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/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/array-tiling/poly1_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-18e5b2d-m [2018-11-18 21:08:43,017 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 21:08:43,021 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 21:08:43,040 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 21:08:43,040 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 21:08:43,041 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 21:08:43,043 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 21:08:43,044 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 21:08:43,046 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 21:08:43,047 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 21:08:43,048 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 21:08:43,048 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 21:08:43,049 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 21:08:43,050 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 21:08:43,051 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 21:08:43,052 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 21:08:43,053 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 21:08:43,057 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 21:08:43,062 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 21:08:43,067 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 21:08:43,068 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 21:08:43,069 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 21:08:43,071 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 21:08:43,071 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 21:08:43,072 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 21:08:43,074 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 21:08:43,078 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 21:08:43,079 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 21:08:43,079 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 21:08:43,083 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 21:08:43,083 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 21:08:43,084 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 21:08:43,084 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 21:08:43,084 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 21:08:43,086 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 21:08:43,086 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 21:08:43,087 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 [2018-11-18 21:08:43,110 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 21:08:43,111 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 21:08:43,111 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 21:08:43,112 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 21:08:43,112 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 21:08:43,112 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 21:08:43,113 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 21:08:43,113 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 21:08:43,113 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 21:08:43,113 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 21:08:43,114 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 21:08:43,114 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 21:08:43,114 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 21:08:43,114 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 21:08:43,114 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 21:08:43,114 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 21:08:43,115 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 21:08:43,115 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 21:08:43,115 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 21:08:43,115 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 21:08:43,115 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 21:08:43,116 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 21:08:43,116 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 21:08:43,116 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 21:08:43,116 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 21:08:43,117 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 21:08:43,117 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 21:08:43,117 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 21:08:43,117 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 21:08:43,117 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 21:08:43,117 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 21:08:43,118 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 21:08:43,118 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 21:08:43,183 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 21:08:43,197 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 21:08:43,200 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 21:08:43,202 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 21:08:43,202 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 21:08:43,203 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/poly1_true-unreach-call.i [2018-11-18 21:08:43,278 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3efec0ab5/b41a25920f2f417d8b1aa2dd37c460bd/FLAG6e60a5400 [2018-11-18 21:08:43,737 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 21:08:43,737 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/poly1_true-unreach-call.i [2018-11-18 21:08:43,745 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3efec0ab5/b41a25920f2f417d8b1aa2dd37c460bd/FLAG6e60a5400 [2018-11-18 21:08:44,066 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3efec0ab5/b41a25920f2f417d8b1aa2dd37c460bd [2018-11-18 21:08:44,077 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 21:08:44,078 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-18 21:08:44,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 21:08:44,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 21:08:44,085 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 21:08:44,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:08:44" (1/1) ... [2018-11-18 21:08:44,090 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76f2fdd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:08:44, skipping insertion in model container [2018-11-18 21:08:44,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 09:08:44" (1/1) ... [2018-11-18 21:08:44,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 21:08:44,127 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 21:08:44,369 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 21:08:44,376 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 21:08:44,411 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 21:08:44,449 INFO L195 MainTranslator]: Completed translation [2018-11-18 21:08:44,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:08:44 WrapperNode [2018-11-18 21:08:44,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 21:08:44,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 21:08:44,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 21:08:44,451 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 21:08:44,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:08:44" (1/1) ... [2018-11-18 21:08:44,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:08:44" (1/1) ... [2018-11-18 21:08:44,479 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:08:44" (1/1) ... [2018-11-18 21:08:44,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:08:44" (1/1) ... [2018-11-18 21:08:44,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:08:44" (1/1) ... [2018-11-18 21:08:44,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:08:44" (1/1) ... [2018-11-18 21:08:44,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:08:44" (1/1) ... [2018-11-18 21:08:44,523 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 21:08:44,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 21:08:44,524 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 21:08:44,524 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 21:08:44,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:08:44" (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 [2018-11-18 21:08:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 21:08:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 21:08:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-18 21:08:44,659 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 21:08:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 21:08:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 21:08:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-18 21:08:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 21:08:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 21:08:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 21:08:44,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-18 21:08:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-18 21:08:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 21:08:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 21:08:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 21:08:44,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-18 21:08:45,273 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 21:08:45,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:08:45 BoogieIcfgContainer [2018-11-18 21:08:45,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 21:08:45,274 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 21:08:45,275 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 21:08:45,278 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 21:08:45,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 09:08:44" (1/3) ... [2018-11-18 21:08:45,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f04771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:08:45, skipping insertion in model container [2018-11-18 21:08:45,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 09:08:44" (2/3) ... [2018-11-18 21:08:45,280 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14f04771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 09:08:45, skipping insertion in model container [2018-11-18 21:08:45,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:08:45" (3/3) ... [2018-11-18 21:08:45,282 INFO L112 eAbstractionObserver]: Analyzing ICFG poly1_true-unreach-call.i [2018-11-18 21:08:45,292 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 21:08:45,300 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 21:08:45,314 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 21:08:45,348 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 21:08:45,348 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 21:08:45,349 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 21:08:45,349 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 21:08:45,349 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 21:08:45,350 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 21:08:45,350 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 21:08:45,350 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 21:08:45,350 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 21:08:45,369 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2018-11-18 21:08:45,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-18 21:08:45,376 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 21:08:45,377 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 21:08:45,380 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 21:08:45,385 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 21:08:45,386 INFO L82 PathProgramCache]: Analyzing trace with hash -1097786377, now seen corresponding path program 1 times [2018-11-18 21:08:45,390 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 21:08:45,390 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 [2018-11-18 21:08:45,409 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 21:08:45,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 21:08:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 21:08:45,485 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 21:08:45,605 INFO L256 TraceCheckUtils]: 0: Hoare triple {31#true} call ULTIMATE.init(); {31#true} is VALID [2018-11-18 21:08:45,609 INFO L273 TraceCheckUtils]: 1: Hoare triple {31#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {31#true} is VALID [2018-11-18 21:08:45,609 INFO L273 TraceCheckUtils]: 2: Hoare triple {31#true} assume true; {31#true} is VALID [2018-11-18 21:08:45,610 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {31#true} {31#true} #58#return; {31#true} is VALID [2018-11-18 21:08:45,610 INFO L256 TraceCheckUtils]: 4: Hoare triple {31#true} call #t~ret5 := main(); {31#true} is VALID [2018-11-18 21:08:45,610 INFO L273 TraceCheckUtils]: 5: Hoare triple {31#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {31#true} is VALID [2018-11-18 21:08:45,611 INFO L273 TraceCheckUtils]: 6: Hoare triple {31#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {31#true} is VALID [2018-11-18 21:08:45,626 INFO L273 TraceCheckUtils]: 7: Hoare triple {31#true} assume !true; {32#false} is VALID [2018-11-18 21:08:45,626 INFO L273 TraceCheckUtils]: 8: Hoare triple {32#false} ~i~0 := ~sign_extendFrom32To64(0bv32); {32#false} is VALID [2018-11-18 21:08:45,627 INFO L273 TraceCheckUtils]: 9: Hoare triple {32#false} assume true; {32#false} is VALID [2018-11-18 21:08:45,627 INFO L273 TraceCheckUtils]: 10: Hoare triple {32#false} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {32#false} is VALID [2018-11-18 21:08:45,627 INFO L256 TraceCheckUtils]: 11: Hoare triple {32#false} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {32#false} is VALID [2018-11-18 21:08:45,628 INFO L273 TraceCheckUtils]: 12: Hoare triple {32#false} ~cond := #in~cond; {32#false} is VALID [2018-11-18 21:08:45,628 INFO L273 TraceCheckUtils]: 13: Hoare triple {32#false} assume 0bv32 == ~cond; {32#false} is VALID [2018-11-18 21:08:45,628 INFO L273 TraceCheckUtils]: 14: Hoare triple {32#false} assume !false; {32#false} is VALID [2018-11-18 21:08:45,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 21:08:45,632 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 21:08:45,638 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 21:08:45,638 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 21:08:45,643 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 15 [2018-11-18 21:08:45,646 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-18 21:08:45,650 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-18 21:08:45,824 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 15 edges. 15 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 21:08:45,824 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 21:08:45,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 21:08:45,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 21:08:45,839 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 2 states. [2018-11-18 21:08:46,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:08:46,270 INFO L93 Difference]: Finished difference Result 46 states and 54 transitions. [2018-11-18 21:08:46,270 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 21:08:46,270 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 15 [2018-11-18 21:08:46,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 21:08:46,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-18 21:08:46,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 54 transitions. [2018-11-18 21:08:46,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-18 21:08:46,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 54 transitions. [2018-11-18 21:08:46,288 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 54 transitions. [2018-11-18 21:08:46,685 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 54 edges. 54 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 21:08:46,696 INFO L225 Difference]: With dead ends: 46 [2018-11-18 21:08:46,696 INFO L226 Difference]: Without dead ends: 22 [2018-11-18 21:08:46,700 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 21:08:46,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-11-18 21:08:46,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2018-11-18 21:08:46,746 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-18 21:08:46,746 INFO L82 GeneralOperation]: Start isEquivalent. First operand 22 states. Second operand 22 states. [2018-11-18 21:08:46,747 INFO L74 IsIncluded]: Start isIncluded. First operand 22 states. Second operand 22 states. [2018-11-18 21:08:46,747 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 22 states. [2018-11-18 21:08:46,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:08:46,751 INFO L93 Difference]: Finished difference Result 22 states and 23 transitions. [2018-11-18 21:08:46,751 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-11-18 21:08:46,752 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:08:46,752 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:08:46,752 INFO L74 IsIncluded]: Start isIncluded. First operand 22 states. Second operand 22 states. [2018-11-18 21:08:46,752 INFO L87 Difference]: Start difference. First operand 22 states. Second operand 22 states. [2018-11-18 21:08:46,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:08:46,756 INFO L93 Difference]: Finished difference Result 22 states and 23 transitions. [2018-11-18 21:08:46,756 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-11-18 21:08:46,757 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:08:46,757 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:08:46,757 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-18 21:08:46,758 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-18 21:08:46,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-11-18 21:08:46,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 23 transitions. [2018-11-18 21:08:46,762 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 23 transitions. Word has length 15 [2018-11-18 21:08:46,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 21:08:46,762 INFO L480 AbstractCegarLoop]: Abstraction has 22 states and 23 transitions. [2018-11-18 21:08:46,762 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 21:08:46,763 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2018-11-18 21:08:46,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-11-18 21:08:46,763 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 21:08:46,764 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 21:08:46,764 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 21:08:46,764 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 