ~N~0); {1197#(= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))} is VALID [2018-11-23 10:40:37,471 INFO L273 TraceCheckUtils]: 32: Hoare triple {1197#(= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1197#(= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))} is VALID [2018-11-23 10:40:37,643 INFO L273 TraceCheckUtils]: 31: Hoare triple {1207#(= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1197#(= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))} is VALID [2018-11-23 10:40:37,783 INFO L273 TraceCheckUtils]: 30: Hoare triple {1034#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {1207#(= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))} is VALID [2018-11-23 10:40:37,783 INFO L256 TraceCheckUtils]: 29: Hoare triple {1187#(and (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= main_~ret2~0 main_~ret~0))} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {1034#true} is VALID [2018-11-23 10:40:37,952 INFO L273 TraceCheckUtils]: 28: Hoare triple {1214#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {1187#(and (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= main_~ret2~0 main_~ret~0))} is VALID [2018-11-23 10:40:37,956 INFO L273 TraceCheckUtils]: 27: Hoare triple {1214#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {1214#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} is VALID [2018-11-23 10:40:37,957 INFO L273 TraceCheckUtils]: 26: Hoare triple {1214#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {1214#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} is VALID [2018-11-23 10:40:38,236 INFO L273 TraceCheckUtils]: 25: Hoare triple {1224#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {1214#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} is VALID [2018-11-23 10:40:38,238 INFO L273 TraceCheckUtils]: 24: Hoare triple {1228#(and (= main_~ret~0 |main_#t~ret7|) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {1224#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} is VALID [2018-11-23 10:40:38,241 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {1236#(or (not (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|))} {1232#(and (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} #66#return; {1228#(and (= main_~ret~0 |main_#t~ret7|) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} is VALID [2018-11-23 10:40:38,241 INFO L273 TraceCheckUtils]: 22: Hoare triple {1236#(or (not (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|))} assume true; {1236#(or (not (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|))} is VALID [2018-11-23 10:40:38,243 INFO L273 TraceCheckUtils]: 21: Hoare triple {1243#(or (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) xor_~res~0)) (not (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))))} #res := ~res~0[32:0]; {1236#(or (not (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|))} is VALID [2018-11-23 10:40:38,244 INFO L273 TraceCheckUtils]: 20: Hoare triple {1243#(or (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) xor_~res~0)) (not (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))))} assume !~bvslt32(~i~0, ~N~0); {1243#(or (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) xor_~res~0)) (not (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))))} is VALID [2018-11-23 10:40:38,244 INFO L273 TraceCheckUtils]: 19: Hoare triple {1243#(or (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) xor_~res~0)) (not (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1243#(or (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) xor_~res~0)) (not (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))))} is VALID [2018-11-23 10:40:38,275 INFO L273 TraceCheckUtils]: 18: Hoare triple {1253#(or (not (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))))))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1243#(or (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) xor_~res~0)) (not (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))))} is VALID [2018-11-23 10:40:38,332 INFO L273 TraceCheckUtils]: 17: Hoare triple {1034#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {1253#(or (not (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))))))) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))))))} is VALID [2018-11-23 10:40:38,332 INFO L256 TraceCheckUtils]: 16: Hoare triple {1232#(and (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {1034#true} is VALID [2018-11-23 10:40:38,490 INFO L273 TraceCheckUtils]: 15: Hoare triple {1260#(and (= |main_#t~ret4| ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)))) |main_#t~ret4|))} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {1232#(and (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= main_~ret~0 ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))))))} is VALID [2018-11-23 10:40:38,493 INFO L268 TraceCheckUtils]: 14: Hoare quadruple {1268#(or (and (not (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0))) (not (bvslt (_ bv2 32) ~N~0)) (not (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)))) |xor_#res|)))} {1264#(or (bvslt (_ bv2 32) ~N~0) (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0)) (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))} #64#return; {1260#(and (= |main_#t~ret4| ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)))) |main_#t~ret4|))} is VALID [2018-11-23 10:40:38,494 INFO L273 TraceCheckUtils]: 13: Hoare triple {1268#(or (and (not (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0))) (not (bvslt (_ bv2 32) ~N~0)) (not (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)))) |xor_#res|)))} assume true; {1268#(or (and (not (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0))) (not (bvslt (_ bv2 32) ~N~0)) (not (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)))) |xor_#res|)))} is VALID [2018-11-23 10:40:38,495 INFO L273 TraceCheckUtils]: 12: Hoare triple {1275#(or (and (not (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0))) (not (bvslt (_ bv2 32) ~N~0)) (not (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) xor_~res~0)) (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)))))))} #res := ~res~0[32:0]; {1268#(or (and (not (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0))) (not (bvslt (_ bv2 32) ~N~0)) (not (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) |xor_#res|) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)))) |xor_#res|)))} is VALID [2018-11-23 10:40:38,496 INFO L273 TraceCheckUtils]: 11: Hoare triple {1279#(or (and (not (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0))) (not (bvslt (_ bv2 32) ~N~0)) (not (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) xor_~res~0)) (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)))))) (bvslt xor_~i~0 ~N~0))} assume !~bvslt32(~i~0, ~N~0); {1275#(or (and (not (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0))) (not (bvslt (_ bv2 32) ~N~0)) (not (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) xor_~res~0)) (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)))))))} is VALID [2018-11-23 10:40:38,520 INFO L273 TraceCheckUtils]: 10: Hoare triple {1283#(or (and (not (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0))) (not (bvslt (_ bv2 32) ~N~0)) (not (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))) (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) xor_~res~0)) (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)))))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1279#(or (and (not (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0))) (not (bvslt (_ bv2 32) ~N~0)) (not (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) xor_~res~0)) (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)))))) (bvslt xor_~i~0 ~N~0))} is VALID [2018-11-23 10:40:38,559 INFO L273 TraceCheckUtils]: 9: Hoare triple {1287#(or (and (= ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))))) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))) (and (not (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0))) (not (bvslt (_ bv2 32) ~N~0)) (not (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))) (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1283#(or (and (not (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0))) (not (bvslt (_ bv2 32) ~N~0)) (not (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))) (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (and (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) xor_~res~0)) (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)))))))} is VALID [2018-11-23 10:40:38,891 INFO L273 TraceCheckUtils]: 8: Hoare triple {1034#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {1287#(or (and (= ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))) ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))))) (= ((_ extract 31 0) (bvxor ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))) (and (not (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0))) (not (bvslt (_ bv2 32) ~N~0)) (not (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))) (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0))} is VALID [2018-11-23 10:40:38,892 INFO L256 TraceCheckUtils]: 7: Hoare triple {1264#(or (bvslt (_ bv2 32) ~N~0) (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0)) (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {1034#true} is VALID [2018-11-23 10:40:38,893 INFO L273 TraceCheckUtils]: 6: Hoare triple {1034#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {1264#(or (bvslt (_ bv2 32) ~N~0) (= (_ bv4 32) (bvmul (_ bv4 32) ~N~0)) (= (_ bv8 32) (bvmul (_ bv4 32) ~N~0)))} is VALID [2018-11-23 10:40:38,893 INFO L273 TraceCheckUtils]: 5: Hoare triple {1034#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {1034#true} is VALID [2018-11-23 10:40:38,894 INFO L256 TraceCheckUtils]: 4: Hoare triple {1034#true} call #t~ret12 := main(); {1034#true} is VALID [2018-11-23 10:40:38,894 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1034#true} {1034#true} #60#return; {1034#true} is VALID [2018-11-23 10:40:38,894 INFO L273 TraceCheckUtils]: 2: Hoare triple {1034#true} assume true; {1034#true} is VALID [2018-11-23 10:40:38,894 INFO L273 TraceCheckUtils]: 1: Hoare triple {1034#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {1034#true} is VALID [2018-11-23 10:40:38,894 INFO L256 TraceCheckUtils]: 0: Hoare triple {1034#true} call ULTIMATE.init(); {1034#true} is VALID [2018-11-23 10:40:38,912 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 10:40:38,920 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:40:38,920 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 41 [2018-11-23 10:40:38,921 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 40 [2018-11-23 10:40:38,924 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:40:38,924 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 41 states. [2018-11-23 10:40:46,285 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 67 inductive. 0 not inductive. 3 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:46,285 INFO L459 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-11-23 10:40:46,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-11-23 10:40:46,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=1465, Unknown=0, NotChecked=0, Total=1640 [2018-11-23 10:40:46,288 INFO L87 Difference]: Start difference. First operand 44 states and 53 transitions. Second operand 41 states. [2018-11-23 10:40:46,874 WARN L180 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2018-11-23 10:40:53,308 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2018-11-23 10:41:00,918 WARN L180 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 28 DAG size of output: 23 [2018-11-23 10:41:05,853 WARN L180 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2018-11-23 10:41:09,276 WARN L180 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 55 [2018-11-23 10:41:10,902 WARN L180 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 55 [2018-11-23 10:41:11,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:11,619 INFO L93 Difference]: Finished difference Result 61 states and 71 transitions. [2018-11-23 10:41:11,619 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-23 10:41:11,619 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 40 [2018-11-23 10:41:11,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:41:11,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-23 10:41:11,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 69 transitions. [2018-11-23 10:41:11,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-11-23 10:41:11,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 69 transitions. [2018-11-23 10:41:11,627 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 25 states and 69 transitions. [2018-11-23 10:41:17,064 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 69 edges. 67 inductive. 0 not inductive. 2 times theorem prover too weak to decide inductivity. [2018-11-23 10:41:17,067 INFO L225 Difference]: With dead ends: 61 [2018-11-23 10:41:17,067 INFO L226 Difference]: Without dead ends: 54 [2018-11-23 10:41:17,069 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 788 ImplicationChecksByTransitivity, 14.9s TimeCoverageRelationStatistics Valid=315, Invalid=2337, Unknown=0, NotChecked=0, Total=2652 [2018-11-23 10:41:17,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-23 10:41:17,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 49. [2018-11-23 10:41:17,131 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:41:17,132 INFO L82 GeneralOperation]: Start isEquivalent. First operand 54 states. Second operand 49 states. [2018-11-23 10:41:17,132 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 49 states. [2018-11-23 10:41:17,132 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 49 states. [2018-11-23 10:41:17,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:17,137 INFO L93 Difference]: Finished difference Result 54 states and 62 transitions. [2018-11-23 10:41:17,137 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 62 transitions. [2018-11-23 10:41:17,138 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:41:17,138 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:41:17,138 INFO L74 IsIncluded]: Start isIncluded. First operand 49 states. Second operand 54 states. [2018-11-23 10:41:17,138 INFO L87 Difference]: Start difference. First operand 49 states. Second operand 54 states. [2018-11-23 10:41:17,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:17,142 INFO L93 Difference]: Finished difference Result 54 states and 62 transitions. [2018-11-23 10:41:17,142 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 62 transitions. [2018-11-23 10:41:17,143 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:41:17,143 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:41:17,143 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:41:17,144 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:41:17,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-11-23 10:41:17,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 58 transitions. [2018-11-23 10:41:17,147 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 58 transitions. Word has length 40 [2018-11-23 10:41:17,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:41:17,148 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 58 transitions. [2018-11-23 10:41:17,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-11-23 10:41:17,148 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2018-11-23 10:41:17,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-11-23 10:41:17,149 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:41:17,150 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:41:17,150 INFO L423 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:41:17,150 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:41:17,150 INFO L82 PathProgramCache]: Analyzing trace with hash -1506852252, now seen corresponding path program 2 times [2018-11-23 