java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerCInline_WitnessPrinter.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/array-crafted/zero_sum3_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 10:40:05,626 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 10:40:05,630 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 10:40:05,653 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 10:40:05,654 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 10:40:05,655 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 10:40:05,657 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 10:40:05,660 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 10:40:05,670 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 10:40:05,671 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 10:40:05,672 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 10:40:05,674 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 10:40:05,675 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 10:40:05,678 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 10:40:05,681 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 10:40:05,687 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 10:40:05,688 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 10:40:05,690 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 10:40:05,692 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 10:40:05,693 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 10:40:05,695 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 10:40:05,696 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 10:40:05,698 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 10:40:05,698 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 10:40:05,698 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 10:40:05,699 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 10:40:05,700 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 10:40:05,701 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 10:40:05,701 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 10:40:05,703 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 10:40:05,703 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 10:40:05,703 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 10:40:05,704 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 10:40:05,704 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 10:40:05,705 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 10:40:05,706 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 10:40:05,706 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-11-23 10:40:05,726 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 10:40:05,726 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 10:40:05,727 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 10:40:05,727 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 10:40:05,728 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 10:40:05,728 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 10:40:05,728 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 10:40:05,728 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 10:40:05,729 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 10:40:05,729 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 10:40:05,729 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 10:40:05,729 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 10:40:05,729 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 10:40:05,730 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 10:40:05,730 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 10:40:05,730 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 10:40:05,730 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 10:40:05,730 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 10:40:05,731 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 10:40:05,731 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 10:40:05,731 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 10:40:05,731 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 10:40:05,731 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 10:40:05,732 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 10:40:05,732 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 10:40:05,732 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 10:40:05,732 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 10:40:05,733 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 10:40:05,733 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 10:40:05,733 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 10:40:05,733 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 10:40:05,733 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 10:40:05,733 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 10:40:05,797 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 10:40:05,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 10:40:05,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 10:40:05,819 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 10:40:05,819 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 10:40:05,820 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/zero_sum3_true-unreach-call.c [2018-11-23 10:40:05,888 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2be1f4c90/a7b12e537b034dc19f4c29f004896b3f/FLAGba0ec7dcc [2018-11-23 10:40:06,384 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 10:40:06,385 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/zero_sum3_true-unreach-call.c [2018-11-23 10:40:06,394 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2be1f4c90/a7b12e537b034dc19f4c29f004896b3f/FLAGba0ec7dcc [2018-11-23 10:40:06,741 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2be1f4c90/a7b12e537b034dc19f4c29f004896b3f [2018-11-23 10:40:06,752 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 10:40:06,756 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 10:40:06,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 10:40:06,758 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 10:40:06,762 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 10:40:06,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:40:06" (1/1) ... [2018-11-23 10:40:06,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75a255f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:06, skipping insertion in model container [2018-11-23 10:40:06,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:40:06" (1/1) ... [2018-11-23 10:40:06,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 10:40:06,798 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 10:40:07,069 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 10:40:07,077 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 10:40:07,129 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 10:40:07,160 INFO L195 MainTranslator]: Completed translation [2018-11-23 10:40:07,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:07 WrapperNode [2018-11-23 10:40:07,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 10:40:07,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 10:40:07,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 10:40:07,163 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 10:40:07,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:07" (1/1) ... [2018-11-23 10:40:07,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:07" (1/1) ... [2018-11-23 10:40:07,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 10:40:07,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 10:40:07,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 10:40:07,209 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 10:40:07,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:07" (1/1) ... [2018-11-23 10:40:07,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:07" (1/1) ... [2018-11-23 10:40:07,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:07" (1/1) ... [2018-11-23 10:40:07,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:07" (1/1) ... [2018-11-23 10:40:07,258 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:07" (1/1) ... [2018-11-23 10:40:07,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:07" (1/1) ... [2018-11-23 10:40:07,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:07" (1/1) ... [2018-11-23 10:40:07,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 10:40:07,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 10:40:07,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 10:40:07,290 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 10:40:07,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 10:40:07,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 10:40:07,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 10:40:07,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 10:40:07,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-23 10:40:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 10:40:07,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 10:40:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 10:40:07,427 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 10:40:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-23 10:40:07,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-23 10:40:07,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 10:40:08,290 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 10:40:08,290 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 10:40:08,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:40:08 BoogieIcfgContainer [2018-11-23 10:40:08,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 10:40:08,292 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 10:40:08,292 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 10:40:08,296 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 10:40:08,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:40:06" (1/3) ... [2018-11-23 10:40:08,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39e9916c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:40:08, skipping insertion in model container [2018-11-23 10:40:08,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:07" (2/3) ... [2018-11-23 10:40:08,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39e9916c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:40:08, skipping insertion in model container [2018-11-23 10:40:08,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:40:08" (3/3) ... [2018-11-23 10:40:08,300 INFO L112 eAbstractionObserver]: Analyzing ICFG zero_sum3_true-unreach-call.c [2018-11-23 10:40:08,309 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 10:40:08,317 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 10:40:08,334 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 10:40:08,367 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 10:40:08,368 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 10:40:08,368 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 10:40:08,368 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 10:40:08,368 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 10:40:08,368 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 10:40:08,368 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 10:40:08,369 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 10:40:08,369 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 10:40:08,388 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states. [2018-11-23 10:40:08,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 10:40:08,394 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:40:08,395 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:40:08,398 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:40:08,403 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:40:08,403 INFO L82 PathProgramCache]: Analyzing trace with hash 97734111, now seen corresponding path program 1 times [2018-11-23 10:40:08,407 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:40:08,408 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:40:08,426 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:40:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:08,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:08,516 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:40:08,643 INFO L256 TraceCheckUtils]: 0: Hoare triple {40#true} call ULTIMATE.init(); {40#true} is VALID [2018-11-23 10:40:08,647 INFO L273 TraceCheckUtils]: 1: Hoare triple {40#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {40#true} is VALID [2018-11-23 10:40:08,648 INFO L273 TraceCheckUtils]: 2: Hoare triple {40#true} assume true; {40#true} is VALID [2018-11-23 10:40:08,648 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {40#true} {40#true} #111#return; {40#true} is VALID [2018-11-23 10:40:08,649 INFO L256 TraceCheckUtils]: 4: Hoare triple {40#true} call #t~ret14 := main(); {40#true} is VALID [2018-11-23 10:40:08,649 INFO L273 TraceCheckUtils]: 5: Hoare triple {40#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {40#true} is VALID [2018-11-23 10:40:08,649 INFO L273 TraceCheckUtils]: 6: Hoare triple {40#true} assume ~bvsgt32(~sign_extendFrom16To32(~SIZE~0), 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(2bv32, ~sign_extendFrom16To32(~SIZE~0)));~sum~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {40#true} is VALID [2018-11-23 10:40:08,650 INFO L273 TraceCheckUtils]: 7: Hoare triple {40#true} assume !true; {41#false} is VALID [2018-11-23 10:40:08,650 INFO L273 TraceCheckUtils]: 8: Hoare triple {41#false} ~i~0 := 0bv32; {41#false} is VALID [2018-11-23 10:40:08,651 INFO L273 TraceCheckUtils]: 9: Hoare triple {41#false} assume !true; {41#false} is VALID [2018-11-23 10:40:08,651 INFO L273 TraceCheckUtils]: 10: Hoare triple {41#false} ~i~0 := 0bv32; {41#false} is VALID [2018-11-23 10:40:08,651 INFO L273 TraceCheckUtils]: 11: Hoare triple {41#false} assume !true; {41#false} is VALID [2018-11-23 10:40:08,652 INFO L273 TraceCheckUtils]: 12: Hoare triple {41#false} ~i~0 := 0bv32; {41#false} is VALID [2018-11-23 10:40:08,652 INFO L273 TraceCheckUtils]: 13: Hoare triple {41#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {41#false} is VALID [2018-11-23 10:40:08,653 INFO L273 TraceCheckUtils]: 14: Hoare triple {41#false} ~i~0 := 0bv32; {41#false} is VALID [2018-11-23 10:40:08,653 INFO L273 TraceCheckUtils]: 15: Hoare triple {41#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {41#false} is VALID [2018-11-23 10:40:08,653 INFO L273 TraceCheckUtils]: 16: Hoare triple {41#false} ~i~0 := 0bv32; {41#false} is VALID [2018-11-23 10:40:08,654 INFO L273 TraceCheckUtils]: 17: Hoare triple {41#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {41#false} is VALID [2018-11-23 10:40:08,654 INFO L256 TraceCheckUtils]: 18: Hoare triple {41#false} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {41#false} is VALID [2018-11-23 10:40:08,654 INFO L273 TraceCheckUtils]: 19: Hoare triple {41#false} ~cond := #in~cond; {41#false} is VALID [2018-11-23 10:40:08,655 INFO L273 TraceCheckUtils]: 20: Hoare triple {41#false} assume 0bv32 == ~cond; {41#false} is VALID [2018-11-23 10:40:08,655 INFO L273 TraceCheckUtils]: 21: Hoare triple {41#false} assume !false; {41#false} is VALID [2018-11-23 10:40:08,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:40:08,660 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 10:40:08,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:40:08,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 10:40:08,676 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-11-23 10:40:08,681 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:40:08,685 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-23 10:40:08,924 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:08,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 10:40:08,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 10:40:08,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 10:40:08,936 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 2 states. [2018-11-23 10:40:09,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:09,166 INFO L93 Difference]: Finished difference Result 65 states and 89 transitions. [2018-11-23 10:40:09,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 10:40:09,166 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-11-23 10:40:09,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:40:09,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 10:40:09,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 89 transitions. [2018-11-23 10:40:09,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 10:40:09,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 89 transitions. [2018-11-23 10:40:09,184 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 89 transitions. [2018-11-23 10:40:09,480 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 89 edges. 