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_sum_m3_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 10:43:48,171 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 10:43:48,179 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 10:43:48,190 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 10:43:48,191 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 10:43:48,192 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 10:43:48,194 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 10:43:48,196 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 10:43:48,199 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 10:43:48,200 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 10:43:48,206 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 10:43:48,206 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 10:43:48,207 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 10:43:48,210 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 10:43:48,211 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 10:43:48,212 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 10:43:48,215 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 10:43:48,216 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 10:43:48,219 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 10:43:48,221 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 10:43:48,222 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 10:43:48,224 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 10:43:48,228 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 10:43:48,229 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 10:43:48,229 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 10:43:48,230 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 10:43:48,231 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 10:43:48,232 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 10:43:48,233 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 10:43:48,234 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 10:43:48,234 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 10:43:48,235 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 10:43:48,235 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 10:43:48,235 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 10:43:48,239 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 10:43:48,239 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 10:43:48,240 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 10:43:48,257 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 10:43:48,257 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 10:43:48,258 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 10:43:48,258 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 10:43:48,260 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 10:43:48,260 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 10:43:48,260 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 10:43:48,260 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 10:43:48,260 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 10:43:48,261 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 10:43:48,261 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 10:43:48,261 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 10:43:48,261 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 10:43:48,261 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 10:43:48,263 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 10:43:48,263 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 10:43:48,263 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 10:43:48,263 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 10:43:48,263 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 10:43:48,264 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 10:43:48,264 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 10:43:48,264 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 10:43:48,264 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 10:43:48,264 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 10:43:48,264 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 10:43:48,266 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 10:43:48,266 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 10:43:48,266 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 10:43:48,267 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 10:43:48,267 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 10:43:48,267 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 10:43:48,267 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 10:43:48,267 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 10:43:48,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 10:43:48,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 10:43:48,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 10:43:48,354 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 10:43:48,354 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 10:43:48,355 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-crafted/zero_sum_m3_true-unreach-call.c [2018-11-23 10:43:48,414 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59d9005d3/bc11588ff3f24ba39675fdc36bb889b9/FLAG4f3d29888 [2018-11-23 10:43:48,829 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 10:43:48,829 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-crafted/zero_sum_m3_true-unreach-call.c [2018-11-23 10:43:48,835 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59d9005d3/bc11588ff3f24ba39675fdc36bb889b9/FLAG4f3d29888 [2018-11-23 10:43:49,214 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59d9005d3/bc11588ff3f24ba39675fdc36bb889b9 [2018-11-23 10:43:49,223 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 10:43:49,224 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 10:43:49,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 10:43:49,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 10:43:49,230 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 10:43:49,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:43:49" (1/1) ... [2018-11-23 10:43:49,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f288c61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49, skipping insertion in model container [2018-11-23 10:43:49,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:43:49" (1/1) ... [2018-11-23 10:43:49,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 10:43:49,273 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 10:43:49,530 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 10:43:49,535 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 10:43:49,568 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 10:43:49,594 INFO L195 MainTranslator]: Completed translation [2018-11-23 10:43:49,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49 WrapperNode [2018-11-23 10:43:49,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 10:43:49,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 10:43:49,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 10:43:49,596 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 10:43:49,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49" (1/1) ... [2018-11-23 10:43:49,616 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49" (1/1) ... [2018-11-23 10:43:49,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 10:43:49,624 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 10:43:49,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 10:43:49,625 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 10:43:49,635 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49" (1/1) ... [2018-11-23 10:43:49,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49" (1/1) ... [2018-11-23 10:43:49,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49" (1/1) ... [2018-11-23 10:43:49,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49" (1/1) ... [2018-11-23 10:43:49,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49" (1/1) ... [2018-11-23 10:43:49,662 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49" (1/1) ... [2018-11-23 10:43:49,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49" (1/1) ... [2018-11-23 10:43:49,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 10:43:49,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 10:43:49,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 10:43:49,670 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 10:43:49,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49" (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 10:43:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 10:43:49,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 10:43:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 10:43:49,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-23 10:43:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 10:43:49,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 10:43:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 10:43:49,794 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 10:43:49,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-23 10:43:49,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-23 10:43:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 10:43:50,542 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 10:43:50,543 INFO L280 CfgBuilder]: Removed 6 assue(true) statements. [2018-11-23 10:43:50,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:43:50 BoogieIcfgContainer [2018-11-23 10:43:50,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 10:43:50,545 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 10:43:50,545 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 10:43:50,548 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 10:43:50,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:43:49" (1/3) ... [2018-11-23 10:43:50,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7155a886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:43:50, skipping insertion in model container [2018-11-23 10:43:50,550 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:43:49" (2/3) ... [2018-11-23 10:43:50,550 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7155a886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:43:50, skipping insertion in model container [2018-11-23 10:43:50,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:43:50" (3/3) ... [2018-11-23 10:43:50,552 INFO L112 eAbstractionObserver]: Analyzing ICFG zero_sum_m3_true-unreach-call.c [2018-11-23 10:43:50,563 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 10:43:50,571 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 10:43:50,590 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 10:43:50,623 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 10:43:50,623 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 10:43:50,624 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 10:43:50,624 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 10:43:50,624 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 10:43:50,624 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 10:43:50,625 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 10:43:50,625 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 10:43:50,625 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 10:43:50,644 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states. [2018-11-23 10:43:50,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 10:43:50,652 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:43:50,653 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 10:43:50,656 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:43:50,662 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:43:50,662 INFO L82 PathProgramCache]: Analyzing trace with hash 97734111, now seen corresponding path program 1 times [2018-11-23 10:43:50,667 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:43:50,668 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 10:43:50,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:43:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:43:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:43:50,791 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:43:50,929 INFO L256 TraceCheckUtils]: 0: Hoare triple {40#true} call ULTIMATE.init(); {40#true} is VALID [2018-11-23 10:43:50,934 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 10:43:50,935 INFO L273 TraceCheckUtils]: 2: Hoare triple {40#true} assume true; {40#true} is VALID [2018-11-23 10:43:50,935 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {40#true} {40#true} #111#return; {40#true} is VALID [2018-11-23 10:43:50,935 INFO L256 TraceCheckUtils]: 4: Hoare triple {40#true} call #t~ret14 := main(); {40#true} is VALID [2018-11-23 10:43:50,936 INFO L273 TraceCheckUtils]: 5: Hoare triple {40#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {40#true} is VALID [2018-11-23 10:43:50,936 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 10:43:50,949 INFO L273 TraceCheckUtils]: 7: Hoare triple {40#true} assume !true; {41#false} is