10:41:17,151 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:41:17,151 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:41:17,175 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 10:41:17,279 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 10:41:17,280 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:41:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:41:17,326 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:41:17,718 INFO L256 TraceCheckUtils]: 0: Hoare triple {1600#true} call ULTIMATE.init(); {1600#true} is VALID [2018-11-23 10:41:17,719 INFO L273 TraceCheckUtils]: 1: Hoare triple {1600#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {1600#true} is VALID [2018-11-23 10:41:17,719 INFO L273 TraceCheckUtils]: 2: Hoare triple {1600#true} assume true; {1600#true} is VALID [2018-11-23 10:41:17,719 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1600#true} {1600#true} #60#return; {1600#true} is VALID [2018-11-23 10:41:17,719 INFO L256 TraceCheckUtils]: 4: Hoare triple {1600#true} call #t~ret12 := main(); {1600#true} is VALID [2018-11-23 10:41:17,719 INFO L273 TraceCheckUtils]: 5: Hoare triple {1600#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {1600#true} is VALID [2018-11-23 10:41:17,720 INFO L273 TraceCheckUtils]: 6: Hoare triple {1600#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {1623#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:17,720 INFO L256 TraceCheckUtils]: 7: Hoare triple {1623#(bvsgt ~N~0 (_ bv1 32))} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {1623#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:17,721 INFO L273 TraceCheckUtils]: 8: Hoare triple {1623#(bvsgt ~N~0 (_ bv1 32))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {1630#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:41:17,721 INFO L273 TraceCheckUtils]: 9: Hoare triple {1630#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1630#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:41:17,722 INFO L273 TraceCheckUtils]: 10: Hoare triple {1630#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1637#(and (= (_ bv2 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:41:17,723 INFO L273 TraceCheckUtils]: 11: Hoare triple {1637#(and (= (_ bv2 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1641#(and (= (_ bv2 32) xor_~i~0) (bvslt xor_~i~0 ~N~0))} is VALID [2018-11-23 10:41:17,724 INFO L273 TraceCheckUtils]: 12: Hoare triple {1641#(and (= (_ bv2 32) xor_~i~0) (bvslt xor_~i~0 ~N~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1645#(and (bvslt (_ bv2 32) ~N~0) (= (_ bv3 32) xor_~i~0))} is VALID [2018-11-23 10:41:17,725 INFO L273 TraceCheckUtils]: 13: Hoare triple {1645#(and (bvslt (_ bv2 32) ~N~0) (= (_ bv3 32) xor_~i~0))} assume !~bvslt32(~i~0, ~N~0); {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:17,726 INFO L273 TraceCheckUtils]: 14: Hoare triple {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} #res := ~res~0[32:0]; {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:17,726 INFO L273 TraceCheckUtils]: 15: Hoare triple {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} assume true; {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:17,727 INFO L268 TraceCheckUtils]: 16: Hoare quadruple {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} {1623#(bvsgt ~N~0 (_ bv1 32))} #64#return; {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:17,728 INFO L273 TraceCheckUtils]: 17: Hoare triple {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:17,729 INFO L256 TraceCheckUtils]: 18: Hoare triple {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:17,730 INFO L273 TraceCheckUtils]: 19: Hoare triple {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {1668#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= (_ bv1 32) xor_~i~0))} is VALID [2018-11-23 10:41:17,730 INFO L273 TraceCheckUtils]: 20: Hoare triple {1668#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= (_ bv1 32) xor_~i~0))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1668#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= (_ bv1 32) xor_~i~0))} is VALID [2018-11-23 10:41:17,732 INFO L273 TraceCheckUtils]: 21: Hoare triple {1668#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= (_ bv1 32) xor_~i~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1675#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= (_ bv2 32) xor_~i~0))} is VALID [2018-11-23 10:41:17,733 INFO L273 TraceCheckUtils]: 22: Hoare triple {1675#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= (_ bv2 32) xor_~i~0))} assume !~bvslt32(~i~0, ~N~0); {1601#false} is VALID [2018-11-23 10:41:17,733 INFO L273 TraceCheckUtils]: 23: Hoare triple {1601#false} #res := ~res~0[32:0]; {1601#false} is VALID [2018-11-23 10:41:17,734 INFO L273 TraceCheckUtils]: 24: Hoare triple {1601#false} assume true; {1601#false} is VALID [2018-11-23 10:41:17,734 INFO L268 TraceCheckUtils]: 25: Hoare quadruple {1601#false} {1649#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} #66#return; {1601#false} is VALID [2018-11-23 10:41:17,734 INFO L273 TraceCheckUtils]: 26: Hoare triple {1601#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {1601#false} is VALID [2018-11-23 10:41:17,735 INFO L273 TraceCheckUtils]: 27: Hoare triple {1601#false} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {1601#false} is VALID [2018-11-23 10:41:17,735 INFO L273 TraceCheckUtils]: 28: Hoare triple {1601#false} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {1601#false} is VALID [2018-11-23 10:41:17,736 INFO L273 TraceCheckUtils]: 29: Hoare triple {1601#false} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {1601#false} is VALID [2018-11-23 10:41:17,736 INFO L273 TraceCheckUtils]: 30: Hoare triple {1601#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {1601#false} is VALID [2018-11-23 10:41:17,736 INFO L256 TraceCheckUtils]: 31: Hoare triple {1601#false} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {1601#false} is VALID [2018-11-23 10:41:17,736 INFO L273 TraceCheckUtils]: 32: Hoare triple {1601#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {1601#false} is VALID [2018-11-23 10:41:17,736 INFO L273 TraceCheckUtils]: 33: Hoare triple {1601#false} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1601#false} is VALID [2018-11-23 10:41:17,737 INFO L273 TraceCheckUtils]: 34: Hoare triple {1601#false} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1601#false} is VALID [2018-11-23 10:41:17,737 INFO L273 TraceCheckUtils]: 35: Hoare triple {1601#false} assume !~bvslt32(~i~0, ~N~0); {1601#false} is VALID [2018-11-23 10:41:17,737 INFO L273 TraceCheckUtils]: 36: Hoare triple {1601#false} #res := ~res~0[32:0]; {1601#false} is VALID [2018-11-23 10:41:17,737 INFO L273 TraceCheckUtils]: 37: Hoare triple {1601#false} assume true; {1601#false} is VALID [2018-11-23 10:41:17,737 INFO L268 TraceCheckUtils]: 38: Hoare quadruple {1601#false} {1601#false} #68#return; {1601#false} is VALID [2018-11-23 10:41:17,738 INFO L273 TraceCheckUtils]: 39: Hoare triple {1601#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {1601#false} is VALID [2018-11-23 10:41:17,738 INFO L273 TraceCheckUtils]: 40: Hoare triple {1601#false} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {1601#false} is VALID [2018-11-23 10:41:17,738 INFO L273 TraceCheckUtils]: 41: Hoare triple {1601#false} assume !false; {1601#false} is VALID [2018-11-23 10:41:17,740 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 10:41:17,740 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:41:18,209 INFO L273 TraceCheckUtils]: 41: Hoare triple {1601#false} assume !false; {1601#false} is VALID [2018-11-23 10:41:18,209 INFO L273 TraceCheckUtils]: 40: Hoare triple {1601#false} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {1601#false} is VALID [2018-11-23 10:41:18,210 INFO L273 TraceCheckUtils]: 39: Hoare triple {1601#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {1601#false} is VALID [2018-11-23 10:41:18,210 INFO L268 TraceCheckUtils]: 38: Hoare quadruple {1600#true} {1601#false} #68#return; {1601#false} is VALID [2018-11-23 10:41:18,210 INFO L273 TraceCheckUtils]: 37: Hoare triple {1600#true} assume true; {1600#true} is VALID [2018-11-23 10:41:18,211 INFO L273 TraceCheckUtils]: 36: Hoare triple {1600#true} #res := ~res~0[32:0]; {1600#true} is VALID [2018-11-23 10:41:18,211 INFO L273 TraceCheckUtils]: 35: Hoare triple {1600#true} assume !~bvslt32(~i~0, ~N~0); {1600#true} is VALID [2018-11-23 10:41:18,211 INFO L273 TraceCheckUtils]: 34: Hoare triple {1600#true} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1600#true} is VALID [2018-11-23 10:41:18,211 INFO L273 TraceCheckUtils]: 33: Hoare triple {1600#true} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1600#true} is VALID [2018-11-23 10:41:18,211 INFO L273 TraceCheckUtils]: 32: Hoare triple {1600#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {1600#true} is VALID [2018-11-23 10:41:18,211 INFO L256 TraceCheckUtils]: 31: Hoare triple {1601#false} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {1600#true} is VALID [2018-11-23 10:41:18,211 INFO L273 TraceCheckUtils]: 30: Hoare triple {1601#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {1601#false} is VALID [2018-11-23 10:41:18,212 INFO L273 TraceCheckUtils]: 29: Hoare triple {1601#false} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {1601#false} is VALID [2018-11-23 10:41:18,212 INFO L273 TraceCheckUtils]: 28: Hoare triple {1601#false} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {1601#false} is VALID [2018-11-23 10:41:18,212 INFO L273 TraceCheckUtils]: 27: Hoare triple {1601#false} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {1601#false} is VALID [2018-11-23 10:41:18,212 INFO L273 TraceCheckUtils]: 26: Hoare triple {1601#false} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {1601#false} is VALID [2018-11-23 10:41:18,217 INFO L268 TraceCheckUtils]: 25: Hoare quadruple {1788#(not (bvslt (_ bv2 32) ~N~0))} {1784#(bvslt (_ bv2 32) ~N~0)} #66#return; {1601#false} is VALID [2018-11-23 10:41:18,218 INFO L273 TraceCheckUtils]: 24: Hoare triple {1788#(not (bvslt (_ bv2 32) ~N~0))} assume true; {1788#(not (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:18,220 INFO L273 TraceCheckUtils]: 23: Hoare triple {1788#(not (bvslt (_ bv2 32) ~N~0))} #res := ~res~0[32:0]; {1788#(not (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:18,221 INFO L273 TraceCheckUtils]: 22: Hoare triple {1798#(or (not (bvslt (_ bv2 32) ~N~0)) (bvslt xor_~i~0 ~N~0))} assume !~bvslt32(~i~0, ~N~0); {1788#(not (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:18,235 INFO L273 TraceCheckUtils]: 21: Hoare triple {1802#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv2 32) ~N~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1798#(or (not (bvslt (_ bv2 32) ~N~0)) (bvslt xor_~i~0 ~N~0))} is VALID [2018-11-23 10:41:18,235 INFO L273 TraceCheckUtils]: 20: Hoare triple {1802#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv2 32) ~N~0)))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1802#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv2 32) ~N~0)))} is VALID [2018-11-23 10:41:18,236 INFO L273 TraceCheckUtils]: 19: Hoare triple {1600#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {1802#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv2 32) ~N~0)))} is VALID [2018-11-23 10:41:18,236 INFO L256 TraceCheckUtils]: 18: Hoare triple {1784#(bvslt (_ bv2 32) ~N~0)} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {1600#true} is VALID [2018-11-23 10:41:18,236 INFO L273 TraceCheckUtils]: 17: Hoare triple {1784#(bvslt (_ bv2 32) ~N~0)} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {1784#(bvslt (_ bv2 32) ~N~0)} is VALID [2018-11-23 10:41:18,237 INFO L268 TraceCheckUtils]: 16: Hoare quadruple {1784#(bvslt (_ bv2 32) ~N~0)} {1600#true} #64#return; {1784#(bvslt (_ bv2 32) ~N~0)} is VALID [2018-11-23 10:41:18,237 INFO L273 TraceCheckUtils]: 15: Hoare triple {1784#(bvslt (_ bv2 32) ~N~0)} assume true; {1784#(bvslt (_ bv2 32) ~N~0)} is VALID [2018-11-23 10:41:18,238 INFO L273 TraceCheckUtils]: 14: Hoare triple {1784#(bvslt (_ bv2 32) ~N~0)} #res := ~res~0[32:0]; {1784#(bvslt (_ bv2 32) ~N~0)} is VALID [2018-11-23 10:41:18,238 INFO L273 TraceCheckUtils]: 13: Hoare triple {1827#(or (bvslt (_ bv2 32) ~N~0) (bvslt xor_~i~0 ~N~0))} assume !~bvslt32(~i~0, ~N~0); {1784#(bvslt (_ bv2 32) ~N~0)} is VALID [2018-11-23 10:41:18,259 INFO L273 TraceCheckUtils]: 12: Hoare triple {1831#(or (bvslt (_ bv2 32) ~N~0) (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1827#(or (bvslt (_ bv2 32) ~N~0) (bvslt xor_~i~0 ~N~0))} is VALID [2018-11-23 10:41:18,260 INFO L273 TraceCheckUtils]: 11: Hoare triple {1835#(or (bvslt (_ bv2 32) ~N~0) (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt xor_~i~0 ~N~0)))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1831#(or (bvslt (_ bv2 32) ~N~0) (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0))} is VALID [2018-11-23 10:41:18,300 INFO L273 TraceCheckUtils]: 10: Hoare triple {1839#(or (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0)) (bvslt (_ bv2 32) ~N~0) (bvslt (bvadd xor_~i~0 (_ bv2 32)) ~N~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1835#(or (bvslt (_ bv2 32) ~N~0) (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt xor_~i~0 ~N~0)))} is VALID [2018-11-23 10:41:18,301 INFO L273 TraceCheckUtils]: 9: Hoare triple {1839#(or (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0)) (bvslt (_ bv2 32) ~N~0) (bvslt (bvadd xor_~i~0 (_ bv2 32)) ~N~0))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {1839#(or (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0)) (bvslt (_ bv2 32) ~N~0) (bvslt (bvadd xor_~i~0 (_ bv2 32)) ~N~0))} is VALID [2018-11-23 10:41:18,301 INFO L273 TraceCheckUtils]: 8: Hoare triple {1600#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {1839#(or (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0)) (bvslt (_ bv2 32) ~N~0) (bvslt (bvadd xor_~i~0 (_ bv2 32)) ~N~0))} is VALID [2018-11-23 10:41:18,301 INFO L256 TraceCheckUtils]: 7: Hoare triple {1600#true} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {1600#true} is VALID [2018-11-23 10:41:18,302 INFO L273 TraceCheckUtils]: 6: Hoare triple {1600#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {1600#true} is VALID [2018-11-23 10:41:18,302 INFO L273 TraceCheckUtils]: 5: Hoare triple {1600#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {1600#true} is VALID [2018-11-23 10:41:18,302 INFO L256 TraceCheckUtils]: 4: Hoare triple {1600#true} call #t~ret12 := main(); {1600#true} is VALID [2018-11-23 10:41:18,302 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1600#true} {1600#true} #60#return; {1600#true} is VALID [2018-11-23 10:41:18,302 INFO L273 TraceCheckUtils]: 2: Hoare triple {1600#true} assume true; {1600#true} is VALID [2018-11-23 10:41:18,302 INFO L273 TraceCheckUtils]: 1: Hoare triple {1600#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {1600#true} is VALID [2018-11-23 10:41:18,302 INFO L256 TraceCheckUtils]: 0: Hoare triple {1600#true} call ULTIMATE.init(); {1600#true} is VALID [2018-11-23 10:41:18,304 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2018-11-23 10:41:18,306 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:41:18,306 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2018-11-23 10:41:18,306 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 42 [2018-11-23 10:41:18,307 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:41:18,307 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states. [2018-11-23 10:41:18,501 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 68 edges. 