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/loops/sum01_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 11:25:41,050 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 11:25:41,053 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 11:25:41,070 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 11:25:41,070 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 11:25:41,072 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 11:25:41,074 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 11:25:41,077 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 11:25:41,080 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 11:25:41,089 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 11:25:41,090 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 11:25:41,091 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 11:25:41,092 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 11:25:41,094 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 11:25:41,097 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 11:25:41,098 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 11:25:41,099 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 11:25:41,100 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 11:25:41,102 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 11:25:41,103 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 11:25:41,105 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 11:25:41,105 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 11:25:41,107 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-23 11:25:41,116 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 11:25:41,142 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 11:25:41,142 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 11:25:41,143 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 11:25:41,143 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 11:25:41,145 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 11:25:41,145 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 11:25:41,145 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 11:25:41,145 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 11:25:41,146 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 11:25:41,146 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 11:25:41,146 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 11:25:41,146 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 11:25:41,146 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 11:25:41,146 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 11:25:41,148 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 11:25:41,148 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 11:25:41,148 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 11:25:41,148 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 11:25:41,148 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 11:25:41,149 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 11:25:41,149 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 11:25:41,149 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 11:25:41,149 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 11:25:41,149 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 11:25:41,150 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 11:25:41,151 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 11:25:41,151 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 11:25:41,151 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 11:25:41,152 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 11:25:41,152 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 11:25:41,152 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 11:25:41,152 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 11:25:41,152 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 11:25:41,221 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 11:25:41,237 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 11:25:41,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 11:25:41,243 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 11:25:41,243 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 11:25:41,244 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/sum01_true-unreach-call_true-termination.i [2018-11-23 11:25:41,324 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e08cbcc/6b485140206f4f188b3867393e884375/FLAGc365d7e46 [2018-11-23 11:25:41,859 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 11:25:41,860 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/sum01_true-unreach-call_true-termination.i [2018-11-23 11:25:41,868 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e08cbcc/6b485140206f4f188b3867393e884375/FLAGc365d7e46 [2018-11-23 11:25:42,186 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f3e08cbcc/6b485140206f4f188b3867393e884375 [2018-11-23 11:25:42,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 11:25:42,201 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 11:25:42,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 11:25:42,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 11:25:42,209 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 11:25:42,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:25:42" (1/1) ... [2018-11-23 11:25:42,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71ea4551 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42, skipping insertion in model container [2018-11-23 11:25:42,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:25:42" (1/1) ... [2018-11-23 11:25:42,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 11:25:42,254 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 11:25:42,561 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:25:42,570 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 11:25:42,600 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:25:42,623 INFO L195 MainTranslator]: Completed translation [2018-11-23 11:25:42,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42 WrapperNode [2018-11-23 11:25:42,624 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 11:25:42,625 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 11:25:42,626 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 11:25:42,626 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 11:25:42,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42" (1/1) ... [2018-11-23 11:25:42,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42" (1/1) ... [2018-11-23 11:25:42,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 11:25:42,660 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 11:25:42,660 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 11:25:42,660 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 11:25:42,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42" (1/1) ... [2018-11-23 11:25:42,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42" (1/1) ... [2018-11-23 11:25:42,673 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42" (1/1) ... [2018-11-23 