VALID [2018-11-23 10:43:50,950 INFO L273 TraceCheckUtils]: 8: Hoare triple {41#false} ~i~0 := 0bv32; {41#false} is VALID [2018-11-23 10:43:50,950 INFO L273 TraceCheckUtils]: 9: Hoare triple {41#false} assume !true; {41#false} is VALID [2018-11-23 10:43:50,951 INFO L273 TraceCheckUtils]: 10: Hoare triple {41#false} ~i~0 := 0bv32; {41#false} is VALID [2018-11-23 10:43:50,951 INFO L273 TraceCheckUtils]: 11: Hoare triple {41#false} assume !true; {41#false} is VALID [2018-11-23 10:43:50,951 INFO L273 TraceCheckUtils]: 12: Hoare triple {41#false} ~i~0 := 0bv32; {41#false} is VALID [2018-11-23 10:43:50,952 INFO L273 TraceCheckUtils]: 13: Hoare triple {41#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {41#false} is VALID [2018-11-23 10:43:50,952 INFO L273 TraceCheckUtils]: 14: Hoare triple {41#false} ~i~0 := 0bv32; {41#false} is VALID [2018-11-23 10:43:50,952 INFO L273 TraceCheckUtils]: 15: Hoare triple {41#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {41#false} is VALID [2018-11-23 10:43:50,953 INFO L273 TraceCheckUtils]: 16: Hoare triple {41#false} ~i~0 := 0bv32; {41#false} is VALID [2018-11-23 10:43:50,953 INFO L273 TraceCheckUtils]: 17: Hoare triple {41#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {41#false} is VALID [2018-11-23 10:43:50,953 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 10:43:50,954 INFO L273 TraceCheckUtils]: 19: Hoare triple {41#false} ~cond := #in~cond; {41#false} is VALID [2018-11-23 10:43:50,954 INFO L273 TraceCheckUtils]: 20: Hoare triple {41#false} assume 0bv32 == ~cond; {41#false} is VALID [2018-11-23 10:43:50,954 INFO L273 TraceCheckUtils]: 21: Hoare triple {41#false} assume !false; {41#false} is VALID [2018-11-23 10:43:50,959 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 10:43:50,959 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 10:43:50,968 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:43:50,968 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 10:43:50,975 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-11-23 10:43:50,979 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:43:50,984 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-23 10:43:51,266 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 10:43:51,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 10:43:51,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 10:43:51,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 10:43:51,277 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 2 states. [2018-11-23 10:43:51,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:51,406 INFO L93 Difference]: Finished difference Result 65 states and 89 transitions. [2018-11-23 10:43:51,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 10:43:51,406 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 22 [2018-11-23 10:43:51,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:43:51,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 10:43:51,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 89 transitions. [2018-11-23 10:43:51,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 10:43:51,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 89 transitions. [2018-11-23 10:43:51,423 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 89 transitions. [2018-11-23 10:43:51,789 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 10:43:51,812 INFO L225 Difference]: With dead ends: 65 [2018-11-23 10:43:51,812 INFO L226 Difference]: Without dead ends: 29 [2018-11-23 10:43:51,817 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 10:43:51,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2018-11-23 10:43:52,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 29. [2018-11-23 10:43:52,014 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:43:52,015 INFO L82 GeneralOperation]: Start isEquivalent. First operand 29 states. Second operand 29 states. [2018-11-23 10:43:52,016 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand 29 states. [2018-11-23 10:43:52,017 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 29 states. [2018-11-23 10:43:52,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:52,024 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2018-11-23 10:43:52,024 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2018-11-23 10:43:52,025 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:43:52,025 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:43:52,026 INFO L74 IsIncluded]: Start isIncluded. First operand 29 states. Second operand 29 states. [2018-11-23 10:43:52,026 INFO L87 Difference]: Start difference. First operand 29 states. Second operand 29 states. [2018-11-23 10:43:52,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:52,034 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2018-11-23 10:43:52,034 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2018-11-23 10:43:52,036 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:43:52,036 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:43:52,037 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:43:52,037 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:43:52,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-11-23 10:43:52,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 34 transitions. [2018-11-23 10:43:52,045 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 34 transitions. Word has length 22 [2018-11-23 10:43:52,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:43:52,045 INFO L480 AbstractCegarLoop]: Abstraction has 29 states and 34 transitions. [2018-11-23 10:43:52,046 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 10:43:52,046 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2018-11-23 10:43:52,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-11-23 10:43:52,047 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:43:52,048 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 10:43:52,048 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:43:52,049 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:43:52,049 INFO L82 PathProgramCache]: Analyzing trace with hash -700417843, now seen corresponding path program 1 times [2018-11-23 10:43:52,050 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:43:52,050 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 10:43:52,080 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:43:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:43:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:43:52,149 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:43:52,678 INFO L256 TraceCheckUtils]: 0: Hoare triple {290#true} call ULTIMATE.init(); {290#true} is VALID [2018-11-23 10:43:52,679 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 10:43:52,679 INFO L273 TraceCheckUtils]: 2: Hoare triple {290#true} assume true; {290#true} is VALID [2018-11-23 10:43:52,679 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {290#true} {290#true} #111#return; {290#true} is VALID [2018-11-23 10:43:52,680 INFO L256 TraceCheckUtils]: 4: Hoare triple {290#true} call #t~ret14 := main(); {290#true} is VALID [2018-11-23 10:43:52,682 INFO L273 TraceCheckUtils]: 5: Hoare triple {290#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {290#true} is VALID [2018-11-23 10:43:52,700 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 10:43:52,709 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 10:43:52,722 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 10:43:52,734 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 10:43:52,748 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 10:43:52,757 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 10:43:52,770 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 10:43:52,782 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 10:43:52,795 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 10:43:52,808 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 10:43:52,821 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 10:43:52,834 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 10:43:52,847 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 10:43:52,860 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 10:43:52,873 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 10:43:52,874 INFO L273 TraceCheckUtils]: 21: Hoare triple {291#false} assume !false; {291#false} is VALID [2018-11-23 10:43:52,876 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 10:43:52,876 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 10:43:52,878 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:43:52,879 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 10:43:52,880 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-11-23 10:43:52,882 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:43:52,882 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2018-11-23 10:43:52,958 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 10:43:52,959 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 10:43:52,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 10:43:52,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 10:43:52,960 INFO L87 Difference]: Start difference. First operand 29 states and 34 transitions. Second operand 5 states. [2018-11-23 10:43:53,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:53,790 INFO L93 Difference]: Finished difference Result 45 states and 55 transitions. [2018-11-23 10:43:53,790 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 10:43:53,791 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-11-23 10:43:53,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:43:53,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 10:43:53,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 55 transitions. [2018-11-23 10:43:53,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 10:43:53,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 55 transitions. [2018-11-23 10:43:53,796 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 55 transitions. [2018-11-23 10:43:53,936 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 10:43:53,939 INFO L225 Difference]: With dead ends: 45 [2018-11-23 10:43:53,939 INFO L226 Difference]: Without dead ends: 40 [2018-11-23 10:43:53,940 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-23 10:43:53,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-11-23 10:43:53,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-11-23 10:43:53,968 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:43:53,968 INFO L82 GeneralOperation]: Start isEquivalent. First operand 40 states. Second operand 40 states. [2018-11-23 10:43:53,969 INFO L74 IsIncluded]: Start isIncluded. First operand 40 states. Second operand 40 states. [2018-11-23 10:43:53,969 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 40 states. [2018-11-23 10:43:53,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:53,972 INFO L93 Difference]: Finished difference Result 40 states and 50 transitions. [2018-11-23 10:43:53,972 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2018-11-23 10:43:53,973 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:43:53,973 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:43:53,973 INFO L74 IsIncluded]: Start isIncluded. First operand 40 states. Second operand 40 states. [2018-11-23 10:43:53,974 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 40 states. [2018-11-23 10:43:53,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:53,977 INFO L93 Difference]: Finished difference Result 40 states and 50 transitions. [2018-11-23 10:43:53,977 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2018-11-23 10:43:53,978 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:43:53,978 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:43:53,978 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:43:53,978 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:43:53,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-23 10:43:53,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 50 transitions. [2018-11-23 10:43:53,981 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 50 transitions. Word has length 22 [2018-11-23 10:43:53,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:43:53,982 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 50 transitions. [2018-11-23 10:43:53,982 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 10:43:53,982 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2018-11-23 10:43:53,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-23 10:43:53,983 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:43:53,983 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 10:43:53,984 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:43:53,984 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:43:53,984 INFO L82 PathProgramCache]: Analyzing trace with hash 984047371, now seen corresponding path program 1 times [2018-11-23 10:43:53,985 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:43:53,985 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 10:43:54,004 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 