68 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:41:18,502 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-23 10:41:18,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-23 10:41:18,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2018-11-23 10:41:18,502 INFO L87 Difference]: Start difference. First operand 49 states and 58 transitions. Second operand 18 states. [2018-11-23 10:41:21,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:21,079 INFO L93 Difference]: Finished difference Result 112 states and 136 transitions. [2018-11-23 10:41:21,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-23 10:41:21,079 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 42 [2018-11-23 10:41:21,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:41:21,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-23 10:41:21,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 107 transitions. [2018-11-23 10:41:21,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-23 10:41:21,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 107 transitions. [2018-11-23 10:41:21,088 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 107 transitions. [2018-11-23 10:41:21,290 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 107 edges. 107 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:41:21,296 INFO L225 Difference]: With dead ends: 112 [2018-11-23 10:41:21,296 INFO L226 Difference]: Without dead ends: 80 [2018-11-23 10:41:21,299 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 66 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=162, Invalid=438, Unknown=0, NotChecked=0, Total=600 [2018-11-23 10:41:21,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2018-11-23 10:41:21,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 71. [2018-11-23 10:41:21,425 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:41:21,425 INFO L82 GeneralOperation]: Start isEquivalent. First operand 80 states. Second operand 71 states. [2018-11-23 10:41:21,425 INFO L74 IsIncluded]: Start isIncluded. First operand 80 states. Second operand 71 states. [2018-11-23 10:41:21,425 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 71 states. [2018-11-23 10:41:21,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:21,430 INFO L93 Difference]: Finished difference Result 80 states and 91 transitions. [2018-11-23 10:41:21,430 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 91 transitions. [2018-11-23 10:41:21,431 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:41:21,431 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:41:21,431 INFO L74 IsIncluded]: Start isIncluded. First operand 71 states. Second operand 80 states. [2018-11-23 10:41:21,431 INFO L87 Difference]: Start difference. First operand 71 states. Second operand 80 states. [2018-11-23 10:41:21,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:21,436 INFO L93 Difference]: Finished difference Result 80 states and 91 transitions. [2018-11-23 10:41:21,436 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 91 transitions. [2018-11-23 10:41:21,436 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:41:21,436 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:41:21,437 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:41:21,437 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:41:21,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2018-11-23 10:41:21,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 84 transitions. [2018-11-23 10:41:21,440 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 84 transitions. Word has length 42 [2018-11-23 10:41:21,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:41:21,441 INFO L480 AbstractCegarLoop]: Abstraction has 71 states and 84 transitions. [2018-11-23 10:41:21,441 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-23 10:41:21,441 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2018-11-23 10:41:21,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 10:41:21,442 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:41:21,442 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:41:21,443 INFO L423 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:41:21,443 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:41:21,443 INFO L82 PathProgramCache]: Analyzing trace with hash -1584461182, now seen corresponding path program 3 times [2018-11-23 10:41:21,443 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:41:21,443 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:41:21,463 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-23 10:41:21,695 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-11-23 10:41:21,696 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:41:21,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:41:21,733 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:41:21,910 INFO L256 TraceCheckUtils]: 0: Hoare triple {2307#true} call ULTIMATE.init(); {2307#true} is VALID [2018-11-23 10:41:21,910 INFO L273 TraceCheckUtils]: 1: Hoare triple {2307#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {2307#true} is VALID [2018-11-23 10:41:21,910 INFO L273 TraceCheckUtils]: 2: Hoare triple {2307#true} assume true; {2307#true} is VALID [2018-11-23 10:41:21,911 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2307#true} {2307#true} #60#return; {2307#true} is VALID [2018-11-23 10:41:21,911 INFO L256 TraceCheckUtils]: 4: Hoare triple {2307#true} call #t~ret12 := main(); {2307#true} is VALID [2018-11-23 10:41:21,911 INFO L273 TraceCheckUtils]: 5: Hoare triple {2307#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {2307#true} is VALID [2018-11-23 10:41:21,913 INFO L273 TraceCheckUtils]: 6: Hoare triple {2307#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,914 INFO L256 TraceCheckUtils]: 7: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,914 INFO L273 TraceCheckUtils]: 8: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,915 INFO L273 TraceCheckUtils]: 9: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,915 INFO L273 TraceCheckUtils]: 10: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,916 INFO L273 TraceCheckUtils]: 11: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} assume !~bvslt32(~i~0, ~N~0); {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,916 INFO L273 TraceCheckUtils]: 12: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} #res := ~res~0[32:0]; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,917 INFO L273 TraceCheckUtils]: 13: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} assume true; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,918 INFO L268 TraceCheckUtils]: 14: Hoare quadruple {2330#(bvsgt ~N~0 (_ bv1 32))} {2330#(bvsgt ~N~0 (_ bv1 32))} #64#return; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,919 INFO L273 TraceCheckUtils]: 15: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,920 INFO L256 TraceCheckUtils]: 16: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,920 INFO L273 TraceCheckUtils]: 17: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,921 INFO L273 TraceCheckUtils]: 18: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,922 INFO L273 TraceCheckUtils]: 19: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,922 INFO L273 TraceCheckUtils]: 20: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} assume !~bvslt32(~i~0, ~N~0); {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,923 INFO L273 TraceCheckUtils]: 21: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} #res := ~res~0[32:0]; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,923 INFO L273 TraceCheckUtils]: 22: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} assume true; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,924 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {2330#(bvsgt ~N~0 (_ bv1 32))} {2330#(bvsgt ~N~0 (_ bv1 32))} #66#return; {2330#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:21,925 INFO L273 TraceCheckUtils]: 24: Hoare triple {2330#(bvsgt ~N~0 (_ bv1 32))} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {2385#(and (bvsgt ~N~0 (_ bv1 32)) (= main_~i~1 (_ bv0 32)))} is VALID [2018-11-23 10:41:21,926 INFO L273 TraceCheckUtils]: 25: Hoare triple {2385#(and (bvsgt ~N~0 (_ bv1 32)) (= main_~i~1 (_ bv0 32)))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {2385#(and (bvsgt ~N~0 (_ bv1 32)) (= main_~i~1 (_ bv0 32)))} is VALID [2018-11-23 10:41:21,928 INFO L273 TraceCheckUtils]: 26: Hoare triple {2385#(and (bvsgt ~N~0 (_ bv1 32)) (= main_~i~1 (_ bv0 32)))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {2392#(and (= (bvadd main_~i~1 (_ bv4294967295 32)) (_ bv0 32)) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:41:21,929 INFO L273 TraceCheckUtils]: 27: Hoare triple {2392#(and (= (bvadd main_~i~1 (_ bv4294967295 32)) (_ bv0 32)) (bvsgt ~N~0 (_ bv1 32)))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:21,930 INFO L273 TraceCheckUtils]: 28: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:21,930 INFO L273 TraceCheckUtils]: 29: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:21,931 INFO L273 TraceCheckUtils]: 30: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:21,934 INFO L273 TraceCheckUtils]: 31: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:21,935 INFO L273 TraceCheckUtils]: 32: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:21,936 INFO L256 TraceCheckUtils]: 33: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:21,936 INFO L273 TraceCheckUtils]: 34: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {2418#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:21,937 INFO L273 TraceCheckUtils]: 35: Hoare triple {2418#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {2418#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:21,940 INFO L273 TraceCheckUtils]: 36: Hoare triple {2418#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2425#(and (= (_ bv2 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:21,942 INFO L273 TraceCheckUtils]: 37: Hoare triple {2425#(and (= (_ bv2 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} assume !~bvslt32(~i~0, ~N~0); {2308#false} is VALID [2018-11-23 10:41:21,942 INFO L273 TraceCheckUtils]: 38: Hoare triple {2308#false} #res := ~res~0[32:0]; {2308#false} is VALID [2018-11-23 10:41:21,942 INFO L273 TraceCheckUtils]: 39: Hoare triple {2308#false} assume true; {2308#false} is VALID [2018-11-23 10:41:21,942 INFO L268 TraceCheckUtils]: 40: Hoare quadruple {2308#false} {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} #68#return; {2308#false} is VALID [2018-11-23 10:41:21,943 INFO L273 TraceCheckUtils]: 41: Hoare triple {2308#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {2308#false} is VALID [2018-11-23 10:41:21,943 INFO L273 TraceCheckUtils]: 42: Hoare triple {2308#false} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {2308#false} is VALID [2018-11-23 10:41:21,943 INFO L273 TraceCheckUtils]: 43: Hoare triple {2308#false} assume !false; {2308#false} is VALID [2018-11-23 10:41:21,946 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 18 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 10:41:21,946 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:41:22,375 INFO L273 TraceCheckUtils]: 43: Hoare triple {2308#false} assume !false; {2308#false} is VALID [2018-11-23 10:41:22,376 INFO L273 TraceCheckUtils]: 42: Hoare triple {2308#false} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {2308#false} is VALID [2018-11-23 10:41:22,376 INFO L273 TraceCheckUtils]: 41: Hoare triple {2308#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {2308#false} is VALID [2018-11-23 10:41:22,377 INFO L268 TraceCheckUtils]: 40: Hoare quadruple {2459#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (not (bvsgt ~N~0 (_ bv1 32))))} {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} #68#return; {2308#false} is VALID [2018-11-23 10:41:22,377 INFO L273 TraceCheckUtils]: 39: Hoare triple {2459#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (not (bvsgt ~N~0 (_ bv1 32))))} assume true; {2459#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (not (bvsgt ~N~0 (_ bv1 32))))} is VALID [2018-11-23 10:41:22,377 INFO L273 TraceCheckUtils]: 38: Hoare triple {2459#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (not (bvsgt ~N~0 (_ bv1 32))))} #res := ~res~0[32:0]; {2459#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (not (bvsgt ~N~0 (_ bv1 32))))} is VALID [2018-11-23 10:41:22,378 INFO L273 TraceCheckUtils]: 37: Hoare triple {2469#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (not (bvsgt ~N~0 (_ bv1 32))) (bvslt xor_~i~0 ~N~0))} assume !~bvslt32(~i~0, ~N~0); {2459#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (not (bvsgt ~N~0 (_ bv1 32))))} is VALID [2018-11-23 10:41:22,399 INFO L273 TraceCheckUtils]: 36: Hoare triple {2473#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (not (bvsgt ~N~0 (_ bv1 32))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2469#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (not (bvsgt ~N~0 (_ bv1 32))) (bvslt xor_~i~0 ~N~0))} is VALID [2018-11-23 10:41:22,399 INFO L273 TraceCheckUtils]: 35: Hoare triple {2473#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (not (bvsgt ~N~0 (_ bv1 32))))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {2473#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (not (bvsgt ~N~0 (_ bv1 32))))} is VALID [2018-11-23 10:41:22,401 INFO L273 TraceCheckUtils]: 34: Hoare triple {2307#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {2473#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (not (bvsgt ~N~0 (_ bv1 32))))} is VALID [2018-11-23 10:41:22,401 INFO L256 TraceCheckUtils]: 33: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {2307#true} is VALID [2018-11-23 10:41:22,402 INFO L273 TraceCheckUtils]: 32: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:22,403 INFO L273 TraceCheckUtils]: 31: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:22,404 INFO L273 TraceCheckUtils]: 30: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:22,405 INFO L273 TraceCheckUtils]: 29: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:22,406 INFO L273 TraceCheckUtils]: 28: Hoare triple {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:22,407 INFO L273 TraceCheckUtils]: 27: Hoare triple {2498#(or (not (bvslt main_~i~1 (bvadd ~N~0 (_ bv4294967295 32)))) (and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {2396#(and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:22,408 INFO L273 TraceCheckUtils]: 26: Hoare triple {2502#(or (not (bvslt (bvadd main_~i~1 (_ bv1 32)) (bvadd ~N~0 (_ bv4294967295 32)))) (and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {2498#(or (not (bvslt main_~i~1 (bvadd ~N~0 (_ bv4294967295 32)))) (and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))))} is VALID [2018-11-23 10:41:22,408 INFO L273 TraceCheckUtils]: 25: Hoare triple {2502#(or (not (bvslt (bvadd main_~i~1 (_ bv1 32)) (bvadd ~N~0 (_ bv4294967295 32)))) (and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {2502#(or (not (bvslt (bvadd main_~i~1 (_ bv1 32)) (bvadd ~N~0 (_ bv4294967295 32)))) (and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))))} is VALID [2018-11-23 10:41:22,411 INFO L273 TraceCheckUtils]: 24: Hoare triple {2509#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (bvsgt ~N~0 (_ bv1 32)))} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {2502#(or (not (bvslt (bvadd main_~i~1 (_ bv1 32)) (bvadd ~N~0 (_ bv4294967295 32)))) (and (bvsgt ~N~0 (_ bv1 32)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))))} is VALID [2018-11-23 10:41:22,412 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {2307#true} {2509#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (bvsgt ~N~0 (_ bv1 32)))} #66#return; {2509#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:41:22,413 INFO L273 TraceCheckUtils]: 22: Hoare triple {2307#true} assume true; {2307#true} is VALID [2018-11-23 10:41:22,413 INFO L273 TraceCheckUtils]: 21: Hoare triple {2307#true} #res := ~res~0[32:0]; {2307#true} is VALID [2018-11-23 10:41:22,413 INFO L273 TraceCheckUtils]: 20: Hoare triple {2307#true} assume !