11:25:42,674 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42" (1/1) ... [2018-11-23 11:25:42,682 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42" (1/1) ... [2018-11-23 11:25:42,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42" (1/1) ... [2018-11-23 11:25:42,690 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42" (1/1) ... [2018-11-23 11:25:42,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 11:25:42,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 11:25:42,693 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 11:25:42,693 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 11:25:42,694 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42" (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 11:25:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 11:25:42,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 11:25:42,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 11:25:42,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 11:25:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 11:25:42,824 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 11:25:42,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-23 11:25:42,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-23 11:25:43,283 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 11:25:43,284 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 11:25:43,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:25:43 BoogieIcfgContainer [2018-11-23 11:25:43,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 11:25:43,286 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 11:25:43,286 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 11:25:43,290 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 11:25:43,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:25:42" (1/3) ... [2018-11-23 11:25:43,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65464798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:25:43, skipping insertion in model container [2018-11-23 11:25:43,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:25:42" (2/3) ... [2018-11-23 11:25:43,292 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65464798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:25:43, skipping insertion in model container [2018-11-23 11:25:43,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:25:43" (3/3) ... [2018-11-23 11:25:43,295 INFO L112 eAbstractionObserver]: Analyzing ICFG sum01_true-unreach-call_true-termination.i [2018-11-23 11:25:43,307 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 11:25:43,316 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 11:25:43,332 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 11:25:43,367 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 11:25:43,368 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 11:25:43,368 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 11:25:43,368 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 11:25:43,369 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 11:25:43,369 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 11:25:43,369 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 11:25:43,370 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 11:25:43,370 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 11:25:43,389 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2018-11-23 11:25:43,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 11:25:43,395 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:25:43,396 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:25:43,399 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:25:43,405 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:25:43,405 INFO L82 PathProgramCache]: Analyzing trace with hash 579653156, now seen corresponding path program 1 times [2018-11-23 11:25:43,409 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:25:43,410 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 11:25:43,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:25:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:25:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:25:43,484 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:25:43,536 INFO L256 TraceCheckUtils]: 0: Hoare triple {22#true} call ULTIMATE.init(); {22#true} is VALID [2018-11-23 11:25:43,540 INFO L273 TraceCheckUtils]: 1: Hoare triple {22#true} assume true; {22#true} is VALID [2018-11-23 11:25:43,541 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {22#true} {22#true} #36#return; {22#true} is VALID [2018-11-23 11:25:43,542 INFO L256 TraceCheckUtils]: 3: Hoare triple {22#true} call #t~ret2 := main(); {22#true} is VALID [2018-11-23 11:25:43,542 INFO L273 TraceCheckUtils]: 4: Hoare triple {22#true} havoc ~i~0;~n~0 := #t~nondet0;havoc #t~nondet0;~sn~0 := 0bv32; {22#true} is VALID [2018-11-23 11:25:43,542 INFO L273 TraceCheckUtils]: 5: Hoare triple {22#true} assume !!(~bvslt32(~n~0, 1000bv32) && ~bvsge32(~n~0, 4294966296bv32));~i~0 := 1bv32; {22#true} is VALID [2018-11-23 11:25:43,543 INFO L273 TraceCheckUtils]: 6: Hoare triple {22#true} assume !true; {23#false} is VALID [2018-11-23 11:25:43,544 INFO L256 TraceCheckUtils]: 7: Hoare triple {23#false} call __VERIFIER_assert((if ~sn~0 == ~bvmul32(2bv32, ~n~0) || 0bv32 == ~sn~0 then 1bv32 else 0bv32)); {23#false} is VALID [2018-11-23 11:25:43,544 INFO L273 TraceCheckUtils]: 8: Hoare triple {23#false} ~cond := #in~cond; {23#false} is VALID [2018-11-23 11:25:43,544 INFO L273 TraceCheckUtils]: 9: Hoare triple {23#false} assume 0bv32 == ~cond; {23#false} is VALID [2018-11-23 11:25:43,545 INFO L273 TraceCheckUtils]: 10: Hoare triple {23#false} assume !false; {23#false} is VALID [2018-11-23 11:25:43,548 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 11:25:43,549 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 11:25:43,553 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:25:43,553 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 11:25:43,558 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-11-23 11:25:43,561 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:25:43,565 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-23 11:25:43,614 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:25:43,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 11:25:43,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 11:25:43,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 11:25:43,625 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 2 states. [2018-11-23 11:25:43,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:25:43,716 INFO L93 Difference]: Finished difference Result 30 states and 34 transitions. [2018-11-23 11:25:43,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 11:25:43,716 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-11-23 11:25:43,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:25:43,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 11:25:43,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 34 transitions. [2018-11-23 11:25:43,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 11:25:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 34 transitions. [2018-11-23 11:25:43,733 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 34 transitions. [2018-11-23 11:25:44,064 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 34 edges. 