21:08:46,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1066530449, now seen corresponding path program 1 times [2018-11-18 21:08:46,765 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 21:08:46,765 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 [2018-11-18 21:08:46,793 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 21:08:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 21:08:46,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 21:08:46,939 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 21:08:47,035 INFO L256 TraceCheckUtils]: 0: Hoare triple {208#true} call ULTIMATE.init(); {208#true} is VALID [2018-11-18 21:08:47,035 INFO L273 TraceCheckUtils]: 1: Hoare triple {208#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {208#true} is VALID [2018-11-18 21:08:47,036 INFO L273 TraceCheckUtils]: 2: Hoare triple {208#true} assume true; {208#true} is VALID [2018-11-18 21:08:47,036 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {208#true} {208#true} #58#return; {208#true} is VALID [2018-11-18 21:08:47,037 INFO L256 TraceCheckUtils]: 4: Hoare triple {208#true} call #t~ret5 := main(); {208#true} is VALID [2018-11-18 21:08:47,038 INFO L273 TraceCheckUtils]: 5: Hoare triple {208#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {208#true} is VALID [2018-11-18 21:08:47,041 INFO L273 TraceCheckUtils]: 6: Hoare triple {208#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {231#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:08:47,042 INFO L273 TraceCheckUtils]: 7: Hoare triple {231#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {231#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:08:47,043 INFO L273 TraceCheckUtils]: 8: Hoare triple {231#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {209#false} is VALID [2018-11-18 21:08:47,043 INFO L273 TraceCheckUtils]: 9: Hoare triple {209#false} ~i~0 := ~sign_extendFrom32To64(0bv32); {209#false} is VALID [2018-11-18 21:08:47,043 INFO L273 TraceCheckUtils]: 10: Hoare triple {209#false} assume true; {209#false} is VALID [2018-11-18 21:08:47,044 INFO L273 TraceCheckUtils]: 11: Hoare triple {209#false} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {209#false} is VALID [2018-11-18 21:08:47,044 INFO L256 TraceCheckUtils]: 12: Hoare triple {209#false} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {209#false} is VALID [2018-11-18 21:08:47,045 INFO L273 TraceCheckUtils]: 13: Hoare triple {209#false} ~cond := #in~cond; {209#false} is VALID [2018-11-18 21:08:47,045 INFO L273 TraceCheckUtils]: 14: Hoare triple {209#false} assume 0bv32 == ~cond; {209#false} is VALID [2018-11-18 21:08:47,045 INFO L273 TraceCheckUtils]: 15: Hoare triple {209#false} assume !false; {209#false} is VALID [2018-11-18 21:08:47,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 21:08:47,048 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 21:08:47,051 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 21:08:47,051 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 21:08:47,054 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2018-11-18 21:08:47,055 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-18 21:08:47,055 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-18 21:08:47,115 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 16 edges. 16 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 21:08:47,115 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 21:08:47,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 21:08:47,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 21:08:47,116 INFO L87 Difference]: Start difference. First operand 22 states and 23 transitions. Second operand 3 states. [2018-11-18 21:08:47,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:08:47,914 INFO L93 Difference]: Finished difference Result 37 states and 39 transitions. [2018-11-18 21:08:47,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 21:08:47,914 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 16 [2018-11-18 21:08:47,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 21:08:47,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-18 21:08:47,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 39 transitions. [2018-11-18 21:08:47,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-18 21:08:47,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 39 transitions. [2018-11-18 21:08:47,928 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 39 transitions. [2018-11-18 21:08:48,170 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 21:08:48,173 INFO L225 Difference]: With dead ends: 37 [2018-11-18 21:08:48,173 INFO L226 Difference]: Without dead ends: 25 [2018-11-18 21:08:48,174 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 21:08:48,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2018-11-18 21:08:48,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 24. [2018-11-18 21:08:48,212 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-18 21:08:48,212 INFO L82 GeneralOperation]: Start isEquivalent. First operand 25 states. Second operand 24 states. [2018-11-18 21:08:48,212 INFO L74 IsIncluded]: Start isIncluded. First operand 25 states. Second operand 24 states. [2018-11-18 21:08:48,212 INFO L87 Difference]: Start difference. First operand 25 states. Second operand 24 states. [2018-11-18 21:08:48,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:08:48,214 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2018-11-18 21:08:48,215 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-11-18 21:08:48,215 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:08:48,215 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:08:48,216 INFO L74 IsIncluded]: Start isIncluded. First operand 24 states. Second operand 25 states. [2018-11-18 21:08:48,216 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 25 states. [2018-11-18 21:08:48,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:08:48,218 INFO L93 Difference]: Finished difference Result 25 states and 26 transitions. [2018-11-18 21:08:48,218 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2018-11-18 21:08:48,219 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:08:48,219 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:08:48,219 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-18 21:08:48,220 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-18 21:08:48,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-18 21:08:48,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2018-11-18 21:08:48,222 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 16 [2018-11-18 21:08:48,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 21:08:48,222 INFO L480 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2018-11-18 21:08:48,222 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 21:08:48,223 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2018-11-18 21:08:48,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-18 21:08:48,223 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 21:08:48,224 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 21:08:48,224 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 21:08:48,224 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 21:08:48,225 INFO L82 PathProgramCache]: Analyzing trace with hash 205897947, now seen corresponding path program 1 times [2018-11-18 21:08:48,225 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 21:08:48,225 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 [2018-11-18 21:08:48,244 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 21:08:48,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 21:08:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 21:08:48,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 21:08:48,605 INFO L256 TraceCheckUtils]: 0: Hoare triple {390#true} call ULTIMATE.init(); {390#true} is VALID [2018-11-18 21:08:48,605 INFO L273 TraceCheckUtils]: 1: Hoare triple {390#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {390#true} is VALID [2018-11-18 21:08:48,606 INFO L273 TraceCheckUtils]: 2: Hoare triple {390#true} assume true; {390#true} is VALID [2018-11-18 21:08:48,606 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {390#true} {390#true} #58#return; {390#true} is VALID [2018-11-18 21:08:48,606 INFO L256 TraceCheckUtils]: 4: Hoare triple {390#true} call #t~ret5 := main(); {390#true} is VALID [2018-11-18 21:08:48,606 INFO L273 TraceCheckUtils]: 5: Hoare triple {390#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {390#true} is VALID [2018-11-18 21:08:48,608 INFO L273 TraceCheckUtils]: 6: Hoare triple {390#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {413#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:08:48,610 INFO L273 TraceCheckUtils]: 7: Hoare triple {413#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {413#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:08:48,611 INFO L273 TraceCheckUtils]: 8: Hoare triple {413#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {413#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:08:48,613 INFO L273 TraceCheckUtils]: 9: Hoare triple {413#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {423#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:08:48,613 INFO L273 TraceCheckUtils]: 10: Hoare triple {423#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume true; {423#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:08:48,615 INFO L273 TraceCheckUtils]: 11: Hoare triple {423#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {391#false} is VALID [2018-11-18 21:08:48,615 INFO L273 TraceCheckUtils]: 12: Hoare triple {391#false} ~i~0 := ~sign_extendFrom32To64(0bv32); {391#false} is VALID [2018-11-18 21:08:48,616 INFO L273 TraceCheckUtils]: 13: Hoare triple {391#false} assume true; {391#false} is VALID [2018-11-18 21:08:48,616 INFO L273 TraceCheckUtils]: 14: Hoare triple {391#false} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {391#false} is VALID [2018-11-18 21:08:48,617 INFO L256 TraceCheckUtils]: 15: Hoare triple {391#false} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {391#false} is VALID [2018-11-18 21:08:48,617 INFO L273 TraceCheckUtils]: 16: Hoare triple {391#false} ~cond := #in~cond; {391#false} is VALID [2018-11-18 21:08:48,617 INFO L273 TraceCheckUtils]: 17: Hoare triple {391#false} assume 0bv32 == ~cond; {391#false} is VALID [2018-11-18 21:08:48,618 INFO L273 TraceCheckUtils]: 18: Hoare triple {391#false} assume !false; {391#false} is VALID [2018-11-18 21:08:48,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 21:08:48,620 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 21:08:48,897 INFO L273 TraceCheckUtils]: 18: Hoare triple {391#false} assume !false; {391#false} is VALID [2018-11-18 21:08:48,898 INFO L273 TraceCheckUtils]: 17: Hoare triple {391#false} assume 0bv32 == ~cond; {391#false} is VALID [2018-11-18 21:08:48,898 INFO L273 TraceCheckUtils]: 16: Hoare triple {391#false} ~cond := #in~cond; {391#false} is VALID [2018-11-18 21:08:48,898 INFO L256 TraceCheckUtils]: 15: Hoare triple {391#false} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {391#false} is VALID [2018-11-18 21:08:48,899 INFO L273 TraceCheckUtils]: 14: Hoare triple {391#false} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {391#false} is VALID [2018-11-18 21:08:48,899 INFO L273 TraceCheckUtils]: 13: Hoare triple {391#false} assume true; {391#false} is VALID [2018-11-18 21:08:48,899 INFO L273 TraceCheckUtils]: 12: Hoare triple {391#false} ~i~0 := ~sign_extendFrom32To64(0bv32); {391#false} is VALID [2018-11-18 21:08:48,910 INFO L273 TraceCheckUtils]: 11: Hoare triple {472#(bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {391#false} is VALID [2018-11-18 21:08:48,910 INFO L273 TraceCheckUtils]: 10: Hoare triple {472#(bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0))} assume true; {472#(bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0))} is VALID [2018-11-18 21:08:48,911 INFO L273 TraceCheckUtils]: 9: Hoare triple {479#(bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {472#(bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0))} is VALID [2018-11-18 21:08:48,912 INFO L273 TraceCheckUtils]: 8: Hoare triple {479#(bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {479#(bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0))} is VALID [2018-11-18 21:08:48,912 INFO L273 TraceCheckUtils]: 7: Hoare triple {479#(bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0))} assume true; {479#(bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0))} is VALID [2018-11-18 21:08:48,915 INFO L273 TraceCheckUtils]: 6: Hoare triple {390#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {479#(bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0))} is VALID [2018-11-18 21:08:48,915 INFO L273 TraceCheckUtils]: 5: Hoare triple {390#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {390#true} is VALID [2018-11-18 21:08:48,916 INFO L256 TraceCheckUtils]: 4: Hoare triple {390#true} call #t~ret5 := main(); {390#true} is VALID [2018-11-18 21:08:48,916 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {390#true} {390#true} #58#return; {390#true} is VALID [2018-11-18 21:08:48,916 INFO L273 TraceCheckUtils]: 2: Hoare triple {390#true} assume true; {390#true} is VALID [2018-11-18 21:08:48,917 INFO L273 TraceCheckUtils]: 1: Hoare triple {390#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {390#true} is VALID [2018-11-18 21:08:48,917 INFO L256 TraceCheckUtils]: 0: Hoare triple {390#true} call ULTIMATE.init(); {390#true} is VALID [2018-11-18 21:08:48,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 21:08:48,920 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 21:08:48,921 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2018-11-18 21:08:48,921 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-11-18 21:08:48,921 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-18 21:08:48,922 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-18 21:08:49,067 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 21:08:49,068 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 21:08:49,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 21:08:49,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 21:08:49,069 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 6 states. [2018-11-18 21:08:50,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:08:50,441 INFO L93 Difference]: Finished difference Result 40 states and 42 transitions. [2018-11-18 21:08:50,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 21:08:50,441 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 19 [2018-11-18 21:08:50,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 21:08:50,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-18 21:08:50,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 42 transitions. [2018-11-18 21:08:50,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-18 21:08:50,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 42 transitions. [2018-11-18 21:08:50,448 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 42 transitions. [2018-11-18 21:08:50,744 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 42 edges. 42 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 21:08:50,746 INFO L225 Difference]: With dead ends: 40 [2018-11-18 21:08:50,746 INFO L226 Difference]: Without dead ends: 28 [2018-11-18 21:08:50,747 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-18 21:08:50,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2018-11-18 21:08:50,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 27. [2018-11-18 21:08:50,756 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-18 21:08:50,756 INFO L82 GeneralOperation]: Start isEquivalent. First operand 28 states. Second operand 27 states. [2018-11-18 21:08:50,756 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand 27 states. [2018-11-18 21:08:50,756 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 27 states. [2018-11-18 21:08:50,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:08:50,759 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2018-11-18 21:08:50,759 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-11-18 21:08:50,760 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:08:50,760 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:08:50,760 INFO L74 IsIncluded]: Start isIncluded. First operand 27 states. Second operand 28 states. [2018-11-18 21:08:50,760 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 28 states. [2018-11-18 21:08:50,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:08:50,762 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2018-11-18 21:08:50,763 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2018-11-18 21:08:50,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:08:50,763 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:08:50,764 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-18 21:08:50,764 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-18 21:08:50,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-18 21:08:50,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 28 transitions. [2018-11-18 21:08:50,767 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 28 transitions. Word has length 19 [2018-11-18 21:08:50,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 21:08:50,767 INFO L480 AbstractCegarLoop]: Abstraction has 27 states and 28 transitions. [2018-11-18 21:08:50,767 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 21:08:50,767 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2018-11-18 21:08:50,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-18 21:08:50,768 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 21:08:50,768 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 21:08:50,769 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 21:08:50,769 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 21:08:50,769 INFO L82 PathProgramCache]: Analyzing trace with hash -261111313, now seen corresponding path program 2 times [2018-11-18 21:08:50,770 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 21:08:50,770 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 [2018-11-18 21:08:50,790 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-18 21:08:51,119 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-18 21:08:51,119 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 21:08:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 21:08:51,210 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 21:08:51,345 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:08:51,346 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:08:51,354 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 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 40 treesize of output 61 [2018-11-18 21:08:51,405 