89 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:09,503 INFO L225 Difference]: With dead ends: 65 [2018-11-23 10:40:09,503 INFO L226 Difference]: Without dead ends: 29 [2018-11-23 10:40:09,508 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 10:40:09,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2018-11-23 10:40:09,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2018-11-23 10:40:09,697 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:40:09,698 INFO L82 GeneralOperation]: Start isEquivalent. First operand 29 states. Second operand 29 states. [2018-11-23 10:40:09,699 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand 29 states. [2018-11-23 10:40:09,699 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 29 states. [2018-11-23 10:40:09,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:09,713 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2018-11-23 10:40:09,714 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2018-11-23 10:40:09,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:09,715 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:09,718 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand 29 states. [2018-11-23 10:40:09,718 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 29 states. [2018-11-23 10:40:09,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:09,725 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2018-11-23 10:40:09,726 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2018-11-23 10:40:09,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:09,727 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:09,727 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:40:09,728 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:40:09,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-11-23 10:40:09,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 34 transitions. [2018-11-23 10:40:09,740 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 34 transitions. Word has length 22 [2018-11-23 10:40:09,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:40:09,740 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 34 transitions. [2018-11-23 10:40:09,740 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 10:40:09,741 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2018-11-23 10:40:09,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 10:40:09,742 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:40:09,742 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:40:09,743 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:40:09,743 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:40:09,744 INFO L82 PathProgramCache]: Analyzing trace with hash -700417843, now seen corresponding path program 1 times [2018-11-23 10:40:09,745 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:40:09,745 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:40:09,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:40:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:09,839 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:40:10,121 INFO L256 TraceCheckUtils]: 0: Hoare triple {290#true} call ULTIMATE.init(); {290#true} is VALID [2018-11-23 10:40:10,121 INFO L273 TraceCheckUtils]: 1: Hoare triple {290#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {290#true} is VALID [2018-11-23 10:40:10,121 INFO L273 TraceCheckUtils]: 2: Hoare triple {290#true} assume true; {290#true} is VALID [2018-11-23 10:40:10,122 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {290#true} {290#true} #111#return; {290#true} is VALID [2018-11-23 10:40:10,122 INFO L256 TraceCheckUtils]: 4: Hoare triple {290#true} call #t~ret14 := main(); {290#true} is VALID [2018-11-23 10:40:10,123 INFO L273 TraceCheckUtils]: 5: Hoare triple {290#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {290#true} is VALID [2018-11-23 10:40:10,137 INFO L273 TraceCheckUtils]: 6: Hoare triple {290#true} assume ~bvsgt32(~sign_extendFrom16To32(~SIZE~0), 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(2bv32, ~sign_extendFrom16To32(~SIZE~0)));~sum~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:10,153 INFO L273 TraceCheckUtils]: 7: Hoare triple {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:10,169 INFO L273 TraceCheckUtils]: 8: Hoare triple {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} ~i~0 := 0bv32; {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:10,181 INFO L273 TraceCheckUtils]: 9: Hoare triple {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:10,195 INFO L273 TraceCheckUtils]: 10: Hoare triple {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} ~i~0 := 0bv32; {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:10,204 INFO L273 TraceCheckUtils]: 11: Hoare triple {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:10,219 INFO L273 TraceCheckUtils]: 12: Hoare triple {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} ~i~0 := 0bv32; {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:10,234 INFO L273 TraceCheckUtils]: 13: Hoare triple {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:10,243 INFO L273 TraceCheckUtils]: 14: Hoare triple {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} ~i~0 := 0bv32; {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:10,256 INFO L273 TraceCheckUtils]: 15: Hoare triple {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:10,270 INFO L273 TraceCheckUtils]: 16: Hoare triple {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} ~i~0 := 0bv32; {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:10,283 INFO L273 TraceCheckUtils]: 17: Hoare triple {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:10,296 INFO L256 TraceCheckUtils]: 18: Hoare triple {313#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {350#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:40:10,310 INFO L273 TraceCheckUtils]: 19: Hoare triple {350#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {354#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:40:10,331 INFO L273 TraceCheckUtils]: 20: Hoare triple {354#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {291#false} is VALID [2018-11-23 10:40:10,332 INFO L273 TraceCheckUtils]: 21: Hoare triple {291#false} assume !false; {291#false} is VALID [2018-11-23 10:40:10,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:40:10,338 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (3)] Exception during sending of exit command (exit): Broken pipe [2018-11-23 10:40:10,342 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:40:10,342 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 10:40:10,344 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-11-23 10:40:10,344 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:40:10,345 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2018-11-23 10:40:10,486 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:10,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 10:40:10,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 10:40:10,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 10:40:10,488 INFO L87 Difference]: Start difference. First operand 29 states and 34 transitions. Second operand 5 states. [2018-11-23 10:40:11,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:11,061 INFO L93 Difference]: Finished difference Result 45 states and 55 transitions. [2018-11-23 10:40:11,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 10:40:11,061 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-11-23 10:40:11,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:40:11,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 10:40:11,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 55 transitions. [2018-11-23 10:40:11,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 10:40:11,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 55 transitions. [2018-11-23 10:40:11,072 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 55 transitions. [2018-11-23 10:40:11,234 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:11,237 INFO L225 Difference]: With dead ends: 45 [2018-11-23 10:40:11,237 INFO L226 Difference]: Without dead ends: 40 [2018-11-23 10:40:11,238 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-23 10:40:11,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-23 10:40:11,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-11-23 10:40:11,266 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:40:11,266 INFO L82 GeneralOperation]: Start isEquivalent. First operand 40 states. Second operand 40 states. [2018-11-23 10:40:11,266 INFO L74 IsIncluded]: Start isIncluded. First operand 40 states. Second operand 40 states. [2018-11-23 10:40:11,266 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 40 states. [2018-11-23 10:40:11,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:11,270 INFO L93 Difference]: Finished difference Result 40 states and 50 transitions. [2018-11-23 10:40:11,270 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2018-11-23 10:40:11,271 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:11,271 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:11,271 INFO L74 IsIncluded]: Start isIncluded. First operand 40 states. Second operand 40 states. [2018-11-23 10:40:11,271 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 40 states. [2018-11-23 10:40:11,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:11,275 INFO L93 Difference]: Finished difference Result 40 states and 50 transitions. [2018-11-23 10:40:11,275 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2018-11-23 10:40:11,276 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:11,276 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:11,276 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:40:11,276 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:40:11,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-23 10:40:11,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 50 transitions. [2018-11-23 10:40:11,280 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 50 transitions. Word has length 22 [2018-11-23 10:40:11,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:40:11,281 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 50 transitions. [2018-11-23 10:40:11,281 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 10:40:11,281 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2018-11-23 10:40:11,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 10:40:11,282 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:40:11,283 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:40:11,283 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:40:11,283 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:40:11,283 INFO L82 PathProgramCache]: Analyzing trace with hash 984047371, now seen corresponding path program 1 times [2018-11-23 10:40:11,284 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:40:11,284 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:40:11,305 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:40:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:11,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:40:11,480 INFO L256 TraceCheckUtils]: 0: Hoare triple {565#true} call ULTIMATE.init(); {565#true} is VALID [2018-11-23 10:40:11,481 INFO L273 TraceCheckUtils]: 1: Hoare triple {565#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {565#true} is VALID [2018-11-23 10:40:11,481 INFO L273 TraceCheckUtils]: 2: Hoare triple {565#true} assume true; {565#true} is VALID [2018-11-23 10:40:11,482 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {565#true} {565#true} #111#return; {565#true} is VALID [2018-11-23 10:40:11,482 INFO L256 TraceCheckUtils]: 4: Hoare triple {565#true} call #t~ret14 := main(); {565#true} is VALID [2018-11-23 10:40:11,482 INFO L273 TraceCheckUtils]: 5: Hoare triple {565#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {565#true} is VALID [2018-11-23 10:40:11,483 INFO L273 TraceCheckUtils]: 6: Hoare triple {565#true} assume ~bvsgt32(~sign_extendFrom16To32(~SIZE~0), 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(2bv32, ~sign_extendFrom16To32(~SIZE~0)));~sum~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {588#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} is VALID [2018-11-23 10:40:11,488 INFO L273 TraceCheckUtils]: 7: Hoare triple {588#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {588#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} is VALID [2018-11-23 10:40:11,489 INFO L273 TraceCheckUtils]: 8: Hoare triple {588#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {595#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:40:11,491 INFO L273 TraceCheckUtils]: 9: Hoare triple {595#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:40:11,491 INFO L273 TraceCheckUtils]: 10: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:40:11,491 INFO L273 TraceCheckUtils]: 11: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:40:11,492 INFO L273 TraceCheckUtils]: 12: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:40:11,492 INFO L273 TraceCheckUtils]: 13: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:40:11,492 INFO L273 TraceCheckUtils]: 14: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:40:11,493 INFO L273 TraceCheckUtils]: 15: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:40:11,493 INFO L273 TraceCheckUtils]: 16: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:40:11,493 INFO L273 TraceCheckUtils]: 17: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:40:11,494 INFO L273 TraceCheckUtils]: 18: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:40:11,494 INFO L273 TraceCheckUtils]: 19: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:40:11,494 INFO L256 TraceCheckUtils]: 20: Hoare triple {566#false} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {566#false} is VALID [2018-11-23 10:40:11,495 INFO L273 TraceCheckUtils]: 21: Hoare triple {566#false} ~cond := #in~cond; {566#false} is VALID [2018-11-23 10:40:11,495 INFO L273 TraceCheckUtils]: 22: Hoare triple {566#false} assume 0bv32 == ~cond; {566#false} is VALID [2018-11-23 10:40:11,495 INFO L273 TraceCheckUtils]: 23: Hoare triple {566#false} assume !false; {566#false} is VALID [2018-11-23 10:40:11,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:40:11,497 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:40:11,594 INFO L273 TraceCheckUtils]: 23: Hoare triple {566#false} assume !false; {566#false} is VALID [2018-11-23 10:40:11,594 INFO L273 TraceCheckUtils]: 22: Hoare triple {566#false} assume 0bv32 == ~cond; {566#false} is VALID [2018-11-23 10:40:11,595 INFO L273 TraceCheckUtils]: 21: Hoare triple {566#false} ~cond := #in~cond; {566#false} is VALID [2018-11-23 10:40:11,595 INFO L256 TraceCheckUtils]: 20: Hoare triple {566#false} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {566#false} is VALID [2018-11-23 10:40:11,595 INFO L273 TraceCheckUtils]: 19: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:40:11,596 INFO L273 TraceCheckUtils]: 18: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:40:11,596 INFO L273 TraceCheckUtils]: 17: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:40:11,596 INFO L273 TraceCheckUtils]: 16: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:40:11,597 INFO L273 TraceCheckUtils]: 15: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:40:11,597 INFO L273 TraceCheckUtils]: 14: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:40:11,597 INFO L273 TraceCheckUtils]: 13: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:40:11,598 INFO L273 TraceCheckUtils]: 12: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:40:11,598 INFO L273 TraceCheckUtils]: 11: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:40:11,598 INFO L273 TraceCheckUtils]: 10: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:40:11,618 INFO L273 