34 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:25:44,076 INFO L225 Difference]: With dead ends: 30 [2018-11-23 11:25:44,076 INFO L226 Difference]: Without dead ends: 13 [2018-11-23 11:25:44,080 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 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 11:25:44,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2018-11-23 11:25:44,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-11-23 11:25:44,122 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:25:44,123 INFO L82 GeneralOperation]: Start isEquivalent. First operand 13 states. Second operand 13 states. [2018-11-23 11:25:44,124 INFO L74 IsIncluded]: Start isIncluded. First operand 13 states. Second operand 13 states. [2018-11-23 11:25:44,124 INFO L87 Difference]: Start difference. First operand 13 states. Second operand 13 states. [2018-11-23 11:25:44,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:25:44,128 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2018-11-23 11:25:44,128 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2018-11-23 11:25:44,129 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:25:44,129 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:25:44,129 INFO L74 IsIncluded]: Start isIncluded. First operand 13 states. Second operand 13 states. [2018-11-23 11:25:44,130 INFO L87 Difference]: Start difference. First operand 13 states. Second operand 13 states. [2018-11-23 11:25:44,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:25:44,133 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2018-11-23 11:25:44,133 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2018-11-23 11:25:44,134 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:25:44,134 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:25:44,134 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:25:44,134 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:25:44,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-11-23 11:25:44,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2018-11-23 11:25:44,138 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 11 [2018-11-23 11:25:44,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:25:44,139 INFO L480 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2018-11-23 11:25:44,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 11:25:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2018-11-23 11:25:44,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 11:25:44,140 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:25:44,140 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:25:44,140 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:25:44,141 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:25:44,141 INFO L82 PathProgramCache]: Analyzing trace with hash 574112030, now seen corresponding path program 1 times [2018-11-23 11:25:44,141 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:25:44,141 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 11:25:44,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:25:44,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:25:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:25:44,196 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:25:44,391 INFO L256 TraceCheckUtils]: 0: Hoare triple {141#true} call ULTIMATE.init(); {141#true} is VALID [2018-11-23 11:25:44,391 INFO L273 TraceCheckUtils]: 1: Hoare triple {141#true} assume true; {141#true} is VALID [2018-11-23 11:25:44,392 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {141#true} {141#true} #36#return; {141#true} is VALID [2018-11-23 11:25:44,392 INFO L256 TraceCheckUtils]: 3: Hoare triple {141#true} call #t~ret2 := main(); {141#true} is VALID [2018-11-23 11:25:44,407 INFO L273 TraceCheckUtils]: 4: Hoare triple {141#true} havoc ~i~0;~n~0 := #t~nondet0;havoc #t~nondet0;~sn~0 := 0bv32; {158#(= (_ bv0 32) main_~sn~0)} is VALID [2018-11-23 11:25:44,410 INFO L273 TraceCheckUtils]: 5: Hoare triple {158#(= (_ bv0 32) main_~sn~0)} assume !!(~bvslt32(~n~0, 1000bv32) && ~bvsge32(~n~0, 4294966296bv32));~i~0 := 1bv32; {158#(= (_ bv0 32) main_~sn~0)} is VALID [2018-11-23 11:25:44,412 INFO L273 TraceCheckUtils]: 6: Hoare triple {158#(= (_ bv0 32) main_~sn~0)} assume !~bvsle32(~i~0, ~n~0); {158#(= (_ bv0 32) main_~sn~0)} is VALID [2018-11-23 11:25:44,415 INFO L256 TraceCheckUtils]: 7: Hoare triple {158#(= (_ bv0 32) main_~sn~0)} call __VERIFIER_assert((if ~sn~0 == ~bvmul32(2bv32, ~n~0) || 0bv32 == ~sn~0 then 1bv32 else 0bv32)); {168#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:25:44,416 INFO L273 TraceCheckUtils]: 8: Hoare triple {168#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {172#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:25:44,417 INFO L273 TraceCheckUtils]: 9: Hoare triple {172#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {142#false} is VALID [2018-11-23 11:25:44,418 INFO L273 TraceCheckUtils]: 10: Hoare triple {142#false} assume !false; {142#false} is VALID [2018-11-23 11:25:44,419 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 11:25:44,419 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (3)] Exception during sending of exit command (exit): Broken pipe [2018-11-23 11:25:44,422 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:25:44,422 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 11:25:44,424 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2018-11-23 11:25:44,424 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:25:44,424 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2018-11-23 11:25:44,450 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 11 edges. 11 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:25:44,451 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 11:25:44,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 11:25:44,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 11:25:44,452 INFO L87 Difference]: Start difference. First operand 13 states and 13 transitions. Second operand 5 states. [2018-11-23 11:25:44,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:25:44,730 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2018-11-23 11:25:44,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 11:25:44,730 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 11 [2018-11-23 11:25:44,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:25:44,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 11:25:44,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 19 transitions. [2018-11-23 11:25:44,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-23 11:25:44,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 19 transitions. [2018-11-23 11:25:44,735 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 19 transitions. [2018-11-23 11:25:44,787 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 19 edges. 