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:08:51,405 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:08:51,407 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 61 treesize of output 69 [2018-11-18 21:08:51,410 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 21:08:51,424 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:08:51,534 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:08:51,534 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:47, output treesize:39 [2018-11-18 21:08:51,787 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-11-18 21:08:51,985 WARN L180 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2018-11-18 21:08:52,048 INFO L477 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 67 treesize of output 60 [2018-11-18 21:08:52,071 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:08:52,073 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:08:52,075 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:08:52,076 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:08:52,077 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:08:52,079 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 165 [2018-11-18 21:08:52,094 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 21:08:52,121 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:08:52,152 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:08:52,152 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:70, output treesize:66 [2018-11-18 21:08:52,464 INFO L477 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 80 treesize of output 70 [2018-11-18 21:08:52,493 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:08:52,494 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:08:52,495 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:08:52,496 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:08:52,497 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:08:52,498 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:08:52,500 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:08:52,502 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:08:52,506 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:08:52,507 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:08:52,508 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 161 [2018-11-18 21:08:52,521 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 21:08:52,543 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:08:52,551 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:08:52,552 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:84, output treesize:20 [2018-11-18 21:08:52,561 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-18 21:08:52,793 INFO L256 TraceCheckUtils]: 0: Hoare triple {655#true} call ULTIMATE.init(); {655#true} is VALID [2018-11-18 21:08:52,793 INFO L273 TraceCheckUtils]: 1: Hoare triple {655#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {655#true} is VALID [2018-11-18 21:08:52,794 INFO L273 TraceCheckUtils]: 2: Hoare triple {655#true} assume true; {655#true} is VALID [2018-11-18 21:08:52,794 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {655#true} {655#true} #58#return; {655#true} is VALID [2018-11-18 21:08:52,794 INFO L256 TraceCheckUtils]: 4: Hoare triple {655#true} call #t~ret5 := main(); {655#true} is VALID [2018-11-18 21:08:52,794 INFO L273 TraceCheckUtils]: 5: Hoare triple {655#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {655#true} is VALID [2018-11-18 21:08:52,799 INFO L273 TraceCheckUtils]: 6: Hoare triple {655#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {678#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:08:52,800 INFO L273 TraceCheckUtils]: 7: Hoare triple {678#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} assume true; {678#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:08:52,810 INFO L273 TraceCheckUtils]: 8: Hoare triple {678#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {685#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)) (= ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32)))) (= ((_ extract 31 0) (bvmul main_~i~0 main_~i~0)) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))))} is VALID [2018-11-18 21:08:52,862 INFO L273 TraceCheckUtils]: 9: Hoare triple {685#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)) (= ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32)))) (= ((_ extract 31 0) (bvmul main_~i~0 main_~i~0)) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {689#(and (= ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv18446744073709551615 64)) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) |main_~#a~0.offset| (_ bv4 32)))) (= ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv18446744073709551615 64)) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:08:52,863 INFO L273 TraceCheckUtils]: 10: Hoare triple {689#(and (= ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv18446744073709551615 64)) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) |main_~#a~0.offset| (_ bv4 32)))) (= ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv18446744073709551615 64)) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume true; {689#(and (= ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv18446744073709551615 64)) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) |main_~#a~0.offset| (_ bv4 32)))) (= ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv18446744073709551615 64)) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:08:52,901 INFO L273 TraceCheckUtils]: 11: Hoare triple {689#(and (= ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv18446744073709551615 64)) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) |main_~#a~0.offset| (_ bv4 32)))) (= ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv18446744073709551615 64)) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv18446744073709551615 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {696#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) ((_ extract 63 32) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))))} is VALID [2018-11-18 21:08:52,902 INFO L273 TraceCheckUtils]: 12: Hoare triple {696#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) ((_ extract 63 32) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {696#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) ((_ extract 63 32) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))))} is VALID [2018-11-18 21:08:52,903 INFO L273 TraceCheckUtils]: 13: Hoare triple {696#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) ((_ extract 63 32) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))))} assume true; {696#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) ((_ extract 63 32) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))))} is VALID [2018-11-18 21:08:52,904 INFO L273 TraceCheckUtils]: 14: Hoare triple {696#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) ((_ extract 63 32) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {696#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) ((_ extract 63 32) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))))} is VALID [2018-11-18 21:08:52,905 INFO L273 TraceCheckUtils]: 15: Hoare triple {696#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) ((_ extract 63 32) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))))} ~i~0 := ~sign_extendFrom32To64(0bv32); {709#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) ((_ extract 63 32) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))))} is VALID [2018-11-18 21:08:52,907 INFO L273 TraceCheckUtils]: 16: Hoare triple {709#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) ((_ extract 63 32) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))))} assume true; {709#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) ((_ extract 63 32) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))))} is VALID [2018-11-18 21:08:52,911 INFO L273 TraceCheckUtils]: 17: Hoare triple {709#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) ((_ extract 63 32) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {716#(and (= (concat ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32)))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) |main_#t~mem4|) (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:08:52,913 INFO L256 TraceCheckUtils]: 18: Hoare triple {716#(and (= (concat ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32)))) ((_ extract 31 0) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))) |main_#t~mem4|) (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {720#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-18 21:08:52,914 INFO L273 TraceCheckUtils]: 19: Hoare triple {720#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {724#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-18 21:08:52,915 INFO L273 TraceCheckUtils]: 20: Hoare triple {724#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {656#false} is VALID [2018-11-18 21:08:52,915 INFO L273 TraceCheckUtils]: 21: Hoare triple {656#false} assume !false; {656#false} is VALID [2018-11-18 21:08:52,920 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 21:08:52,920 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 21:08:53,895 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 4 [2018-11-18 21:08:58,105 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2018-11-18 21:08:58,590 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:08:58,604 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:08:58,615 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 153 [2018-11-18 21:08:58,715 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:08:58,844 INFO L303 Elim1Store]: Index analysis took 184 ms [2018-11-18 21:08:58,846 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 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 149 treesize of output 114 [2018-11-18 21:08:58,850 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 21:08:59,372 INFO L477 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 100 treesize of output 92 [2018-11-18 21:09:05,493 WARN L180 SmtUtils]: Spent 6.04 s on a formula simplification. DAG size of input: 55 DAG size of output: 42 [2018-11-18 21:09:05,616 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:09:05,616 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:09:05,617 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:09:05,685 INFO L303 Elim1Store]: Index analysis took 127 ms [2018-11-18 21:09:05,686 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 73 [2018-11-18 21:09:05,694 INFO L267 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 21:09:05,833 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:09:05,874 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:09:05,875 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:09:05,895 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:09:06,027 INFO L303 Elim1Store]: Index analysis took 296 ms [2018-11-18 21:09:06,257 INFO L477 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 80 treesize of output 132 [2018-11-18 21:09:06,324 INFO L267 ElimStorePlain]: Start of recursive call 6: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 4 xjuncts. [2018-11-18 21:09:06,401 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:09:06,439 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:09:06,440 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:09:06,459 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:09:06,643 INFO L303 Elim1Store]: Index analysis took 283 ms [2018-11-18 21:09:06,971 INFO L477 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 68 treesize of output 128 [2018-11-18 21:09:07,009 INFO L267 ElimStorePlain]: Start of recursive call 7: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-11-18 21:09:13,371 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-18 21:09:13,595 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:09:13,671 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:09:13,671 INFO L202 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:126, output treesize:15 [2018-11-18 21:09:15,713 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-18 21:09:16,811 INFO L273 TraceCheckUtils]: 21: Hoare triple {656#false} assume !false; {656#false} is VALID [2018-11-18 21:09:16,812 INFO L273 TraceCheckUtils]: 20: Hoare triple {734#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {656#false} is VALID [2018-11-18 21:09:16,812 INFO L273 TraceCheckUtils]: 19: Hoare triple {738#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {734#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-18 21:09:16,814 INFO L256 TraceCheckUtils]: 18: Hoare triple {742#(= (bvmul main_~i~0 main_~i~0) |main_#t~mem4|)} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {738#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-18 21:09:16,815 INFO L273 TraceCheckUtils]: 17: Hoare triple {746#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))) (bvmul main_~i~0 main_~i~0))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {742#(= (bvmul main_~i~0 main_~i~0) |main_#t~mem4|)} is VALID [2018-11-18 21:09:16,816 INFO L273 TraceCheckUtils]: 16: Hoare triple {746#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))) (bvmul main_~i~0 main_~i~0))} assume true; {746#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))) (bvmul main_~i~0 main_~i~0))} is VALID [2018-11-18 21:09:16,817 INFO L273 TraceCheckUtils]: 15: Hoare triple {753#(= (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))))} ~i~0 := ~sign_extendFrom32To64(0bv32); {746#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))) (bvmul main_~i~0 main_~i~0))} is VALID [2018-11-18 21:09:16,818 INFO L273 TraceCheckUtils]: 14: Hoare triple {753#(= (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {753#(= (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))))} is VALID [2018-11-18 21:09:16,819 INFO L273 TraceCheckUtils]: 13: Hoare triple {753#(= (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))))} assume true; {753#(= (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))))} is VALID [2018-11-18 21:09:16,833 INFO L273 TraceCheckUtils]: 12: Hoare triple {753#(= (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {753#(= (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))))} is VALID [2018-11-18 21:09:16,891 INFO L273 TraceCheckUtils]: 11: Hoare triple {766#(= (concat (select (store (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32)) ((_ extract 63 32) (bvmul main_~i~0 main_~i~0))) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (store (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32)) ((_ extract 63 32) (bvmul main_~i~0 main_~i~0))) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {753#(= (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))))} is VALID [2018-11-18 21:09:16,892 INFO L273 TraceCheckUtils]: 10: Hoare triple {766#(= (concat (select (store (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32)) ((_ extract 63 32) (bvmul main_~i~0 main_~i~0))) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (store (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32)) ((_ extract 63 32) (bvmul main_~i~0 main_~i~0))) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))} assume true; {766#(= (concat (select (store (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32)) ((_ extract 63 32) (bvmul main_~i~0 main_~i~0))) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (store (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32)) ((_ extract 63 32) (bvmul main_~i~0 main_~i~0))) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:09:18,906 INFO L273 TraceCheckUtils]: 9: Hoare triple {773#(= (concat (select (store (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32)) ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))))) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (store (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32)) ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))))) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {766#(= (concat (select (store (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32)) ((_ extract 63 32) (bvmul main_~i~0 main_~i~0))) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (store (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32)) ((_ extract 63 32) (bvmul main_~i~0 main_~i~0))) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))} is UNKNOWN [2018-11-18 21:09:18,985 INFO L273 TraceCheckUtils]: 8: Hoare triple {777#(= (concat ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) ((_ extract 31 0) (bvmul main_~i~0 main_~i~0))) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {773#(= (concat (select (store (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32)) ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))))) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32)))) (_ bv4 32))) (select (store (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32)) ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))))) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) ((_ sign_extend 32) (_ bv0 32))))))) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:09:18,986 INFO L273 TraceCheckUtils]: 7: Hoare triple {777#(= (concat ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) ((_ extract 31 0) (bvmul main_~i~0 main_~i~0))) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))} assume true; {777#(= (concat ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) ((_ extract 31 0) (bvmul main_~i~0 main_~i~0))) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:09:18,987 INFO L273 TraceCheckUtils]: 6: Hoare triple {655#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {777#(= (concat ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) ((_ extract 31 0) (bvmul main_~i~0 main_~i~0))) (bvmul ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:09:18,987 INFO L273 TraceCheckUtils]: 5: Hoare triple {655#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {655#true} is VALID [2018-11-18 21:09:18,987 INFO L256 TraceCheckUtils]: 4: Hoare triple {655#true} call #t~ret5 := main(); {655#true} is VALID [2018-11-18 21:09:18,988 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {655#true} {655#true} #58#return; {655#true} is VALID [2018-11-18 21:09:18,988 INFO L273 TraceCheckUtils]: 2: Hoare triple {655#true} assume true; {655#true} is VALID [2018-11-18 21:09:18,988 INFO L273 TraceCheckUtils]: 1: Hoare triple {655#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {655#true} is VALID [2018-11-18 21:09:18,988 INFO L256 TraceCheckUtils]: 0: Hoare triple {655#true} call ULTIMATE.init(); {655#true} is VALID [2018-11-18 21:09:18,991 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 21:09:18,994 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 21:09:18,994 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2018-11-18 21:09:18,995 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 22 [2018-11-18 21:09:18,995 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-18 21:09:18,995 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states. [2018-11-18 21:09:21,507 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 36 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2018-11-18 21:09:21,507 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-18 21:09:21,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-18 21:09:21,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2018-11-18 21:09:21,508 INFO L87 Difference]: Start difference. First operand 27 states and 28 transitions. Second operand 18 states. [2018-11-18 21:09:26,064 WARN L180 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 34 [2018-11-18 21:09:28,957 WARN L180 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2018-11-18 21:09:37,026 WARN L180 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2018-11-18 21:09:40,921 WARN L180 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 38 [2018-11-18 21:09:45,274 WARN L180 SmtUtils]: Spent 821.