TraceCheckUtils]: 9: Hoare triple {683#(bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:40:11,633 INFO L273 TraceCheckUtils]: 8: Hoare triple {687#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {683#(bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:40:11,647 INFO L273 TraceCheckUtils]: 7: Hoare triple {687#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {687#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:40:11,657 INFO L273 TraceCheckUtils]: 6: Hoare triple {565#true} assume ~bvsgt32(~sign_extendFrom16To32(~SIZE~0), 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(2bv32, ~sign_extendFrom16To32(~SIZE~0)));~sum~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {687#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:40:11,657 INFO L273 TraceCheckUtils]: 5: Hoare triple {565#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {565#true} is VALID [2018-11-23 10:40:11,658 INFO L256 TraceCheckUtils]: 4: Hoare triple {565#true} call #t~ret14 := main(); {565#true} is VALID [2018-11-23 10:40:11,658 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {565#true} {565#true} #111#return; {565#true} is VALID [2018-11-23 10:40:11,658 INFO L273 TraceCheckUtils]: 2: Hoare triple {565#true} assume true; {565#true} is VALID [2018-11-23 10:40:11,658 INFO L273 TraceCheckUtils]: 1: Hoare triple {565#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {565#true} is VALID [2018-11-23 10:40:11,659 INFO L256 TraceCheckUtils]: 0: Hoare triple {565#true} call ULTIMATE.init(); {565#true} is VALID [2018-11-23 10:40:11,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:40:11,670 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:40:11,671 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2018-11-23 10:40:11,671 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2018-11-23 10:40:11,672 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:40:11,672 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-23 10:40:11,798 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:11,798 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 10:40:11,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 10:40:11,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 10:40:11,799 INFO L87 Difference]: Start difference. First operand 40 states and 50 transitions. Second operand 6 states. [2018-11-23 10:40:12,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:12,492 INFO L93 Difference]: Finished difference Result 63 states and 78 transitions. [2018-11-23 10:40:12,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 10:40:12,492 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2018-11-23 10:40:12,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:40:12,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 10:40:12,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 64 transitions. [2018-11-23 10:40:12,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 10:40:12,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 64 transitions. [2018-11-23 10:40:12,498 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 64 transitions. [2018-11-23 10:40:12,621 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 64 edges. 64 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:12,623 INFO L225 Difference]: With dead ends: 63 [2018-11-23 10:40:12,623 INFO L226 Difference]: Without dead ends: 33 [2018-11-23 10:40:12,624 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 10:40:12,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-11-23 10:40:12,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 32. [2018-11-23 10:40:12,638 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:40:12,639 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 32 states. [2018-11-23 10:40:12,639 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 32 states. [2018-11-23 10:40:12,639 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 32 states. [2018-11-23 10:40:12,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:12,643 INFO L93 Difference]: Finished difference Result 33 states and 38 transitions. [2018-11-23 10:40:12,643 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2018-11-23 10:40:12,644 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:12,644 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:12,644 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand 33 states. [2018-11-23 10:40:12,644 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 33 states. [2018-11-23 10:40:12,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:12,647 INFO L93 Difference]: Finished difference Result 33 states and 38 transitions. [2018-11-23 10:40:12,647 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2018-11-23 10:40:12,647 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:12,648 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:12,648 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:40:12,648 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:40:12,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-11-23 10:40:12,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 37 transitions. [2018-11-23 10:40:12,650 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 37 transitions. Word has length 24 [2018-11-23 10:40:12,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:40:12,651 INFO L480 AbstractCegarLoop]: Abstraction has 32 states and 37 transitions. [2018-11-23 10:40:12,651 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 10:40:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2018-11-23 10:40:12,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 10:40:12,652 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:40:12,652 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:40:12,653 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:40:12,653 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:40:12,653 INFO L82 PathProgramCache]: Analyzing trace with hash 552447433, now seen corresponding path program 2 times [2018-11-23 10:40:12,654 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:40:12,654 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:40:12,673 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 10:40:12,711 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-11-23 10:40:12,711 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:40:12,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:12,738 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:40:12,982 INFO L256 TraceCheckUtils]: 0: Hoare triple {915#true} call ULTIMATE.init(); {915#true} is VALID [2018-11-23 10:40:12,983 INFO L273 TraceCheckUtils]: 1: Hoare triple {915#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {915#true} is VALID [2018-11-23 10:40:12,983 INFO L273 TraceCheckUtils]: 2: Hoare triple {915#true} assume true; {915#true} is VALID [2018-11-23 10:40:12,983 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {915#true} {915#true} #111#return; {915#true} is VALID [2018-11-23 10:40:12,983 INFO L256 TraceCheckUtils]: 4: Hoare triple {915#true} call #t~ret14 := main(); {915#true} is VALID [2018-11-23 10:40:12,984 INFO L273 TraceCheckUtils]: 5: Hoare triple {915#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {915#true} is VALID [2018-11-23 10:40:12,984 INFO L273 TraceCheckUtils]: 6: Hoare triple {915#true} assume ~bvsgt32(~sign_extendFrom16To32(~SIZE~0), 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(2bv32, ~sign_extendFrom16To32(~SIZE~0)));~sum~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {938#(bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32))} is VALID [2018-11-23 10:40:12,988 INFO L273 TraceCheckUtils]: 7: Hoare triple {938#(bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {938#(bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32))} is VALID [2018-11-23 10:40:12,988 INFO L273 TraceCheckUtils]: 8: Hoare triple {938#(bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {938#(bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32))} is VALID [2018-11-23 10:40:12,989 INFO L273 TraceCheckUtils]: 9: Hoare triple {938#(bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {938#(bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32))} is VALID [2018-11-23 10:40:12,989 INFO L273 TraceCheckUtils]: 10: Hoare triple {938#(bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {938#(bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32))} is VALID [2018-11-23 10:40:12,990 INFO L273 TraceCheckUtils]: 11: Hoare triple {938#(bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {938#(bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32))} is VALID [2018-11-23 10:40:12,991 INFO L273 TraceCheckUtils]: 12: Hoare triple {938#(bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32))} ~i~0 := 0bv32; {957#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} is VALID [2018-11-23 10:40:12,992 INFO L273 TraceCheckUtils]: 13: Hoare triple {957#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {916#false} is VALID [2018-11-23 10:40:12,992 INFO L273 TraceCheckUtils]: 14: Hoare triple {916#false} ~i~0 := 0bv32; {916#false} is VALID [2018-11-23 10:40:12,993 INFO L273 TraceCheckUtils]: 15: Hoare triple {916#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {916#false} is VALID [2018-11-23 10:40:12,993 INFO L273 TraceCheckUtils]: 16: Hoare triple {916#false} ~i~0 := 0bv32; {916#false} is VALID [2018-11-23 10:40:12,994 INFO L273 TraceCheckUtils]: 17: Hoare triple {916#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {916#false} is VALID [2018-11-23 10:40:12,994 INFO L273 TraceCheckUtils]: 18: Hoare triple {916#false} ~i~0 := 0bv32; {916#false} is VALID [2018-11-23 10:40:12,994 INFO L273 TraceCheckUtils]: 19: Hoare triple {916#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {916#false} is VALID [2018-11-23 10:40:12,995 INFO L273 TraceCheckUtils]: 20: Hoare triple {916#false} ~i~0 := 0bv32; {916#false} is VALID [2018-11-23 10:40:12,995 INFO L273 TraceCheckUtils]: 21: Hoare triple {916#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {916#false} is VALID [2018-11-23 10:40:12,995 INFO L256 TraceCheckUtils]: 22: Hoare triple {916#false} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {916#false} is VALID [2018-11-23 10:40:12,996 INFO L273 TraceCheckUtils]: 23: Hoare triple {916#false} ~cond := #in~cond; {916#false} is VALID [2018-11-23 10:40:12,996 INFO L273 TraceCheckUtils]: 24: Hoare triple {916#false} assume 0bv32 == ~cond; {916#false} is VALID [2018-11-23 10:40:12,996 INFO L273 TraceCheckUtils]: 25: Hoare triple {916#false} assume !false; {916#false} is VALID [2018-11-23 10:40:12,998 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 10:40:12,998 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 10:40:13,002 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:40:13,003 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 10:40:13,003 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2018-11-23 10:40:13,004 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:40:13,004 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2018-11-23 10:40:13,065 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:13,065 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 10:40:13,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 10:40:13,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 10:40:13,066 INFO L87 Difference]: Start difference. First operand 32 states and 37 transitions. Second operand 4 states. [2018-11-23 10:40:13,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:13,418 INFO L93 Difference]: Finished difference Result 59 states and 72 transitions. [2018-11-23 10:40:13,418 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 10:40:13,418 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2018-11-23 10:40:13,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:40:13,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 10:40:13,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 71 transitions. [2018-11-23 10:40:13,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 10:40:13,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 71 transitions. [2018-11-23 10:40:13,424 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 71 transitions. [2018-11-23 10:40:13,608 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:13,609 INFO L225 Difference]: With dead ends: 59 [2018-11-23 10:40:13,610 INFO L226 Difference]: Without dead ends: 42 [2018-11-23 10:40:13,610 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 10:40:13,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-23 10:40:13,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 37. [2018-11-23 10:40:13,634 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:40:13,635 INFO L82 GeneralOperation]: Start isEquivalent. First operand 42 states. Second operand 37 states. [2018-11-23 10:40:13,635 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 37 states. [2018-11-23 10:40:13,635 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 37 states. [2018-11-23 10:40:13,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:13,638 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions. [2018-11-23 10:40:13,638 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2018-11-23 10:40:13,639 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:13,639 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:13,639 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 42 states. [2018-11-23 10:40:13,639 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 42 states. [2018-11-23 10:40:13,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:13,642 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions. [2018-11-23 10:40:13,642 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2018-11-23 10:40:13,643 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:13,643 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:13,643 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:40:13,643 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:40:13,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-23 10:40:13,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 42 transitions. [2018-11-23 10:40:13,646 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 42 transitions. Word has length 26 [2018-11-23 10:40:13,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:40:13,646 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 42 transitions. [2018-11-23 10:40:13,646 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 10:40:13,646 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2018-11-23 10:40:13,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 10:40:13,648 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:40:13,648 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:40:13,648 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:40:13,648 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:40:13,649 INFO L82 PathProgramCache]: Analyzing trace with hash -734809281, now seen corresponding path program 1 times [2018-11-23 10:40:13,649 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:40:13,649 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:40:13,676 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 10:40:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:13,776 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:40:14,038 INFO L256 TraceCheckUtils]: 0: Hoare triple {1220#true} call ULTIMATE.init(); {1220#true} is VALID [2018-11-23 10:40:14,039 INFO L273 TraceCheckUtils]: 1: Hoare triple {1220#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {1220#true} is VALID [2018-11-23 10:40:14,039 INFO L273 TraceCheckUtils]: 2: Hoare triple {1220#true} assume true; {1220#true} is VALID [2018-11-23 10:40:14,040 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1220#true} {1220#true} #111#return; {1220#true} is VALID [2018-11-23 10:40:14,040 INFO L256 TraceCheckUtils]: 4: Hoare triple {1220#true} call #t~ret14 := main(); {1220#true} is VALID [2018-11-23 10:40:14,041 INFO L273 TraceCheckUtils]: 5: Hoare triple {1220#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {1220#true} is VALID [2018-11-23 10:40:14,056 INFO L273 TraceCheckUtils]: 6: Hoare triple {1220#true} assume ~bvsgt32(~sign_extendFrom16To32(~SIZE~0), 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(2bv32, ~sign_extendFrom16To32(~SIZE~0)));~sum~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1243#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} is