~bvslt32(~i~0, ~N~0); {2307#true} is VALID [2018-11-23 10:41:22,413 INFO L273 TraceCheckUtils]: 19: Hoare triple {2307#true} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2307#true} is VALID [2018-11-23 10:41:22,414 INFO L273 TraceCheckUtils]: 18: Hoare triple {2307#true} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {2307#true} is VALID [2018-11-23 10:41:22,414 INFO L273 TraceCheckUtils]: 17: Hoare triple {2307#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {2307#true} is VALID [2018-11-23 10:41:22,414 INFO L256 TraceCheckUtils]: 16: Hoare triple {2509#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (bvsgt ~N~0 (_ bv1 32)))} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {2307#true} is VALID [2018-11-23 10:41:22,415 INFO L273 TraceCheckUtils]: 15: Hoare triple {2509#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (bvsgt ~N~0 (_ bv1 32)))} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {2509#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:41:22,415 INFO L268 TraceCheckUtils]: 14: Hoare quadruple {2307#true} {2509#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (bvsgt ~N~0 (_ bv1 32)))} #64#return; {2509#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:41:22,416 INFO L273 TraceCheckUtils]: 13: Hoare triple {2307#true} assume true; {2307#true} is VALID [2018-11-23 10:41:22,416 INFO L273 TraceCheckUtils]: 12: Hoare triple {2307#true} #res := ~res~0[32:0]; {2307#true} is VALID [2018-11-23 10:41:22,416 INFO L273 TraceCheckUtils]: 11: Hoare triple {2307#true} assume !~bvslt32(~i~0, ~N~0); {2307#true} is VALID [2018-11-23 10:41:22,416 INFO L273 TraceCheckUtils]: 10: Hoare triple {2307#true} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2307#true} is VALID [2018-11-23 10:41:22,416 INFO L273 TraceCheckUtils]: 9: Hoare triple {2307#true} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {2307#true} is VALID [2018-11-23 10:41:22,416 INFO L273 TraceCheckUtils]: 8: Hoare triple {2307#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {2307#true} is VALID [2018-11-23 10:41:22,417 INFO L256 TraceCheckUtils]: 7: Hoare triple {2509#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (bvsgt ~N~0 (_ bv1 32)))} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {2307#true} is VALID [2018-11-23 10:41:22,423 INFO L273 TraceCheckUtils]: 6: Hoare triple {2307#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {2509#(or (not (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:41:22,424 INFO L273 TraceCheckUtils]: 5: Hoare triple {2307#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {2307#true} is VALID [2018-11-23 10:41:22,424 INFO L256 TraceCheckUtils]: 4: Hoare triple {2307#true} call #t~ret12 := main(); {2307#true} is VALID [2018-11-23 10:41:22,424 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2307#true} {2307#true} #60#return; {2307#true} is VALID [2018-11-23 10:41:22,424 INFO L273 TraceCheckUtils]: 2: Hoare triple {2307#true} assume true; {2307#true} is VALID [2018-11-23 10:41:22,425 INFO L273 TraceCheckUtils]: 1: Hoare triple {2307#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {2307#true} is VALID [2018-11-23 10:41:22,425 INFO L256 TraceCheckUtils]: 0: Hoare triple {2307#true} call ULTIMATE.init(); {2307#true} is VALID [2018-11-23 10:41:22,428 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-23 10:41:22,429 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:41:22,430 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 14 [2018-11-23 10:41:22,430 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 44 [2018-11-23 10:41:22,430 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:41:22,431 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states. [2018-11-23 10:41:22,560 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:41:22,560 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 10:41:22,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 10:41:22,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2018-11-23 10:41:22,561 INFO L87 Difference]: Start difference. First operand 71 states and 84 transitions. Second operand 14 states. [2018-11-23 10:41:25,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:25,115 INFO L93 Difference]: Finished difference Result 136 states and 151 transitions. [2018-11-23 10:41:25,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 10:41:25,115 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 44 [2018-11-23 10:41:25,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:41:25,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-11-23 10:41:25,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 82 transitions. [2018-11-23 10:41:25,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-11-23 10:41:25,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 82 transitions. [2018-11-23 10:41:25,121 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 82 transitions. [2018-11-23 10:41:25,331 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 82 edges. 82 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:41:25,334 INFO L225 Difference]: With dead ends: 136 [2018-11-23 10:41:25,334 INFO L226 Difference]: Without dead ends: 106 [2018-11-23 10:41:25,335 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 71 SyntacticMatches, 5 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2018-11-23 10:41:25,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2018-11-23 10:41:25,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 68. [2018-11-23 10:41:25,408 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:41:25,408 INFO L82 GeneralOperation]: Start isEquivalent. First operand 106 states. Second operand 68 states. [2018-11-23 10:41:25,408 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand 68 states. [2018-11-23 10:41:25,408 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 68 states. [2018-11-23 10:41:25,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:25,413 INFO L93 Difference]: Finished difference Result 106 states and 119 transitions. [2018-11-23 10:41:25,413 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 119 transitions. [2018-11-23 10:41:25,414 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:41:25,414 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:41:25,414 INFO L74 IsIncluded]: Start isIncluded. First operand 68 states. Second operand 106 states. [2018-11-23 10:41:25,414 INFO L87 Difference]: Start difference. First operand 68 states. Second operand 106 states. [2018-11-23 10:41:25,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:25,419 INFO L93 Difference]: Finished difference Result 106 states and 119 transitions. [2018-11-23 10:41:25,419 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 119 transitions. [2018-11-23 10:41:25,419 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:41:25,419 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:41:25,420 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:41:25,420 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:41:25,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2018-11-23 10:41:25,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 77 transitions. [2018-11-23 10:41:25,423 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 77 transitions. Word has length 44 [2018-11-23 10:41:25,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:41:25,423 INFO L480 AbstractCegarLoop]: Abstraction has 68 states and 77 transitions. [2018-11-23 10:41:25,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 10:41:25,423 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2018-11-23 10:41:25,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 10:41:25,424 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:41:25,424 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:41:25,425 INFO L423 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:41:25,425 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:41:25,425 INFO L82 PathProgramCache]: Analyzing trace with hash -2051797468, now seen corresponding path program 4 times [2018-11-23 10:41:25,425 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:41:25,426 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:41:25,446 INFO L101 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-23 10:41:25,518 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-23 10:41:25,519 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:41:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:41:25,545 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:41:25,758 INFO L256 TraceCheckUtils]: 0: Hoare triple {3107#true} call ULTIMATE.init(); {3107#true} is VALID [2018-11-23 10:41:25,758 INFO L273 TraceCheckUtils]: 1: Hoare triple {3107#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {3107#true} is VALID [2018-11-23 10:41:25,758 INFO L273 TraceCheckUtils]: 2: Hoare triple {3107#true} assume true; {3107#true} is VALID [2018-11-23 10:41:25,759 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3107#true} {3107#true} #60#return; {3107#true} is VALID [2018-11-23 10:41:25,759 INFO L256 TraceCheckUtils]: 4: Hoare triple {3107#true} call #t~ret12 := main(); {3107#true} is VALID [2018-11-23 10:41:25,759 INFO L273 TraceCheckUtils]: 5: Hoare triple {3107#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {3107#true} is VALID [2018-11-23 10:41:25,760 INFO L273 TraceCheckUtils]: 6: Hoare triple {3107#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {3130#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:25,761 INFO L256 TraceCheckUtils]: 7: Hoare triple {3130#(bvsgt ~N~0 (_ bv1 32))} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {3130#(bvsgt ~N~0 (_ bv1 32))} is VALID [2018-11-23 10:41:25,761 INFO L273 TraceCheckUtils]: 8: Hoare triple {3130#(bvsgt ~N~0 (_ bv1 32))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {3137#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:41:25,762 INFO L273 TraceCheckUtils]: 9: Hoare triple {3137#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3137#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:41:25,763 INFO L273 TraceCheckUtils]: 10: Hoare triple {3137#(and (= (_ bv1 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3144#(and (= (_ bv2 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} is VALID [2018-11-23 10:41:25,764 INFO L273 TraceCheckUtils]: 11: Hoare triple {3144#(and (= (_ bv2 32) xor_~i~0) (bvsgt ~N~0 (_ bv1 32)))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3148#(and (= (_ bv2 32) xor_~i~0) (bvslt xor_~i~0 ~N~0))} is VALID [2018-11-23 10:41:25,765 INFO L273 TraceCheckUtils]: 12: Hoare triple {3148#(and (= (_ bv2 32) xor_~i~0) (bvslt xor_~i~0 ~N~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3152#(and (bvslt (_ bv2 32) ~N~0) (= (_ bv3 32) xor_~i~0))} is VALID [2018-11-23 10:41:25,766 INFO L273 TraceCheckUtils]: 13: Hoare triple {3152#(and (bvslt (_ bv2 32) ~N~0) (= (_ bv3 32) xor_~i~0))} assume !~bvslt32(~i~0, ~N~0); {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,767 INFO L273 TraceCheckUtils]: 14: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} #res := ~res~0[32:0]; {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,767 INFO L273 TraceCheckUtils]: 15: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} assume true; {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,769 INFO L268 TraceCheckUtils]: 16: Hoare quadruple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} {3130#(bvsgt ~N~0 (_ bv1 32))} #64#return; {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,770 INFO L273 TraceCheckUtils]: 17: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,771 INFO L256 TraceCheckUtils]: 18: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,772 INFO L273 TraceCheckUtils]: 19: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,773 INFO L273 TraceCheckUtils]: 20: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,773 INFO L273 TraceCheckUtils]: 21: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,774 INFO L273 TraceCheckUtils]: 22: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,774 INFO L273 TraceCheckUtils]: 23: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,774 INFO L273 TraceCheckUtils]: 24: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} assume !~bvslt32(~i~0, ~N~0); {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,775 INFO L273 TraceCheckUtils]: 25: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} #res := ~res~0[32:0]; {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,776 INFO L273 TraceCheckUtils]: 26: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} assume true; {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,777 INFO L268 TraceCheckUtils]: 27: Hoare quadruple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} #66#return; {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:25,778 INFO L273 TraceCheckUtils]: 28: Hoare triple {3156#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {3202#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= main_~i~1 (_ bv0 32)))} is VALID [2018-11-23 10:41:25,779 INFO L273 TraceCheckUtils]: 29: Hoare triple {3202#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= main_~i~1 (_ bv0 32)))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {3202#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= main_~i~1 (_ bv0 32)))} is VALID [2018-11-23 10:41:25,780 INFO L273 TraceCheckUtils]: 30: Hoare triple {3202#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= main_~i~1 (_ bv0 32)))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {3209#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= (bvadd main_~i~1 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:25,783 INFO L273 TraceCheckUtils]: 31: Hoare triple {3209#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= (bvadd main_~i~1 (_ bv4294967295 32)) (_ bv0 32)))} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {3108#false} is VALID [2018-11-23 10:41:25,783 INFO L273 TraceCheckUtils]: 32: Hoare triple {3108#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {3108#false} is VALID [2018-11-23 10:41:25,783 INFO L256 TraceCheckUtils]: 33: Hoare triple {3108#false} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {3108#false} is VALID [2018-11-23 10:41:25,783 INFO L273 TraceCheckUtils]: 34: Hoare triple {3108#false} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {3108#false} is VALID [2018-11-23 10:41:25,784 INFO L273 TraceCheckUtils]: 35: Hoare triple {3108#false} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3108#false} is VALID [2018-11-23 10:41:25,784 INFO L273 TraceCheckUtils]: 36: Hoare triple {3108#false} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3108#false} is VALID [2018-11-23 10:41:25,784 INFO L273 TraceCheckUtils]: 37: Hoare triple {3108#false} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3108#false} is VALID [2018-11-23 10:41:25,784 INFO L273 TraceCheckUtils]: 38: Hoare triple {3108#false} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3108#false} is VALID [2018-11-23 10:41:25,785 INFO L273 TraceCheckUtils]: 39: Hoare triple {3108#false} assume !~bvslt32(~i~0, ~N~0); {3108#false} is VALID [2018-11-23 10:41:25,785 INFO L273 TraceCheckUtils]: 40: Hoare triple {3108#false} #res := ~res~0[32:0]; {3108#false} is VALID [2018-11-23 10:41:25,785 INFO L273 TraceCheckUtils]: 41: Hoare triple {3108#false} assume true; {3108#false} is VALID [2018-11-23 10:41:25,785 INFO L268 TraceCheckUtils]: 42: Hoare quadruple {3108#false} {3108#false} #68#return; {3108#false} is VALID [2018-11-23 10:41:25,785 INFO L273 TraceCheckUtils]: 43: Hoare triple {3108#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {3108#false} is VALID [2018-11-23 10:41:25,785 INFO L273 TraceCheckUtils]: 44: Hoare triple {3108#false} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {3108#false} is VALID [2018-11-23 10:41:25,785 INFO L273 TraceCheckUtils]: 45: Hoare triple {3108#false} assume !false; {3108#false} is VALID [2018-11-23 10:41:25,788 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 35 proven. 