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2018-11-18 21:09:51,300 WARN L180 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 34 [2018-11-18 21:10:02,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:10:02,551 INFO L93 Difference]: Finished difference Result 56 states and 61 transitions. [2018-11-18 21:10:02,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 21:10:02,551 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 22 [2018-11-18 21:10:02,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 21:10:02,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-18 21:10:02,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 61 transitions. [2018-11-18 21:10:02,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-18 21:10:02,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 61 transitions. [2018-11-18 21:10:02,559 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 61 transitions. [2018-11-18 21:10:08,744 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 60 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2018-11-18 21:10:08,746 INFO L225 Difference]: With dead ends: 56 [2018-11-18 21:10:08,746 INFO L226 Difference]: Without dead ends: 54 [2018-11-18 21:10:08,747 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 18.0s TimeCoverageRelationStatistics Valid=134, Invalid=516, Unknown=0, NotChecked=0, Total=650 [2018-11-18 21:10:08,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-11-18 21:10:08,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 34. [2018-11-18 21:10:08,831 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-18 21:10:08,831 INFO L82 GeneralOperation]: Start isEquivalent. First operand 54 states. Second operand 34 states. [2018-11-18 21:10:08,831 INFO L74 IsIncluded]: Start isIncluded. First operand 54 states. Second operand 34 states. [2018-11-18 21:10:08,831 INFO L87 Difference]: Start difference. First operand 54 states. Second operand 34 states. [2018-11-18 21:10:08,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:10:08,838 INFO L93 Difference]: Finished difference Result 54 states and 59 transitions. [2018-11-18 21:10:08,838 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 59 transitions. [2018-11-18 21:10:08,839 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:10:08,839 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:10:08,840 INFO L74 IsIncluded]: Start isIncluded. First operand 34 states. Second operand 54 states. [2018-11-18 21:10:08,840 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 54 states. [2018-11-18 21:10:08,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:10:08,846 INFO L93 Difference]: Finished difference Result 54 states and 59 transitions. [2018-11-18 21:10:08,846 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 59 transitions. [2018-11-18 21:10:08,849 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:10:08,849 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:10:08,849 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-18 21:10:08,849 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-18 21:10:08,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2018-11-18 21:10:08,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 35 transitions. [2018-11-18 21:10:08,855 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 35 transitions. Word has length 22 [2018-11-18 21:10:08,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 21:10:08,855 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 35 transitions. [2018-11-18 21:10:08,855 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-18 21:10:08,856 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2018-11-18 21:10:08,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-18 21:10:08,856 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 21:10:08,857 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 21:10:08,857 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 21:10:08,857 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 21:10:08,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1912729175, now seen corresponding path program 1 times [2018-11-18 21:10:08,858 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 21:10:08,858 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 [2018-11-18 21:10:08,875 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 21:10:09,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 21:10:09,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 21:10:09,443 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 21:10:09,503 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:10:09,504 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:10:09,505 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 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 97 [2018-11-18 21:10:09,529 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:10:09,531 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:10:09,532 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 100 [2018-11-18 21:10:09,535 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 21:10:09,547 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:10:09,562 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:10:09,563 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:61, output treesize:53 [2018-11-18 21:10:10,029 INFO L477 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 68 treesize of output 60 [2018-11-18 21:10:10,035 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:10:10,036 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:10:10,036 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:10:10,037 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:10:10,038 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:10:10,040 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 107 [2018-11-18 21:10:10,042 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 21:10:10,057 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:10:10,065 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:10:10,065 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:74, output treesize:30 [2018-11-18 21:10:10,075 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-18 21:10:10,358 INFO L256 TraceCheckUtils]: 0: Hoare triple {1050#true} call ULTIMATE.init(); {1050#true} is VALID [2018-11-18 21:10:10,359 INFO L273 TraceCheckUtils]: 1: Hoare triple {1050#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {1050#true} is VALID [2018-11-18 21:10:10,359 INFO L273 TraceCheckUtils]: 2: Hoare triple {1050#true} assume true; {1050#true} is VALID [2018-11-18 21:10:10,360 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1050#true} {1050#true} #58#return; {1050#true} is VALID [2018-11-18 21:10:10,360 INFO L256 TraceCheckUtils]: 4: Hoare triple {1050#true} call #t~ret5 := main(); {1050#true} is VALID [2018-11-18 21:10:10,360 INFO L273 TraceCheckUtils]: 5: Hoare triple {1050#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {1050#true} is VALID [2018-11-18 21:10:10,361 INFO L273 TraceCheckUtils]: 6: Hoare triple {1050#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {1073#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:10:10,363 INFO L273 TraceCheckUtils]: 7: Hoare triple {1073#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} assume true; {1073#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:10:10,376 INFO L273 TraceCheckUtils]: 8: Hoare triple {1073#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1073#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:10:10,378 INFO L273 TraceCheckUtils]: 9: Hoare triple {1073#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {1083#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:10,378 INFO L273 TraceCheckUtils]: 10: Hoare triple {1083#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume true; {1083#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:10,380 INFO L273 TraceCheckUtils]: 11: Hoare triple {1083#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1090#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:10:10,385 INFO L273 TraceCheckUtils]: 12: Hoare triple {1090#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {1090#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:10:10,386 INFO L273 TraceCheckUtils]: 13: Hoare triple {1090#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} assume true; {1090#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:10:10,395 INFO L273 TraceCheckUtils]: 14: Hoare triple {1090#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {1090#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:10:10,399 INFO L273 TraceCheckUtils]: 15: Hoare triple {1090#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} ~i~0 := ~sign_extendFrom32To64(0bv32); {1103#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:10:10,401 INFO L273 TraceCheckUtils]: 16: Hoare triple {1103#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} assume true; {1103#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:10:10,402 INFO L273 TraceCheckUtils]: 17: Hoare triple {1103#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1103#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:10:10,407 INFO L256 TraceCheckUtils]: 18: Hoare triple {1103#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {1113#(exists ((|v_main_~#a~0.base_BEFORE_CALL_1| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} is VALID [2018-11-18 21:10:10,409 INFO L273 TraceCheckUtils]: 19: Hoare triple {1113#(exists ((|v_main_~#a~0.base_BEFORE_CALL_1| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} ~cond := #in~cond; {1113#(exists ((|v_main_~#a~0.base_BEFORE_CALL_1| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} is VALID [2018-11-18 21:10:10,409 INFO L273 TraceCheckUtils]: 20: Hoare triple {1113#(exists ((|v_main_~#a~0.base_BEFORE_CALL_1| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} assume !(0bv32 == ~cond); {1113#(exists ((|v_main_~#a~0.base_BEFORE_CALL_1| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} is VALID [2018-11-18 21:10:10,411 INFO L273 TraceCheckUtils]: 21: Hoare triple {1113#(exists ((|v_main_~#a~0.base_BEFORE_CALL_1| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} assume true; {1113#(exists ((|v_main_~#a~0.base_BEFORE_CALL_1| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} is VALID [2018-11-18 21:10:10,412 INFO L268 TraceCheckUtils]: 22: Hoare quadruple {1113#(exists ((|v_main_~#a~0.base_BEFORE_CALL_1| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_1|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} {1103#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} #62#return; {1103#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:10:10,414 INFO L273 TraceCheckUtils]: 23: Hoare triple {1103#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} havoc #t~mem4; {1103#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:10:10,429 INFO L273 TraceCheckUtils]: 24: Hoare triple {1103#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {1132#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:10,442 INFO L273 TraceCheckUtils]: 25: Hoare triple {1132#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume true; {1132#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:10,455 INFO L273 TraceCheckUtils]: 26: Hoare triple {1132#(and (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1139#(and (= (concat ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) |main_#t~mem4|) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:10,468 INFO L256 TraceCheckUtils]: 27: Hoare triple {1139#(and (= (concat ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))) |main_#t~mem4|) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {1143#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-18 21:10:10,488 INFO L273 TraceCheckUtils]: 28: Hoare triple {1143#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {1147#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-18 21:10:10,498 INFO L273 TraceCheckUtils]: 29: Hoare triple {1147#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {1051#false} is VALID [2018-11-18 21:10:10,498 INFO L273 TraceCheckUtils]: 30: Hoare triple {1051#false} assume !false; {1051#false} is VALID [2018-11-18 21:10:10,504 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 21:10:10,505 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 21:10:12,890 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-18 21:10:14,723 WARN L180 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-18 21:10:15,335 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:10:15,349 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:10:15,361 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 127 [2018-11-18 21:10:17,669 WARN L180 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 61 DAG size of output: 38 [2018-11-18 21:10:17,762 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:10:17,763 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:10:17,854 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:10:17,855 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:10:18,319 INFO L303 Elim1Store]: Index analysis took 602 ms [2018-11-18 21:10:18,726 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 82 treesize of output 144 [2018-11-18 21:10:18,729 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 21:10:19,244 INFO L477 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 72 treesize of output 64 [2018-11-18 21:10:19,320 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:10:19,321 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:10:19,371 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:10:19,372 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:10:19,633 INFO L303 Elim1Store]: Index analysis took 348 ms [2018-11-18 21:10:19,997 INFO L477 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 132 [2018-11-18 21:10:20,034 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-11-18 21:10:21,003 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-18 21:10:21,319 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 21:10:21,630 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 21:10:21,630 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:100, output treesize:38 [2018-11-18 21:10:23,672 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-18 21:10:24,977 WARN L180 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-18 21:10:26,548 WARN L180 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-18 21:10:26,816 INFO L273 TraceCheckUtils]: 30: Hoare triple {1051#false} assume !false; {1051#false} is VALID [2018-11-18 21:10:26,816 INFO L273 TraceCheckUtils]: 29: Hoare triple {1157#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {1051#false} is VALID [2018-11-18 21:10:26,817 INFO L273 TraceCheckUtils]: 28: Hoare triple {1161#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {1157#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-18 21:10:26,817 INFO L256 TraceCheckUtils]: 27: Hoare triple {1165#(= (bvmul main_~i~0 main_~i~0) |main_#t~mem4|)} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {1161#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-18 21:10:26,818 INFO L273 TraceCheckUtils]: 26: Hoare triple {1169#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))) (bvmul main_~i~0 main_~i~0))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1165#(= (bvmul main_~i~0 main_~i~0) |main_#t~mem4|)} is VALID [2018-11-18 21:10:26,819 INFO L273 TraceCheckUtils]: 25: Hoare triple {1169#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))) (bvmul main_~i~0 main_~i~0))} assume true; {1169#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))) (bvmul main_~i~0 main_~i~0))} is VALID [2018-11-18 21:10:28,844 INFO L273 TraceCheckUtils]: 24: Hoare triple {1176#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {1169#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))) (bvmul main_~i~0 main_~i~0))} is UNKNOWN [2018-11-18 21:10:28,845 INFO L273 TraceCheckUtils]: 23: Hoare triple {1176#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} havoc #t~mem4; {1176#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} is VALID [2018-11-18 21:10:28,846 INFO L268 TraceCheckUtils]: 22: Hoare quadruple {1050#true} {1176#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} #62#return; {1176#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} is VALID [2018-11-18 21:10:28,846 INFO L273 TraceCheckUtils]: 21: Hoare triple {1050#true} assume true; {1050#true} is VALID [2018-11-18 21:10:28,847 INFO L273 TraceCheckUtils]: 20: Hoare triple {1050#true} assume !