VALID [2018-11-23 10:40:14,057 INFO L273 TraceCheckUtils]: 7: Hoare triple {1243#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {1243#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} is VALID [2018-11-23 10:40:14,058 INFO L273 TraceCheckUtils]: 8: Hoare triple {1243#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1250#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:40:14,059 INFO L273 TraceCheckUtils]: 9: Hoare triple {1250#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {1250#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:40:14,063 INFO L273 TraceCheckUtils]: 10: Hoare triple {1250#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1257#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 10:40:14,064 INFO L273 TraceCheckUtils]: 11: Hoare triple {1257#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (_ bv2 32) main_~i~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1261#(and (not (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} is VALID [2018-11-23 10:40:14,065 INFO L273 TraceCheckUtils]: 12: Hoare triple {1261#(and (not (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} ~i~0 := 0bv32; {1265#(and (not (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))) (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} is VALID [2018-11-23 10:40:14,066 INFO L273 TraceCheckUtils]: 13: Hoare triple {1265#(and (not (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))) (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {1265#(and (not (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))) (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} is VALID [2018-11-23 10:40:14,067 INFO L273 TraceCheckUtils]: 14: Hoare triple {1265#(and (not (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))) (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {1272#(and (not (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:40:14,068 INFO L273 TraceCheckUtils]: 15: Hoare triple {1272#(and (not (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:40:14,068 INFO L273 TraceCheckUtils]: 16: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:40:14,069 INFO L273 TraceCheckUtils]: 17: Hoare triple {1221#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {1221#false} is VALID [2018-11-23 10:40:14,069 INFO L273 TraceCheckUtils]: 18: Hoare triple {1221#false} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {1221#false} is VALID [2018-11-23 10:40:14,069 INFO L273 TraceCheckUtils]: 19: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:40:14,070 INFO L273 TraceCheckUtils]: 20: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:40:14,070 INFO L273 TraceCheckUtils]: 21: Hoare triple {1221#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {1221#false} is VALID [2018-11-23 10:40:14,070 INFO L273 TraceCheckUtils]: 22: Hoare triple {1221#false} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {1221#false} is VALID [2018-11-23 10:40:14,071 INFO L273 TraceCheckUtils]: 23: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:40:14,071 INFO L273 TraceCheckUtils]: 24: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:40:14,072 INFO L273 TraceCheckUtils]: 25: Hoare triple {1221#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {1221#false} is VALID [2018-11-23 10:40:14,072 INFO L273 TraceCheckUtils]: 26: Hoare triple {1221#false} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {1221#false} is VALID [2018-11-23 10:40:14,072 INFO L273 TraceCheckUtils]: 27: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:40:14,073 INFO L273 TraceCheckUtils]: 28: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:40:14,073 INFO L273 TraceCheckUtils]: 29: Hoare triple {1221#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {1221#false} is VALID [2018-11-23 10:40:14,073 INFO L273 TraceCheckUtils]: 30: Hoare triple {1221#false} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {1221#false} is VALID [2018-11-23 10:40:14,073 INFO L273 TraceCheckUtils]: 31: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:40:14,074 INFO L256 TraceCheckUtils]: 32: Hoare triple {1221#false} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {1221#false} is VALID [2018-11-23 10:40:14,074 INFO L273 TraceCheckUtils]: 33: Hoare triple {1221#false} ~cond := #in~cond; {1221#false} is VALID [2018-11-23 10:40:14,074 INFO L273 TraceCheckUtils]: 34: Hoare triple {1221#false} assume 0bv32 == ~cond; {1221#false} is VALID [2018-11-23 10:40:14,074 INFO L273 TraceCheckUtils]: 35: Hoare triple {1221#false} assume !false; {1221#false} is VALID [2018-11-23 10:40:14,078 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 10:40:14,078 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:40:14,558 INFO L273 TraceCheckUtils]: 35: Hoare triple {1221#false} assume !false; {1221#false} is VALID [2018-11-23 10:40:14,558 INFO L273 TraceCheckUtils]: 34: Hoare triple {1221#false} assume 0bv32 == ~cond; {1221#false} is VALID [2018-11-23 10:40:14,559 INFO L273 TraceCheckUtils]: 33: Hoare triple {1221#false} ~cond := #in~cond; {1221#false} is VALID [2018-11-23 10:40:14,559 INFO L256 TraceCheckUtils]: 32: Hoare triple {1221#false} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {1221#false} is VALID [2018-11-23 10:40:14,559 INFO L273 TraceCheckUtils]: 31: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:40:14,559 INFO L273 TraceCheckUtils]: 30: Hoare triple {1221#false} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {1221#false} is VALID [2018-11-23 10:40:14,559 INFO L273 TraceCheckUtils]: 29: Hoare triple {1221#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {1221#false} is VALID [2018-11-23 10:40:14,560 INFO L273 TraceCheckUtils]: 28: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:40:14,560 INFO L273 TraceCheckUtils]: 27: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:40:14,560 INFO L273 TraceCheckUtils]: 26: Hoare triple {1221#false} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {1221#false} is VALID [2018-11-23 10:40:14,560 INFO L273 TraceCheckUtils]: 25: Hoare triple {1221#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {1221#false} is VALID [2018-11-23 10:40:14,561 INFO L273 TraceCheckUtils]: 24: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:40:14,561 INFO L273 TraceCheckUtils]: 23: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:40:14,561 INFO L273 TraceCheckUtils]: 22: Hoare triple {1221#false} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {1221#false} is VALID [2018-11-23 10:40:14,561 INFO L273 TraceCheckUtils]: 21: Hoare triple {1221#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {1221#false} is VALID [2018-11-23 10:40:14,561 INFO L273 TraceCheckUtils]: 20: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:40:14,562 INFO L273 TraceCheckUtils]: 19: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:40:14,562 INFO L273 TraceCheckUtils]: 18: Hoare triple {1221#false} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {1221#false} is VALID [2018-11-23 10:40:14,562 INFO L273 TraceCheckUtils]: 17: Hoare triple {1221#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {1221#false} is VALID [2018-11-23 10:40:14,562 INFO L273 TraceCheckUtils]: 16: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:40:14,564 INFO L273 TraceCheckUtils]: 15: Hoare triple {1396#(bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:40:14,565 INFO L273 TraceCheckUtils]: 14: Hoare triple {1400#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {1396#(bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:40:14,566 INFO L273 TraceCheckUtils]: 13: Hoare triple {1400#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {1400#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:40:14,567 INFO L273 TraceCheckUtils]: 12: Hoare triple {1407#(bvslt (_ bv1 32) ((_ sign_extend 16) ~SIZE~0))} ~i~0 := 0bv32; {1400#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:40:14,568 INFO L273 TraceCheckUtils]: 11: Hoare triple {1411#(or (bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0)) (bvslt (_ bv1 32) ((_ sign_extend 16) ~SIZE~0)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1407#(bvslt (_ bv1 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:40:14,569 INFO L273 TraceCheckUtils]: 10: Hoare triple {1415#(or (bvslt (_ bv1 32) ((_ sign_extend 16) ~SIZE~0)) (bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0)))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1411#(or (bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0)) (bvslt (_ bv1 32) ((_ sign_extend 16) ~SIZE~0)))} is VALID [2018-11-23 10:40:14,570 INFO L273 TraceCheckUtils]: 9: Hoare triple {1415#(or (bvslt (_ bv1 32) ((_ sign_extend 16) ~SIZE~0)) (bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {1415#(or (bvslt (_ bv1 32) ((_ sign_extend 16) ~SIZE~0)) (bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0)))} is VALID [2018-11-23 10:40:14,595 INFO L273 TraceCheckUtils]: 8: Hoare triple {1422#(or (bvslt (_ bv1 32) ((_ sign_extend 16) ~SIZE~0)) (bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0)))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1415#(or (bvslt (_ bv1 32) ((_ sign_extend 16) ~SIZE~0)) (bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0)))} is VALID [2018-11-23 10:40:14,596 INFO L273 TraceCheckUtils]: 7: Hoare triple {1422#(or (bvslt (_ bv1 32) ((_ sign_extend 16) ~SIZE~0)) (bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {1422#(or (bvslt (_ bv1 32) ((_ sign_extend 16) ~SIZE~0)) (bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0)))} is VALID [2018-11-23 10:40:14,596 INFO L273 TraceCheckUtils]: 6: Hoare triple {1220#true} assume ~bvsgt32(~sign_extendFrom16To32(~SIZE~0), 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(2bv32, ~sign_extendFrom16To32(~SIZE~0)));~sum~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1422#(or (bvslt (_ bv1 32) ((_ sign_extend 16) ~SIZE~0)) (bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0)))} is VALID [2018-11-23 10:40:14,597 INFO L273 TraceCheckUtils]: 5: Hoare triple {1220#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {1220#true} is VALID [2018-11-23 10:40:14,597 INFO L256 TraceCheckUtils]: 4: Hoare triple {1220#true} call #t~ret14 := main(); {1220#true} is VALID [2018-11-23 10:40:14,597 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1220#true} {1220#true} #111#return; {1220#true} is VALID [2018-11-23 10:40:14,597 INFO L273 TraceCheckUtils]: 2: Hoare triple {1220#true} assume true; {1220#true} is VALID [2018-11-23 10:40:14,598 INFO L273 TraceCheckUtils]: 1: Hoare triple {1220#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {1220#true} is VALID [2018-11-23 10:40:14,598 INFO L256 TraceCheckUtils]: 0: Hoare triple {1220#true} call ULTIMATE.init(); {1220#true} is VALID [2018-11-23 10:40:14,601 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 10:40:14,612 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:40:14,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2018-11-23 10:40:14,613 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 36 [2018-11-23 10:40:14,613 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:40:14,614 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states. [2018-11-23 10:40:14,744 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:14,744 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 10:40:14,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 10:40:14,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2018-11-23 10:40:14,746 INFO L87 Difference]: Start difference. First operand 37 states and 42 transitions. Second operand 14 states. [2018-11-23 10:40:17,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:17,725 INFO L93 Difference]: Finished difference Result 123 states and 152 transitions. [2018-11-23 10:40:17,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 10:40:17,725 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 36 [2018-11-23 10:40:17,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:40:17,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-11-23 10:40:17,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 148 transitions. [2018-11-23 10:40:17,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-11-23 10:40:17,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 148 transitions. [2018-11-23 10:40:17,735 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 148 transitions. [2018-11-23 10:40:18,169 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 148 edges. 148 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:40:18,172 INFO L225 Difference]: With dead ends: 123 [2018-11-23 10:40:18,172 INFO L226 Difference]: Without dead ends: 100 [2018-11-23 10:40:18,175 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2018-11-23 10:40:18,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-11-23 10:40:18,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 87. [2018-11-23 10:40:18,252 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:40:18,252 INFO L82 GeneralOperation]: Start isEquivalent. First operand 100 states. Second operand 87 states. [2018-11-23 10:40:18,252 INFO L74 IsIncluded]: Start isIncluded. First operand 100 states. Second operand 87 states. [2018-11-23 10:40:18,252 INFO L87 Difference]: Start difference. First operand 100 states. Second operand 87 states. [2018-11-23 10:40:18,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:18,256 INFO L93 Difference]: Finished difference Result 100 states and 110 transitions. [2018-11-23 10:40:18,256 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 110 transitions. [2018-11-23 10:40:18,259 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:18,259 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:18,259 INFO L74 IsIncluded]: Start isIncluded. First operand 87 states. Second operand 100 states. [2018-11-23 10:40:18,259 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 100 states. [2018-11-23 10:40:18,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:40:18,264 INFO L93 Difference]: Finished difference Result 100 states and 110 transitions. [2018-11-23 10:40:18,264 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 110 transitions. [2018-11-23 10:40:18,265 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:40:18,265 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:40:18,265 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:40:18,265 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:40:18,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-11-23 10:40:18,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 97 transitions. [2018-11-23 10:40:18,271 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 97 transitions. Word has length 36 [2018-11-23 10:40:18,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:40:18,271 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 97 transitions. [2018-11-23 10:40:18,271 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 10:40:18,271 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 97 transitions. [2018-11-23 10:40:18,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 10:40:18,273 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:40:18,273 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:40:18,273 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:40:18,273 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:40:18,274 INFO L82 PathProgramCache]: Analyzing trace with hash -944988875, now seen corresponding path program 2 times [2018-11-23 10:40:18,274 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:40:18,274 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:40:18,292 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 10:40:18,418 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 10:40:18,419 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:40:19,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:40:19,636 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:40:19,800 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-23 10:40:20,002 WARN L180 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2018-11-23 10:40:20,859 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 31 [2018-11-23 10:40:20,869 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2018-11-23 10:40:20,873 INFO L267 ElimStorePlain]: Start of recursive call 3: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-23 10:40:20,881 