18 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-11-23 10:41:25,788 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:41:26,214 INFO L273 TraceCheckUtils]: 45: Hoare triple {3108#false} assume !false; {3108#false} is VALID [2018-11-23 10:41:26,214 INFO L273 TraceCheckUtils]: 44: Hoare triple {3108#false} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {3108#false} is VALID [2018-11-23 10:41:26,215 INFO L273 TraceCheckUtils]: 43: Hoare triple {3108#false} ~ret5~0 := #t~ret11;havoc #t~ret11; {3108#false} is VALID [2018-11-23 10:41:26,215 INFO L268 TraceCheckUtils]: 42: Hoare quadruple {3107#true} {3108#false} #68#return; {3108#false} is VALID [2018-11-23 10:41:26,216 INFO L273 TraceCheckUtils]: 41: Hoare triple {3107#true} assume true; {3107#true} is VALID [2018-11-23 10:41:26,216 INFO L273 TraceCheckUtils]: 40: Hoare triple {3107#true} #res := ~res~0[32:0]; {3107#true} is VALID [2018-11-23 10:41:26,216 INFO L273 TraceCheckUtils]: 39: Hoare triple {3107#true} assume !~bvslt32(~i~0, ~N~0); {3107#true} is VALID [2018-11-23 10:41:26,216 INFO L273 TraceCheckUtils]: 38: Hoare triple {3107#true} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3107#true} is VALID [2018-11-23 10:41:26,217 INFO L273 TraceCheckUtils]: 37: Hoare triple {3107#true} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3107#true} is VALID [2018-11-23 10:41:26,217 INFO L273 TraceCheckUtils]: 36: Hoare triple {3107#true} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3107#true} is VALID [2018-11-23 10:41:26,217 INFO L273 TraceCheckUtils]: 35: Hoare triple {3107#true} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3107#true} is VALID [2018-11-23 10:41:26,217 INFO L273 TraceCheckUtils]: 34: Hoare triple {3107#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {3107#true} is VALID [2018-11-23 10:41:26,217 INFO L256 TraceCheckUtils]: 33: Hoare triple {3108#false} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {3107#true} is VALID [2018-11-23 10:41:26,218 INFO L273 TraceCheckUtils]: 32: Hoare triple {3108#false} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {3108#false} is VALID [2018-11-23 10:41:26,234 INFO L273 TraceCheckUtils]: 31: Hoare triple {3297#(bvslt main_~i~1 (bvadd ~N~0 (_ bv4294967295 32)))} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {3108#false} is VALID [2018-11-23 10:41:26,249 INFO L273 TraceCheckUtils]: 30: Hoare triple {3301#(bvslt (bvadd main_~i~1 (_ bv1 32)) (bvadd ~N~0 (_ bv4294967295 32)))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {3297#(bvslt main_~i~1 (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:41:26,264 INFO L273 TraceCheckUtils]: 29: Hoare triple {3301#(bvslt (bvadd main_~i~1 (_ bv1 32)) (bvadd ~N~0 (_ bv4294967295 32)))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {3301#(bvslt (bvadd main_~i~1 (_ bv1 32)) (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:41:26,268 INFO L273 TraceCheckUtils]: 28: Hoare triple {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {3301#(bvslt (bvadd main_~i~1 (_ bv1 32)) (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:41:26,269 INFO L268 TraceCheckUtils]: 27: Hoare quadruple {3107#true} {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} #66#return; {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:41:26,270 INFO L273 TraceCheckUtils]: 26: Hoare triple {3107#true} assume true; {3107#true} is VALID [2018-11-23 10:41:26,270 INFO L273 TraceCheckUtils]: 25: Hoare triple {3107#true} #res := ~res~0[32:0]; {3107#true} is VALID [2018-11-23 10:41:26,270 INFO L273 TraceCheckUtils]: 24: Hoare triple {3107#true} assume !~bvslt32(~i~0, ~N~0); {3107#true} is VALID [2018-11-23 10:41:26,270 INFO L273 TraceCheckUtils]: 23: Hoare triple {3107#true} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3107#true} is VALID [2018-11-23 10:41:26,270 INFO L273 TraceCheckUtils]: 22: Hoare triple {3107#true} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3107#true} is VALID [2018-11-23 10:41:26,271 INFO L273 TraceCheckUtils]: 21: Hoare triple {3107#true} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3107#true} is VALID [2018-11-23 10:41:26,271 INFO L273 TraceCheckUtils]: 20: Hoare triple {3107#true} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3107#true} is VALID [2018-11-23 10:41:26,271 INFO L273 TraceCheckUtils]: 19: Hoare triple {3107#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {3107#true} is VALID [2018-11-23 10:41:26,271 INFO L256 TraceCheckUtils]: 18: Hoare triple {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {3107#true} is VALID [2018-11-23 10:41:26,271 INFO L273 TraceCheckUtils]: 17: Hoare triple {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:41:26,272 INFO L268 TraceCheckUtils]: 16: Hoare quadruple {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} {3107#true} #64#return; {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:41:26,279 INFO L273 TraceCheckUtils]: 15: Hoare triple {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} assume true; {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:41:26,280 INFO L273 TraceCheckUtils]: 14: Hoare triple {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} #res := ~res~0[32:0]; {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:41:26,281 INFO L273 TraceCheckUtils]: 13: Hoare triple {3357#(or (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))) (bvslt xor_~i~0 ~N~0))} assume !~bvslt32(~i~0, ~N~0); {3308#(bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32)))} is VALID [2018-11-23 10:41:26,309 INFO L273 TraceCheckUtils]: 12: Hoare triple {3361#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3357#(or (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))) (bvslt xor_~i~0 ~N~0))} is VALID [2018-11-23 10:41:26,310 INFO L273 TraceCheckUtils]: 11: Hoare triple {3365#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt xor_~i~0 ~N~0)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3361#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:26,358 INFO L273 TraceCheckUtils]: 10: Hoare triple {3369#(or (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0)) (bvslt (bvadd xor_~i~0 (_ bv2 32)) ~N~0) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3365#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt xor_~i~0 ~N~0)) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:26,359 INFO L273 TraceCheckUtils]: 9: Hoare triple {3369#(or (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0)) (bvslt (bvadd xor_~i~0 (_ bv2 32)) ~N~0) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3369#(or (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0)) (bvslt (bvadd xor_~i~0 (_ bv2 32)) ~N~0) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:26,361 INFO L273 TraceCheckUtils]: 8: Hoare triple {3107#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {3369#(or (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0)) (bvslt (bvadd xor_~i~0 (_ bv2 32)) ~N~0) (bvslt (_ bv1 32) (bvadd ~N~0 (_ bv4294967295 32))))} is VALID [2018-11-23 10:41:26,361 INFO L256 TraceCheckUtils]: 7: Hoare triple {3107#true} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {3107#true} is VALID [2018-11-23 10:41:26,361 INFO L273 TraceCheckUtils]: 6: Hoare triple {3107#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {3107#true} is VALID [2018-11-23 10:41:26,361 INFO L273 TraceCheckUtils]: 5: Hoare triple {3107#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {3107#true} is VALID [2018-11-23 10:41:26,362 INFO L256 TraceCheckUtils]: 4: Hoare triple {3107#true} call #t~ret12 := main(); {3107#true} is VALID [2018-11-23 10:41:26,362 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3107#true} {3107#true} #60#return; {3107#true} is VALID [2018-11-23 10:41:26,362 INFO L273 TraceCheckUtils]: 2: Hoare triple {3107#true} assume true; {3107#true} is VALID [2018-11-23 10:41:26,362 INFO L273 TraceCheckUtils]: 1: Hoare triple {3107#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {3107#true} is VALID [2018-11-23 10:41:26,362 INFO L256 TraceCheckUtils]: 0: Hoare triple {3107#true} call ULTIMATE.init(); {3107#true} is VALID [2018-11-23 10:41:26,366 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 10:41:26,369 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:41:26,369 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 17 [2018-11-23 10:41:26,369 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 46 [2018-11-23 10:41:26,371 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:41:26,371 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states. [2018-11-23 10:41:26,577 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:41:26,577 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-23 10:41:26,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-23 10:41:26,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2018-11-23 10:41:26,578 INFO L87 Difference]: Start difference. First operand 68 states and 77 transitions. Second operand 17 states. [2018-11-23 10:41:29,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:29,161 INFO L93 Difference]: Finished difference Result 111 states and 123 transitions. [2018-11-23 10:41:29,161 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-23 10:41:29,161 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 46 [2018-11-23 10:41:29,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:41:29,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2018-11-23 10:41:29,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 84 transitions. [2018-11-23 10:41:29,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2018-11-23 10:41:29,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 84 transitions. [2018-11-23 10:41:29,166 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 84 transitions. [2018-11-23 10:41:29,342 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 84 edges. 84 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:41:29,345 INFO L225 Difference]: With dead ends: 111 [2018-11-23 10:41:29,345 INFO L226 Difference]: Without dead ends: 83 [2018-11-23 10:41:29,346 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 74 SyntacticMatches, 3 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=175, Invalid=425, Unknown=0, NotChecked=0, Total=600 [2018-11-23 10:41:29,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-11-23 10:41:29,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 72. [2018-11-23 10:41:29,408 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:41:29,408 INFO L82 GeneralOperation]: Start isEquivalent. First operand 83 states. Second operand 72 states. [2018-11-23 10:41:29,408 INFO L74 IsIncluded]: Start isIncluded. First operand 83 states. Second operand 72 states. [2018-11-23 10:41:29,408 INFO L87 Difference]: Start difference. First operand 83 states. Second operand 72 states. [2018-11-23 10:41:29,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:29,411 INFO L93 Difference]: Finished difference Result 83 states and 91 transitions. [2018-11-23 10:41:29,411 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 91 transitions. [2018-11-23 10:41:29,412 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:41:29,412 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:41:29,412 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 83 states. [2018-11-23 10:41:29,412 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 83 states. [2018-11-23 10:41:29,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:29,415 INFO L93 Difference]: Finished difference Result 83 states and 91 transitions. [2018-11-23 10:41:29,415 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 91 transitions. [2018-11-23 10:41:29,415 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:41:29,415 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:41:29,415 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:41:29,415 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:41:29,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2018-11-23 10:41:29,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 81 transitions. [2018-11-23 10:41:29,418 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 81 transitions. Word has length 46 [2018-11-23 10:41:29,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:41:29,419 INFO L480 AbstractCegarLoop]: Abstraction has 72 states and 81 transitions. [2018-11-23 10:41:29,419 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-23 10:41:29,419 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2018-11-23 10:41:29,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 10:41:29,420 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:41:29,420 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:41:29,420 INFO L423 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:41:29,420 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:41:29,421 INFO L82 PathProgramCache]: Analyzing trace with hash 1853071906, now seen corresponding path program 5 times [2018-11-23 10:41:29,421 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:41:29,421 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:41:29,443 INFO L101 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2018-11-23 10:41:30,129 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2018-11-23 10:41:30,129 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:41:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 10:41:32,191 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:41:32,972 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 54 treesize of output 41 [2018-11-23 10:41:32,981 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:32,983 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:32,985 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:33,005 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 59 [2018-11-23 10:41:33,018 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:33,019 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:33,021 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:33,041 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 54 [2018-11-23 10:41:33,044 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-11-23 10:41:33,066 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:41:33,071 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:41:33,097 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:41:33,097 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 1 variables, input treesize:64, output treesize:38 [2018-11-23 10:41:34,211 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 86 treesize of output 67 [2018-11-23 10:41:34,221 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:34,222 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:41:34,224 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:34,226 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:34,229 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:34,229 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:41:34,258 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 129 [2018-11-23 10:41:34,262 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 10:41:34,289 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:41:34,339 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:41:34,340 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:99, output treesize:86 [2018-11-23 10:41:34,404 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:41:34,405 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_int_39|]. (let ((.cse4 (select |v_#memory_int_39| |main_~#x~0.base|))) (let ((.cse0 (select .cse4 |main_~#x~0.offset|))) (let ((.cse2 ((_ sign_extend 32) .cse0)) (.cse1 ((_ sign_extend 32) (select .cse4 (bvadd |main_~#x~0.offset| (_ bv4 32))))) (.cse3 ((_ sign_extend 32) (select .cse4 (bvadd |main_~#x~0.offset| (_ bv8 32)))))) (and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= .cse0 main_~temp~0) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor .cse1 .cse2) .cse3))) (= (store |v_#memory_int_39| |main_~#x~0.base| (let ((.cse5 (bvmul (_ bv4 32) main_~i~1))) (store .cse4 (bvadd |main_~#x~0.offset| .cse5) (select .cse4 (bvadd |main_~#x~0.offset| .cse5 (_ bv4 32)))))) |#memory_int|) (= main_~i~1 (_ bv0 32)) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor .cse2 .cse1) .cse3))))))) [2018-11-23 10:41:34,405 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (let ((.cse0 (select |#memory_int| |main_~#x~0.base|)) (.cse1 (bvmul (_ bv4 32) main_~i~1))) (let ((.cse2 (select .cse0 (bvadd |main_~#x~0.offset| .cse1 (_ bv4 32))))) (let ((.cse4 ((_ sign_extend 32) .cse2)) (.cse3 ((_ sign_extend 32) main_~temp~0)) (.cse5 ((_ sign_extend 32) (select .cse0 (bvadd |main_~#x~0.offset| (_ bv8 32)))))) (and (= (select .cse0 (bvadd |main_~#x~0.offset| .cse1)) .cse2) (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor .cse3 .cse4) .cse5))) (= main_~i~1 (_ bv0 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor .cse4 .cse3) .cse5))))))) [2018-11-23 10:41:34,844 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 79 treesize of output 62 [2018-11-23 10:41:34,858 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:34,860 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:34,862 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:34,878 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 77 [2018-11-23 10:41:34,886 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 10:41:34,912 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:41:34,951 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:41:34,951 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:89, output treesize:68 [2018-11-23 10:41:35,026 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:41:35,026 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_int_40|]. (let ((.cse5 (bvadd |main_~#x~0.offset| (_ bv4 32))) (.cse4 (select |v_#memory_int_40| |main_~#x~0.base|))) (let ((.cse6 (select .cse4 (bvadd |main_~#x~0.offset| (_ bv8 32)))) (.cse3 (select .cse4 .cse5))) (let ((.cse1 ((_ sign_extend 32) .cse3)) (.cse0 ((_ sign_extend 32) main_~temp~0)) (.cse2 ((_ sign_extend 32) .cse6))) (and (not (bvslt (_ bv3 32) ~N~0)) (= ((_ extract 31 0) (bvxor (bvxor .cse0 .cse1) .cse2)) main_~ret2~0) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor .cse1 .cse0) .cse2))) (= .cse3 (select .cse4 |main_~#x~0.offset|)) (= (store |v_#memory_int_40| |main_~#x~0.base| (store .cse4 .cse5 .cse6)) |#memory_int|))))) [2018-11-23 10:41:35,027 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ []. (let ((.cse3 (select |#memory_int| |main_~#x~0.base|))) (let ((.cse4 (select .cse3 (bvadd |main_~#x~0.offset| (_ bv8 32))))) (let ((.cse1 ((_ sign_extend 32) main_~temp~0)) (.cse0 ((_ sign_extend 32) (select .cse3 |main_~#x~0.offset|))) (.cse2 ((_ sign_extend 32) .cse4))) (and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor .cse0 .cse1) .cse2))) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= (select .cse3 (bvadd |main_~#x~0.offset| (_ bv4 32))) .cse4) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor .cse1 .cse0) .cse2))))))) [2018-11-23 10:41:35,287 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 74 treesize of output 59 [2018-11-23 10:41:35,300 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:35,302 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:35,304 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:35,307 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:35,310 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:35,311 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:41:35,334 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 102 [2018-11-23 10:41:35,340 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 10:41:35,377 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:41:35,422 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-23 10:41:35,422 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:84, output treesize:71 [2018-11-23 10:41:35,474 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:41:35,474 WARN L384 uantifierElimination]: Input elimination task: ∃ [|v_#memory_int_41|, ~N~0, main_~temp~0]. (let ((.cse0 (select |v_#memory_int_41| |main_~#x~0.base|))) (let ((.cse1 (select .cse0 (bvadd |main_~#x~0.offset| (_ bv8 32))))) (let ((.cse3 ((_ sign_extend 32) main_~temp~0)) (.cse2 ((_ sign_extend 32) (select .cse0 |main_~#x~0.offset|))) (.cse4 ((_ sign_extend 32) .cse1))) (and (not (bvslt (_ bv3 32) ~N~0)) (= (select .cse0 (bvadd |main_~#x~0.offset| (_ bv4 32))) .cse1) (bvslt (_ bv2 32) ~N~0) (= ((_ extract 31 0) (bvxor (bvxor .cse2 .cse3) .cse4)) main_~ret~0) (= |main_~#x~0.offset| (_ bv0 32)) (= (store |v_#memory_int_41| |main_~#x~0.base| (store .cse0 (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0)) |#memory_int|) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor .cse3 .cse2) .cse4))))))) [2018-11-23 10:41:35,475 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ [~N~0]. (let ((.cse3 (select |#memory_int| |main_~#x~0.base|))) (let ((.cse1 ((_ sign_extend 32) (select .cse3 (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32))))) (.cse0 ((_ sign_extend 32) (select .cse3 |main_~#x~0.offset|))) (.cse2 ((_ sign_extend 32) (select .cse3 (bvadd |main_~#x~0.offset| (_ bv4 32)))))) (and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor .cse0 .cse1) .cse2))) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= ((_ extract 31 0) (bvxor (bvxor .cse1 .cse0) .cse2)) main_~ret2~0)))) [2018-11-23 10:41:36,051 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 78 treesize of output 60 [2018-11-23 10:41:36,058 INFO L701 Elim1Store]: detected not equals via solver [2018-11-23 10:41:36,059 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:41:36,079 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 57 [2018-11-23 10:41:36,084 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-23 10:41:36,104 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-23 10:41:36,126 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-23 10:41:36,126 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:85, output treesize:34 [2018-11-23 10:41:36,154 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:41:36,154 WARN L384 uantifierElimination]: Input elimination task: ∃ [|#memory_int|, |main_~#x~0.base|, ~N~0]. (let ((.cse3 (select |#memory_int| |main_~#x~0.base|))) (let ((.cse0 ((_ sign_extend 32) (select .cse3 (bvadd (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32))))) (.cse1 ((_ sign_extend 32) (select .cse3 (_ bv0 32)))) (.cse2 ((_ sign_extend 32) (select .cse3 (_ bv4 32))))) (and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor .cse0 .cse1) .cse2))) (= ((_ extract 31 0) (bvxor (bvxor .cse1 .cse0) .cse2)) main_~ret~0) (= |main_#t~ret11| ((_ extract 31 0) (bvxor (bvxor .cse1 .cse2) ((_ sign_extend 32) (select .cse3 (_ bv8 32))))))))) [2018-11-23 10:41:36,154 WARN L385 uantifierElimination]: ElimStorePlain result: ∃ [v_arrayElimCell_25, v_arrayElimCell_23, v_arrayElimCell_24]. (let ((.cse0 ((_ sign_extend 32) v_arrayElimCell_25)) (.cse2 ((_ sign_extend 32) v_arrayElimCell_24)) (.cse1 ((_ sign_extend 32) v_arrayElimCell_23))) (and (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor .cse0 .cse1) .cse2))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor .cse1 .cse0) .cse2))) (= |main_#t~ret11| ((_ extract 31 0) (bvxor (bvxor .cse0 .cse2) .cse1))))) [2018-11-23 10:41:36,617 INFO L256 TraceCheckUtils]: 0: Hoare triple {3845#true} call ULTIMATE.init(); {3845#true} is VALID [2018-11-23 10:41:36,617 INFO L273 TraceCheckUtils]: 1: Hoare triple {3845#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {3845#true} is VALID [2018-11-23 10:41:36,618 INFO L273 TraceCheckUtils]: 2: Hoare triple {3845#true} assume true; {3845#true} is VALID [2018-11-23 10:41:36,618 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3845#true} {3845#true} #60#return; {3845#true} is VALID [2018-11-23 10:41:36,618 INFO L256 TraceCheckUtils]: 4: Hoare triple {3845#true} call #t~ret12 := main(); {3845#true} is VALID [2018-11-23 10:41:36,618 INFO L273 TraceCheckUtils]: 5: Hoare triple {3845#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {3845#true} is VALID [2018-11-23 10:41:36,619 INFO L273 TraceCheckUtils]: 6: Hoare triple {3845#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {3868#(= |main_~#x~0.offset| (_ bv0 32))} is VALID [2018-11-23 10:41:36,619 INFO L256 TraceCheckUtils]: 7: Hoare triple {3868#(= |main_~#x~0.offset| (_ bv0 32))} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {3845#true} is VALID [2018-11-23 10:41:36,620 INFO L273 TraceCheckUtils]: 8: Hoare triple {3845#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {3875#(and (= |xor_#in~x.base| xor_~x.base) (= xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset))) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset))} is VALID [2018-11-23 10:41:36,829 INFO L273 TraceCheckUtils]: 9: Hoare triple {3875#(and (= |xor_#in~x.base| xor_~x.base) (= xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset))) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3879#(and (= |xor_#in~x.base| xor_~x.base) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset) (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset)) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))} is VALID [2018-11-23 10:41:36,830 INFO L273 TraceCheckUtils]: 10: Hoare triple {3879#(and (= |xor_#in~x.base| xor_~x.base) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset) (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset)) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3883#(and (= |xor_#in~x.base| xor_~x.base) (= (_ bv2 32) xor_~i~0) (= (bvxor ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset)) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (_ bv4 32))))) xor_~res~0) (= |xor_#in~x.offset| xor_~x.offset))} is VALID [2018-11-23 10:41:36,872 INFO L273 TraceCheckUtils]: 11: Hoare triple {3883#(and (= |xor_#in~x.base| xor_~x.base) (= (_ bv2 32) xor_~i~0) (= (bvxor ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset)) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (_ bv4 32))))) xor_~res~0) (= |xor_#in~x.offset| xor_~x.offset))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3887#(and (= (_ bv2 32) xor_~i~0) (= (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd (bvmul (_ bv4 32) xor_~i~0) |xor_#in~x.offset|)))) xor_~res~0) (bvslt xor_~i~0 ~N~0))} is VALID [2018-11-23 10:41:36,874 INFO L273 TraceCheckUtils]: 12: Hoare triple {3887#(and (= (_ bv2 32) xor_~i~0) (= (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd (bvmul (_ bv4 32) xor_~i~0) |xor_#in~x.offset|)))) xor_~res~0) (bvslt xor_~i~0 ~N~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3891#(and (= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) (bvslt (_ bv2 32) ~N~0) (= (_ bv3 32) xor_~i~0))} is VALID [2018-11-23 10:41:36,874 INFO L273 TraceCheckUtils]: 13: Hoare triple {3891#(and (= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) (bvslt (_ bv2 32) ~N~0) (= (_ bv3 32) xor_~i~0))} assume !~bvslt32(~i~0, ~N~0); {3895#(and (= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:36,890 INFO L273 TraceCheckUtils]: 14: Hoare triple {3895#(and (= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} #res := ~res~0[32:0]; {3899#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|))} is VALID [2018-11-23 10:41:36,891 INFO L273 TraceCheckUtils]: 15: Hoare triple {3899#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|))} assume true; {3899#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|))} is VALID [2018-11-23 10:41:36,893 INFO L268 TraceCheckUtils]: 16: Hoare quadruple {3899#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|))} {3868#(= |main_~#x~0.offset| (_ bv0 32))} #64#return; {3906#(and (not (bvslt (_ bv3 32) ~N~0)) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) |main_#t~ret4|) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:41:37,024 INFO L273 TraceCheckUtils]: 17: Hoare triple {3906#(and (not (bvslt (_ bv3 32) ~N~0)) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) |main_#t~ret4|) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)))} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {3910#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} is VALID [2018-11-23 10:41:37,026 INFO L256 TraceCheckUtils]: 18: Hoare triple {3910#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {3914#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:37,027 INFO L273 TraceCheckUtils]: 19: Hoare triple {3914#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {3918#(and (not (bvslt (_ bv3 32) ~N~0)) (= |xor_#in~x.base| xor_~x.base) (bvslt (_ bv2 32) ~N~0) (= xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset))) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset))} is VALID [2018-11-23 10:41:37,061 INFO L273 TraceCheckUtils]: 20: Hoare triple {3918#(and (not (bvslt (_ bv3 32) ~N~0)) (= |xor_#in~x.base| xor_~x.base) (bvslt (_ bv2 32) ~N~0) (= xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset))) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3922#(and (not (bvslt (_ bv3 32) ~N~0)) (= |xor_#in~x.base| xor_~x.base) (bvslt (_ bv2 32) ~N~0) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset) (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset)) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))} is VALID [2018-11-23 10:41:37,063 INFO L273 TraceCheckUtils]: 21: Hoare triple {3922#(and (not (bvslt (_ bv3 32) ~N~0)) (= |xor_#in~x.base| xor_~x.base) (bvslt (_ bv2 32) ~N~0) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset) (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset)) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3926#(and (not (bvslt (_ bv3 32) ~N~0)) (= |xor_#in~x.base| xor_~x.base) (bvslt (_ bv2 32) ~N~0) (= (_ bv2 32) xor_~i~0) (= (bvxor ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset)) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (_ bv4 32))))) xor_~res~0) (= |xor_#in~x.offset| xor_~x.offset))} is VALID [2018-11-23 10:41:37,103 INFO L273 TraceCheckUtils]: 22: Hoare triple {3926#(and (not (bvslt (_ bv3 32) ~N~0)) (= |xor_#in~x.base| xor_~x.base) (bvslt (_ bv2 32) ~N~0) (= (_ bv2 32) xor_~i~0) (= (bvxor ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset)) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (_ bv4 32))))) xor_~res~0) (= |xor_#in~x.offset| xor_~x.offset))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3895#(and (= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:37,104 INFO L273 TraceCheckUtils]: 23: Hoare triple {3895#(and (= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3895#(and (= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:37,105 INFO L273 TraceCheckUtils]: 24: Hoare triple {3895#(and (= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} assume !