(0bv32 == ~cond); {1050#true} is VALID [2018-11-18 21:10:28,847 INFO L273 TraceCheckUtils]: 19: Hoare triple {1050#true} ~cond := #in~cond; {1050#true} is VALID [2018-11-18 21:10:28,847 INFO L256 TraceCheckUtils]: 18: Hoare triple {1176#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {1050#true} is VALID [2018-11-18 21:10:28,847 INFO L273 TraceCheckUtils]: 17: Hoare triple {1176#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1176#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} is VALID [2018-11-18 21:10:28,848 INFO L273 TraceCheckUtils]: 16: Hoare triple {1176#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} assume true; {1176#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} is VALID [2018-11-18 21:10:28,848 INFO L273 TraceCheckUtils]: 15: Hoare triple {1204#(= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} ~i~0 := ~sign_extendFrom32To64(0bv32); {1176#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} is VALID [2018-11-18 21:10:28,849 INFO L273 TraceCheckUtils]: 14: Hoare triple {1204#(= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {1204#(= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} is VALID [2018-11-18 21:10:28,849 INFO L273 TraceCheckUtils]: 13: Hoare triple {1204#(= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} assume true; {1204#(= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} is VALID [2018-11-18 21:10:28,849 INFO L273 TraceCheckUtils]: 12: Hoare triple {1204#(= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {1204#(= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} is VALID [2018-11-18 21:10:28,889 INFO L273 TraceCheckUtils]: 11: Hoare triple {1217#(and (= (concat ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) ((_ extract 31 0) (bvmul main_~i~0 main_~i~0))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1204#(= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))))} is VALID [2018-11-18 21:10:28,890 INFO L273 TraceCheckUtils]: 10: Hoare triple {1217#(and (= (concat ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) ((_ extract 31 0) (bvmul main_~i~0 main_~i~0))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))} assume true; {1217#(and (= (concat ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) ((_ extract 31 0) (bvmul main_~i~0 main_~i~0))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))} is VALID [2018-11-18 21:10:28,984 INFO L273 TraceCheckUtils]: 9: Hoare triple {1224#(and (= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))))) (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {1217#(and (= (concat ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) ((_ extract 31 0) (bvmul main_~i~0 main_~i~0))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))))))} is VALID [2018-11-18 21:10:28,985 INFO L273 TraceCheckUtils]: 8: Hoare triple {1224#(and (= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))))) (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1224#(and (= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))))) (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))} is VALID [2018-11-18 21:10:28,986 INFO L273 TraceCheckUtils]: 7: Hoare triple {1224#(and (= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))))) (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))} assume true; {1224#(and (= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))))) (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))} is VALID [2018-11-18 21:10:28,987 INFO L273 TraceCheckUtils]: 6: Hoare triple {1050#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {1224#(and (= (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64))) (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))))) (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv1 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))} is VALID [2018-11-18 21:10:28,987 INFO L273 TraceCheckUtils]: 5: Hoare triple {1050#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {1050#true} is VALID [2018-11-18 21:10:28,987 INFO L256 TraceCheckUtils]: 4: Hoare triple {1050#true} call #t~ret5 := main(); {1050#true} is VALID [2018-11-18 21:10:28,987 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1050#true} {1050#true} #58#return; {1050#true} is VALID [2018-11-18 21:10:28,987 INFO L273 TraceCheckUtils]: 2: Hoare triple {1050#true} assume true; {1050#true} is VALID [2018-11-18 21:10:28,988 INFO L273 TraceCheckUtils]: 1: Hoare triple {1050#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {1050#true} is VALID [2018-11-18 21:10:28,988 INFO L256 TraceCheckUtils]: 0: Hoare triple {1050#true} call ULTIMATE.init(); {1050#true} is VALID [2018-11-18 21:10:28,991 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 21:10:28,994 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 21:10:28,994 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 19 [2018-11-18 21:10:28,994 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 31 [2018-11-18 21:10:28,995 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-18 21:10:28,995 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states. [2018-11-18 21:10:31,928 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 54 inductive. 0 not inductive. 1 times theorem prover too weak to decide inductivity. [2018-11-18 21:10:31,928 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 21:10:31,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 21:10:31,929 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2018-11-18 21:10:31,929 INFO L87 Difference]: Start difference. First operand 34 states and 35 transitions. Second operand 19 states. [2018-11-18 21:10:35,262 WARN L180 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-11-18 21:10:40,727 WARN L180 SmtUtils]: Spent 563.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2018-11-18 21:10:51,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:10:51,721 INFO L93 Difference]: Finished difference Result 48 states and 49 transitions. [2018-11-18 21:10:51,721 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 21:10:51,721 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 31 [2018-11-18 21:10:51,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 21:10:51,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-11-18 21:10:51,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 46 transitions. [2018-11-18 21:10:51,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-11-18 21:10:51,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 46 transitions. [2018-11-18 21:10:51,726 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 46 transitions. [2018-11-18 21:10:52,748 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 21:10:52,749 INFO L225 Difference]: With dead ends: 48 [2018-11-18 21:10:52,750 INFO L226 Difference]: Without dead ends: 46 [2018-11-18 21:10:52,750 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 42 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 11.1s TimeCoverageRelationStatistics Valid=97, Invalid=503, Unknown=0, NotChecked=0, Total=600 [2018-11-18 21:10:52,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2018-11-18 21:10:52,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2018-11-18 21:10:52,850 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-18 21:10:52,850 INFO L82 GeneralOperation]: Start isEquivalent. First operand 46 states. Second operand 43 states. [2018-11-18 21:10:52,850 INFO L74 IsIncluded]: Start isIncluded. First operand 46 states. Second operand 43 states. [2018-11-18 21:10:52,850 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 43 states. [2018-11-18 21:10:52,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:10:52,853 INFO L93 Difference]: Finished difference Result 46 states and 47 transitions. [2018-11-18 21:10:52,854 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-11-18 21:10:52,854 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:10:52,854 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:10:52,854 INFO L74 IsIncluded]: Start isIncluded. First operand 43 states. Second operand 46 states. [2018-11-18 21:10:52,855 INFO L87 Difference]: Start difference. First operand 43 states. Second operand 46 states. [2018-11-18 21:10:52,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:10:52,857 INFO L93 Difference]: Finished difference Result 46 states and 47 transitions. [2018-11-18 21:10:52,857 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-11-18 21:10:52,858 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:10:52,858 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:10:52,858 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-18 21:10:52,858 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-18 21:10:52,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2018-11-18 21:10:52,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 44 transitions. [2018-11-18 21:10:52,861 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 44 transitions. Word has length 31 [2018-11-18 21:10:52,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 21:10:52,861 INFO L480 AbstractCegarLoop]: Abstraction has 43 states and 44 transitions. [2018-11-18 21:10:52,861 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 21:10:52,861 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2018-11-18 21:10:52,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-11-18 21:10:52,862 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 21:10:52,863 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 21:10:52,863 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 21:10:52,863 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 21:10:52,863 INFO L82 PathProgramCache]: Analyzing trace with hash 2004144943, now seen corresponding path program 2 times [2018-11-18 21:10:52,864 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 21:10:52,864 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 [2018-11-18 21:10:52,897 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-18 21:10:53,239 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-18 21:10:53,240 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 21:10:53,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 21:10:53,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 21:10:53,631 INFO L256 TraceCheckUtils]: 0: Hoare triple {1481#true} call ULTIMATE.init(); {1481#true} is VALID [2018-11-18 21:10:53,631 INFO L273 TraceCheckUtils]: 1: Hoare triple {1481#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {1481#true} is VALID [2018-11-18 21:10:53,632 INFO L273 TraceCheckUtils]: 2: Hoare triple {1481#true} assume true; {1481#true} is VALID [2018-11-18 21:10:53,632 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1481#true} {1481#true} #58#return; {1481#true} is VALID [2018-11-18 21:10:53,632 INFO L256 TraceCheckUtils]: 4: Hoare triple {1481#true} call #t~ret5 := main(); {1481#true} is VALID [2018-11-18 21:10:53,632 INFO L273 TraceCheckUtils]: 5: Hoare triple {1481#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {1481#true} is VALID [2018-11-18 21:10:53,633 INFO L273 TraceCheckUtils]: 6: Hoare triple {1481#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {1504#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,634 INFO L273 TraceCheckUtils]: 7: Hoare triple {1504#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {1504#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,635 INFO L273 TraceCheckUtils]: 8: Hoare triple {1504#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1504#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,635 INFO L273 TraceCheckUtils]: 9: Hoare triple {1504#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {1514#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:53,636 INFO L273 TraceCheckUtils]: 10: Hoare triple {1514#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume true; {1514#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:53,636 INFO L273 TraceCheckUtils]: 11: Hoare triple {1514#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1514#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:53,637 INFO L273 TraceCheckUtils]: 12: Hoare triple {1514#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {1524#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,638 INFO L273 TraceCheckUtils]: 13: Hoare triple {1524#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {1524#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,639 INFO L273 TraceCheckUtils]: 14: Hoare triple {1524#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,640 INFO L273 TraceCheckUtils]: 15: Hoare triple {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} ~i~0 := ~sign_extendFrom32To64(0bv32); {1535#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,640 INFO L273 TraceCheckUtils]: 16: Hoare triple {1535#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {1535#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,652 INFO L273 TraceCheckUtils]: 17: Hoare triple {1535#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1535#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,653 INFO L256 TraceCheckUtils]: 18: Hoare triple {1535#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,653 INFO L273 TraceCheckUtils]: 19: Hoare triple {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} ~cond := #in~cond; {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,654 INFO L273 TraceCheckUtils]: 20: Hoare triple {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !(0bv32 == ~cond); {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,654 INFO L273 TraceCheckUtils]: 21: Hoare triple {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,655 INFO L268 TraceCheckUtils]: 22: Hoare quadruple {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} {1535#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} #62#return; {1535#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,656 INFO L273 TraceCheckUtils]: 23: Hoare triple {1535#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} havoc #t~mem4; {1535#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,657 INFO L273 TraceCheckUtils]: 24: Hoare triple {1535#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {1563#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:53,658 INFO L273 TraceCheckUtils]: 25: Hoare triple {1563#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume true; {1563#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:53,659 INFO L273 TraceCheckUtils]: 26: Hoare triple {1563#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1563#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:53,660 INFO L256 TraceCheckUtils]: 27: Hoare triple {1563#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,668 INFO L273 TraceCheckUtils]: 28: Hoare triple {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} ~cond := #in~cond; {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,668 INFO L273 TraceCheckUtils]: 29: Hoare triple {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !(0bv32 == ~cond); {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,669 INFO L273 TraceCheckUtils]: 30: Hoare triple {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,670 INFO L268 TraceCheckUtils]: 31: Hoare quadruple {1531#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} {1563#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} #62#return; {1563#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:53,670 INFO L273 TraceCheckUtils]: 32: Hoare triple {1563#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} havoc #t~mem4; {1563#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:10:53,671 INFO L273 TraceCheckUtils]: 33: Hoare triple {1563#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {1591#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,672 INFO L273 TraceCheckUtils]: 34: Hoare triple {1591#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {1591#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:10:53,673 INFO L273 TraceCheckUtils]: 35: Hoare triple {1591#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1482#false} is VALID [2018-11-18 21:10:53,673 INFO L256 TraceCheckUtils]: 36: Hoare triple {1482#false} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {1482#false} is VALID [2018-11-18 21:10:53,674 INFO L273 TraceCheckUtils]: 37: Hoare triple {1482#false} ~cond := #in~cond; {1482#false} is VALID [2018-11-18 21:10:53,674 INFO L273 TraceCheckUtils]: 38: Hoare triple {1482#false} assume 0bv32 == ~cond; {1482#false} is VALID [2018-11-18 21:10:53,674 INFO L273 TraceCheckUtils]: 39: Hoare triple {1482#false} assume !false; {1482#false} is VALID [2018-11-18 21:10:53,679 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 21:10:53,679 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 21:10:54,267 INFO L273 TraceCheckUtils]: 39: Hoare triple {1482#false} assume !false; {1482#false} is VALID [2018-11-18 21:10:54,267 INFO L273 TraceCheckUtils]: 38: Hoare triple {1482#false} assume 0bv32 == ~cond; {1482#false} is VALID [2018-11-18 21:10:54,267 INFO L273 TraceCheckUtils]: 37: Hoare triple {1482#false} ~cond := #in~cond; {1482#false} is VALID [2018-11-18 21:10:54,268 INFO L256 TraceCheckUtils]: 36: Hoare triple {1482#false} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {1482#false} is VALID [2018-11-18 21:10:54,268 INFO L273 TraceCheckUtils]: 35: Hoare triple {1622#(not (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1482#false} is VALID [2018-11-18 21:10:54,269 INFO L273 TraceCheckUtils]: 34: Hoare triple {1622#(not (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} assume true; {1622#(not (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,313 INFO L273 TraceCheckUtils]: 33: Hoare triple {1629#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {1622#(not (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,314 INFO L273 TraceCheckUtils]: 32: Hoare triple {1629#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} havoc #t~mem4; {1629#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,314 INFO L268 TraceCheckUtils]: 31: Hoare quadruple {1481#true} {1629#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} #62#return; {1629#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,315 INFO L273 TraceCheckUtils]: 30: Hoare triple {1481#true} assume true; {1481#true} is VALID [2018-11-18 21:10:54,315 INFO L273 TraceCheckUtils]: 29: Hoare triple {1481#true} assume !(0bv32 == ~cond); {1481#true} is VALID [2018-11-18 21:10:54,315 INFO L273 TraceCheckUtils]: 28: Hoare triple {1481#true} ~cond := #in~cond; {1481#true} is VALID [2018-11-18 21:10:54,315 INFO L256 TraceCheckUtils]: 27: Hoare triple {1629#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {1481#true} is VALID [2018-11-18 21:10:54,316 INFO L273 TraceCheckUtils]: 26: Hoare triple {1629#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1629#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,316 INFO L273 TraceCheckUtils]: 25: Hoare triple {1629#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} assume true; {1629#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,408 INFO L273 TraceCheckUtils]: 24: Hoare triple {1657#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {1629#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,409 INFO L273 TraceCheckUtils]: 23: Hoare triple {1657#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} havoc #t~mem4; {1657#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,409 INFO L268 TraceCheckUtils]: 22: Hoare quadruple {1481#true} {1657#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} #62#return; {1657#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,409 INFO L273 TraceCheckUtils]: 21: Hoare triple {1481#true} assume true; {1481#true} is VALID [2018-11-18 21:10:54,410 INFO L273 TraceCheckUtils]: 20: Hoare triple {1481#true} assume !