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-23 10:40:20,889 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-23 10:40:20,889 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:23 [2018-11-23 10:40:21,013 INFO L256 TraceCheckUtils]: 0: Hoare triple {1967#true} call ULTIMATE.init(); {1967#true} is VALID [2018-11-23 10:40:21,014 INFO L273 TraceCheckUtils]: 1: Hoare triple {1967#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {1967#true} is VALID [2018-11-23 10:40:21,014 INFO L273 TraceCheckUtils]: 2: Hoare triple {1967#true} assume true; {1967#true} is VALID [2018-11-23 10:40:21,015 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1967#true} {1967#true} #111#return; {1967#true} is VALID [2018-11-23 10:40:21,015 INFO L256 TraceCheckUtils]: 4: Hoare triple {1967#true} call #t~ret14 := main(); {1967#true} is VALID [2018-11-23 10:40:21,015 INFO L273 TraceCheckUtils]: 5: Hoare triple {1967#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {1967#true} is VALID [2018-11-23 10:40:21,016 INFO L273 TraceCheckUtils]: 6: Hoare triple {1967#true} assume ~bvsgt32(~sign_extendFrom16To32(~SIZE~0), 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(2bv32, ~sign_extendFrom16To32(~SIZE~0)));~sum~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {1990#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-23 10:40:21,017 INFO L273 TraceCheckUtils]: 7: Hoare triple {1990#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {1994#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:40:21,018 INFO L273 TraceCheckUtils]: 8: Hoare triple {1994#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {1998#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:40:21,071 INFO L273 TraceCheckUtils]: 9: Hoare triple {1998#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:40:21,073 INFO L273 TraceCheckUtils]: 10: Hoare triple {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:40:21,073 INFO L273 TraceCheckUtils]: 11: Hoare triple {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:40:21,091 INFO L273 TraceCheckUtils]: 12: Hoare triple {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} ~i~0 := 0bv32; {2012#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:40:21,171 INFO L273 TraceCheckUtils]: 13: Hoare triple {2012#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2016#(and (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:40:21,177 INFO L273 TraceCheckUtils]: 14: Hoare triple {2016#(and (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {2020#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:40:21,179 INFO L273 TraceCheckUtils]: 15: Hoare triple {2020#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:40:21,180 INFO L273 TraceCheckUtils]: 16: Hoare triple {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:40:21,181 INFO L273 TraceCheckUtils]: 17: Hoare triple {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:40:21,182 INFO L273 TraceCheckUtils]: 18: Hoare triple {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} ~i~0 := 0bv32; {1990#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-23 10:40:21,183 INFO L273 TraceCheckUtils]: 19: Hoare triple {1990#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {1994#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:40:21,184 INFO L273 TraceCheckUtils]: 20: Hoare triple {1994#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {1998#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:40:21,236 INFO L273 TraceCheckUtils]: 21: Hoare triple {1998#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:40:21,239 INFO L273 TraceCheckUtils]: 22: Hoare triple {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:40:21,240 INFO L273 TraceCheckUtils]: 23: Hoare triple {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:40:21,241 INFO L273 TraceCheckUtils]: 24: Hoare triple {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} ~i~0 := 0bv32; {2012#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:40:21,311 INFO L273 TraceCheckUtils]: 25: Hoare triple {2012#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {2016#(and (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:40:21,312 INFO L273 TraceCheckUtils]: 26: Hoare triple {2016#(and (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2020#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:40:21,314 INFO L273 TraceCheckUtils]: 27: Hoare triple {2020#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:40:21,315 INFO L273 TraceCheckUtils]: 28: Hoare triple {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:40:21,316 INFO L273 TraceCheckUtils]: 29: Hoare triple {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:40:21,318 INFO L273 TraceCheckUtils]: 30: Hoare triple {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} ~i~0 := 0bv32; {1990#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-23 10:40:21,320 INFO L273 TraceCheckUtils]: 31: Hoare triple {1990#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {1994#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:40:21,321 INFO L273 TraceCheckUtils]: 32: Hoare triple {1994#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {1998#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:40:21,389 INFO L273 TraceCheckUtils]: 33: Hoare triple {1998#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:40:21,401 INFO L273 TraceCheckUtils]: 34: Hoare triple {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:40:21,402 INFO L273 TraceCheckUtils]: 35: Hoare triple {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} is VALID [2018-11-23 10:40:21,403 INFO L273 TraceCheckUtils]: 36: Hoare triple {2002#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)))} ~i~0 := 0bv32; {2012#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:40:21,433 INFO L273 TraceCheckUtils]: 37: Hoare triple {2012#(and (= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {2016#(and (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:40:21,435 INFO L273 TraceCheckUtils]: 38: Hoare triple {2016#(and (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2020#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:40:21,436 INFO L273 TraceCheckUtils]: 39: Hoare triple {2020#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {2097#(exists ((v_arrayElimCell_2 (_ BitVec 32)) (v_arrayElimCell_3 (_ BitVec 32))) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_2)))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_2))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_3))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_3)))) ((_ sign_extend 32) (_ bv0 32)))))} is VALID [2018-11-23 10:40:21,437 INFO L273 TraceCheckUtils]: 40: Hoare triple {2097#(exists ((v_arrayElimCell_2 (_ BitVec 32)) (v_arrayElimCell_3 (_ BitVec 32))) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_2)))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_2))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_3))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_3)))) ((_ sign_extend 32) (_ bv0 32)))))} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2097#(exists ((v_arrayElimCell_2 (_ BitVec 32)) (v_arrayElimCell_3 (_ BitVec 32))) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_2)))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_2))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_3))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_3)))) ((_ sign_extend 32) (_ bv0 32)))))} is VALID [2018-11-23 10:40:21,437 INFO L273 TraceCheckUtils]: 41: Hoare triple {2097#(exists ((v_arrayElimCell_2 (_ BitVec 32)) (v_arrayElimCell_3 (_ BitVec 32))) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_2)))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_2))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_3))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_3)))) ((_ sign_extend 32) (_ bv0 32)))))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2097#(exists ((v_arrayElimCell_2 (_ BitVec 32)) (v_arrayElimCell_3 (_ BitVec 32))) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_2)))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_2))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_3))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_3)))) ((_ sign_extend 32) (_ bv0 32)))))} is VALID [2018-11-23 10:40:21,438 INFO L256 TraceCheckUtils]: 42: Hoare triple {2097#(exists ((v_arrayElimCell_2 (_ BitVec 32)) (v_arrayElimCell_3 (_ BitVec 32))) (= main_~sum~0 (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_2)))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_2))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_3))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_3)))) ((_ sign_extend 32) (_ bv0 32)))))} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {2107#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:40:21,439 INFO L273 TraceCheckUtils]: 43: Hoare triple {2107#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {2111#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:40:21,439 INFO L273 TraceCheckUtils]: 44: Hoare triple {2111#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {1968#false} is VALID [2018-11-23 10:40:21,440 INFO L273 TraceCheckUtils]: 45: Hoare triple {1968#false} assume !false; {1968#false} is VALID [2018-11-23 10:40:21,460 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:40:21,460 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:40:25,920 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2018-11-23 10:40:25,971 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:40:25,986 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:40:26,052 INFO L303 Elim1Store]: Index analysis took 129 ms [2018-11-23 10:40:26,132 INFO L478 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 4 new quantified variables, introduced 4 case distinctions, treesize of input 42 treesize of output 95 [2018-11-23 10:40:26,237 INFO L267 ElimStorePlain]: Start of recursive call 3: 33 dim-0 vars, End of recursive call: 33 dim-0 vars, and 16 xjuncts. [2018-11-23 10:40:27,089 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 25 dim-0 vars, and 10 xjuncts. [2018-11-23 10:40:27,873 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 25 dim-0 vars, and 10 xjuncts. [2018-11-23 10:40:27,873 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:50, output treesize:408 [2018-11-23 10:40:28,338 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:40:28,338 WARN L384 uantifierElimination]: Input elimination task: ∀ [|#memory_int|, |main_~#a~0.base|]. (= (let ((.cse1 (bvmul (_ bv2 32) main_~i~0)) (.cse0 (select |#memory_int| |main_~#a~0.base|))) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select .cse0 |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select .cse0 (bvadd |main_~#a~0.offset| .cse1))))) main_~sum~0 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select .cse0 (bvadd |main_~#a~0.offset| .cse1 (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select .cse0 (bvadd |main_~#a~0.offset| (_ bv2 32))))))))) ((_ sign_extend 32) (_ bv0 32))) [2018-11-23 10:40:28,339 WARN L385 uantifierElimination]: ElimStorePlain result: ∀ [v_prenex_9, v_prenex_11, v_prenex_12, v_prenex_10, v_prenex_28, v_prenex_29, v_prenex_27, v_prenex_15, v_arrayElimCell_8, v_prenex_3, v_prenex_4, v_prenex_25, v_prenex_26, v_prenex_16, v_prenex_17, v_prenex_13, v_prenex_14, v_prenex_6, v_prenex_7, v_prenex_8, v_prenex_1, v_prenex_2, v_arrayElimCell_6, v_prenex_20, v_prenex_19]. (let ((.cse17 (bvmul (_ bv2 32) main_~i~0))) (let ((.cse14 (bvadd |main_~#a~0.offset| (_ bv2 32))) (.cse15 (bvadd |main_~#a~0.offset| .cse17 (_ bv2 32))) (.cse16 (bvadd |main_~#a~0.offset| .cse17))) (let ((.cse6 (= |main_~#a~0.offset| .cse16)) (.cse4 (= |main_~#a~0.offset| .cse15)) (.cse0 (= .cse16 .cse14)) (.cse1 (= .cse14 .cse15)) (.cse3 ((_ sign_extend 32) (_ bv0 32)))) (and (or .cse0 .cse1 (= (let ((.cse2 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_29))))) (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_28))) .cse2 main_~sum~0 (bvneg .cse2) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_27)))))) .cse3) .cse4) (or .cse0 .cse1 (= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_9)))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_11))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_12))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_10))))) .cse3) .cse4) (= (let ((.cse5 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_15))))) (bvadd (bvmul (_ bv2 64) .cse5) main_~sum~0 (bvmul (_ bv2 64) (bvneg .cse5)))) .cse3) (or .cse6 (= (let ((.cse7 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_3))))) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_8)))) .cse7 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_4))) main_~sum~0 (bvneg .cse7))) .cse3) .cse0 .cse4) (or .cse6 (= (let ((.cse8 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_26))))) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_25)))) (bvmul (_ bv2 64) .cse8) main_~sum~0 (bvneg .cse8))) .cse3) .cse4) (or (= .cse3 (let ((.cse9 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_17))))) (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_16))) .cse9 main_~sum~0 (bvmul (_ bv2 64) (bvneg .cse9))))) .cse1 .cse4) (or .cse6 .cse0 (= (let ((.cse10 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_13))))) (bvadd .cse10 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_14))) main_~sum~0 (bvmul (_ bv2 64) (bvneg .cse10)))) .cse3)) (or (= (let ((.cse11 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_8))))) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_6)))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_7))) .cse11 main_~sum~0 (bvneg .cse11))) .cse3) .cse1 .cse4) (or (= (let ((.cse12 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_1))))) (bvadd .cse12 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_2))) main_~sum~0 (bvneg .cse12) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_6)))))) .cse3) .cse0 .cse1) (or .cse0 .cse1 (= (let ((.cse13 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_20))))) (bvadd (bvmul (_ bv2 64) .cse13) main_~sum~0 (bvneg .cse13) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_19)))))) .cse3)))))) [2018-11-23 10:40:33,678 WARN L180 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 19 [2018-11-23 10:40:33,723 INFO L273 TraceCheckUtils]: 45: Hoare triple {1968#false} assume !false; {1968#false} is VALID [2018-11-23 10:40:33,724 INFO L273 TraceCheckUtils]: 44: Hoare triple {2121#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {1968#false} is VALID [2018-11-23 10:40:33,724 INFO L273 TraceCheckUtils]: 43: Hoare triple {2125#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {2121#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-23 10:40:33,726 INFO L256 TraceCheckUtils]: 42: Hoare triple {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {2125#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-23 10:40:33,726 INFO L273 TraceCheckUtils]: 41: Hoare triple {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:33,727 INFO L273 TraceCheckUtils]: 40: Hoare triple {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:33,729 INFO L273 TraceCheckUtils]: 39: Hoare triple {2139#(= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) main_~sum~0) ((_ sign_extend 32) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:35,741 INFO L273 TraceCheckUtils]: 38: Hoare triple {2143#(= (bvadd main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2139#(= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) main_~sum~0) ((_ sign_extend 32) (_ bv0 32)))} is UNKNOWN [2018-11-23 10:40:35,742 INFO L273 TraceCheckUtils]: 37: Hoare triple {2147#(= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {2143#(= (bvadd main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:35,743 INFO L273 TraceCheckUtils]: 36: Hoare triple {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} ~i~0 := 0bv32; {2147#(= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:35,743 INFO L273 TraceCheckUtils]: 35: Hoare triple {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is VALID [2018-11-23 10:40:35,744 INFO L273 TraceCheckUtils]: 34: Hoare triple {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is VALID [2018-11-23 10:40:35,750 INFO L273 TraceCheckUtils]: 33: Hoare triple {2161#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is VALID [2018-11-23 10:40:37,759 INFO