10:43:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:43:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:43:54,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:43:54,185 INFO L256 TraceCheckUtils]: 0: Hoare triple {565#true} call ULTIMATE.init(); {565#true} is VALID [2018-11-23 10:43:54,186 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 10:43:54,186 INFO L273 TraceCheckUtils]: 2: Hoare triple {565#true} assume true; {565#true} is VALID [2018-11-23 10:43:54,186 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {565#true} {565#true} #111#return; {565#true} is VALID [2018-11-23 10:43:54,187 INFO L256 TraceCheckUtils]: 4: Hoare triple {565#true} call #t~ret14 := main(); {565#true} is VALID [2018-11-23 10:43:54,187 INFO L273 TraceCheckUtils]: 5: Hoare triple {565#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {565#true} is VALID [2018-11-23 10:43:54,188 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 10:43:54,191 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 10:43:54,192 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 10:43:54,193 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 10:43:54,194 INFO L273 TraceCheckUtils]: 10: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:43:54,194 INFO L273 TraceCheckUtils]: 11: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:43:54,194 INFO L273 TraceCheckUtils]: 12: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:43:54,195 INFO L273 TraceCheckUtils]: 13: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:43:54,195 INFO L273 TraceCheckUtils]: 14: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:43:54,195 INFO L273 TraceCheckUtils]: 15: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:43:54,195 INFO L273 TraceCheckUtils]: 16: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:43:54,196 INFO L273 TraceCheckUtils]: 17: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:43:54,196 INFO L273 TraceCheckUtils]: 18: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:43:54,197 INFO L273 TraceCheckUtils]: 19: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:43:54,197 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 10:43:54,197 INFO L273 TraceCheckUtils]: 21: Hoare triple {566#false} ~cond := #in~cond; {566#false} is VALID [2018-11-23 10:43:54,198 INFO L273 TraceCheckUtils]: 22: Hoare triple {566#false} assume 0bv32 == ~cond; {566#false} is VALID [2018-11-23 10:43:54,198 INFO L273 TraceCheckUtils]: 23: Hoare triple {566#false} assume !false; {566#false} is VALID [2018-11-23 10:43:54,200 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 10:43:54,200 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:43:54,375 INFO L273 TraceCheckUtils]: 23: Hoare triple {566#false} assume !false; {566#false} is VALID [2018-11-23 10:43:54,375 INFO L273 TraceCheckUtils]: 22: Hoare triple {566#false} assume 0bv32 == ~cond; {566#false} is VALID [2018-11-23 10:43:54,375 INFO L273 TraceCheckUtils]: 21: Hoare triple {566#false} ~cond := #in~cond; {566#false} is VALID [2018-11-23 10:43:54,376 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 10:43:54,376 INFO L273 TraceCheckUtils]: 19: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:43:54,376 INFO L273 TraceCheckUtils]: 18: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:43:54,377 INFO L273 TraceCheckUtils]: 17: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:43:54,377 INFO L273 TraceCheckUtils]: 16: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:43:54,377 INFO L273 TraceCheckUtils]: 15: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:43:54,377 INFO L273 TraceCheckUtils]: 14: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:43:54,378 INFO L273 TraceCheckUtils]: 13: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:43:54,378 INFO L273 TraceCheckUtils]: 12: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:43:54,378 INFO L273 TraceCheckUtils]: 11: Hoare triple {566#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {566#false} is VALID [2018-11-23 10:43:54,379 INFO L273 TraceCheckUtils]: 10: Hoare triple {566#false} ~i~0 := 0bv32; {566#false} is VALID [2018-11-23 10:43:54,380 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 10:43:54,382 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 10:43:54,383 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 10:43:54,384 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 10:43:54,384 INFO L273 TraceCheckUtils]: 5: Hoare triple {565#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {565#true} is VALID [2018-11-23 10:43:54,384 INFO L256 TraceCheckUtils]: 4: Hoare triple {565#true} call #t~ret14 := main(); {565#true} is VALID [2018-11-23 10:43:54,385 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {565#true} {565#true} #111#return; {565#true} is VALID [2018-11-23 10:43:54,385 INFO L273 TraceCheckUtils]: 2: Hoare triple {565#true} assume true; {565#true} is VALID [2018-11-23 10:43:54,386 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 10:43:54,386 INFO L256 TraceCheckUtils]: 0: Hoare triple {565#true} call ULTIMATE.init(); {565#true} is VALID [2018-11-23 10:43:54,388 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 10:43:54,391 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:43:54,391 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2018-11-23 10:43:54,392 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2018-11-23 10:43:54,392 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:43:54,392 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2018-11-23 10:43:54,490 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 10:43:54,490 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 10:43:54,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 10:43:54,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-11-23 10:43:54,491 INFO L87 Difference]: Start difference. First operand 40 states and 50 transitions. Second operand 6 states. [2018-11-23 10:43:55,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:55,115 INFO L93 Difference]: Finished difference Result 63 states and 78 transitions. [2018-11-23 10:43:55,115 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 10:43:55,116 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 24 [2018-11-23 10:43:55,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:43:55,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 10:43:55,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 64 transitions. [2018-11-23 10:43:55,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2018-11-23 10:43:55,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 64 transitions. [2018-11-23 10:43:55,121 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 64 transitions. [2018-11-23 10:43:55,222 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 10:43:55,224 INFO L225 Difference]: With dead ends: 63 [2018-11-23 10:43:55,225 INFO L226 Difference]: Without dead ends: 33 [2018-11-23 10:43:55,226 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 10:43:55,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2018-11-23 10:43:55,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 32. [2018-11-23 10:43:55,237 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:43:55,237 INFO L82 GeneralOperation]: Start isEquivalent. First operand 33 states. Second operand 32 states. [2018-11-23 10:43:55,238 INFO L74 IsIncluded]: Start isIncluded. First operand 33 states. Second operand 32 states. [2018-11-23 10:43:55,238 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 32 states. [2018-11-23 10:43:55,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:55,240 INFO L93 Difference]: Finished difference Result 33 states and 38 transitions. [2018-11-23 10:43:55,240 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2018-11-23 10:43:55,241 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:43:55,241 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:43:55,241 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand 33 states. [2018-11-23 10:43:55,242 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 33 states. [2018-11-23 10:43:55,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:55,244 INFO L93 Difference]: Finished difference Result 33 states and 38 transitions. [2018-11-23 10:43:55,244 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2018-11-23 10:43:55,245 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:43:55,245 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:43:55,245 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:43:55,245 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:43:55,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-11-23 10:43:55,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 37 transitions. [2018-11-23 10:43:55,248 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 37 transitions. Word has length 24 [2018-11-23 10:43:55,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:43:55,248 INFO L480 AbstractCegarLoop]: Abstraction has 32 states and 37 transitions. [2018-11-23 10:43:55,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 10:43:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 37 transitions. [2018-11-23 10:43:55,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-11-23 10:43:55,249 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:43:55,249 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 10:43:55,250 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:43:55,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:43:55,250 INFO L82 PathProgramCache]: Analyzing trace with hash 552447433, now seen corresponding path program 2 times [2018-11-23 10:43:55,251 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:43:55,251 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 10:43:55,281 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 10:43:55,318 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2018-11-23 10:43:55,319 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:43:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:43:55,349 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:43:55,573 INFO L256 TraceCheckUtils]: 0: Hoare triple {915#true} call ULTIMATE.init(); {915#true} is VALID [2018-11-23 10:43:55,573 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 10:43:55,573 INFO L273 TraceCheckUtils]: 2: Hoare triple {915#true} assume true; {915#true} is VALID [2018-11-23 10:43:55,574 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {915#true} {915#true} #111#return; {915#true} is VALID [2018-11-23 10:43:55,574 INFO L256 TraceCheckUtils]: 4: Hoare triple {915#true} call #t~ret14 := main(); {915#true} is VALID [2018-11-23 10:43:55,574 INFO L273 TraceCheckUtils]: 5: Hoare triple {915#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {915#true} is VALID [2018-11-23 10:43:55,575 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 10:43:55,576 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 10:43:55,576 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 10:43:55,577 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 10:43:55,577 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 10:43:55,578 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 10:43:55,579 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 10:43:55,580 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 10:43:55,581 INFO L273 TraceCheckUtils]: 14: Hoare triple {916#false} ~i~0 := 0bv32; {916#false} is VALID [2018-11-23 10:43:55,581 INFO L273 TraceCheckUtils]: 15: Hoare triple {916#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {916#false} is VALID [2018-11-23 10:43:55,582 INFO L273 TraceCheckUtils]: 16: Hoare triple {916#false} ~i~0 := 0bv32; {916#false} is VALID [2018-11-23 10:43:55,582 INFO L273 TraceCheckUtils]: 17: Hoare triple {916#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {916#false} is VALID [2018-11-23 10:43:55,582 INFO L273 TraceCheckUtils]: 18: Hoare triple {916#false} ~i~0 := 0bv32; {916#false} is VALID [2018-11-23 10:43:55,583 INFO L273 TraceCheckUtils]: 19: Hoare triple {916#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {916#false} is VALID [2018-11-23 10:43:55,583 INFO L273 TraceCheckUtils]: 20: Hoare triple {916#false} ~i~0 := 0bv32; {916#false} is VALID [2018-11-23 10:43:55,583 INFO L273 TraceCheckUtils]: 21: Hoare triple {916#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {916#false} is VALID [2018-11-23 10:43:55,584 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 10:43:55,584 INFO L273 TraceCheckUtils]: 23: Hoare triple {916#false} ~cond := #in~cond; {916#false} is VALID [2018-11-23 10:43:55,584 INFO L273 TraceCheckUtils]: 24: Hoare triple {916#false} assume 0bv32 == ~cond; {916#false} is VALID [2018-11-23 10:43:55,585 INFO L273 TraceCheckUtils]: 25: Hoare triple {916#false} assume !false; {916#false} is VALID [2018-11-23 10:43:55,586 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 10:43:55,586 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 10:43:55,590 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 10:43:55,591 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 10:43:55,591 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2018-11-23 10:43:55,591 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:43:55,591 