(0bv32 == ~cond); {1481#true} is VALID [2018-11-18 21:10:54,410 INFO L273 TraceCheckUtils]: 19: Hoare triple {1481#true} ~cond := #in~cond; {1481#true} is VALID [2018-11-18 21:10:54,410 INFO L256 TraceCheckUtils]: 18: Hoare triple {1657#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {1481#true} is VALID [2018-11-18 21:10:54,410 INFO L273 TraceCheckUtils]: 17: Hoare triple {1657#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1657#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,411 INFO L273 TraceCheckUtils]: 16: Hoare triple {1657#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} assume true; {1657#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,411 INFO L273 TraceCheckUtils]: 15: Hoare triple {1685#(not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} ~i~0 := ~sign_extendFrom32To64(0bv32); {1657#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,411 INFO L273 TraceCheckUtils]: 14: Hoare triple {1689#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {1685#(not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,412 INFO L273 TraceCheckUtils]: 13: Hoare triple {1689#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} assume true; {1689#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,416 INFO L273 TraceCheckUtils]: 12: Hoare triple {1696#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {1689#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,417 INFO L273 TraceCheckUtils]: 11: Hoare triple {1696#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1696#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,417 INFO L273 TraceCheckUtils]: 10: Hoare triple {1696#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} assume true; {1696#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,479 INFO L273 TraceCheckUtils]: 9: Hoare triple {1706#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {1696#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,480 INFO L273 TraceCheckUtils]: 8: Hoare triple {1706#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {1706#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,480 INFO L273 TraceCheckUtils]: 7: Hoare triple {1706#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} assume true; {1706#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,481 INFO L273 TraceCheckUtils]: 6: Hoare triple {1481#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {1706#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:10:54,481 INFO L273 TraceCheckUtils]: 5: Hoare triple {1481#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {1481#true} is VALID [2018-11-18 21:10:54,482 INFO L256 TraceCheckUtils]: 4: Hoare triple {1481#true} call #t~ret5 := main(); {1481#true} is VALID [2018-11-18 21:10:54,482 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1481#true} {1481#true} #58#return; {1481#true} is VALID [2018-11-18 21:10:54,482 INFO L273 TraceCheckUtils]: 2: Hoare triple {1481#true} assume true; {1481#true} is VALID [2018-11-18 21:10:54,482 INFO L273 TraceCheckUtils]: 1: Hoare triple {1481#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {1481#true} is VALID [2018-11-18 21:10:54,482 INFO L256 TraceCheckUtils]: 0: Hoare triple {1481#true} call ULTIMATE.init(); {1481#true} is VALID [2018-11-18 21:10:54,486 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 21:10:54,493 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 21:10:54,493 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2018-11-18 21:10:54,494 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 40 [2018-11-18 21:10:54,494 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-18 21:10:54,494 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states. [2018-11-18 21:10:55,233 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 21:10:55,233 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 21:10:55,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 21:10:55,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2018-11-18 21:10:55,234 INFO L87 Difference]: Start difference. First operand 43 states and 44 transitions. Second operand 16 states. [2018-11-18 21:10:57,304 WARN L180 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 15 [2018-11-18 21:11:03,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:11:03,665 INFO L93 Difference]: Finished difference Result 83 states and 85 transitions. [2018-11-18 21:11:03,666 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 21:11:03,666 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 40 [2018-11-18 21:11:03,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 21:11:03,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-11-18 21:11:03,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 76 transitions. [2018-11-18 21:11:03,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-11-18 21:11:03,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 76 transitions. [2018-11-18 21:11:03,674 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 76 transitions. [2018-11-18 21:11:04,561 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 21:11:04,562 INFO L225 Difference]: With dead ends: 83 [2018-11-18 21:11:04,562 INFO L226 Difference]: Without dead ends: 51 [2018-11-18 21:11:04,563 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2018-11-18 21:11:04,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2018-11-18 21:11:04,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 46. [2018-11-18 21:11:04,848 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-18 21:11:04,849 INFO L82 GeneralOperation]: Start isEquivalent. First operand 51 states. Second operand 46 states. [2018-11-18 21:11:04,849 INFO L74 IsIncluded]: Start isIncluded. First operand 51 states. Second operand 46 states. [2018-11-18 21:11:04,849 INFO L87 Difference]: Start difference. First operand 51 states. Second operand 46 states. [2018-11-18 21:11:04,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:11:04,851 INFO L93 Difference]: Finished difference Result 51 states and 52 transitions. [2018-11-18 21:11:04,852 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-11-18 21:11:04,852 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:11:04,852 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:11:04,853 INFO L74 IsIncluded]: Start isIncluded. First operand 46 states. Second operand 51 states. [2018-11-18 21:11:04,854 INFO L87 Difference]: Start difference. First operand 46 states. Second operand 51 states. [2018-11-18 21:11:04,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:11:04,858 INFO L93 Difference]: Finished difference Result 51 states and 52 transitions. [2018-11-18 21:11:04,859 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2018-11-18 21:11:04,859 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:11:04,859 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:11:04,859 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-18 21:11:04,860 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-18 21:11:04,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-11-18 21:11:04,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 47 transitions. [2018-11-18 21:11:04,862 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 47 transitions. Word has length 40 [2018-11-18 21:11:04,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 21:11:04,862 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 47 transitions. [2018-11-18 21:11:04,862 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 21:11:04,865 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2018-11-18 21:11:04,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-11-18 21:11:04,866 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 21:11:04,866 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 21:11:04,866 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 21:11:04,867 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 21:11:04,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1179122021, now seen corresponding path program 3 times [2018-11-18 21:11:04,867 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 21:11:04,867 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 [2018-11-18 21:11:04,895 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-18 21:11:07,443 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-11-18 21:11:07,443 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 21:11:07,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 21:11:07,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 21:11:07,796 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:11:07,796 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:11:07,797 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 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 97 [2018-11-18 21:11:07,810 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:11:07,813 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:11:07,815 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 100 [2018-11-18 21:11:07,817 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 21:11:07,829 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:11:07,845 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:11:07,845 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 1 variables, input treesize:61, output treesize:53 [2018-11-18 21:11:08,450 INFO L477 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 68 treesize of output 60 [2018-11-18 21:11:08,520 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:11:08,523 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:11:08,523 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:11:08,524 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:11:08,525 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:11:08,526 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 107 [2018-11-18 21:11:08,527 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 21:11:08,538 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:11:08,546 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 21:11:08,546 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:74, output treesize:30 [2018-11-18 21:11:08,555 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-18 21:11:08,636 INFO L256 TraceCheckUtils]: 0: Hoare triple {2016#true} call ULTIMATE.init(); {2016#true} is VALID [2018-11-18 21:11:08,637 INFO L273 TraceCheckUtils]: 1: Hoare triple {2016#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {2016#true} is VALID [2018-11-18 21:11:08,637 INFO L273 TraceCheckUtils]: 2: Hoare triple {2016#true} assume true; {2016#true} is VALID [2018-11-18 21:11:08,638 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2016#true} {2016#true} #58#return; {2016#true} is VALID [2018-11-18 21:11:08,638 INFO L256 TraceCheckUtils]: 4: Hoare triple {2016#true} call #t~ret5 := main(); {2016#true} is VALID [2018-11-18 21:11:08,638 INFO L273 TraceCheckUtils]: 5: Hoare triple {2016#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {2016#true} is VALID [2018-11-18 21:11:08,641 INFO L273 TraceCheckUtils]: 6: Hoare triple {2016#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {2039#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:11:08,642 INFO L273 TraceCheckUtils]: 7: Hoare triple {2039#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} assume true; {2039#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:11:08,643 INFO L273 TraceCheckUtils]: 8: Hoare triple {2039#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2039#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:11:08,644 INFO L273 TraceCheckUtils]: 9: Hoare triple {2039#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {2049#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:11:08,644 INFO L273 TraceCheckUtils]: 10: Hoare triple {2049#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume true; {2049#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:11:08,645 INFO L273 TraceCheckUtils]: 11: Hoare triple {2049#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2049#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:11:08,646 INFO L273 TraceCheckUtils]: 12: Hoare triple {2049#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {2059#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:11:08,646 INFO L273 TraceCheckUtils]: 13: Hoare triple {2059#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} assume true; {2059#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-18 21:11:08,649 INFO L273 TraceCheckUtils]: 14: Hoare triple {2059#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2066#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,650 INFO L273 TraceCheckUtils]: 15: Hoare triple {2066#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {2066#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,652 INFO L273 TraceCheckUtils]: 16: Hoare triple {2066#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} assume true; {2066#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,653 INFO L273 TraceCheckUtils]: 17: Hoare triple {2066#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {2066#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,654 INFO L273 TraceCheckUtils]: 18: Hoare triple {2066#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} ~i~0 := ~sign_extendFrom32To64(0bv32); {2079#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,655 INFO L273 TraceCheckUtils]: 19: Hoare triple {2079#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} assume true; {2079#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,656 INFO L273 TraceCheckUtils]: 20: Hoare triple {2079#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2079#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,659 INFO L256 TraceCheckUtils]: 21: Hoare triple {2079#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} is VALID [2018-11-18 21:11:08,660 INFO L273 TraceCheckUtils]: 22: Hoare triple {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} ~cond := #in~cond; {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} is VALID [2018-11-18 21:11:08,661 INFO L273 TraceCheckUtils]: 23: Hoare triple {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} assume !(0bv32 == ~cond); {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} is VALID [2018-11-18 21:11:08,662 INFO L273 TraceCheckUtils]: 24: Hoare triple {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} assume true; {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} is VALID [2018-11-18 21:11:08,662 INFO L268 TraceCheckUtils]: 25: Hoare quadruple {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} {2079#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} #62#return; {2079#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,663 INFO L273 TraceCheckUtils]: 26: Hoare triple {2079#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} havoc #t~mem4; {2079#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,664 INFO L273 TraceCheckUtils]: 27: Hoare triple {2079#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {2108#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,665 INFO L273 TraceCheckUtils]: 28: Hoare triple {2108#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} assume true; {2108#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,666 INFO L273 TraceCheckUtils]: 29: Hoare triple {2108#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2108#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,669 INFO L256 TraceCheckUtils]: 30: Hoare triple {2108#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} is VALID [2018-11-18 21:11:08,670 INFO L273 TraceCheckUtils]: 31: Hoare triple {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} ~cond := #in~cond; {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} is VALID [2018-11-18 21:11:08,670 INFO L273 TraceCheckUtils]: 32: Hoare triple {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} assume !(0bv32 == ~cond); {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} is VALID [2018-11-18 21:11:08,671 INFO L273 TraceCheckUtils]: 33: Hoare triple {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} assume true; {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} is VALID [2018-11-18 21:11:08,672 INFO L268 TraceCheckUtils]: 34: Hoare quadruple {2089#(exists ((|v_main_~#a~0.base_BEFORE_CALL_3| (_ BitVec 32))) (and (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (select (select |#memory_int| |v_main_~#a~0.base_BEFORE_CALL_3|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))))} {2108#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} #62#return; {2108#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,673 INFO L273 TraceCheckUtils]: 35: Hoare triple {2108#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} havoc #t~mem4; {2108#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,674 INFO L273 TraceCheckUtils]: 36: Hoare triple {2108#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {2136#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,676 INFO L273 TraceCheckUtils]: 37: Hoare triple {2136#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} assume true; {2136#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:08,678 INFO L273 TraceCheckUtils]: 38: Hoare triple {2136#(and (= ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (= |main_~#a~0.offset| (_ bv0 32)) (= (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2143#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (= (concat ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) |main_#t~mem4|))} is VALID [2018-11-18 21:11:08,680 INFO L256 TraceCheckUtils]: 39: Hoare triple {2143#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (= (concat ((_ extract 63 32) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) ((_ extract 31 0) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) |main_#t~mem4|))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2147#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-18 21:11:08,681 INFO L273 TraceCheckUtils]: 40: Hoare triple {2147#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {2151#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-18 21:11:08,681 INFO L273 TraceCheckUtils]: 41: Hoare triple {2151#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {2017#false} is VALID [2018-11-18 21:11:08,681 INFO L273 TraceCheckUtils]: 42: Hoare triple {2017#false} assume !false; {2017#false} is VALID [2018-11-18 21:11:08,690 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 21:11:08,691 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 21:11:09,800 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 4 [2018-11-18 21:11:11,034 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 16 [2018-11-18 21:11:12,849 WARN L180 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-18 21:11:15,450 WARN L180 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-18 21:11:16,550 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:11:16,580 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 21:11:16,594 