~bvslt32(~i~0, ~N~0); {3895#(and (= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} is VALID [2018-11-23 10:41:37,126 INFO L273 TraceCheckUtils]: 25: Hoare triple {3895#(and (= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0))} #res := ~res~0[32:0]; {3899#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|))} is VALID [2018-11-23 10:41:37,127 INFO L273 TraceCheckUtils]: 26: Hoare triple {3899#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|))} assume true; {3899#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|))} is VALID [2018-11-23 10:41:37,129 INFO L268 TraceCheckUtils]: 27: Hoare quadruple {3899#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|))} {3910#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} #66#return; {3945#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) |main_#t~ret7|) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} is VALID [2018-11-23 10:41:37,146 INFO L273 TraceCheckUtils]: 28: Hoare triple {3945#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) |main_#t~ret7|) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {3949#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= |main_~#x~0.offset| (_ bv0 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= main_~i~1 (_ bv0 32)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)))} is VALID [2018-11-23 10:41:37,212 INFO L273 TraceCheckUtils]: 29: Hoare triple {3949#(and (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= |main_~#x~0.offset| (_ bv0 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= main_~i~1 (_ bv0 32)) (= main_~temp~0 (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {3953#(and (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1))) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= main_~i~1 (_ bv0 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) ((_ sign_extend 32) main_~temp~0)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} is VALID [2018-11-23 10:41:37,244 INFO L273 TraceCheckUtils]: 30: Hoare triple {3953#(and (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1))) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (not (bvslt (_ bv3 32) ~N~0)) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= main_~i~1 (_ bv0 32)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) ((_ sign_extend 32) main_~temp~0)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {3957#(and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) main_~temp~0)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (= (bvadd main_~i~1 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:37,299 INFO L273 TraceCheckUtils]: 31: Hoare triple {3957#(and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) ((_ sign_extend 32) main_~temp~0)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (= (bvadd main_~i~1 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {3961#(and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) main_~temp~0)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} is VALID [2018-11-23 10:41:37,301 INFO L273 TraceCheckUtils]: 32: Hoare triple {3961#(and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) main_~temp~0)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {3961#(and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) main_~temp~0)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} is VALID [2018-11-23 10:41:37,304 INFO L273 TraceCheckUtils]: 33: Hoare triple {3961#(and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) main_~temp~0)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {3961#(and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) main_~temp~0)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} is VALID [2018-11-23 10:41:37,361 INFO L273 TraceCheckUtils]: 34: Hoare triple {3961#(and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) main_~temp~0)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (bvslt (_ bv2 32) ~N~0) (= |main_~#x~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) main_~temp~0) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {3971#(and (= |main_~#x~0.offset| (_ bv0 32)) (exists ((~N~0 (_ BitVec 32))) (and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (bvslt (_ bv2 32) ~N~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))))) main_~ret2~0))))} is VALID [2018-11-23 10:41:37,361 INFO L256 TraceCheckUtils]: 35: Hoare triple {3971#(and (= |main_~#x~0.offset| (_ bv0 32)) (exists ((~N~0 (_ BitVec 32))) (and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (bvslt (_ bv2 32) ~N~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))))) main_~ret2~0))))} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {3845#true} is VALID [2018-11-23 10:41:37,362 INFO L273 TraceCheckUtils]: 36: Hoare triple {3845#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {3875#(and (= |xor_#in~x.base| xor_~x.base) (= xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset))) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset))} is VALID [2018-11-23 10:41:37,399 INFO L273 TraceCheckUtils]: 37: Hoare triple {3875#(and (= |xor_#in~x.base| xor_~x.base) (= xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset))) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3879#(and (= |xor_#in~x.base| xor_~x.base) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset) (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset)) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))} is VALID [2018-11-23 10:41:37,400 INFO L273 TraceCheckUtils]: 38: Hoare triple {3879#(and (= |xor_#in~x.base| xor_~x.base) (= (_ bv1 32) xor_~i~0) (= |xor_#in~x.offset| xor_~x.offset) (= xor_~res~0 (bvxor ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset)) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3883#(and (= |xor_#in~x.base| xor_~x.base) (= (_ bv2 32) xor_~i~0) (= (bvxor ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset)) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (_ bv4 32))))) xor_~res~0) (= |xor_#in~x.offset| xor_~x.offset))} is VALID [2018-11-23 10:41:37,440 INFO L273 TraceCheckUtils]: 39: Hoare triple {3883#(and (= |xor_#in~x.base| xor_~x.base) (= (_ bv2 32) xor_~i~0) (= (bvxor ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) xor_~x.offset)) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (_ bv4 32))))) xor_~res~0) (= |xor_#in~x.offset| xor_~x.offset))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {3987#(= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))} is VALID [2018-11-23 10:41:37,440 INFO L273 TraceCheckUtils]: 40: Hoare triple {3987#(= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {3987#(= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))} is VALID [2018-11-23 10:41:37,441 INFO L273 TraceCheckUtils]: 41: Hoare triple {3987#(= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))} assume !~bvslt32(~i~0, ~N~0); {3987#(= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))} is VALID [2018-11-23 10:41:37,451 INFO L273 TraceCheckUtils]: 42: Hoare triple {3987#(= xor_~res~0 (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))} #res := ~res~0[32:0]; {3997#(= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|)} is VALID [2018-11-23 10:41:37,452 INFO L273 TraceCheckUtils]: 43: Hoare triple {3997#(= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|)} assume true; {3997#(= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|)} is VALID [2018-11-23 10:41:37,518 INFO L268 TraceCheckUtils]: 44: Hoare quadruple {3997#(= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|)} {3971#(and (= |main_~#x~0.offset| (_ bv0 32)) (exists ((~N~0 (_ BitVec 32))) (and (not (bvslt (_ bv3 32) ~N~0)) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))))) (bvslt (_ bv2 32) ~N~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))))) main_~ret2~0))))} #68#return; {4004#(exists ((v_arrayElimCell_24 (_ BitVec 32)) (v_arrayElimCell_25 (_ BitVec 32)) (v_arrayElimCell_23 (_ BitVec 32))) (and (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) v_arrayElimCell_25) ((_ sign_extend 32) v_arrayElimCell_23)) ((_ sign_extend 32) v_arrayElimCell_24)))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) v_arrayElimCell_23) ((_ sign_extend 32) v_arrayElimCell_25)) ((_ sign_extend 32) v_arrayElimCell_24)))) (= |main_#t~ret11| ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) v_arrayElimCell_25) ((_ sign_extend 32) v_arrayElimCell_24)) ((_ sign_extend 32) v_arrayElimCell_23))))))} is VALID [2018-11-23 10:41:37,520 INFO L273 TraceCheckUtils]: 45: Hoare triple {4004#(exists ((v_arrayElimCell_24 (_ BitVec 32)) (v_arrayElimCell_25 (_ BitVec 32)) (v_arrayElimCell_23 (_ BitVec 32))) (and (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) v_arrayElimCell_25) ((_ sign_extend 32) v_arrayElimCell_23)) ((_ sign_extend 32) v_arrayElimCell_24)))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) v_arrayElimCell_23) ((_ sign_extend 32) v_arrayElimCell_25)) ((_ sign_extend 32) v_arrayElimCell_24)))) (= |main_#t~ret11| ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) v_arrayElimCell_25) ((_ sign_extend 32) v_arrayElimCell_24)) ((_ sign_extend 32) v_arrayElimCell_23))))))} ~ret5~0 := #t~ret11;havoc #t~ret11; {4008#(exists ((v_arrayElimCell_24 (_ BitVec 32)) (v_arrayElimCell_25 (_ BitVec 32)) (v_arrayElimCell_23 (_ BitVec 32))) (and (= main_~ret5~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) v_arrayElimCell_25) ((_ sign_extend 32) v_arrayElimCell_24)) ((_ sign_extend 32) v_arrayElimCell_23)))) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) v_arrayElimCell_25) ((_ sign_extend 32) v_arrayElimCell_23)) ((_ sign_extend 32) v_arrayElimCell_24)))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) v_arrayElimCell_23) ((_ sign_extend 32) v_arrayElimCell_25)) ((_ sign_extend 32) v_arrayElimCell_24))))))} is VALID [2018-11-23 10:41:37,521 INFO L273 TraceCheckUtils]: 46: Hoare triple {4008#(exists ((v_arrayElimCell_24 (_ BitVec 32)) (v_arrayElimCell_25 (_ BitVec 32)) (v_arrayElimCell_23 (_ BitVec 32))) (and (= main_~ret5~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) v_arrayElimCell_25) ((_ sign_extend 32) v_arrayElimCell_24)) ((_ sign_extend 32) v_arrayElimCell_23)))) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) v_arrayElimCell_25) ((_ sign_extend 32) v_arrayElimCell_23)) ((_ sign_extend 32) v_arrayElimCell_24)))) (= main_~ret2~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) v_arrayElimCell_23) ((_ sign_extend 32) v_arrayElimCell_25)) ((_ sign_extend 32) v_arrayElimCell_24))))))} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {3846#false} is VALID [2018-11-23 10:41:37,521 INFO L273 TraceCheckUtils]: 47: Hoare triple {3846#false} assume !false; {3846#false} is VALID [2018-11-23 10:41:37,533 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 4 proven. 56 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-11-23 10:41:37,534 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:42:01,259 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 44 [2018-11-23 10:42:03,517 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-23 10:42:03,517 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 10:42:03,564 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-23 10:42:03,565 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-23 10:42:03,565 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-23 10:42:03,566 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:422, output treesize:1 [2018-11-23 10:42:11,953 WARN L180 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-11-23 10:42:13,379 WARN L180 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-11-23 10:42:14,930 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-11-23 10:42:17,122 WARN L307 Elim1Store]: Array PQE input equivalent to true [2018-11-23 10:42:17,123 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-11-23 10:42:17,125 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 10:42:17,125 INFO L202 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:422, output treesize:1 [2018-11-23 10:42:17,397 INFO L273 TraceCheckUtils]: 47: Hoare triple {3846#false} assume !false; {3846#false} is VALID [2018-11-23 10:42:17,397 INFO L273 TraceCheckUtils]: 46: Hoare triple {4018#(and (= main_~ret2~0 main_~ret~0) (= main_~ret5~0 main_~ret~0))} assume ~ret~0 != ~ret2~0 || ~ret~0 != ~ret5~0; {3846#false} is VALID [2018-11-23 10:42:17,398 INFO L273 TraceCheckUtils]: 45: Hoare triple {4022#(and (= |main_#t~ret11| main_~ret~0) (= main_~ret2~0 main_~ret~0))} ~ret5~0 := #t~ret11;havoc #t~ret11; {4018#(and (= main_~ret2~0 main_~ret~0) (= main_~ret5~0 main_~ret~0))} is VALID [2018-11-23 10:42:17,400 INFO L268 TraceCheckUtils]: 44: Hoare quadruple {3997#(= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|)} {4026#(and (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= main_~ret2~0 main_~ret~0))} #68#return; {4022#(and (= |main_#t~ret11| main_~ret~0) (= main_~ret2~0 main_~ret~0))} is VALID [2018-11-23 10:42:17,401 INFO L273 TraceCheckUtils]: 43: Hoare triple {3997#(= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|)} assume true; {3997#(= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|)} is VALID [2018-11-23 10:42:17,402 INFO L273 TraceCheckUtils]: 42: Hoare triple {4036#(= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))} #res := ~res~0[32:0]; {3997#(= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|)} is VALID [2018-11-23 10:42:17,402 INFO L273 TraceCheckUtils]: 41: Hoare triple {4036#(= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))} assume !~bvslt32(~i~0, ~N~0); {4036#(= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))} is VALID [2018-11-23 10:42:17,403 INFO L273 TraceCheckUtils]: 40: Hoare triple {4036#(= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {4036#(= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))} is VALID [2018-11-23 10:42:17,429 INFO L273 TraceCheckUtils]: 39: Hoare triple {4046#(= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {4036#(= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))} is VALID [2018-11-23 10:42:19,438 INFO L273 TraceCheckUtils]: 38: Hoare triple {4050#(= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0) (_ bv4 32)))))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {4046#(= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))} is UNKNOWN [2018-11-23 10:42:19,607 INFO L273 TraceCheckUtils]: 37: Hoare triple {4054#(= ((_ extract 31 0) (bvxor (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0) (_ bv4 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {4050#(= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0) (_ bv4 32)))))))} is VALID [2018-11-23 10:42:19,802 INFO L273 TraceCheckUtils]: 36: Hoare triple {3845#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {4054#(= ((_ extract 31 0) (bvxor (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0) (_ bv4 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))} is VALID [2018-11-23 10:42:19,802 INFO L256 TraceCheckUtils]: 35: Hoare triple {4026#(and (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= main_~ret2~0 main_~ret~0))} call #t~ret11 := xor(~#x~0.base, ~#x~0.offset); {3845#true} is VALID [2018-11-23 10:42:20,124 INFO L273 TraceCheckUtils]: 34: Hoare triple {4061#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvsub32(~N~0, 1bv32))), 4bv32); {4026#(and (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= main_~ret2~0 main_~ret~0))} is VALID [2018-11-23 10:42:20,126 INFO L273 TraceCheckUtils]: 33: Hoare triple {4061#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} assume !~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32)); {4061#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} is VALID [2018-11-23 10:42:20,127 INFO L273 TraceCheckUtils]: 32: Hoare triple {4061#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {4061#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} is VALID [2018-11-23 10:42:20,907 INFO L273 TraceCheckUtils]: 31: Hoare triple {4071#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {4061#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} is VALID [2018-11-23 10:42:22,913 INFO L273 TraceCheckUtils]: 30: Hoare triple {4075#(and (= main_~ret2~0 main_~ret~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) main_~ret~0))} #t~post9 := ~i~1;~i~1 := ~bvadd32(1bv32, #t~post9);havoc #t~post9; {4071#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} is UNKNOWN [2018-11-23 10:42:24,139 INFO L273 TraceCheckUtils]: 29: Hoare triple {4079#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} assume !!