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2018-11-23 10:43:55,639 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 10:43:55,639 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 10:43:55,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 10:43:55,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 10:43:55,640 INFO L87 Difference]: Start difference. First operand 32 states and 37 transitions. Second operand 4 states. [2018-11-23 10:43:55,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:55,963 INFO L93 Difference]: Finished difference Result 59 states and 72 transitions. [2018-11-23 10:43:55,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 10:43:55,963 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2018-11-23 10:43:55,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:43:55,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 10:43:55,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 71 transitions. [2018-11-23 10:43:55,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2018-11-23 10:43:55,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 71 transitions. [2018-11-23 10:43:55,969 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 71 transitions. [2018-11-23 10:43:56,099 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 10:43:56,102 INFO L225 Difference]: With dead ends: 59 [2018-11-23 10:43:56,102 INFO L226 Difference]: Without dead ends: 42 [2018-11-23 10:43:56,102 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 10:43:56,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-23 10:43:56,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 37. [2018-11-23 10:43:56,132 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:43:56,132 INFO L82 GeneralOperation]: Start isEquivalent. First operand 42 states. Second operand 37 states. [2018-11-23 10:43:56,132 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 37 states. [2018-11-23 10:43:56,133 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 37 states. [2018-11-23 10:43:56,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:56,135 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions. [2018-11-23 10:43:56,136 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2018-11-23 10:43:56,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:43:56,137 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:43:56,137 INFO L74 IsIncluded]: Start isIncluded. First operand 37 states. Second operand 42 states. [2018-11-23 10:43:56,137 INFO L87 Difference]: Start difference. First operand 37 states. Second operand 42 states. [2018-11-23 10:43:56,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:56,139 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions. [2018-11-23 10:43:56,139 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2018-11-23 10:43:56,140 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:43:56,141 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:43:56,141 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:43:56,141 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:43:56,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-11-23 10:43:56,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 42 transitions. [2018-11-23 10:43:56,143 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 42 transitions. Word has length 26 [2018-11-23 10:43:56,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:43:56,143 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 42 transitions. [2018-11-23 10:43:56,144 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 10:43:56,144 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2018-11-23 10:43:56,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-23 10:43:56,145 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:43:56,145 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 10:43:56,145 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:43:56,145 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:43:56,146 INFO L82 PathProgramCache]: Analyzing trace with hash -734809281, now seen corresponding path program 1 times [2018-11-23 10:43:56,146 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:43:56,146 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 10:43:56,170 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-23 10:43:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:43:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:43:56,264 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:43:56,437 INFO L256 TraceCheckUtils]: 0: Hoare triple {1220#true} call ULTIMATE.init(); {1220#true} is VALID [2018-11-23 10:43:56,438 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 10:43:56,438 INFO L273 TraceCheckUtils]: 2: Hoare triple {1220#true} assume true; {1220#true} is VALID [2018-11-23 10:43:56,439 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1220#true} {1220#true} #111#return; {1220#true} is VALID [2018-11-23 10:43:56,439 INFO L256 TraceCheckUtils]: 4: Hoare triple {1220#true} call #t~ret14 := main(); {1220#true} is VALID [2018-11-23 10:43:56,439 INFO L273 TraceCheckUtils]: 5: Hoare triple {1220#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {1220#true} is VALID [2018-11-23 10:43:56,454 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 10:43:56,459 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 10:43:56,460 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 10:43:56,461 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 10:43:56,465 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 10:43:56,466 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 10:43:56,466 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 10:43:56,467 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 := ~bvadd64(~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 10:43:56,468 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 10:43:56,468 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 10:43:56,469 INFO L273 TraceCheckUtils]: 16: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:43:56,469 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 10:43:56,469 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 10:43:56,470 INFO L273 TraceCheckUtils]: 19: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:43:56,470 INFO L273 TraceCheckUtils]: 20: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:43:56,470 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 10:43:56,471 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 10:43:56,471 INFO L273 TraceCheckUtils]: 23: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:43:56,471 INFO L273 TraceCheckUtils]: 24: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:43:56,471 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 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {1221#false} is VALID [2018-11-23 10:43:56,472 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 10:43:56,472 INFO L273 TraceCheckUtils]: 27: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:43:56,472 INFO L273 TraceCheckUtils]: 28: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:43:56,472 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 10:43:56,473 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 10:43:56,473 INFO L273 TraceCheckUtils]: 31: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:43:56,473 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 10:43:56,473 INFO L273 TraceCheckUtils]: 33: Hoare triple {1221#false} ~cond := #in~cond; {1221#false} is VALID [2018-11-23 10:43:56,474 INFO L273 TraceCheckUtils]: 34: Hoare triple {1221#false} assume 0bv32 == ~cond; {1221#false} is VALID [2018-11-23 10:43:56,474 INFO L273 TraceCheckUtils]: 35: Hoare triple {1221#false} assume !false; {1221#false} is VALID [2018-11-23 10:43:56,477 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 10:43:56,478 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:43:56,933 INFO L273 TraceCheckUtils]: 35: Hoare triple {1221#false} assume !false; {1221#false} is VALID [2018-11-23 10:43:56,933 INFO L273 TraceCheckUtils]: 34: Hoare triple {1221#false} assume 0bv32 == ~cond; {1221#false} is VALID [2018-11-23 10:43:56,933 INFO L273 TraceCheckUtils]: 33: Hoare triple {1221#false} ~cond := #in~cond; {1221#false} is VALID [2018-11-23 10:43:56,934 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 10:43:56,934 INFO L273 TraceCheckUtils]: 31: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:43:56,934 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 10:43:56,935 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 10:43:56,935 INFO L273 TraceCheckUtils]: 28: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:43:56,935 INFO L273 TraceCheckUtils]: 27: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:43:56,936 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 10:43:56,936 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 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {1221#false} is VALID [2018-11-23 10:43:56,936 INFO L273 TraceCheckUtils]: 24: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:43:56,937 INFO L273 TraceCheckUtils]: 23: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:43:56,937 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 10:43:56,937 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 10:43:56,937 INFO L273 TraceCheckUtils]: 20: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:43:56,938 INFO L273 TraceCheckUtils]: 19: Hoare triple {1221#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {1221#false} is VALID [2018-11-23 10:43:56,938 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 10:43:56,938 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 10:43:56,939 INFO L273 TraceCheckUtils]: 16: Hoare triple {1221#false} ~i~0 := 0bv32; {1221#false} is VALID [2018-11-23 10:43:56,940 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 10:43:56,941 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 10:43:56,942 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 := ~bvadd64(~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 10:43:56,942 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 10:43:56,944 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 10:43:56,944 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 10:43:56,946 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 10:43:56,967 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 10:43:56,968 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 10:43:56,969 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 10:43:56,969 INFO L273 TraceCheckUtils]: 5: Hoare triple {1220#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {1220#true} is VALID [2018-11-23 10:43:56,969 INFO L256 TraceCheckUtils]: 4: Hoare triple {1220#true} call #t~ret14 := main(); {1220#true} is VALID [2018-11-23 10:43:56,969 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1220#true} {1220#true} #111#return; {1220#true} is VALID [2018-11-23 10:43:56,970 INFO L273 TraceCheckUtils]: 2: Hoare triple {1220#true} assume true; {1220#true} is VALID [2018-11-23 10:43:56,970 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 10:43:56,970 INFO L256 TraceCheckUtils]: 0: Hoare triple {1220#true} call ULTIMATE.init(); {1220#true} is VALID [2018-11-23 10:43:56,973 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 10:43:56,975 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:43:56,975 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2018-11-23 10:43:56,976 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 36 [2018-11-23 10:43:56,978 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:43:56,978 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states. [2018-11-23 10:43:57,078 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 10:43:57,079 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 10:43:57,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 10:43:57,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2018-11-23 10:43:57,080 INFO L87 Difference]: Start difference. First operand 37 states and 42 transitions. Second operand 14 states. [2018-11-23 10:43:59,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:43:59,653 INFO L93 Difference]: Finished difference Result 123 states and 152 transitions. [2018-11-23 10:43:59,653 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-23 10:43:59,653 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 36 [2018-11-23 10:43:59,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:43:59,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-11-23 10:43:59,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 148 transitions. [2018-11-23 10:43:59,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-11-23 10:43:59,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 148 transitions. [2018-11-23 10:43:59,661 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 148 transitions. [2018-11-23 10:44:00,109 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 10:44:00,113 INFO L225 Difference]: With dead ends: 123 [2018-11-23 10:44:00,113 INFO L226 Difference]: Without dead ends: 100 [2018-11-23 10:44:00,113 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 