INFO L303 Elim1Store]: Index analysis took 107 ms [2018-11-18 21:11:16,594 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 125 [2018-11-18 21:11:20,689 WARN L180 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 60 DAG size of output: 35 [2018-11-18 21:11:20,726 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:11:20,727 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:11:20,818 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:11:20,820 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:11:21,045 INFO L303 Elim1Store]: Index analysis took 354 ms [2018-11-18 21:11:21,448 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 70 treesize of output 140 [2018-11-18 21:11:21,453 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 21:11:22,007 INFO L477 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 72 treesize of output 64 [2018-11-18 21:11:22,122 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:11:22,127 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:11:22,128 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:11:22,131 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 21:11:22,614 INFO L303 Elim1Store]: Index analysis took 555 ms [2018-11-18 21:11:22,984 INFO L477 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 132 [2018-11-18 21:11:23,023 INFO L267 ElimStorePlain]: Start of recursive call 5: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 4 xjuncts. [2018-11-18 21:11:24,291 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2018-11-18 21:11:24,563 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 21:11:24,994 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 2 xjuncts. [2018-11-18 21:11:24,994 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:98, output treesize:38 [2018-11-18 21:11:27,016 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-18 21:11:28,472 WARN L180 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-18 21:11:30,470 WARN L180 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 20 [2018-11-18 21:11:32,178 WARN L180 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-18 21:11:32,444 INFO L273 TraceCheckUtils]: 42: Hoare triple {2017#false} assume !false; {2017#false} is VALID [2018-11-18 21:11:32,446 INFO L273 TraceCheckUtils]: 41: Hoare triple {2161#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {2017#false} is VALID [2018-11-18 21:11:32,446 INFO L273 TraceCheckUtils]: 40: Hoare triple {2165#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {2161#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-18 21:11:32,447 INFO L256 TraceCheckUtils]: 39: Hoare triple {2169#(= (bvmul main_~i~0 main_~i~0) |main_#t~mem4|)} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2165#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-18 21:11:32,447 INFO L273 TraceCheckUtils]: 38: Hoare triple {2173#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))) (bvmul main_~i~0 main_~i~0))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2169#(= (bvmul main_~i~0 main_~i~0) |main_#t~mem4|)} is VALID [2018-11-18 21:11:32,449 INFO L273 TraceCheckUtils]: 37: Hoare triple {2173#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))) (bvmul main_~i~0 main_~i~0))} assume true; {2173#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))) (bvmul main_~i~0 main_~i~0))} is VALID [2018-11-18 21:11:34,478 INFO L273 TraceCheckUtils]: 36: Hoare triple {2180#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {2173#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0))))) (bvmul main_~i~0 main_~i~0))} is UNKNOWN [2018-11-18 21:11:34,479 INFO L273 TraceCheckUtils]: 35: Hoare triple {2180#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} havoc #t~mem4; {2180#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} is VALID [2018-11-18 21:11:34,480 INFO L268 TraceCheckUtils]: 34: Hoare quadruple {2016#true} {2180#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} #62#return; {2180#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} is VALID [2018-11-18 21:11:34,480 INFO L273 TraceCheckUtils]: 33: Hoare triple {2016#true} assume true; {2016#true} is VALID [2018-11-18 21:11:34,480 INFO L273 TraceCheckUtils]: 32: Hoare triple {2016#true} assume !(0bv32 == ~cond); {2016#true} is VALID [2018-11-18 21:11:34,480 INFO L273 TraceCheckUtils]: 31: Hoare triple {2016#true} ~cond := #in~cond; {2016#true} is VALID [2018-11-18 21:11:34,481 INFO L256 TraceCheckUtils]: 30: Hoare triple {2180#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2016#true} is VALID [2018-11-18 21:11:34,481 INFO L273 TraceCheckUtils]: 29: Hoare triple {2180#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2180#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} is VALID [2018-11-18 21:11:34,482 INFO L273 TraceCheckUtils]: 28: Hoare triple {2180#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} assume true; {2180#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} is VALID [2018-11-18 21:11:36,508 INFO L273 TraceCheckUtils]: 27: Hoare triple {2208#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64))))))) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {2180#(= (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))) (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))))} is UNKNOWN [2018-11-18 21:11:36,509 INFO L273 TraceCheckUtils]: 26: Hoare triple {2208#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64))))))) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))} havoc #t~mem4; {2208#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64))))))) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))} is VALID [2018-11-18 21:11:36,509 INFO L268 TraceCheckUtils]: 25: Hoare quadruple {2016#true} {2208#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64))))))) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))} #62#return; {2208#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64))))))) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))} is VALID [2018-11-18 21:11:36,510 INFO L273 TraceCheckUtils]: 24: Hoare triple {2016#true} assume true; {2016#true} is VALID [2018-11-18 21:11:36,510 INFO L273 TraceCheckUtils]: 23: Hoare triple {2016#true} assume !(0bv32 == ~cond); {2016#true} is VALID [2018-11-18 21:11:36,510 INFO L273 TraceCheckUtils]: 22: Hoare triple {2016#true} ~cond := #in~cond; {2016#true} is VALID [2018-11-18 21:11:36,510 INFO L256 TraceCheckUtils]: 21: Hoare triple {2208#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64))))))) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2016#true} is VALID [2018-11-18 21:11:36,529 INFO L273 TraceCheckUtils]: 20: Hoare triple {2208#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64))))))) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2208#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64))))))) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))} is VALID [2018-11-18 21:11:36,544 INFO L273 TraceCheckUtils]: 19: Hoare triple {2208#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64))))))) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))} assume true; {2208#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64))))))) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))} is VALID [2018-11-18 21:11:36,558 INFO L273 TraceCheckUtils]: 18: Hoare triple {2236#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))} ~i~0 := ~sign_extendFrom32To64(0bv32); {2208#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64))))))) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))} is VALID [2018-11-18 21:11:36,562 INFO L273 TraceCheckUtils]: 17: Hoare triple {2236#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {2236#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))} is VALID [2018-11-18 21:11:36,562 INFO L273 TraceCheckUtils]: 16: Hoare triple {2236#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))} assume true; {2236#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))} is VALID [2018-11-18 21:11:36,563 INFO L273 TraceCheckUtils]: 15: Hoare triple {2236#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {2236#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))} is VALID [2018-11-18 21:11:36,602 INFO L273 TraceCheckUtils]: 14: Hoare triple {2249#(and (= (concat ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) ((_ extract 31 0) (bvmul main_~i~0 main_~i~0))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2236#(= (concat (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset| (_ bv4 32))) (select (select |#memory_int| |main_~#a~0.base|) (bvadd (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) |main_~#a~0.offset|))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))} is VALID [2018-11-18 21:11:36,603 INFO L273 TraceCheckUtils]: 13: Hoare triple {2249#(and (= (concat ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) ((_ extract 31 0) (bvmul main_~i~0 main_~i~0))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} assume true; {2249#(and (= (concat ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) ((_ extract 31 0) (bvmul main_~i~0 main_~i~0))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:36,812 INFO L273 TraceCheckUtils]: 12: Hoare triple {2256#(and (= (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {2249#(and (= (concat ((_ extract 63 32) (bvmul main_~i~0 main_~i~0)) ((_ extract 31 0) (bvmul main_~i~0 main_~i~0))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) main_~i~0)) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))))} is VALID [2018-11-18 21:11:36,813 INFO L273 TraceCheckUtils]: 11: Hoare triple {2256#(and (= (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2256#(and (= (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))} is VALID [2018-11-18 21:11:36,814 INFO L273 TraceCheckUtils]: 10: Hoare triple {2256#(and (= (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))} assume true; {2256#(and (= (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))} is VALID [2018-11-18 21:11:36,908 INFO L273 TraceCheckUtils]: 9: Hoare triple {2266#(and (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {2256#(and (= (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv1 64)) (bvadd main_~i~0 (_ bv1 64))))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv1 64))))))} is VALID [2018-11-18 21:11:36,909 INFO L273 TraceCheckUtils]: 8: Hoare triple {2266#(and (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2266#(and (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))} is VALID [2018-11-18 21:11:36,909 INFO L273 TraceCheckUtils]: 7: Hoare triple {2266#(and (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))} assume true; {2266#(and (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))} is VALID [2018-11-18 21:11:36,910 INFO L273 TraceCheckUtils]: 6: Hoare triple {2016#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {2266#(and (= (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd main_~i~0 (_ bv2 64)))) (bvmul (_ bv8 32) ((_ extract 31 0) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64))))) (= (concat ((_ extract 63 32) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64)))) ((_ extract 31 0) (bvmul (bvadd main_~i~0 (_ bv2 64)) (bvadd main_~i~0 (_ bv2 64))))) (bvmul (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)) (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv2 64)))))} is VALID [2018-11-18 21:11:36,910 INFO L273 TraceCheckUtils]: 5: Hoare triple {2016#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {2016#true} is VALID [2018-11-18 21:11:36,910 INFO L256 TraceCheckUtils]: 4: Hoare triple {2016#true} call #t~ret5 := main(); {2016#true} is VALID [2018-11-18 21:11:36,911 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2016#true} {2016#true} #58#return; {2016#true} is VALID [2018-11-18 21:11:36,911 INFO L273 TraceCheckUtils]: 2: Hoare triple {2016#true} assume true; {2016#true} is VALID [2018-11-18 21:11:36,911 INFO L273 TraceCheckUtils]: 1: Hoare triple {2016#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {2016#true} is VALID [2018-11-18 21:11:36,911 INFO L256 TraceCheckUtils]: 0: Hoare triple {2016#true} call ULTIMATE.init(); {2016#true} is VALID [2018-11-18 21:11:36,918 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 21:11:36,926 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 21:11:36,926 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 23 [2018-11-18 21:11:36,927 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 43 [2018-11-18 21:11:36,927 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-18 21:11:36,927 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 23 states. [2018-11-18 21:11:42,584 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 73 edges. 71 inductive. 0 not inductive. 2 times theorem prover too weak to decide inductivity. [2018-11-18 21:11:42,584 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-11-18 21:11:42,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-11-18 21:11:42,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=436, Unknown=0, NotChecked=0, Total=506 [2018-11-18 21:11:42,585 INFO L87 Difference]: Start difference. First operand 46 states and 47 transitions. Second operand 23 states. [2018-11-18 21:11:47,380 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2018-11-18 21:11:49,042 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-11-18 21:11:56,049 WARN L180 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2018-11-18 21:12:16,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:12:16,044 INFO L93 Difference]: Finished difference Result 60 states and 61 transitions. [2018-11-18 21:12:16,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-18 21:12:16,045 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 43 [2018-11-18 21:12:16,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 21:12:16,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-11-18 21:12:16,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 55 transitions. [2018-11-18 21:12:16,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-11-18 21:12:16,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 55 transitions. [2018-11-18 21:12:16,051 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states and 55 transitions. [2018-11-18 21:12:17,303 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 21:12:17,304 INFO L225 Difference]: With dead ends: 60 [2018-11-18 21:12:17,304 INFO L226 Difference]: Without dead ends: 58 [2018-11-18 21:12:17,305 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 60 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 17.2s TimeCoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2018-11-18 21:12:17,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-11-18 21:12:17,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 55. [2018-11-18 21:12:17,441 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-18 21:12:17,442 INFO L82 GeneralOperation]: Start isEquivalent. First operand 58 states. Second operand 55 states. [2018-11-18 21:12:17,442 INFO L74 IsIncluded]: Start isIncluded. First operand 58 states. Second operand 55 states. [2018-11-18 21:12:17,442 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 55 states. [2018-11-18 21:12:17,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:12:17,445 INFO L93 Difference]: Finished difference Result 58 states and 59 transitions. [2018-11-18 21:12:17,445 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-11-18 21:12:17,446 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:12:17,446 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:12:17,446 INFO L74 IsIncluded]: Start isIncluded. First operand 55 states. Second operand 58 states. [2018-11-18 21:12:17,446 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 58 states. [2018-11-18 21:12:17,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 21:12:17,448 INFO L93 Difference]: Finished difference Result 58 states and 59 transitions. [2018-11-18 21:12:17,449 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2018-11-18 21:12:17,449 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 21:12:17,449 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-18 21:12:17,449 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-18 21:12:17,449 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-18 21:12:17,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2018-11-18 21:12:17,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 56 transitions. [2018-11-18 21:12:17,451 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 56 transitions. Word has length 43 [2018-11-18 21:12:17,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 21:12:17,452 INFO L480 AbstractCegarLoop]: Abstraction has 55 states and 56 transitions. [2018-11-18 21:12:17,452 INFO L481 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-11-18 21:12:17,452 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 56 transitions. [2018-11-18 21:12:17,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-18 21:12:17,453 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 21:12:17,453 INFO L375 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 21:12:17,454 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 21:12:17,454 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 21:12:17,454 INFO L82 PathProgramCache]: Analyzing trace with hash 1494896253, now seen corresponding path program 4 times [2018-11-18 21:12:17,454 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 21:12:17,455 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 [2018-11-18 21:12:17,483 INFO L101 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-18 21:12:17,807 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-18 21:12:17,807 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 21:12:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 21:12:17,970 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 21:12:18,252 INFO L256 TraceCheckUtils]: 0: Hoare triple {2581#true} call ULTIMATE.init(); {2581#true} is VALID [2018-11-18 21:12:18,252 INFO L273 TraceCheckUtils]: 1: Hoare triple {2581#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {2581#true} is VALID [2018-11-18 21:12:18,252 INFO L273 TraceCheckUtils]: 2: Hoare triple {2581#true} assume true; {2581#true} is VALID [2018-11-18 21:12:18,253 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2581#true} {2581#true} #58#return; {2581#true} is VALID [2018-11-18 21:12:18,253 INFO L256 TraceCheckUtils]: 4: Hoare triple {2581#true} call #t~ret5 := main(); {2581#true} is VALID [2018-11-18 21:12:18,253 INFO L273 TraceCheckUtils]: 5: Hoare triple {2581#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {2581#true} is VALID [2018-11-18 21:12:18,254 INFO L273 TraceCheckUtils]: 6: Hoare triple {2581#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {2604#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,254 INFO L273 