~bvslt32(~i~1, ~bvsub32(~N~0, 1bv32));call #t~mem10 := read~intINTTYPE4(~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~bvadd32(1bv32, ~i~1))), 4bv32);call write~intINTTYPE4(#t~mem10, ~#x~0.base, ~bvadd32(~#x~0.offset, ~bvmul32(4bv32, ~i~1)), 4bv32);havoc #t~mem10; {4075#(and (= main_~ret2~0 main_~ret~0) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) main_~ret~0))} is VALID [2018-11-23 10:42:24,142 INFO L273 TraceCheckUtils]: 28: Hoare triple {4083#(and (= main_~ret~0 |main_#t~ret7|) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) main_~ret~0))} ~ret2~0 := #t~ret7;havoc #t~ret7;call #t~mem8 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem8;havoc #t~mem8;~i~1 := 0bv32; {4079#(and (= main_~ret2~0 main_~ret~0) (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1)) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv4 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) main_~i~1) (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) main_~temp~0) (bvadd |main_~#x~0.offset| (_ bv8 32))))))))} is VALID [2018-11-23 10:42:26,152 INFO L268 TraceCheckUtils]: 27: Hoare quadruple {4091#(and (or (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))) (bvslt (_ bv1 32) ~N~0))} {4087#(or (not (bvslt (_ bv1 32) ~N~0)) (and (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) main_~ret~0)))} #66#return; {4083#(and (= main_~ret~0 |main_#t~ret7|) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) main_~ret~0))} is UNKNOWN [2018-11-23 10:42:26,153 INFO L273 TraceCheckUtils]: 26: Hoare triple {4091#(and (or (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))) (bvslt (_ bv1 32) ~N~0))} assume true; {4091#(and (or (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))) (bvslt (_ bv1 32) ~N~0))} is VALID [2018-11-23 10:42:26,156 INFO L273 TraceCheckUtils]: 25: Hoare triple {4098#(and (or (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))) (bvslt (_ bv1 32) ~N~0))} #res := ~res~0[32:0]; {4091#(and (or (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))) (bvslt (_ bv1 32) ~N~0))} is VALID [2018-11-23 10:42:26,161 INFO L273 TraceCheckUtils]: 24: Hoare triple {4098#(and (or (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))) (bvslt (_ bv1 32) ~N~0))} assume !~bvslt32(~i~0, ~N~0); {4098#(and (or (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))) (bvslt (_ bv1 32) ~N~0))} is VALID [2018-11-23 10:42:26,166 INFO L273 TraceCheckUtils]: 23: Hoare triple {4098#(and (or (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))) (bvslt (_ bv1 32) ~N~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {4098#(and (or (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))) (bvslt (_ bv1 32) ~N~0))} is VALID [2018-11-23 10:42:26,256 INFO L273 TraceCheckUtils]: 22: Hoare triple {4108#(and (bvslt (_ bv1 32) ~N~0) (or (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))))) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {4098#(and (or (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))) (bvslt (_ bv1 32) ~N~0))} is VALID [2018-11-23 10:42:28,264 INFO L273 TraceCheckUtils]: 21: Hoare triple {4112#(and (bvslt (_ bv1 32) ~N~0) (or (= ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd (bvmul (_ bv4 32) xor_~i~0) xor_~x.offset (_ bv4 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {4108#(and (bvslt (_ bv1 32) ~N~0) (or (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))))) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))))} is UNKNOWN [2018-11-23 10:42:28,483 INFO L273 TraceCheckUtils]: 20: Hoare triple {4116#(or (not (bvslt xor_~i~0 ~N~0)) (and (bvslt (_ bv1 32) ~N~0) (or (= ((_ extract 31 0) (bvxor (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd (bvmul (_ bv4 32) xor_~i~0) xor_~x.offset (_ bv4 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))))))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {4112#(and (bvslt (_ bv1 32) ~N~0) (or (= ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd (bvmul (_ bv4 32) xor_~i~0) xor_~x.offset (_ bv4 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))))))} is VALID [2018-11-23 10:42:28,508 INFO L273 TraceCheckUtils]: 19: Hoare triple {3845#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {4116#(or (not (bvslt xor_~i~0 ~N~0)) (and (bvslt (_ bv1 32) ~N~0) (or (= ((_ extract 31 0) (bvxor (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd (bvmul (_ bv4 32) xor_~i~0) xor_~x.offset (_ bv4 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (not (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))))))} is VALID [2018-11-23 10:42:28,509 INFO L256 TraceCheckUtils]: 18: Hoare triple {4087#(or (not (bvslt (_ bv1 32) ~N~0)) (and (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) main_~ret~0)))} call #t~ret7 := xor(~#x~0.base, ~#x~0.offset); {3845#true} is VALID [2018-11-23 10:42:29,212 INFO L273 TraceCheckUtils]: 17: Hoare triple {4123#(or (and (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) |main_#t~ret4|) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) |main_#t~ret4|)) (not (bvslt (_ bv1 32) ~N~0)))} ~ret~0 := #t~ret4;havoc #t~ret4;call #t~mem5 := read~intINTTYPE4(~#x~0.base, ~#x~0.offset, 4bv32);~temp~0 := #t~mem5;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32);call write~intINTTYPE4(#t~mem6, ~#x~0.base, ~#x~0.offset, 4bv32);havoc #t~mem6;call write~intINTTYPE4(~temp~0, ~#x~0.base, ~bvadd32(4bv32, ~#x~0.offset), 4bv32); {4087#(or (not (bvslt (_ bv1 32) ~N~0)) (and (= main_~ret~0 ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv8 32))))))) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) main_~ret~0)))} is VALID [2018-11-23 10:42:29,216 INFO L268 TraceCheckUtils]: 16: Hoare quadruple {4130#(or (and (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|)) (not (bvslt (_ bv1 32) ~N~0)))} {3845#true} #64#return; {4123#(or (and (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))) (bvadd |main_~#x~0.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) |main_#t~ret4|) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) |main_~#x~0.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset| (select (select |#memory_int| |main_~#x~0.base|) (bvadd |main_~#x~0.offset| (_ bv4 32)))) (bvadd |main_~#x~0.offset| (_ bv4 32)) (select (select |#memory_int| |main_~#x~0.base|) |main_~#x~0.offset|)) (bvadd |main_~#x~0.offset| (_ bv8 32)))))) |main_#t~ret4|)) (not (bvslt (_ bv1 32) ~N~0)))} is VALID [2018-11-23 10:42:29,220 INFO L273 TraceCheckUtils]: 15: Hoare triple {4130#(or (and (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|)) (not (bvslt (_ bv1 32) ~N~0)))} assume true; {4130#(or (and (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|)) (not (bvslt (_ bv1 32) ~N~0)))} is VALID [2018-11-23 10:42:29,223 INFO L273 TraceCheckUtils]: 14: Hoare triple {4137#(or (not (bvslt (_ bv1 32) ~N~0)) (and (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) xor_~res~0))))} #res := ~res~0[32:0]; {4130#(or (and (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) |xor_#res|)) (not (bvslt (_ bv1 32) ~N~0)))} is VALID [2018-11-23 10:42:29,225 INFO L273 TraceCheckUtils]: 13: Hoare triple {4141#(or (not (bvslt (_ bv1 32) ~N~0)) (and (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) xor_~res~0))) (bvslt xor_~i~0 ~N~0))} assume !~bvslt32(~i~0, ~N~0); {4137#(or (not (bvslt (_ bv1 32) ~N~0)) (and (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) xor_~res~0))))} is VALID [2018-11-23 10:42:29,247 INFO L273 TraceCheckUtils]: 12: Hoare triple {4145#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv1 32) ~N~0)) (and (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) xor_~res~0))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {4141#(or (not (bvslt (_ bv1 32) ~N~0)) (and (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) xor_~res~0))) (bvslt xor_~i~0 ~N~0))} is VALID [2018-11-23 10:42:29,294 INFO L273 TraceCheckUtils]: 11: Hoare triple {4149#(and (or (forall ((~N~0 (_ BitVec 32))) (or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv1 32) ~N~0)) (not (bvslt xor_~i~0 ~N~0)))) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))) (forall ((~N~0 (_ BitVec 32))) (or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv1 32) ~N~0)) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))))) (not (bvslt xor_~i~0 ~N~0)))))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {4145#(or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv1 32) ~N~0)) (and (= ((_ extract 31 0) xor_~res~0) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) xor_~res~0))))} is VALID [2018-11-23 10:42:31,316 INFO L273 TraceCheckUtils]: 10: Hoare triple {4153#(and (or (forall ((~N~0 (_ BitVec 32))) (or (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0)) (not (bvslt (_ bv1 32) ~N~0)) (bvslt (bvadd xor_~i~0 (_ bv2 32)) ~N~0))) (= ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd (bvmul (_ bv4 32) xor_~i~0) xor_~x.offset (_ bv4 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))) (forall ((v_prenex_4 (_ BitVec 32))) (or (= ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd (bvmul (_ bv4 32) xor_~i~0) xor_~x.offset (_ bv4 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) v_prenex_4) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) v_prenex_4) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) v_prenex_4) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (bvslt (bvadd xor_~i~0 (_ bv2 32)) v_prenex_4) (not (bvslt (_ bv1 32) v_prenex_4)) (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) v_prenex_4)))))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {4149#(and (or (forall ((~N~0 (_ BitVec 32))) (or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv1 32) ~N~0)) (not (bvslt xor_~i~0 ~N~0)))) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0)))))))) (forall ((~N~0 (_ BitVec 32))) (or (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0) (not (bvslt (_ bv1 32) ~N~0)) (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) ~N~0) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))))) (not (bvslt xor_~i~0 ~N~0)))))} is UNKNOWN [2018-11-23 10:42:31,622 INFO L273 TraceCheckUtils]: 9: Hoare triple {4157#(and (forall ((v_prenex_4 (_ BitVec 32))) (or (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) v_prenex_4) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) v_prenex_4) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) v_prenex_4) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd (bvmul (_ bv4 32) xor_~i~0) xor_~x.offset (_ bv4 32))))))) (bvslt (bvadd xor_~i~0 (_ bv2 32)) v_prenex_4) (not (bvslt (_ bv1 32) v_prenex_4)) (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) v_prenex_4)))) (or (forall ((~N~0 (_ BitVec 32))) (or (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0)) (not (bvslt (_ bv1 32) ~N~0)) (bvslt (bvadd xor_~i~0 (_ bv2 32)) ~N~0))) (= ((_ extract 31 0) (bvxor (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd (bvmul (_ bv4 32) xor_~i~0) xor_~x.offset (_ bv4 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))))} assume !!~bvslt32(~i~0, ~N~0);call #t~mem2 := read~intINTTYPE4(~x.base, ~bvadd32(~x.offset, ~bvmul32(4bv32, ~i~0)), 4bv32);~res~0 := ~bvxor64(~res~0, ~sign_extendFrom32To64(#t~mem2));havoc #t~mem2; {4153#(and (or (forall ((~N~0 (_ BitVec 32))) (or (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0)) (not (bvslt (_ bv1 32) ~N~0)) (bvslt (bvadd xor_~i~0 (_ bv2 32)) ~N~0))) (= ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd (bvmul (_ bv4 32) xor_~i~0) xor_~x.offset (_ bv4 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))) (forall ((v_prenex_4 (_ BitVec 32))) (or (= ((_ extract 31 0) (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd (bvmul (_ bv4 32) xor_~i~0) xor_~x.offset (_ bv4 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) v_prenex_4) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) v_prenex_4) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) v_prenex_4) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32))))))) (bvslt (bvadd xor_~i~0 (_ bv2 32)) v_prenex_4) (not (bvslt (_ bv1 32) v_prenex_4)) (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) v_prenex_4)))))} is VALID [2018-11-23 10:42:31,789 INFO L273 TraceCheckUtils]: 8: Hoare triple {3845#true} ~x.base, ~x.offset := #in~x.base, #in~x.offset;havoc ~i~0;havoc ~res~0;call #t~mem0 := read~intINTTYPE4(~x.base, ~x.offset, 4bv32);~res~0 := ~sign_extendFrom32To64(#t~mem0);havoc #t~mem0;~i~0 := 1bv32; {4157#(and (forall ((v_prenex_4 (_ BitVec 32))) (or (= ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) v_prenex_4) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) v_prenex_4) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32))))) ((_ sign_extend 32) (select (store (store (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (store (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))) (bvadd |xor_#in~x.offset| (bvmul (_ bv4 32) v_prenex_4) (_ bv4294967292 32)) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))) ((_ extract 31 0) (bvxor (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd (bvmul (_ bv4 32) xor_~i~0) xor_~x.offset (_ bv4 32))))))) (bvslt (bvadd xor_~i~0 (_ bv2 32)) v_prenex_4) (not (bvslt (_ bv1 32) v_prenex_4)) (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) v_prenex_4)))) (or (forall ((~N~0 (_ BitVec 32))) (or (not (bvslt (bvadd xor_~i~0 (_ bv1 32)) ~N~0)) (not (bvslt (_ bv1 32) ~N~0)) (bvslt (bvadd xor_~i~0 (_ bv2 32)) ~N~0))) (= ((_ extract 31 0) (bvxor (bvxor xor_~res~0 ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd xor_~x.offset (bvmul (_ bv4 32) xor_~i~0))))) ((_ sign_extend 32) (select (select |#memory_int| xor_~x.base) (bvadd (bvmul (_ bv4 32) xor_~i~0) xor_~x.offset (_ bv4 32)))))) ((_ extract 31 0) (bvxor (bvxor ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) |xor_#in~x.offset|)) ((_ sign_extend 32) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|))) ((_ sign_extend 32) (select (store (store (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset| (select (select |#memory_int| |xor_#in~x.base|) (bvadd |xor_#in~x.offset| (_ bv4 32)))) (bvadd |xor_#in~x.offset| (_ bv4 32)) (select (select |#memory_int| |xor_#in~x.base|) |xor_#in~x.offset|)) (bvadd |xor_#in~x.offset| (_ bv8 32)))))))))} is VALID [2018-11-23 10:42:31,790 INFO L256 TraceCheckUtils]: 7: Hoare triple {3845#true} call #t~ret4 := xor(~#x~0.base, ~#x~0.offset); {3845#true} is VALID [2018-11-23 10:42:31,790 INFO L273 TraceCheckUtils]: 6: Hoare triple {3845#true} assume ~bvsgt32(~N~0, 1bv32);call ~#x~0.base, ~#x~0.offset := #Ultimate.alloc(~bvmul32(4bv32, ~N~0));havoc ~temp~0;havoc ~ret~0;havoc ~ret2~0;havoc ~ret5~0; {3845#true} is VALID [2018-11-23 10:42:31,790 INFO L273 TraceCheckUtils]: 5: Hoare triple {3845#true} ~N~0 := #t~nondet3;havoc #t~nondet3; {3845#true} is VALID [2018-11-23 10:42:31,790 INFO L256 TraceCheckUtils]: 4: Hoare triple {3845#true} call #t~ret12 := main(); {3845#true} is VALID [2018-11-23 10:42:31,790 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3845#true} {3845#true} #60#return; {3845#true} is VALID [2018-11-23 10:42:31,790 INFO L273 TraceCheckUtils]: 2: Hoare triple {3845#true} assume true; {3845#true} is VALID [2018-11-23 10:42:31,790 INFO L273 TraceCheckUtils]: 1: Hoare triple {3845#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~N~0 := 0bv32; {3845#true} is VALID [2018-11-23 10:42:31,791 INFO L256 TraceCheckUtils]: 0: Hoare triple {3845#true} call ULTIMATE.init(); {3845#true} is VALID [2018-11-23 10:42:31,833 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 10:42:31,836 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:42:31,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 29] total 52 [2018-11-23 10:42:31,837 INFO L78 Accepts]: Start accepts. Automaton has 52 states. Word has length 48 [2018-11-23 10:42:31,838 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:42:31,838 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 52 states. [2018-11-23 10:42:54,265 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 83 edges. 74 inductive. 0 not inductive. 9 times theorem prover too weak to decide inductivity. [2018-11-23 10:42:54,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 52 states [2018-11-23 10:42:54,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2018-11-23 10:42:54,267 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=2464, Unknown=1, NotChecked=0, Total=2652 [2018-11-23 10:42:54,267 INFO L87 Difference]: Start difference. First operand 72 states and 81 transitions. Second operand 52 states. [2018-11-23 10:42:56,680 WARN L180 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2018-11-23 10:43:09,556 WARN L180 SmtUtils]: Spent 8.18 s on a formula simplification that was a NOOP. DAG size: 62 [2018-11-23 10:43:15,487 WARN L180 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 63 DAG size of output: 24 [2018-11-23 10:43:25,110 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 30