10:44:00,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2018-11-23 10:44:00,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 87. [2018-11-23 10:44:00,344 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:44:00,344 INFO L82 GeneralOperation]: Start isEquivalent. First operand 100 states. Second operand 87 states. [2018-11-23 10:44:00,344 INFO L74 IsIncluded]: Start isIncluded. First operand 100 states. Second operand 87 states. [2018-11-23 10:44:00,344 INFO L87 Difference]: Start difference. First operand 100 states. Second operand 87 states. [2018-11-23 10:44:00,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:44:00,349 INFO L93 Difference]: Finished difference Result 100 states and 110 transitions. [2018-11-23 10:44:00,349 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 110 transitions. [2018-11-23 10:44:00,351 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:44:00,351 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:44:00,351 INFO L74 IsIncluded]: Start isIncluded. First operand 87 states. Second operand 100 states. [2018-11-23 10:44:00,351 INFO L87 Difference]: Start difference. First operand 87 states. Second operand 100 states. [2018-11-23 10:44:00,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:44:00,360 INFO L93 Difference]: Finished difference Result 100 states and 110 transitions. [2018-11-23 10:44:00,361 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 110 transitions. [2018-11-23 10:44:00,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:44:00,362 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:44:00,362 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:44:00,362 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:44:00,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-11-23 10:44:00,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 97 transitions. [2018-11-23 10:44:00,366 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 97 transitions. Word has length 36 [2018-11-23 10:44:00,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:44:00,367 INFO L480 AbstractCegarLoop]: Abstraction has 87 states and 97 transitions. [2018-11-23 10:44:00,367 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 10:44:00,367 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 97 transitions. [2018-11-23 10:44:00,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 10:44:00,368 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:44:00,368 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 10:44:00,369 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:44:00,369 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:44:00,369 INFO L82 PathProgramCache]: Analyzing trace with hash -944988875, now seen corresponding path program 2 times [2018-11-23 10:44:00,369 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:44:00,370 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 10:44:00,390 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 10:44:08,696 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 10:44:08,696 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:44:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-23 10:44:10,770 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:44:10,935 WARN L180 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2018-11-23 10:44:13,636 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 10:44:13,643 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 10:44:13,652 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 10:44:13,655 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 10:44:13,663 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 10:44:13,663 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:39, output treesize:23 [2018-11-23 10:44:14,112 INFO L256 TraceCheckUtils]: 0: Hoare triple {1967#true} call ULTIMATE.init(); {1967#true} is VALID [2018-11-23 10:44:14,112 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 10:44:14,112 INFO L273 TraceCheckUtils]: 2: Hoare triple {1967#true} assume true; {1967#true} is VALID [2018-11-23 10:44:14,113 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1967#true} {1967#true} #111#return; {1967#true} is VALID [2018-11-23 10:44:14,113 INFO L256 TraceCheckUtils]: 4: Hoare triple {1967#true} call #t~ret14 := main(); {1967#true} is VALID [2018-11-23 10:44:14,113 INFO L273 TraceCheckUtils]: 5: Hoare triple {1967#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {1967#true} is VALID [2018-11-23 10:44:14,122 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 10:44:14,122 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 10:44:14,123 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 10:44:14,175 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 10:44:14,176 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 10:44:14,176 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 10:44:14,177 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 10:44:14,234 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 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2016#(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) ((_ 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 10:44:14,240 INFO L273 TraceCheckUtils]: 14: Hoare triple {2016#(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) ((_ 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_~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| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvmul (_ bv2 64) ((_ 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)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:44:14,447 INFO L273 TraceCheckUtils]: 15: Hoare triple {2020#(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| (_ bv2 32)))))) ((_ sign_extend 32) (_ bv0 32)) (bvmul (_ bv2 64) ((_ 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)) (= (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 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} is VALID [2018-11-23 10:44:14,448 INFO L273 TraceCheckUtils]: 16: Hoare triple {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} is VALID [2018-11-23 10:44:14,448 INFO L273 TraceCheckUtils]: 17: Hoare triple {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} is VALID [2018-11-23 10:44:14,450 INFO L273 TraceCheckUtils]: 18: Hoare triple {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} ~i~0 := 0bv32; {2034#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} is VALID [2018-11-23 10:44:14,803 INFO L273 TraceCheckUtils]: 19: Hoare triple {2034#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~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; {2038#(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)))))) (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ 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 10:44:14,953 INFO L273 TraceCheckUtils]: 20: Hoare triple {2038#(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)))))) (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ 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~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2042#(and (= main_~sum~0 (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv3 64) ((_ 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)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:44:15,609 INFO L273 TraceCheckUtils]: 21: Hoare triple {2042#(and (= main_~sum~0 (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv3 64) ((_ 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)) (= (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; {2046#(and (= (bvadd (bvmul (_ bv3 64) ((_ 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)) (bvmul (_ bv3 64) ((_ 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 10:44:15,613 INFO L273 TraceCheckUtils]: 22: Hoare triple {2046#(and (= (bvadd (bvmul (_ bv3 64) ((_ 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)) (bvmul (_ bv3 64) ((_ 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; {2046#(and (= (bvadd (bvmul (_ bv3 64) ((_ 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)) (bvmul (_ bv3 64) ((_ 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 10:44:15,614 INFO L273 TraceCheckUtils]: 23: Hoare triple {2046#(and (= (bvadd (bvmul (_ bv3 64) ((_ 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)) (bvmul (_ bv3 64) ((_ 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)); {2046#(and (= (bvadd (bvmul (_ bv3 64) ((_ 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)) (bvmul (_ bv3 64) ((_ 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 10:44:15,616 INFO L273 TraceCheckUtils]: 24: Hoare triple {2046#(and (= (bvadd (bvmul (_ bv3 64) ((_ 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)) (bvmul (_ bv3 64) ((_ 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; {2056#(and (= (bvadd (bvmul (_ bv3 64) ((_ 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)) (bvmul (_ bv3 64) ((_ 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 10:44:16,209 INFO L273 TraceCheckUtils]: 25: Hoare triple {2056#(and (= (bvadd (bvmul (_ bv3 64) ((_ 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)) (bvmul (_ bv3 64) ((_ 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; {2060#(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))))))) (bvmul (_ bv3 64) ((_ 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)) (bvmul (_ bv3 64) ((_ 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 10:44:16,352 INFO L273 TraceCheckUtils]: 26: Hoare triple {2060#(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))))))) (bvmul (_ bv3 64) ((_ 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)) (bvmul (_ bv3 64) ((_ 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; {2064#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvmul (_ bv3 64) ((_ 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| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32))))))) ((_ sign_extend 32) (_ bv0 32)) (bvmul (_ bv3 64) ((_ 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 10:44:16,699 INFO L273 TraceCheckUtils]: 27: Hoare triple {2064#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~sum~0 (bvadd (bvmul (_ bv3 64) ((_ 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| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32))))))) ((_ sign_extend 32) (_ bv0 32)) (bvmul (_ bv3 64) ((_ 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)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} is VALID [2018-11-23 10:44:16,700 INFO L273 TraceCheckUtils]: 28: Hoare triple {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} is VALID [2018-11-23 10:44:16,701 INFO L273 TraceCheckUtils]: 29: Hoare triple {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} is VALID [2018-11-23 10:44:16,701 INFO L273 TraceCheckUtils]: 30: Hoare triple {2024#(and (= |main_~#a~0.offset| (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} ~i~0 := 0bv32; {2034#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~0))} is VALID [2018-11-23 10:44:16,986 INFO L273 TraceCheckUtils]: 31: Hoare triple {2034#(and (= |main_~#a~0.offset| (_ bv0 32)) (= main_~i~0 (_ bv0 32)) (= (bvadd (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ sign_extend 32) ((_ sign_extend 16) ((_ extract 15 0) (select (select |#memory_int| |main_~#a~0.base|) |main_~#a~0.offset|)))))) main_~sum~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 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2080#(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))))))) (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ 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 10:44:16,989 INFO L273 TraceCheckUtils]: 32: Hoare triple {2080#(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))))))) (bvmul (_ bv2 64) ((_ 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)) (bvmul (_ bv2 64) ((_ 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~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2084#(and (= main_~sum~0 (bvadd (bvmul (_ bv2 64) ((_ 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| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32))))))) ((_ sign_extend 32) (_ bv0 32)) (bvmul (_ bv2 64) ((_ 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)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:44:17,797 INFO L273 TraceCheckUtils]: 33: Hoare triple {2084#(and (= main_~sum~0 (bvadd (bvmul (_ bv2 64) ((_ 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| (bvmul (_ bv2 32) main_~i~0) (_ bv4294967294 32))))))) ((_ sign_extend 32) (_ bv0 32)) (bvmul (_ bv2 64) ((_ 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)) (= (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 := ~bvsub64(~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 10:44:17,803 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 10:44:17,805 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 10:44:17,807 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 10:44:17,850 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; {2100#(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 10:44:17,854 INFO L273 TraceCheckUtils]: 38: Hoare triple {2100#(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; {2104#(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 