TraceCheckUtils]: 7: Hoare triple {2604#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {2604#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,255 INFO L273 TraceCheckUtils]: 8: Hoare triple {2604#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2604#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,255 INFO L273 TraceCheckUtils]: 9: Hoare triple {2604#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {2614#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:12:18,256 INFO L273 TraceCheckUtils]: 10: Hoare triple {2614#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume true; {2614#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:12:18,256 INFO L273 TraceCheckUtils]: 11: Hoare triple {2614#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2614#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:12:18,257 INFO L273 TraceCheckUtils]: 12: Hoare triple {2614#(and (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {2624#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,258 INFO L273 TraceCheckUtils]: 13: Hoare triple {2624#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {2624#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,259 INFO L273 TraceCheckUtils]: 14: Hoare triple {2624#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2624#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,260 INFO L273 TraceCheckUtils]: 15: Hoare triple {2624#(and (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {2634#(and (= (bvadd main_~i~0 (_ bv18446744073709551613 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,260 INFO L273 TraceCheckUtils]: 16: Hoare triple {2634#(and (= (bvadd main_~i~0 (_ bv18446744073709551613 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {2634#(and (= (bvadd main_~i~0 (_ bv18446744073709551613 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,262 INFO L273 TraceCheckUtils]: 17: Hoare triple {2634#(and (= (bvadd main_~i~0 (_ bv18446744073709551613 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,263 INFO L273 TraceCheckUtils]: 18: Hoare triple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} ~i~0 := ~sign_extendFrom32To64(0bv32); {2645#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,263 INFO L273 TraceCheckUtils]: 19: Hoare triple {2645#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {2645#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,264 INFO L273 TraceCheckUtils]: 20: Hoare triple {2645#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2645#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,266 INFO L256 TraceCheckUtils]: 21: Hoare triple {2645#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,267 INFO L273 TraceCheckUtils]: 22: Hoare triple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} ~cond := #in~cond; {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,268 INFO L273 TraceCheckUtils]: 23: Hoare triple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !(0bv32 == ~cond); {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,268 INFO L273 TraceCheckUtils]: 24: Hoare triple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,269 INFO L268 TraceCheckUtils]: 25: Hoare quadruple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} {2645#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} #62#return; {2645#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,270 INFO L273 TraceCheckUtils]: 26: Hoare triple {2645#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} havoc #t~mem4; {2645#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,272 INFO L273 TraceCheckUtils]: 27: Hoare triple {2645#(and (= main_~i~0 ((_ sign_extend 32) (_ bv0 32))) (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {2673#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:12:18,273 INFO L273 TraceCheckUtils]: 28: Hoare triple {2673#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume true; {2673#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:12:18,279 INFO L273 TraceCheckUtils]: 29: Hoare triple {2673#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2673#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:12:18,281 INFO L256 TraceCheckUtils]: 30: Hoare triple {2673#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,281 INFO L273 TraceCheckUtils]: 31: Hoare triple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} ~cond := #in~cond; {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,283 INFO L273 TraceCheckUtils]: 32: Hoare triple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !(0bv32 == ~cond); {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,283 INFO L273 TraceCheckUtils]: 33: Hoare triple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,289 INFO L268 TraceCheckUtils]: 34: Hoare quadruple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} {2673#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} #62#return; {2673#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:12:18,289 INFO L273 TraceCheckUtils]: 35: Hoare triple {2673#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} havoc #t~mem4; {2673#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-18 21:12:18,292 INFO L273 TraceCheckUtils]: 36: Hoare triple {2673#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)) (= (bvadd main_~i~0 (_ bv18446744073709551615 64)) ((_ sign_extend 32) (_ bv0 32))))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {2701#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,295 INFO L273 TraceCheckUtils]: 37: Hoare triple {2701#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {2701#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,296 INFO L273 TraceCheckUtils]: 38: Hoare triple {2701#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2701#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,297 INFO L256 TraceCheckUtils]: 39: Hoare triple {2701#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,297 INFO L273 TraceCheckUtils]: 40: Hoare triple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} ~cond := #in~cond; {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,303 INFO L273 TraceCheckUtils]: 41: Hoare triple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !(0bv32 == ~cond); {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,305 INFO L273 TraceCheckUtils]: 42: Hoare triple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,308 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {2641#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvsgt ~SIZE~0 (_ bv1 32)))} {2701#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} #62#return; {2701#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,308 INFO L273 TraceCheckUtils]: 44: Hoare triple {2701#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} havoc #t~mem4; {2701#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,310 INFO L273 TraceCheckUtils]: 45: Hoare triple {2701#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551614 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {2729#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551613 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,310 INFO L273 TraceCheckUtils]: 46: Hoare triple {2729#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551613 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume true; {2729#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551613 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} is VALID [2018-11-18 21:12:18,312 INFO L273 TraceCheckUtils]: 47: Hoare triple {2729#(and (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (= (bvadd main_~i~0 (_ bv18446744073709551613 64)) ((_ sign_extend 32) (_ bv0 32))) (bvsgt ~SIZE~0 (_ bv1 32)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2582#false} is VALID [2018-11-18 21:12:18,312 INFO L256 TraceCheckUtils]: 48: Hoare triple {2582#false} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2582#false} is VALID [2018-11-18 21:12:18,312 INFO L273 TraceCheckUtils]: 49: Hoare triple {2582#false} ~cond := #in~cond; {2582#false} is VALID [2018-11-18 21:12:18,312 INFO L273 TraceCheckUtils]: 50: Hoare triple {2582#false} assume 0bv32 == ~cond; {2582#false} is VALID [2018-11-18 21:12:18,312 INFO L273 TraceCheckUtils]: 51: Hoare triple {2582#false} assume !false; {2582#false} is VALID [2018-11-18 21:12:18,320 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 21:12:18,320 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 21:12:19,426 INFO L273 TraceCheckUtils]: 51: Hoare triple {2582#false} assume !false; {2582#false} is VALID [2018-11-18 21:12:19,426 INFO L273 TraceCheckUtils]: 50: Hoare triple {2582#false} assume 0bv32 == ~cond; {2582#false} is VALID [2018-11-18 21:12:19,426 INFO L273 TraceCheckUtils]: 49: Hoare triple {2582#false} ~cond := #in~cond; {2582#false} is VALID [2018-11-18 21:12:19,426 INFO L256 TraceCheckUtils]: 48: Hoare triple {2582#false} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2582#false} is VALID [2018-11-18 21:12:19,427 INFO L273 TraceCheckUtils]: 47: Hoare triple {2760#(not (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2582#false} is VALID [2018-11-18 21:12:19,427 INFO L273 TraceCheckUtils]: 46: Hoare triple {2760#(not (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} assume true; {2760#(not (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,464 INFO L273 TraceCheckUtils]: 45: Hoare triple {2767#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {2760#(not (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,464 INFO L273 TraceCheckUtils]: 44: Hoare triple {2767#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} havoc #t~mem4; {2767#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,465 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {2581#true} {2767#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} #62#return; {2767#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,465 INFO L273 TraceCheckUtils]: 42: Hoare triple {2581#true} assume true; {2581#true} is VALID [2018-11-18 21:12:19,465 INFO L273 TraceCheckUtils]: 41: Hoare triple {2581#true} assume !(0bv32 == ~cond); {2581#true} is VALID [2018-11-18 21:12:19,466 INFO L273 TraceCheckUtils]: 40: Hoare triple {2581#true} ~cond := #in~cond; {2581#true} is VALID [2018-11-18 21:12:19,466 INFO L256 TraceCheckUtils]: 39: Hoare triple {2767#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2581#true} is VALID [2018-11-18 21:12:19,466 INFO L273 TraceCheckUtils]: 38: Hoare triple {2767#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2767#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,467 INFO L273 TraceCheckUtils]: 37: Hoare triple {2767#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} assume true; {2767#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,550 INFO L273 TraceCheckUtils]: 36: Hoare triple {2795#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {2767#(not (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,550 INFO L273 TraceCheckUtils]: 35: Hoare triple {2795#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} havoc #t~mem4; {2795#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,551 INFO L268 TraceCheckUtils]: 34: Hoare quadruple {2581#true} {2795#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} #62#return; {2795#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,551 INFO L273 TraceCheckUtils]: 33: Hoare triple {2581#true} assume true; {2581#true} is VALID [2018-11-18 21:12:19,551 INFO L273 TraceCheckUtils]: 32: Hoare triple {2581#true} assume !(0bv32 == ~cond); {2581#true} is VALID [2018-11-18 21:12:19,551 INFO L273 TraceCheckUtils]: 31: Hoare triple {2581#true} ~cond := #in~cond; {2581#true} is VALID [2018-11-18 21:12:19,551 INFO L256 TraceCheckUtils]: 30: Hoare triple {2795#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2581#true} is VALID [2018-11-18 21:12:19,552 INFO L273 TraceCheckUtils]: 29: Hoare triple {2795#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2795#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,552 INFO L273 TraceCheckUtils]: 28: Hoare triple {2795#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} assume true; {2795#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,650 INFO L273 TraceCheckUtils]: 27: Hoare triple {2823#(not (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} #t~post3 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post3);havoc #t~post3; {2795#(not (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,651 INFO L273 TraceCheckUtils]: 26: Hoare triple {2823#(not (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} havoc #t~mem4; {2823#(not (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,651 INFO L268 TraceCheckUtils]: 25: Hoare quadruple {2581#true} {2823#(not (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} #62#return; {2823#(not (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,651 INFO L273 TraceCheckUtils]: 24: Hoare triple {2581#true} assume true; {2581#true} is VALID [2018-11-18 21:12:19,652 INFO L273 TraceCheckUtils]: 23: Hoare triple {2581#true} assume !(0bv32 == ~cond); {2581#true} is VALID [2018-11-18 21:12:19,652 INFO L273 TraceCheckUtils]: 22: Hoare triple {2581#true} ~cond := #in~cond; {2581#true} is VALID [2018-11-18 21:12:19,652 INFO L256 TraceCheckUtils]: 21: Hoare triple {2823#(not (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} call __VERIFIER_assert((if #t~mem4 == ~bvmul64(~i~0, ~i~0) then 1bv32 else 0bv32)); {2581#true} is VALID [2018-11-18 21:12:19,652 INFO L273 TraceCheckUtils]: 20: Hoare triple {2823#(not (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call #t~mem4 := read~intINTTYPE8(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2823#(not (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,653 INFO L273 TraceCheckUtils]: 19: Hoare triple {2823#(not (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} assume true; {2823#(not (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,653 INFO L273 TraceCheckUtils]: 18: Hoare triple {2851#(not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} ~i~0 := ~sign_extendFrom32To64(0bv32); {2823#(not (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,654 INFO L273 TraceCheckUtils]: 17: Hoare triple {2855#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} assume !~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0)); {2851#(not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,654 INFO L273 TraceCheckUtils]: 16: Hoare triple {2855#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} assume true; {2855#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,658 INFO L273 TraceCheckUtils]: 15: Hoare triple {2862#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {2855#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt main_~i~0 ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,658 INFO L273 TraceCheckUtils]: 14: Hoare triple {2862#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2862#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,659 INFO L273 TraceCheckUtils]: 13: Hoare triple {2862#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} assume true; {2862#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,740 INFO L273 TraceCheckUtils]: 12: Hoare triple {2872#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {2862#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv1 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,741 INFO L273 TraceCheckUtils]: 11: Hoare triple {2872#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2872#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,742 INFO L273 TraceCheckUtils]: 10: Hoare triple {2872#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} assume true; {2872#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,802 INFO L273 TraceCheckUtils]: 9: Hoare triple {2882#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} #t~post2 := ~i~0;~i~0 := ~bvadd64(1bv64, #t~post2);havoc #t~post2; {2872#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv2 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,802 INFO L273 TraceCheckUtils]: 8: Hoare triple {2882#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} assume !!~bvslt64(~i~0, ~sign_extendFrom32To64(~SIZE~0));call write~intINTTYPE8(~bvmul64(~i~0, ~i~0), ~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(8bv32, ~i~0[32:0])), 8bv32); {2882#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,803 INFO L273 TraceCheckUtils]: 7: Hoare triple {2882#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} assume true; {2882#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,805 INFO L273 TraceCheckUtils]: 6: Hoare triple {2581#true} assume ~bvsgt32(~SIZE~0, 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(8bv32, ~SIZE~0));~i~0 := ~sign_extendFrom32To64(0bv32); {2882#(or (not (bvslt (bvadd ((_ sign_extend 32) (_ bv0 32)) (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0))) (bvslt (bvadd main_~i~0 (_ bv3 64)) ((_ sign_extend 32) ~SIZE~0)))} is VALID [2018-11-18 21:12:19,805 INFO L273 TraceCheckUtils]: 5: Hoare triple {2581#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {2581#true} is VALID [2018-11-18 21:12:19,805 INFO L256 TraceCheckUtils]: 4: Hoare triple {2581#true} call #t~ret5 := main(); {2581#true} is VALID [2018-11-18 21:12:19,805 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2581#true} {2581#true} #58#return; {2581#true} is VALID [2018-11-18 21:12:19,806 INFO L273 TraceCheckUtils]: 2: Hoare triple {2581#true} assume true; {2581#true} is VALID [2018-11-18 21:12:19,806 INFO L273 TraceCheckUtils]: 1: Hoare triple {2581#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv32; {2581#true} is VALID [2018-11-18 21:12:19,806 INFO L256 TraceCheckUtils]: 0: Hoare triple {2581#true} call ULTIMATE.init(); {2581#true} is VALID [2018-11-18 21:12:19,810 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-18 21:12:19,813 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 21:12:19,813 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2018-11-18 21:12:19,814 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 52 [2018-11-18 21:12:19,815 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-18 21:12:19,815 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states. [2018-11-18 21:12:20,863 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 82 edges. 82 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-18 21:12:20,863 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-18 21:12:20,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-18 21:12:20,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2018-11-18 21:12:20,864 INFO L87 Difference]: Start difference. First operand 55 states and 56 transitions. Second operand 20 states. [2018-11-18 21:12:23,979 WARN L180 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 15 [2018-11-18 21:12:29,425 WARN L180 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 16