L273 TraceCheckUtils]: 32: Hoare triple {2165#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2161#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is UNKNOWN [2018-11-23 10:40:39,765 INFO L273 TraceCheckUtils]: 31: Hoare triple {2169#(= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2165#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is UNKNOWN [2018-11-23 10:40:39,767 INFO L273 TraceCheckUtils]: 30: Hoare triple {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} ~i~0 := 0bv32; {2169#(= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:39,769 INFO L273 TraceCheckUtils]: 29: Hoare triple {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:39,771 INFO L273 TraceCheckUtils]: 28: Hoare triple {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:39,774 INFO L273 TraceCheckUtils]: 27: Hoare triple {2139#(= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) main_~sum~0) ((_ sign_extend 32) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:41,790 INFO L273 TraceCheckUtils]: 26: Hoare triple {2143#(= (bvadd main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2139#(= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) main_~sum~0) ((_ sign_extend 32) (_ bv0 32)))} is UNKNOWN [2018-11-23 10:40:41,793 INFO L273 TraceCheckUtils]: 25: Hoare triple {2147#(= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {2143#(= (bvadd main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:41,794 INFO L273 TraceCheckUtils]: 24: Hoare triple {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} ~i~0 := 0bv32; {2147#(= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:41,795 INFO L273 TraceCheckUtils]: 23: Hoare triple {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is VALID [2018-11-23 10:40:41,795 INFO L273 TraceCheckUtils]: 22: Hoare triple {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is VALID [2018-11-23 10:40:41,796 INFO L273 TraceCheckUtils]: 21: Hoare triple {2161#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is VALID [2018-11-23 10:40:43,803 INFO L273 TraceCheckUtils]: 20: Hoare triple {2165#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2161#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is UNKNOWN [2018-11-23 10:40:45,809 INFO L273 TraceCheckUtils]: 19: Hoare triple {2169#(= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {2165#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is UNKNOWN [2018-11-23 10:40:45,810 INFO L273 TraceCheckUtils]: 18: Hoare triple {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} ~i~0 := 0bv32; {2169#(= (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:45,811 INFO L273 TraceCheckUtils]: 17: Hoare triple {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:45,811 INFO L273 TraceCheckUtils]: 16: Hoare triple {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:45,812 INFO L273 TraceCheckUtils]: 15: Hoare triple {2139#(= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) main_~sum~0) ((_ sign_extend 32) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2129#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:47,821 INFO L273 TraceCheckUtils]: 14: Hoare triple {2143#(= (bvadd main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {2139#(= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) main_~sum~0) ((_ sign_extend 32) (_ bv0 32)))} is UNKNOWN [2018-11-23 10:40:47,823 INFO L273 TraceCheckUtils]: 13: Hoare triple {2147#(= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2143#(= (bvadd main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:47,826 INFO L273 TraceCheckUtils]: 12: Hoare triple {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} ~i~0 := 0bv32; {2147#(= (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))))) ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:40:47,827 INFO L273 TraceCheckUtils]: 11: Hoare triple {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is VALID [2018-11-23 10:40:47,828 INFO L273 TraceCheckUtils]: 10: Hoare triple {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is VALID [2018-11-23 10:40:47,834 INFO L273 TraceCheckUtils]: 9: Hoare triple {2161#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {2151#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is VALID [2018-11-23 10:40:49,842 INFO L273 TraceCheckUtils]: 8: Hoare triple {2165#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2161#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) main_~sum~0 (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is UNKNOWN [2018-11-23 10:40:49,844 INFO L273 TraceCheckUtils]: 7: Hoare triple {2242#(and (= (_ bv0 32) (bvmul (_ bv2 32) main_~i~0)) (forall ((v_prenex_15 (_ BitVec 32))) (= (bvadd main_~sum~0 (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_15)))) (bvmul (_ bv2 64) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_15)))))) ((_ sign_extend 32) (_ bv0 32)))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {2165#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) main_~sum~0 ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))))))} is VALID [2018-11-23 10:40:49,844 INFO L273 TraceCheckUtils]: 6: Hoare triple {1967#true} assume ~bvsgt32(~sign_extendFrom16To32(~SIZE~0), 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(2bv32, ~sign_extendFrom16To32(~SIZE~0)));~sum~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {2242#(and (= (_ bv0 32) (bvmul (_ bv2 32) main_~i~0)) (forall ((v_prenex_15 (_ BitVec 32))) (= (bvadd main_~sum~0 (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_15)))) (bvmul (_ bv2 64) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_prenex_15)))))) ((_ sign_extend 32) (_ bv0 32)))))} is VALID [2018-11-23 10:40:49,845 INFO L273 TraceCheckUtils]: 5: Hoare triple {1967#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {1967#true} is VALID [2018-11-23 10:40:49,845 INFO L256 TraceCheckUtils]: 4: Hoare triple {1967#true} call #t~ret14 := main(); {1967#true} is VALID [2018-11-23 10:40:49,845 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1967#true} {1967#true} #111#return; {1967#true} is VALID [2018-11-23 10:40:49,845 INFO L273 TraceCheckUtils]: 2: Hoare triple {1967#true} assume true; {1967#true} is VALID [2018-11-23 10:40:49,845 INFO L273 TraceCheckUtils]: 1: Hoare triple {1967#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {1967#true} is VALID [2018-11-23 10:40:49,846 INFO L256 TraceCheckUtils]: 0: Hoare triple {1967#true} call ULTIMATE.init(); {1967#true} is VALID [2018-11-23 10:40:49,854 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:40:49,856 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:40:49,856 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2018-11-23 10:40:49,857 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 46 [2018-11-23 10:40:49,857 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:40:49,857 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states. [2018-11-23 10:41:09,950 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 85 edges. 76 inductive. 0 not inductive. 9 times theorem prover too weak to decide inductivity. [2018-11-23 10:41:09,950 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-11-23 10:41:09,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-11-23 10:41:09,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=483, Unknown=1, NotChecked=0, Total=552 [2018-11-23 10:41:09,950 INFO L87 Difference]: Start difference. First operand 87 states and 97 transitions. Second operand 24 states. [2018-11-23 10:41:17,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:17,202 INFO L93 Difference]: Finished difference Result 116 states and 125 transitions. [2018-11-23 10:41:17,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 10:41:17,202 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 46 [2018-11-23 10:41:17,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:41:17,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-23 10:41:17,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 74 transitions. [2018-11-23 10:41:17,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-23 10:41:17,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 74 transitions. [2018-11-23 10:41:17,207 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 74 transitions. [2018-11-23 10:41:17,958 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:41:17,960 INFO L225 Difference]: With dead ends: 116 [2018-11-23 10:41:17,961 INFO L226 Difference]: Without dead ends: 81 [2018-11-23 10:41:17,962 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 56 SyntacticMatches, 13 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 10.3s TimeCoverageRelationStatistics Valid=74, Invalid=525, Unknown=1, NotChecked=0, Total=600 [2018-11-23 10:41:17,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-11-23 10:41:18,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2018-11-23 10:41:18,028 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:41:18,028 INFO L82 GeneralOperation]: Start isEquivalent. First operand 81 states. Second operand 81 states. [2018-11-23 10:41:18,029 INFO L74 IsIncluded]: Start isIncluded. First operand 81 states. Second operand 81 states. [2018-11-23 10:41:18,029 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 81 states. [2018-11-23 10:41:18,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:18,033 INFO L93 Difference]: Finished difference Result 81 states and 90 transitions. [2018-11-23 10:41:18,033 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2018-11-23 10:41:18,034 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:41:18,034 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:41:18,034 INFO L74 IsIncluded]: Start isIncluded. First operand 81 states. Second operand 81 states. [2018-11-23 10:41:18,034 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 81 states. [2018-11-23 10:41:18,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:18,038 INFO L93 Difference]: Finished difference Result 81 states and 90 transitions. [2018-11-23 10:41:18,038 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2018-11-23 10:41:18,038 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:41:18,038 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:41:18,039 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:41:18,039 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:41:18,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-11-23 10:41:18,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 90 transitions. [2018-11-23 10:41:18,042 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 90 transitions. Word has length 46 [2018-11-23 10:41:18,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:41:18,042 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 90 transitions. [2018-11-23 10:41:18,042 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-11-23 10:41:18,043 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2018-11-23 10:41:18,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 10:41:18,044 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:41:18,044 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:41:18,044 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:41:18,044 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:41:18,045 INFO L82 PathProgramCache]: Analyzing trace with hash 1123297651, now seen corresponding path program 3 times [2018-11-23 10:41:18,045 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:41:18,045 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:41:18,065 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-23 10:41:18,414 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-11-23 10:41:18,414 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:41:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:41:18,464 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:41:18,777 INFO L256 TraceCheckUtils]: 0: Hoare triple {2726#true} call ULTIMATE.init(); {2726#true} is VALID [2018-11-23 10:41:18,777 INFO L273 TraceCheckUtils]: 1: Hoare triple {2726#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {2726#true} is VALID [2018-11-23 10:41:18,778 INFO L273 TraceCheckUtils]: 2: Hoare triple {2726#true} assume true; {2726#true} is VALID [2018-11-23 10:41:18,778 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2726#true} {2726#true} #111#return; {2726#true} is VALID [2018-11-23 10:41:18,778 INFO L256 TraceCheckUtils]: 4: Hoare triple {2726#true} call #t~ret14 := main(); {2726#true} is VALID [2018-11-23 10:41:18,778 INFO L273 TraceCheckUtils]: 5: Hoare triple {2726#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {2726#true} is VALID [2018-11-23 10:41:18,780 INFO L273 TraceCheckUtils]: 6: Hoare triple {2726#true} assume ~bvsgt32(~sign_extendFrom16To32(~SIZE~0), 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(2bv32, ~sign_extendFrom16To32(~SIZE~0)));~sum~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {2749#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} is VALID [2018-11-23 10:41:18,781 INFO L273 TraceCheckUtils]: 7: Hoare triple {2749#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {2749#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} is VALID [2018-11-23 10:41:18,782 INFO L273 TraceCheckUtils]: 8: Hoare triple {2749#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2756#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:18,783 INFO L273 TraceCheckUtils]: 9: Hoare triple {2756#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {2756#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:18,785 INFO L273 TraceCheckUtils]: 10: Hoare triple {2756#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2763#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 10:41:18,786 INFO L273 TraceCheckUtils]: 11: Hoare triple {2763#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (_ bv2 32) main_~i~0))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {2767#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:41:18,787 INFO L273 TraceCheckUtils]: 12: Hoare triple {2767#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2767#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:41:18,790 INFO L273 TraceCheckUtils]: 13: Hoare triple {2767#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2767#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:41:18,790 INFO L273 TraceCheckUtils]: 14: Hoare triple {2767#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} ~i~0 := 0bv32; {2777#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:41:18,792 INFO L273 TraceCheckUtils]: 15: Hoare triple {2777#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= main_~i~0 (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2777#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:41:18,792 INFO L273 TraceCheckUtils]: 16: Hoare triple {2777#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= main_~i~0 (_ bv0 32)))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {2784#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:18,794 INFO L273 TraceCheckUtils]: 17: Hoare triple {2784#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2784#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:18,795 INFO L273 TraceCheckUtils]: 18: Hoare triple {2784#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {2791#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 10:41:18,796 INFO L273 TraceCheckUtils]: 19: Hoare triple {2791#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= (_ bv2 32) main_~i~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2727#false} is VALID [2018-11-23 10:41:18,796 INFO L273 TraceCheckUtils]: 20: Hoare triple {2727#false} ~i~0 := 0bv32; {2727#false} is VALID [2018-11-23 10:41:18,796 INFO L273 TraceCheckUtils]: 21: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {2727#false} is VALID [2018-11-23 10:41:18,797 INFO L273 TraceCheckUtils]: 22: Hoare triple {2727#false} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2727#false} is VALID [2018-11-23 10:41:18,797 INFO L273 TraceCheckUtils]: 23: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {2727#false} is VALID [2018-11-23 10:41:18,797 INFO L273 TraceCheckUtils]: 24: Hoare triple {2727#false} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2727#false} is VALID [2018-11-23 10:41:18,798 INFO L273 TraceCheckUtils]: 25: Hoare triple {2727#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2727#false} is VALID [2018-11-23 10:41:18,798 INFO L273 TraceCheckUtils]: 