10:44:17,855 INFO L273 TraceCheckUtils]: 39: Hoare triple {2104#(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; {2108#(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 10:44:17,856 INFO L273 TraceCheckUtils]: 40: Hoare triple {2108#(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; {2108#(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 10:44:17,858 INFO L273 TraceCheckUtils]: 41: Hoare triple {2108#(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)); {2108#(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 10:44:17,861 INFO L256 TraceCheckUtils]: 42: Hoare triple {2108#(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)); {2118#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:44:17,861 INFO L273 TraceCheckUtils]: 43: Hoare triple {2118#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {2122#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 10:44:17,863 INFO L273 TraceCheckUtils]: 44: Hoare triple {2122#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {1968#false} is VALID [2018-11-23 10:44:17,863 INFO L273 TraceCheckUtils]: 45: Hoare triple {1968#false} assume !false; {1968#false} is VALID [2018-11-23 10:44:17,882 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 10:44:17,883 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:44:59,643 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 10:44:59,668 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:44:59,679 INFO L683 Elim1Store]: detected equality via solver [2018-11-23 10:44:59,794 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 10:44:59,884 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 10:45:00,488 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 10:45:01,092 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 10:45:01,093 INFO L202 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:50, output treesize:408 [2018-11-23 10:45:04,628 WARN L383 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2018-11-23 10:45:04,629 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 10:45:04,629 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 10:45:14,661 WARN L180 SmtUtils]: Spent 5.00 s on a formula simplification. DAG size of input: 175 DAG size of output: 19 [2018-11-23 10:45:14,683 INFO L273 TraceCheckUtils]: 45: Hoare triple {1968#false} assume !false; {1968#false} is VALID [2018-11-23 10:45:14,684 INFO L273 TraceCheckUtils]: 44: Hoare triple {2132#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {1968#false} is VALID [2018-11-23 10:45:14,702 INFO L273 TraceCheckUtils]: 43: Hoare triple {2136#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {2132#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-23 10:45:14,716 INFO L256 TraceCheckUtils]: 42: Hoare triple {2140#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {2136#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-23 10:45:14,729 INFO L273 TraceCheckUtils]: 41: Hoare triple {2140#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2140#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:45:14,743 INFO L273 TraceCheckUtils]: 40: Hoare triple {2140#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2140#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:45:14,752 INFO L273 TraceCheckUtils]: 39: Hoare triple {2150#(= (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; {2140#(= main_~sum~0 ((_ sign_extend 32) (_ bv0 32)))} is VALID [2018-11-23 10:45:16,771 INFO L273 TraceCheckUtils]: 38: Hoare triple {2154#(= (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; {2150#(= (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 10:45:16,809 INFO L273 TraceCheckUtils]: 37: Hoare triple {2158#(= (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; {2154#(= (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 10:45:16,846 INFO L273 TraceCheckUtils]: 36: Hoare triple {2162#(= ((_ 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; {2158#(= (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 10:45:16,847 INFO L273 TraceCheckUtils]: 35: Hoare triple {2162#(= ((_ 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)); {2162#(= ((_ 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 10:45:16,847 INFO L273 TraceCheckUtils]: 34: Hoare triple {2162#(= ((_ 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; {2162#(= ((_ 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 10:45:17,061 INFO L273 TraceCheckUtils]: 33: Hoare triple {2172#(= (bvadd (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))))))) 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)))))))) ((_ 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 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2162#(= ((_ 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 10:45:19,071 INFO L273 TraceCheckUtils]: 32: Hoare triple {2176#(= (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| (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)))} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2172#(= (bvadd (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))))))) 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)))))))) ((_ sign_extend 32) (_ bv0 32)))} is UNKNOWN [2018-11-23 10:45:21,075 INFO L273 TraceCheckUtils]: 31: Hoare triple {2180#(= ((_ 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|))))) (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))))))) (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 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2176#(= (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| (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 UNKNOWN [2018-11-23 10:45:21,077 INFO L273 TraceCheckUtils]: 30: Hoare triple {2184#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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)))} ~i~0 := 0bv32; {2180#(= ((_ 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|))))) (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))))))) (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 10:45:21,079 INFO L273 TraceCheckUtils]: 29: Hoare triple {2184#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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)); {2184#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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 10:45:21,080 INFO L273 TraceCheckUtils]: 28: Hoare triple {2184#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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)))} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2184#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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 10:45:23,086 INFO L273 TraceCheckUtils]: 27: Hoare triple {2194#(= (bvadd (bvmul (_ bv2 64) (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| (bvmul (_ bv2 32) main_~i~0))))))) (bvmul (_ bv2 64) (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~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; {2184#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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 UNKNOWN [2018-11-23 10:45:25,095 INFO L273 TraceCheckUtils]: 26: Hoare triple {2198#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvmul (_ bv2 64) (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| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32))))))) (bvmul (_ bv2 64) (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~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2194#(= (bvadd (bvmul (_ bv2 64) (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| (bvmul (_ bv2 32) main_~i~0))))))) (bvmul (_ bv2 64) (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 UNKNOWN [2018-11-23 10:45:27,102 INFO L273 TraceCheckUtils]: 25: Hoare triple {2202#(= (bvadd (bvmul (_ bv2 64) (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| (bvmul (_ bv2 32) main_~i~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))))))) (bvmul (_ bv2 64) (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~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; {2198#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvmul (_ bv2 64) (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| (bvmul (_ bv2 32) main_~i~0) (_ bv2 32))))))) (bvmul (_ bv2 64) (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 10:45:27,108 INFO L273 TraceCheckUtils]: 24: Hoare triple {2206#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvmul (_ bv3 64) (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 (bvmul (_ bv3 64) (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; {2202#(= (bvadd (bvmul (_ bv2 64) (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| (bvmul (_ bv2 32) main_~i~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))))))) (bvmul (_ bv2 64) (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 10:45:27,109 INFO L273 TraceCheckUtils]: 23: Hoare triple {2206#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvmul (_ bv3 64) (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 (bvmul (_ bv3 64) (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)); {2206#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvmul (_ bv3 64) (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 (bvmul (_ bv3 64) (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 10:45:27,109 INFO L273 TraceCheckUtils]: 22: Hoare triple {2206#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvmul (_ bv3 64) (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 (bvmul (_ bv3 64) (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; {2206#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvmul (_ bv3 64) (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 (bvmul (_ bv3 64) (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 10:45:29,115 INFO L273 TraceCheckUtils]: 21: Hoare triple {2216#(= ((_ sign_extend 32) (_ bv0 32)) (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)))))) (bvmul (_ bv3 64) (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 (bvmul (_ bv3 64) (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; {2206#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvmul (_ bv3 64) (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 (bvmul (_ bv3 64) (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 10:45:31,120 INFO L273 TraceCheckUtils]: 20: Hoare triple {2220#(= (bvadd (bvmul (_ bv3 64) (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)))))) (bvmul (_ bv3 64) (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)))} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2216#(= ((_ sign_extend 32) (_ bv0 32)) (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)))))) (bvmul (_ bv3 64) (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 (bvmul (_ bv3 64) (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 10:45:33,126 INFO L273 TraceCheckUtils]: 19: Hoare triple {2224#(= (bvadd (bvmul (_ bv3 64) (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 ((_ 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)))))) (bvmul (_ bv3 64) (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; {2220#(= (bvadd (bvmul (_ bv3 64) (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)))))) (bvmul (_ bv3 64) (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 UNKNOWN [2018-11-23 10:45:35,131 INFO L273 TraceCheckUtils]: 18: Hoare triple {2184#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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)))} ~i~0 := 0bv32; {2224#(= (bvadd (bvmul (_ bv3 64) (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 ((_ 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)))))) (bvmul (_ bv3 64) (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 UNKNOWN [2018-11-23 10:45:35,132 INFO L273 TraceCheckUtils]: 17: Hoare triple {2184#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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)); {2184#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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 10:45:35,133 INFO L273 TraceCheckUtils]: 16: Hoare triple {2184#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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)))} #t~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {2184#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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 10:45:37,137 INFO L273 TraceCheckUtils]: 15: Hoare triple {2237#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2184#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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 UNKNOWN [2018-11-23 10:45:39,146 INFO L273 TraceCheckUtils]: 14: Hoare triple {2241#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvmul (_ bv2 64) (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)))))) (bvmul (_ bv2 64) (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~post4 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post4);havoc #t~post4; {2237#(= (bvadd (bvmul (_ bv2 64) (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 (bvmul (_ bv2 64) (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 UNKNOWN [2018-11-23 10:45:41,151 INFO L273 TraceCheckUtils]: 13: Hoare triple {2245#(= (bvadd (bvmul (_ bv2 64) (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 ((_ 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)))))) (bvmul (_ bv2 64) (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~mem5 := read~intINTTYPE2(~#a~0.base, ~bvadd32(~#a~0.offset, ~bvmul32(2bv32, ~i~0)), 2bv32);~sum~0 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2241#(= ((_ sign_extend 32) (_ bv0 32)) (bvadd (bvmul (_ bv2 64) (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)))))) (bvmul (_ bv2 64) (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 10:45:41,318 INFO L273 TraceCheckUtils]: 12: Hoare triple {2162#(= ((_ 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; {2245#(= (bvadd (bvmul (_ bv2 64) (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 ((_ 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)))))) (bvmul (_ bv2 64) (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 10:45:41,319 INFO L273 TraceCheckUtils]: 11: Hoare triple {2162#(= ((_ 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)); {2162#(= ((_ 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 10:45:41,320 INFO L273 TraceCheckUtils]: 10: Hoare triple {2162#(= ((_ 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; {2162#(= ((_ 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 10:45:41,761 INFO L273 TraceCheckUtils]: 9: Hoare triple {2258#(= (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 (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~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; {2162#(= ((_ 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 10:45:43,772 INFO L273 TraceCheckUtils]: 8: Hoare triple {2262#(= ((_ 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; {2258#(= (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 (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 UNKNOWN [2018-11-23 10:45:43,774 INFO L273 TraceCheckUtils]: 7: Hoare triple {2266#(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; {2262#(= ((_ 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 10:45:43,775 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; {2266#(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 10:45:43,775 INFO L273 TraceCheckUtils]: 5: Hoare triple {1967#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {1967#true} is VALID [2018-11-23 10:45:43,775 INFO L256 TraceCheckUtils]: 4: Hoare triple {1967#true} call #t~ret14 := main(); {1967#true} is VALID [2018-11-23 10:45:43,776 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {1967#true} {1967#true} #111#return; {1967#true} is VALID [2018-11-23 10:45:43,776 INFO L273 TraceCheckUtils]: 2: Hoare triple {1967#true} assume true; {1967#true} is VALID [2018-11-23 10:45:43,776 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 10:45:43,776 INFO L256 TraceCheckUtils]: 0: Hoare triple {1967#true} call ULTIMATE.init(); {1967#true} is VALID [2018-11-23 10:45:43,792 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 10:45:43,795 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:45:43,796 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 26] total 48 [2018-11-23 10:45:43,796 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 46 [2018-11-23 10:45:43,797 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:45:43,797 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 48 states. [2018-11-23 10:46:17,413 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 85 edges. 72 inductive. 0 not inductive. 13 times theorem prover too weak to decide inductivity. [2018-11-23 10:46:17,413 INFO L459 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-11-23 10:46:17,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-11-23 10:46:17,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=2122, Unknown=8, NotChecked=0, Total=2256 [2018-11-23 10:46:17,415 INFO L87 Difference]: Start difference. First operand 87 states and 97 transitions. Second operand 48 states. [2018-11-23 10:46:28,175 WARN L180 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 41 DAG size of output: 23 [2018-11-23 10:46:35,409 WARN L180 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 44 DAG size of output: 26 [2018-11-23 10:46:41,306 WARN L180 SmtUtils]: Spent 2.07 s on a formula simplification. DAG size of input: 44 DAG size of output: 32 [2018-11-23 10:46:44,956 WARN L180 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2018-11-23 10:46:55,700 WARN L180 SmtUtils]: Spent 4.10 s on a formula simplification. DAG size of input: 46 DAG size of output: 26 [2018-11-23 10:47:03,340 WARN L180 SmtUtils]: Spent 2.08 s on a formula simplification. DAG size of input: 50 DAG size of output: 35 [2018-11-23 10:47:07,978 WARN L180 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 49 DAG size of output: 36 [2018-11-23 10:47:22,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:47:22,595 INFO L93 Difference]: Finished difference Result 116 states and 125 transitions. [2018-11-23 10:47:22,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-11-23 10:47:22,595 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 46 [2018-11-23 10:47:22,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 10:47:22,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-23 10:47:22,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 74 transitions. [2018-11-23 10:47:22,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-23 10:47:22,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 74 transitions. [2018-11-23 10:47:22,600 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states and 74 transitions. [2018-11-23 10:47:31,558 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 72 inductive. 0 not inductive. 2 times theorem prover too weak to decide inductivity. [2018-11-23 10:47:31,560 INFO L225 Difference]: With dead ends: 116 [2018-11-23 10:47:31,560 INFO L226 Difference]: Without dead ends: 81 [2018-11-23 10:47:31,561 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 41 SyntacticMatches, 5 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 499 ImplicationChecksByTransitivity, 77.9s TimeCoverageRelationStatistics Valid=170, Invalid=2902, Unknown=8, NotChecked=0, Total=3080 [2018-11-23 10:47:31,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2018-11-23 10:47:31,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2018-11-23 10:47:31,611 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 10:47:31,612 INFO L82 GeneralOperation]: Start isEquivalent. First operand 81 states. Second operand 81 states. [2018-11-23 10:47:31,612 INFO L74 IsIncluded]: Start isIncluded. First operand 81 states. Second operand 81 states. [2018-11-23 10:47:31,612 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 81 states. [2018-11-23 10:47:31,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:47:31,615 INFO L93 Difference]: Finished difference Result 81 states and 90 transitions. [2018-11-23 10:47:31,615 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2018-11-23 10:47:31,616 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:47:31,616 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:47:31,616 INFO L74 IsIncluded]: Start isIncluded. First operand 81 states. Second operand 81 states. [2018-11-23 10:47:31,616 INFO L87 Difference]: Start difference. First operand 81 states. Second operand 81 states. [2018-11-23 10:47:31,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 10:47:31,619 INFO L93 Difference]: Finished difference Result 81 states and 90 transitions. [2018-11-23 10:47:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2018-11-23 10:47:31,619 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 10:47:31,620 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 10:47:31,620 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 10:47:31,620 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 10:47:31,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2018-11-23 10:47:31,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 90 transitions. [2018-11-23 10:47:31,623 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 90 transitions. Word has length 46 [2018-11-23 10:47:31,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 10:47:31,623 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 90 transitions. [2018-11-23 10:47:31,623 INFO L481 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-11-23 10:47:31,623 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 90 transitions. [2018-11-23 10:47:31,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2018-11-23 10:47:31,624 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 10:47:31,624 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 10:47:31,625 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 10:47:31,625 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 10:47:31,625 INFO L82 PathProgramCache]: Analyzing trace with hash 1123297651, now seen corresponding path program 3 times [2018-11-23 10:47:31,626 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 10:47:31,626 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 10:47:31,646 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-23 10:47:31,980 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-11-23 10:47:31,980 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 10:47:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 10:47:32,048 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 10:47:32,260 INFO L256 TraceCheckUtils]: 0: Hoare triple {2765#true} call ULTIMATE.init(); {2765#true} is VALID [2018-11-23 10:47:32,260 INFO L273 TraceCheckUtils]: 1: Hoare triple {2765#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {2765#true} is VALID [2018-11-23 10:47:32,260 INFO L273 TraceCheckUtils]: 2: Hoare triple {2765#true} assume true; {2765#true} is VALID [2018-11-23 10:47:32,261 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2765#true} {2765#true} #111#return; {2765#true} is VALID [2018-11-23 10:47:32,261 INFO L256 TraceCheckUtils]: 4: Hoare triple {2765#true} call #t~ret14 := main(); {2765#true} is VALID [2018-11-23 10:47:32,261 INFO L273 TraceCheckUtils]: 5: Hoare triple {2765#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {2765#true} is VALID [2018-11-23 10:47:32,262 INFO L273 TraceCheckUtils]: 6: Hoare triple {2765#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; {2788#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} is VALID [2018-11-23 10:47:32,262 INFO L273 TraceCheckUtils]: 7: Hoare triple {2788#(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; {2788#(and (= main_~i~0 (_ bv0 32)) (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)))} is VALID [2018-11-23 10:47:32,264 INFO L273 TraceCheckUtils]: 8: Hoare triple {2788#(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; {2795#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:47:32,264 INFO L273 TraceCheckUtils]: 9: Hoare triple {2795#(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; {2795#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:47:32,266 INFO L273 TraceCheckUtils]: 10: Hoare triple {2795#(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; {2802#(and (bvsgt ((_ sign_extend 16) ~SIZE~0) (_ bv1 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 10:47:32,266 INFO L273 TraceCheckUtils]: 11: Hoare triple {2802#(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; {2806#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:47:32,268 INFO L273 TraceCheckUtils]: 12: Hoare triple {2806#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2806#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:47:32,271 INFO L273 TraceCheckUtils]: 13: Hoare triple {2806#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2806#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:47:32,271 INFO L273 TraceCheckUtils]: 14: Hoare triple {2806#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} ~i~0 := 0bv32; {2816#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:47:32,273 INFO L273 TraceCheckUtils]: 15: Hoare triple {2816#(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 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2816#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= main_~i~0 (_ bv0 32)))} is VALID [2018-11-23 10:47:32,273 INFO L273 TraceCheckUtils]: 16: Hoare triple {2816#(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; {2823#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:47:32,276 INFO L273 TraceCheckUtils]: 17: Hoare triple {2823#(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 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {2823#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 10:47:32,276 INFO L273 TraceCheckUtils]: 18: Hoare triple {2823#(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; {2830#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 10:47:32,278 INFO L273 TraceCheckUtils]: 19: Hoare triple {2830#(and (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (= (_ bv2 32) main_~i~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2766#false} is VALID [2018-11-23 10:47:32,278 INFO L273 TraceCheckUtils]: 20: Hoare triple {2766#false} ~i~0 := 0bv32; {2766#false} is VALID [2018-11-23 10:47:32,278 INFO L273 TraceCheckUtils]: 21: Hoare triple {2766#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; {2766#false} is VALID [2018-11-23 10:47:32,278 INFO L273 TraceCheckUtils]: 22: Hoare triple {2766#false} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2766#false} is VALID [2018-11-23 10:47:32,278 INFO L273 TraceCheckUtils]: 23: Hoare triple {2766#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; {2766#false} is VALID [2018-11-23 10:47:32,278 INFO L273 TraceCheckUtils]: 24: Hoare triple {2766#false} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2766#false} is VALID [2018-11-23 10:47:32,279 INFO L273 TraceCheckUtils]: 25: Hoare triple {2766#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2766#false} is VALID [2018-11-23 10:47:32,279 INFO L273 TraceCheckUtils]: 26: Hoare triple {2766#false} ~i~0 := 0bv32; {2766#false} is VALID [2018-11-23 10:47:32,279 INFO L273 TraceCheckUtils]: 27: Hoare triple {2766#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; {2766#false} is VALID [2018-11-23 10:47:32,279 INFO L273 TraceCheckUtils]: 28: Hoare triple {2766#false} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2766#false} is VALID [2018-11-23 10:47:32,279 INFO L273 TraceCheckUtils]: 29: Hoare triple {2766#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; {2766#false} is VALID [2018-11-23 10:47:32,280 INFO L273 TraceCheckUtils]: 30: Hoare triple {2766#false} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2766#false} is VALID [2018-11-23 10:47:32,280 INFO L273 TraceCheckUtils]: 31: Hoare triple {2766#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2766#false} is VALID [2018-11-23 10:47:32,280 INFO L273 TraceCheckUtils]: 32: Hoare triple {2766#false} ~i~0 := 0bv32; {2766#false} is VALID [2018-11-23 10:47:32,280 INFO L273 TraceCheckUtils]: 33: Hoare triple {2766#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 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2766#false} is VALID [2018-11-23 10:47:32,280 INFO L273 TraceCheckUtils]: 34: Hoare triple {2766#false} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2766#false} is VALID [2018-11-23 10:47:32,281 INFO L273 TraceCheckUtils]: 35: Hoare triple {2766#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 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2766#false} is VALID [2018-11-23 10:47:32,281 INFO L273 TraceCheckUtils]: 36: Hoare triple {2766#false} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2766#false} is VALID [2018-11-23 10:47:32,281 INFO L273 TraceCheckUtils]: 37: Hoare triple {2766#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2766#false} is VALID [2018-11-23 10:47:32,281 INFO L273 TraceCheckUtils]: 38: Hoare triple {2766#false} ~i~0 := 0bv32; {2766#false} is VALID [2018-11-23 10:47:32,281 INFO L273 TraceCheckUtils]: 39: Hoare triple {2766#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; {2766#false} is VALID [2018-11-23 10:47:32,282 INFO L273 TraceCheckUtils]: 40: Hoare triple {2766#false} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2766#false} is VALID [2018-11-23 10:47:32,282 INFO L273 TraceCheckUtils]: 41: Hoare triple {2766#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; {2766#false} is VALID [2018-11-23 10:47:32,282 INFO L273 TraceCheckUtils]: 42: Hoare triple {2766#false} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2766#false} is VALID [2018-11-23 10:47:32,282 INFO L273 TraceCheckUtils]: 43: Hoare triple {2766#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2766#false} is VALID [2018-11-23 10:47:32,282 INFO L256 TraceCheckUtils]: 44: Hoare triple {2766#false} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {2766#false} is VALID [2018-11-23 10:47:32,283 INFO L273 TraceCheckUtils]: 45: Hoare triple {2766#false} ~cond := #in~cond; {2766#false} is VALID [2018-11-23 10:47:32,283 INFO L273 TraceCheckUtils]: 46: Hoare triple {2766#false} assume 0bv32 == ~cond; {2766#false} is VALID [2018-11-23 10:47:32,283 INFO L273 TraceCheckUtils]: 47: Hoare triple {2766#false} assume !false; {2766#false} is VALID [2018-11-23 10:47:32,286 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 10:47:32,286 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 10:47:32,696 INFO L273 TraceCheckUtils]: 47: Hoare triple {2766#false} assume !false; {2766#false} is VALID [2018-11-23 10:47:32,696 INFO L273 TraceCheckUtils]: 46: Hoare triple {2766#false} assume 0bv32 == ~cond; {2766#false} is VALID [2018-11-23 10:47:32,697 INFO L273 TraceCheckUtils]: 45: Hoare triple {2766#false} ~cond := #in~cond; {2766#false} is VALID [2018-11-23 10:47:32,697 INFO L256 TraceCheckUtils]: 44: Hoare triple {2766#false} call __VERIFIER_assert((if ~sum~0 == ~sign_extendFrom32To64(0bv32) then 1bv32 else 0bv32)); {2766#false} is VALID [2018-11-23 10:47:32,697 INFO L273 TraceCheckUtils]: 43: Hoare triple {2766#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2766#false} is VALID [2018-11-23 10:47:32,697 INFO L273 TraceCheckUtils]: 42: Hoare triple {2766#false} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2766#false} is VALID [2018-11-23 10:47:32,697 INFO L273 TraceCheckUtils]: 41: Hoare triple {2766#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; {2766#false} is VALID [2018-11-23 10:47:32,698 INFO L273 TraceCheckUtils]: 40: Hoare triple {2766#false} #t~post12 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post12);havoc #t~post12; {2766#false} is VALID [2018-11-23 10:47:32,698 INFO L273 TraceCheckUtils]: 39: Hoare triple {2766#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; {2766#false} is VALID [2018-11-23 10:47:32,698 INFO L273 TraceCheckUtils]: 38: Hoare triple {2766#false} ~i~0 := 0bv32; {2766#false} is VALID [2018-11-23 10:47:32,698 INFO L273 TraceCheckUtils]: 37: Hoare triple {2766#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2766#false} is VALID [2018-11-23 10:47:32,698 INFO L273 TraceCheckUtils]: 36: Hoare triple {2766#false} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2766#false} is VALID [2018-11-23 10:47:32,698 INFO L273 TraceCheckUtils]: 35: Hoare triple {2766#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 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2766#false} is VALID [2018-11-23 10:47:32,698 INFO L273 TraceCheckUtils]: 34: Hoare triple {2766#false} #t~post10 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post10);havoc #t~post10; {2766#false} is VALID [2018-11-23 10:47:32,698 INFO L273 TraceCheckUtils]: 33: Hoare triple {2766#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 := ~bvsub64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem11)));havoc #t~mem11; {2766#false} is VALID [2018-11-23 10:47:32,699 INFO L273 TraceCheckUtils]: 32: Hoare triple {2766#false} ~i~0 := 0bv32; {2766#false} is VALID [2018-11-23 10:47:32,699 INFO L273 TraceCheckUtils]: 31: Hoare triple {2766#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2766#false} is VALID [2018-11-23 10:47:32,699 INFO L273 TraceCheckUtils]: 30: Hoare triple {2766#false} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2766#false} is VALID [2018-11-23 10:47:32,699 INFO L273 TraceCheckUtils]: 29: Hoare triple {2766#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; {2766#false} is VALID [2018-11-23 10:47:32,699 INFO L273 TraceCheckUtils]: 28: Hoare triple {2766#false} #t~post8 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post8);havoc #t~post8; {2766#false} is VALID [2018-11-23 10:47:32,699 INFO L273 TraceCheckUtils]: 27: Hoare triple {2766#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; {2766#false} is VALID [2018-11-23 10:47:32,699 INFO L273 TraceCheckUtils]: 26: Hoare triple {2766#false} ~i~0 := 0bv32; {2766#false} is VALID [2018-11-23 10:47:32,700 INFO L273 TraceCheckUtils]: 25: Hoare triple {2766#false} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2766#false} is VALID [2018-11-23 10:47:32,700 INFO L273 TraceCheckUtils]: 24: Hoare triple {2766#false} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2766#false} is VALID [2018-11-23 10:47:32,700 INFO L273 TraceCheckUtils]: 23: Hoare triple {2766#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; {2766#false} is VALID [2018-11-23 10:47:32,700 INFO L273 TraceCheckUtils]: 22: Hoare triple {2766#false} #t~post6 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post6);havoc #t~post6; {2766#false} is VALID [2018-11-23 10:47:32,700 INFO L273 TraceCheckUtils]: 21: Hoare triple {2766#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; {2766#false} is VALID [2018-11-23 10:47:32,700 INFO L273 TraceCheckUtils]: 20: Hoare triple {2766#false} ~i~0 := 0bv32; {2766#false} is VALID [2018-11-23 10:47:32,701 INFO L273 TraceCheckUtils]: 19: Hoare triple {3002#(bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2766#false} is VALID [2018-11-23 10:47:32,702 INFO L273 TraceCheckUtils]: 18: Hoare triple {3006#(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; {3002#(bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:47:32,702 INFO L273 TraceCheckUtils]: 17: Hoare triple {3006#(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 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {3006#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:47:32,720 INFO L273 TraceCheckUtils]: 16: Hoare triple {3013#(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; {3006#(bvslt (bvadd main_~i~0 (_ bv1 32)) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:47:32,721 INFO L273 TraceCheckUtils]: 15: Hoare triple {3013#(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 := ~bvadd64(~sum~0, ~sign_extendFrom32To64(~sign_extendFrom16To32(#t~mem5)));havoc #t~mem5; {3013#(bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:47:32,721 INFO L273 TraceCheckUtils]: 14: Hoare triple {2806#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} ~i~0 := 0bv32; {3013#(bvslt (bvadd main_~i~0 (_ bv2 32)) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:47:32,721 INFO L273 TraceCheckUtils]: 13: Hoare triple {2806#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} assume !~bvslt32(~i~0, ~sign_extendFrom16To32(~SIZE~0)); {2806#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:47:32,722 INFO L273 TraceCheckUtils]: 12: Hoare triple {2806#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} #t~post2 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post2);havoc #t~post2; {2806#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:47:32,722 INFO L273 TraceCheckUtils]: 11: Hoare triple {3029#(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; {2806#(bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0))} is VALID [2018-11-23 10:47:32,723 INFO L273 TraceCheckUtils]: 10: Hoare triple {3033#(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; {3029#(or (bvslt (_ bv2 32) ((_ sign_extend 16) ~SIZE~0)) (not (bvslt main_~i~0 ((_ sign_extend 16) ~SIZE~0))))} is VALID [2018-11-23 10:47:32,724 INFO L273 TraceCheckUtils]: 9: Hoare triple {3033#(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; {3033#(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 10:47:32,750 INFO L273 TraceCheckUtils]: 8: Hoare triple {3040#(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; {3033#(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 10:47:32,751 INFO L273 TraceCheckUtils]: 7: Hoare triple {3040#(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; {3040#(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 10:47:32,751 INFO L273 TraceCheckUtils]: 6: Hoare triple {2765#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; {3040#(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 10:47:32,752 INFO L273 TraceCheckUtils]: 5: Hoare triple {2765#true} ~SIZE~0 := #t~nondet1;havoc #t~nondet1; {2765#true} is VALID [2018-11-23 10:47:32,752 INFO L256 TraceCheckUtils]: 4: Hoare triple {2765#true} call #t~ret14 := main(); {2765#true} is VALID [2018-11-23 10:47:32,752 INFO L268 TraceCheckUtils]: 3: Hoare quadruple {2765#true} {2765#true} #111#return; {2765#true} is VALID [2018-11-23 10:47:32,752 INFO L273 TraceCheckUtils]: 2: Hoare triple {2765#true} assume true; {2765#true} is VALID [2018-11-23 10:47:32,752 INFO L273 TraceCheckUtils]: 1: Hoare triple {2765#true} #NULL.base, #NULL.offset := 0bv32, 0bv32;#valid := #valid[0bv32 := 0bv1];~SIZE~0 := 0bv16; {2765#true} is VALID [2018-11-23 10:47:32,752 INFO L256 TraceCheckUtils]: 0: Hoare triple {2765#true} call ULTIMATE.init(); {2765#true} is VALID [2018-11-23 10:47:32,754 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 10:47:32,756 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 10:47:32,757 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-11-23 10:47:32,758 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 48 [2018-11-23 10:47:32,759 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 10:47:32,759 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2018-11-23 10:47:32,869 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 10:47:32,869 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-23 10:47:32,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-23 10:47:32,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2018-11-23 10:47:32,870 INFO L87 Difference]: Start difference. First operand 81 states and 90 transitions. Second operand 15 states.