26: Hoare triple {2727#false} ~i~0 := 0bv32; {2727#false} is VALID [2018-11-23 10:41:18,799 INFO L273 TraceCheckUtils]: 27: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {2727#false} is VALID [2018-11-23 10:41:18,799 INFO L273 TraceCheckUtils]: 28: Hoare triple {2727#false} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2727#false} is VALID [2018-11-23 10:41:18,799 INFO L273 TraceCheckUtils]: 29: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {2727#false} is VALID [2018-11-23 10:41:18,800 INFO L273 TraceCheckUtils]: 30: Hoare triple {2727#false} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2727#false} is VALID [2018-11-23 10:41:18,800 INFO L273 TraceCheckUtils]: 31: Hoare triple {2727#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2727#false} is VALID [2018-11-23 10:41:18,800 INFO L273 TraceCheckUtils]: 32: Hoare triple {2727#false} ~i~0 := 0bv32; {2727#false} is VALID [2018-11-23 10:41:18,800 INFO L273 TraceCheckUtils]: 33: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2727#false} is VALID [2018-11-23 10:41:18,801 INFO L273 TraceCheckUtils]: 34: Hoare triple {2727#false} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2727#false} is VALID [2018-11-23 10:41:18,801 INFO L273 TraceCheckUtils]: 35: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2727#false} is VALID [2018-11-23 10:41:18,801 INFO L273 TraceCheckUtils]: 36: Hoare triple {2727#false} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2727#false} is VALID [2018-11-23 10:41:18,801 INFO L273 TraceCheckUtils]: 37: Hoare triple {2727#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2727#false} is VALID [2018-11-23 10:41:18,802 INFO L273 TraceCheckUtils]: 38: Hoare triple {2727#false} ~i~0 := 0bv32; {2727#false} is VALID [2018-11-23 10:41:18,802 INFO L273 TraceCheckUtils]: 39: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {2727#false} is VALID [2018-11-23 10:41:18,802 INFO L273 TraceCheckUtils]: 40: Hoare triple {2727#false} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2727#false} is VALID [2018-11-23 10:41:18,802 INFO L273 TraceCheckUtils]: 41: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {2727#false} is VALID [2018-11-23 10:41:18,802 INFO L273 TraceCheckUtils]: 42: Hoare triple {2727#false} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2727#false} is VALID [2018-11-23 10:41:18,803 INFO L273 TraceCheckUtils]: 43: Hoare triple {2727#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2727#false} is VALID [2018-11-23 10:41:18,803 INFO L256 TraceCheckUtils]: 44: Hoare triple {2727#false} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {2727#false} is VALID [2018-11-23 10:41:18,803 INFO L273 TraceCheckUtils]: 45: Hoare triple {2727#false} ~cond := #in~cond; {2727#false} is VALID [2018-11-23 10:41:18,803 INFO L273 TraceCheckUtils]: 46: Hoare triple {2727#false} assume 0bv32 == ~cond; {2727#false} is VALID [2018-11-23 10:41:18,804 INFO L273 TraceCheckUtils]: 47: Hoare triple {2727#false} assume !false; {2727#false} is VALID [2018-11-23 10:41:18,808 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 10:41:18,808 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:41:19,152 INFO L273 TraceCheckUtils]: 47: Hoare triple {2727#false} assume !false; {2727#false} is VALID [2018-11-23 10:41:19,153 INFO L273 TraceCheckUtils]: 46: Hoare triple {2727#false} assume 0bv32 == ~cond; {2727#false} is VALID [2018-11-23 10:41:19,153 INFO L273 TraceCheckUtils]: 45: Hoare triple {2727#false} ~cond := #in~cond; {2727#false} is VALID [2018-11-23 10:41:19,154 INFO L256 TraceCheckUtils]: 44: Hoare triple {2727#false} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {2727#false} is VALID [2018-11-23 10:41:19,154 INFO L273 TraceCheckUtils]: 43: Hoare triple {2727#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2727#false} is VALID [2018-11-23 10:41:19,154 INFO L273 TraceCheckUtils]: 42: Hoare triple {2727#false} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2727#false} is VALID [2018-11-23 10:41:19,155 INFO L273 TraceCheckUtils]: 41: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {2727#false} is VALID [2018-11-23 10:41:19,155 INFO L273 TraceCheckUtils]: 40: Hoare triple {2727#false} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2727#false} is VALID [2018-11-23 10:41:19,155 INFO L273 TraceCheckUtils]: 39: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {2727#false} is VALID [2018-11-23 10:41:19,155 INFO L273 TraceCheckUtils]: 38: Hoare triple {2727#false} ~i~0 := 0bv32; {2727#false} is VALID [2018-11-23 10:41:19,156 INFO L273 TraceCheckUtils]: 37: Hoare triple {2727#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2727#false} is VALID [2018-11-23 10:41:19,156 INFO L273 TraceCheckUtils]: 36: Hoare triple {2727#false} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2727#false} is VALID [2018-11-23 10:41:19,156 INFO L273 TraceCheckUtils]: 35: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2727#false} is VALID [2018-11-23 10:41:19,156 INFO L273 TraceCheckUtils]: 34: Hoare triple {2727#false} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2727#false} is VALID [2018-11-23 10:41:19,156 INFO L273 TraceCheckUtils]: 33: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2727#false} is VALID [2018-11-23 10:41:19,157 INFO L273 TraceCheckUtils]: 32: Hoare triple {2727#false} ~i~0 := 0bv32; {2727#false} is VALID [2018-11-23 10:41:19,157 INFO L273 TraceCheckUtils]: 31: Hoare triple {2727#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2727#false} is VALID [2018-11-23 10:41:19,157 INFO L273 TraceCheckUtils]: 30: Hoare triple {2727#false} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2727#false} is VALID [2018-11-23 10:41:19,157 INFO L273 TraceCheckUtils]: 29: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {2727#false} is VALID [2018-11-23 10:41:19,157 INFO L273 TraceCheckUtils]: 28: Hoare triple {2727#false} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2727#false} is VALID [2018-11-23 10:41:19,157 INFO L273 TraceCheckUtils]: 27: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {2727#false} is VALID [2018-11-23 10:41:19,158 INFO L273 TraceCheckUtils]: 26: Hoare triple {2727#false} ~i~0 := 0bv32; {2727#false} is VALID [2018-11-23 10:41:19,158 INFO L273 TraceCheckUtils]: 25: Hoare triple {2727#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2727#false} is VALID [2018-11-23 10:41:19,158 INFO L273 TraceCheckUtils]: 24: Hoare triple {2727#false} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2727#false} is VALID [2018-11-23 10:41:19,158 INFO L273 TraceCheckUtils]: 23: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {2727#false} is VALID [2018-11-23 10:41:19,158 INFO L273 TraceCheckUtils]: 22: Hoare triple {2727#false} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2727#false} is VALID [2018-11-23 10:41:19,158 INFO L273 TraceCheckUtils]: 21: Hoare triple {2727#false} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {2727#false} is VALID [2018-11-23 10:41:19,159 INFO L273 TraceCheckUtils]: 20: Hoare triple {2727#false} ~i~0 := 0bv32; {2727#false} is VALID [2018-11-23 10:41:19,159 INFO L273 TraceCheckUtils]: 19: Hoare triple {2963#(bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2727#false} is VALID [2018-11-23 10:41:19,160 INFO L273 TraceCheckUtils]: 18: Hoare triple {2967#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {2963#(bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:41:19,161 INFO L273 TraceCheckUtils]: 17: Hoare triple {2967#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2967#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:41:19,176 INFO L273 TraceCheckUtils]: 16: Hoare triple {2974#(bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {2967#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:41:19,176 INFO L273 TraceCheckUtils]: 15: Hoare triple {2974#(bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2974#(bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:41:19,177 INFO L273 TraceCheckUtils]: 14: Hoare triple {2767#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} ~i~0 := 0bv32; {2974#(bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:41:19,177 INFO L273 TraceCheckUtils]: 13: Hoare triple {2767#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2767#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:41:19,178 INFO L273 TraceCheckUtils]: 12: Hoare triple {2767#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2767#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:41:19,178 INFO L273 TraceCheckUtils]: 11: Hoare triple {2990#(or (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (not (bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {2767#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:41:19,180 INFO L273 TraceCheckUtils]: 10: Hoare triple {2994#(or (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (not (bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2990#(or (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (not (bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0))))} is VALID [2018-11-23 10:41:19,181 INFO L273 TraceCheckUtils]: 9: Hoare triple {2994#(or (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (not (bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {2994#(or (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (not (bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))))} is VALID [2018-11-23 10:41:19,201 INFO L273 TraceCheckUtils]: 8: Hoare triple {3001#(or (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (not (bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0))))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2994#(or (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (not (bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))))} is VALID [2018-11-23 10:41:19,201 INFO L273 TraceCheckUtils]: 7: Hoare triple {3001#(or (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (not (bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {3001#(or (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (not (bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0))))} is VALID [2018-11-23 10:41:19,202 INFO L273 TraceCheckUtils]: 6: Hoare triple {2726#true} assume ~bvsgt32(~sign_extendFrom16To32(~SIZE~0), 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(2bv32, ~sign_extendFrom16To32(~SIZE~0)));~sum~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {3001#(or (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (not (bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0))))} is VALID [2018-11-23 10:41:19,202 INFO L273 TraceCheckUtils]: 5: Hoare triple {2726#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {2726#true} is VALID [2018-11-23 10:41:19,202 INFO L256 TraceCheckUtils]: 4: Hoare triple {2726#true} call #t~ret14 := main(); {2726#true} is VALID [2018-11-23 10:41:19,202 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2726#true} {2726#true} #111#return; {2726#true} is VALID [2018-11-23 10:41:19,202 INFO L273 TraceCheckUtils]: 2: Hoare triple {2726#true} assume true; {2726#true} is VALID [2018-11-23 10:41:19,203 INFO L273 TraceCheckUtils]: 1: Hoare triple {2726#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {2726#true} is VALID [2018-11-23 10:41:19,203 INFO L256 TraceCheckUtils]: 0: Hoare triple {2726#true} call ULTIMATE.init(); {2726#true} is VALID [2018-11-23 10:41:19,204 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 10:41:19,206 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:41:19,206 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-11-23 10:41:19,207 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 48 [2018-11-23 10:41:19,208 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:41:19,208 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2018-11-23 10:41:19,324 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:41:19,324 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 10:41:19,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 10:41:19,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2018-11-23 10:41:19,325 INFO L87 Difference]: Start difference. First operand 81 states and 90 transitions. Second operand 15 states. [2018-11-23 10:41:21,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:21,238 INFO L93 Difference]: Finished difference Result 94 states and 103 transitions. [2018-11-23 10:41:21,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 10:41:21,238 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 48 [2018-11-23 10:41:21,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:41:21,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-23 10:41:21,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 95 transitions. [2018-11-23 10:41:21,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-23 10:41:21,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 95 transitions. [2018-11-23 10:41:21,245 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 95 transitions. [2018-11-23 10:41:21,419 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 95 edges. 95 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 10:41:21,421 INFO L225 Difference]: With dead ends: 94 [2018-11-23 10:41:21,421 INFO L226 Difference]: Without dead ends: 65 [2018-11-23 10:41:21,422 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2018-11-23 10:41:21,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-11-23 10:41:21,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 59. [2018-11-23 10:41:21,476 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:41:21,476 INFO L82 GeneralOperation]: Start isEquivalent. First operand 65 states. Second operand 59 states. [2018-11-23 10:41:21,476 INFO L74 IsIncluded]: Start isIncluded. First operand 65 states. Second operand 59 states. [2018-11-23 10:41:21,477 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 59 states. [2018-11-23 10:41:21,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:21,479 INFO L93 Difference]: Finished difference Result 65 states and 70 transitions. [2018-11-23 10:41:21,479 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2018-11-23 10:41:21,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:41:21,480 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:41:21,480 INFO L74 IsIncluded]: Start isIncluded. First operand 59 states. Second operand 65 states. [2018-11-23 10:41:21,480 INFO L87 Difference]: Start difference. First operand 59 states. Second operand 65 states. [2018-11-23 10:41:21,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:41:21,482 INFO L93 Difference]: Finished difference Result 65 states and 70 transitions. [2018-11-23 10:41:21,483 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2018-11-23 10:41:21,483 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:41:21,483 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:41:21,483 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:41:21,483 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:41:21,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-11-23 10:41:21,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 64 transitions. [2018-11-23 10:41:21,485 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 64 transitions. Word has length 48 [2018-11-23 10:41:21,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:41:21,486 INFO L480 AbstractCegarLoop]: Abstraction has 59 states and 64 transitions. [2018-11-23 10:41:21,486 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-23 10:41:21,486 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 64 transitions. [2018-11-23 10:41:21,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-11-23 10:41:21,487 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:41:21,487 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 10:41:21,487 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:41:21,487 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:41:21,487 INFO L82 PathProgramCache]: Analyzing trace with hash -1462197655, now seen corresponding path program 4 times [2018-11-23 10:41:21,488 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:41:21,488 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4nyu Starting monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 10:41:21,513 INFO L101 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-23 10:41:21,675 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-23 10:41:21,675 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:41:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 10:41:23,755 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:41:25,422 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 44 [2018-11-23 10:41:25,432 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 32 [2018-11-23 10:41:25,434 INFO L267 ElimStorePlain]: Start of recursive call 3: 3 dim-0 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-23 10:41:25,438 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-23 10:41:25,442 INFO L267 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2018-11-23 10:41:25,442 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:56, output treesize:32 [2018-11-23 10:41:25,713 INFO L256 TraceCheckUtils]: 0: Hoare triple {3387#true} call ULTIMATE.init(); {3387#true} is VALID [2018-11-23 10:41:25,713 INFO L273 TraceCheckUtils]: 1: Hoare triple {3387#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {3387#true} is VALID [2018-11-23 10:41:25,714 INFO L273 TraceCheckUtils]: 2: Hoare triple {3387#true} assume true; {3387#true} is VALID [2018-11-23 10:41:25,714 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {3387#true} {3387#true} #111#return; {3387#true} is VALID [2018-11-23 10:41:25,714 INFO L256 TraceCheckUtils]: 4: Hoare triple {3387#true} call #t~ret14 := main(); {3387#true} is VALID [2018-11-23 10:41:25,714 INFO L273 TraceCheckUtils]: 5: Hoare triple {3387#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {3387#true} is VALID [2018-11-23 10:41:25,723 INFO L273 TraceCheckUtils]: 6: Hoare triple {3387#true} assume ~bvsgt32(~sign_extendFrom16To32(~SIZE~0), 1bv32);havoc ~i~0;call ~#a~0.base, ~#a~0.offset := #Ultimate.alloc(~bvmul32(2bv32, ~sign_extendFrom16To32(~SIZE~0)));~sum~0 := ~sign_extendFrom32To64(0bv32);~i~0 := 0bv32; {3410#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-23 10:41:25,731 INFO L273 TraceCheckUtils]: 7: Hoare triple {3410#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {3414#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:41:25,732 INFO L273 TraceCheckUtils]: 8: Hoare triple {3414#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3418#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:25,733 INFO L273 TraceCheckUtils]: 9: Hoare triple {3418#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {3422#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:25,735 INFO L273 TraceCheckUtils]: 10: Hoare triple {3422#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3426#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967292 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 10:41:25,790 INFO L273 TraceCheckUtils]: 11: Hoare triple {3426#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967292 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~i~0))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem3 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem3)));havoc #t~mem3; {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:25,791 INFO L273 TraceCheckUtils]: 12: Hoare triple {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:25,791 INFO L273 TraceCheckUtils]: 13: Hoare triple {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:25,792 INFO L273 TraceCheckUtils]: 14: Hoare triple {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} ~i~0 := 0bv32; {3440#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:25,899 INFO L273 TraceCheckUtils]: 15: Hoare triple {3440#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {3444#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:25,900 INFO L273 TraceCheckUtils]: 16: Hoare triple {3444#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {3448#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:25,999 INFO L273 TraceCheckUtils]: 17: Hoare triple {3448#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {3452#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:26,002 INFO L273 TraceCheckUtils]: 18: Hoare triple {3452#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {3456#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 10:41:26,022 INFO L273 TraceCheckUtils]: 19: Hoare triple {3456#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~i~0))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {3460#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32))))))))))} is VALID [2018-11-23 10:41:26,023 INFO L273 TraceCheckUtils]: 20: Hoare triple {3460#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32))))))))))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {3460#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32))))))))))} is VALID [2018-11-23 10:41:26,024 INFO L273 TraceCheckUtils]: 21: Hoare triple {3460#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32))))))))))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {3460#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32))))))))))} is VALID [2018-11-23 10:41:26,024 INFO L273 TraceCheckUtils]: 22: Hoare triple {3460#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32))))))))))} ~i~0 := 0bv32; {3410#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-23 10:41:26,025 INFO L273 TraceCheckUtils]: 23: Hoare triple {3410#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {3414#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:41:26,026 INFO L273 TraceCheckUtils]: 24: Hoare triple {3414#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {3418#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:26,027 INFO L273 TraceCheckUtils]: 25: Hoare triple {3418#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {3422#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:26,030 INFO L273 TraceCheckUtils]: 26: Hoare triple {3422#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {3426#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967292 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 10:41:26,307 INFO L273 TraceCheckUtils]: 27: Hoare triple {3426#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967292 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~i~0))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem7 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem7)));havoc #t~mem7; {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:26,308 INFO L273 TraceCheckUtils]: 28: Hoare triple {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:26,309 INFO L273 TraceCheckUtils]: 29: Hoare triple {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:26,309 INFO L273 TraceCheckUtils]: 30: Hoare triple {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} ~i~0 := 0bv32; {3440#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:26,431 INFO L273 TraceCheckUtils]: 31: Hoare triple {3440#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {3444#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:26,432 INFO L273 TraceCheckUtils]: 32: Hoare triple {3444#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {3448#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:26,503 INFO L273 TraceCheckUtils]: 33: Hoare triple {3448#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {3452#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:26,507 INFO L273 TraceCheckUtils]: 34: Hoare triple {3452#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {3456#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 10:41:26,523 INFO L273 TraceCheckUtils]: 35: Hoare triple {3456#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~i~0))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem9 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem9)));havoc #t~mem9; {3460#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32))))))))))} is VALID [2018-11-23 10:41:26,524 INFO L273 TraceCheckUtils]: 36: Hoare triple {3460#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32))))))))))} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {3460#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32))))))))))} is VALID [2018-11-23 10:41:26,524 INFO L273 TraceCheckUtils]: 37: Hoare triple {3460#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32))))))))))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {3460#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32))))))))))} is VALID [2018-11-23 10:41:26,525 INFO L273 TraceCheckUtils]: 38: Hoare triple {3460#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32))))))))))} ~i~0 := 0bv32; {3410#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 ((_ sign_extend 32) (_ bv0 32))))} is VALID [2018-11-23 10:41:26,527 INFO L273 TraceCheckUtils]: 39: Hoare triple {3410#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 ((_ sign_extend 32) (_ bv0 32))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {3414#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:41:26,545 INFO L273 TraceCheckUtils]: 40: Hoare triple {3414#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)))} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {3418#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:26,560 INFO L273 TraceCheckUtils]: 41: Hoare triple {3418#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {3422#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:26,576 INFO L273 TraceCheckUtils]: 42: Hoare triple {3422#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0)))))) ((_ sign_extend 32) (_ bv0 32)))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {3426#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967292 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 10:41:26,631 INFO L273 TraceCheckUtils]: 43: Hoare triple {3426#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967292 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32)))))) ((_ sign_extend 32) (_ bv0 32)))) (= |main_~#a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~i~0))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem11 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:26,632 INFO L273 TraceCheckUtils]: 44: Hoare triple {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:26,633 INFO L273 TraceCheckUtils]: 45: Hoare triple {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:26,634 INFO L273 TraceCheckUtils]: 46: Hoare triple {3430#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} ~i~0 := 0bv32; {3440#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:26,720 INFO L273 TraceCheckUtils]: 47: Hoare triple {3440#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {3444#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} is VALID [2018-11-23 10:41:26,721 INFO L273 TraceCheckUtils]: 48: Hoare triple {3444#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))))} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {3448#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:26,811 INFO L273 TraceCheckUtils]: 49: Hoare triple {3448#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {3452#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:41:26,814 INFO L273 TraceCheckUtils]: 50: Hoare triple {3452#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {3456#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 10:41:26,900 INFO L273 TraceCheckUtils]: 51: Hoare triple {3456#(and (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv4 32)))))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) (bvadd |main_~#a~0.offset| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32))))))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) (= |main_~#a~0.offset| (_ bv0 32)) (= (_ bv2 32) main_~i~0))} assume !!~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0));call #t~mem13 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem13)));havoc #t~mem13; {3557#(exists ((v_arrayElimCell_10 (_ BitVec 32)) (v_arrayElimCell_11 (_ BitVec 32)) (v_arrayElimCell_12 (_ BitVec 32))) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_12))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_11))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_10))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_11)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_12)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_10)))))))} is VALID [2018-11-23 10:41:26,901 INFO L273 TraceCheckUtils]: 52: Hoare triple {3557#(exists ((v_arrayElimCell_10 (_ BitVec 32)) (v_arrayElimCell_11 (_ BitVec 32)) (v_arrayElimCell_12 (_ BitVec 32))) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_12))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_11))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_10))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_11)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_12)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_10)))))))} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {3557#(exists ((v_arrayElimCell_10 (_ BitVec 32)) (v_arrayElimCell_11 (_ BitVec 32)) (v_arrayElimCell_12 (_ BitVec 32))) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_12))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_11))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_10))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_11)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_12)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_10)))))))} is VALID [2018-11-23 10:41:26,901 INFO L273 TraceCheckUtils]: 53: Hoare triple {3557#(exists ((v_arrayElimCell_10 (_ BitVec 32)) (v_arrayElimCell_11 (_ BitVec 32)) (v_arrayElimCell_12 (_ BitVec 32))) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_12))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_11))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_10))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_11)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_12)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_10)))))))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {3557#(exists ((v_arrayElimCell_10 (_ BitVec 32)) (v_arrayElimCell_11 (_ BitVec 32)) (v_arrayElimCell_12 (_ BitVec 32))) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_12))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_11))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_10))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_11)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_12)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_10)))))))} is VALID [2018-11-23 10:41:26,902 INFO L256 TraceCheckUtils]: 54: Hoare triple {3557#(exists ((v_arrayElimCell_10 (_ BitVec 32)) (v_arrayElimCell_11 (_ BitVec 32)) (v_arrayElimCell_12 (_ BitVec 32))) (= main_~sum~0 (bvadd ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_12))) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_11))) ((_ sign_extend 32) (_ bv0 32)) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_10))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_11)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_12)))) (bvneg ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) v_arrayElimCell_10)))))))} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {3567#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:41:26,903 INFO L273 TraceCheckUtils]: 55: Hoare triple {3567#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {3571#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:41:26,903 INFO L273 TraceCheckUtils]: 56: Hoare triple {3571#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {3388#false} is VALID [2018-11-23 10:41:26,903 INFO L273 TraceCheckUtils]: 57: Hoare triple {3388#false} assume !false; {3388#false} is VALID [2018-11-23 10:41:26,927 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 10:41:26,927 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:41:43,876 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 62 [2018-11-23 10:41:43,932 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:41:43,956 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:41:43,965 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:41:43,965 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:41:43,987 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:41:43,988 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:41:44,120 INFO L303 Elim1Store]: Index analysis took 240 ms [2018-11-23 10:41:44,305 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 62 treesize of output 213 [2018-11-23 10:41:44,306 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2018-11-23 10:41:52,460 INFO L267 ElimStorePlain]: Start of recursive call 3: 1015 dim-0 vars, End of recursive call: 1015 dim-0 vars, and 512 xjuncts.