19 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:25:44,790 INFO L225 Difference]: With dead ends: 19 [2018-11-23 11:25:44,790 INFO L226 Difference]: Without dead ends: 14 [2018-11-23 11:25:44,791 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 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 11:25:44,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2018-11-23 11:25:44,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2018-11-23 11:25:44,803 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:25:44,803 INFO L82 GeneralOperation]: Start isEquivalent. First operand 14 states. Second operand 14 states. [2018-11-23 11:25:44,803 INFO L74 IsIncluded]: Start isIncluded. First operand 14 states. Second operand 14 states. [2018-11-23 11:25:44,803 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 14 states. [2018-11-23 11:25:44,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:25:44,805 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2018-11-23 11:25:44,805 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2018-11-23 11:25:44,806 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:25:44,806 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:25:44,806 INFO L74 IsIncluded]: Start isIncluded. First operand 14 states. Second operand 14 states. [2018-11-23 11:25:44,806 INFO L87 Difference]: Start difference. First operand 14 states. Second operand 14 states. [2018-11-23 11:25:44,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:25:44,809 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2018-11-23 11:25:44,809 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2018-11-23 11:25:44,809 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:25:44,810 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:25:44,810 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:25:44,810 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:25:44,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2018-11-23 11:25:44,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2018-11-23 11:25:44,812 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 11 [2018-11-23 11:25:44,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:25:44,812 INFO L480 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2018-11-23 11:25:44,812 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 11:25:44,812 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2018-11-23 11:25:44,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-23 11:25:44,813 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:25:44,813 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:25:44,814 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:25:44,814 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:25:44,814 INFO L82 PathProgramCache]: Analyzing trace with hash -1164206820, now seen corresponding path program 1 times [2018-11-23 11:25:44,815 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:25:44,815 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 11:25:44,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:25:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:25:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:25:44,879 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:25:45,684 INFO L256 TraceCheckUtils]: 0: Hoare triple {259#true} call ULTIMATE.init(); {259#true} is VALID [2018-11-23 11:25:45,685 INFO L273 TraceCheckUtils]: 1: Hoare triple {259#true} assume true; {259#true} is VALID [2018-11-23 11:25:45,685 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {259#true} {259#true} #36#return; {259#true} is VALID [2018-11-23 11:25:45,685 INFO L256 TraceCheckUtils]: 3: Hoare triple {259#true} call #t~ret2 := main(); {259#true} is VALID [2018-11-23 11:25:45,686 INFO L273 TraceCheckUtils]: 4: Hoare triple {259#true} havoc ~i~0;~n~0 := #t~nondet0;havoc #t~nondet0;~sn~0 := 0bv32; {276#(= (_ bv0 32) main_~sn~0)} is VALID [2018-11-23 11:25:45,688 INFO L273 TraceCheckUtils]: 5: Hoare triple {276#(= (_ bv0 32) main_~sn~0)} assume !!(~bvslt32(~n~0, 1000bv32) && ~bvsge32(~n~0, 4294966296bv32));~i~0 := 1bv32; {280#(and (= (_ bv0 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 11:25:45,689 INFO L273 TraceCheckUtils]: 6: Hoare triple {280#(and (= (_ bv0 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {284#(and (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 11:25:45,691 INFO L273 TraceCheckUtils]: 7: Hoare triple {284#(and (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {288#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 11:25:45,703 INFO L273 TraceCheckUtils]: 8: Hoare triple {288#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (_ bv2 32) main_~i~0))} assume !~bvsle32(~i~0, ~n~0); {292#(and (not (bvsle (_ bv2 32) main_~n~0)) (bvsle (_ bv1 32) main_~n~0) (= (_ bv2 32) main_~sn~0))} is VALID [2018-11-23 11:25:45,711 INFO L256 TraceCheckUtils]: 9: Hoare triple {292#(and (not (bvsle (_ bv2 32) main_~n~0)) (bvsle (_ bv1 32) main_~n~0) (= (_ bv2 32) main_~sn~0))} call __VERIFIER_assert((if ~sn~0 == ~bvmul32(2bv32, ~n~0) || 0bv32 == ~sn~0 then 1bv32 else 0bv32)); {296#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:25:45,716 INFO L273 TraceCheckUtils]: 10: Hoare triple {296#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {300#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:25:45,717 INFO L273 TraceCheckUtils]: 11: Hoare triple {300#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {260#false} is VALID [2018-11-23 11:25:45,717 INFO L273 TraceCheckUtils]: 12: Hoare triple {260#false} assume !false; {260#false} is VALID [2018-11-23 11:25:45,719 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 11:25:45,720 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:25:46,726 INFO L273 TraceCheckUtils]: 12: Hoare triple {260#false} assume !false; {260#false} is VALID [2018-11-23 11:25:46,727 INFO L273 TraceCheckUtils]: 11: Hoare triple {310#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {260#false} is VALID [2018-11-23 11:25:46,728 INFO L273 TraceCheckUtils]: 10: Hoare triple {314#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {310#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-23 11:25:46,729 INFO L256 TraceCheckUtils]: 9: Hoare triple {318#(or (= (_ bv0 32) main_~sn~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} call __VERIFIER_assert((if ~sn~0 == ~bvmul32(2bv32, ~n~0) || 0bv32 == ~sn~0 then 1bv32 else 0bv32)); {314#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-23 11:25:46,730 INFO L273 TraceCheckUtils]: 8: Hoare triple {322#(or (= (_ bv0 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} assume !~bvsle32(~i~0, ~n~0); {318#(or (= (_ bv0 32) main_~sn~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:46,731 INFO L273 TraceCheckUtils]: 7: Hoare triple {326#(or (= (_ bv0 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {322#(or (= (_ bv0 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:46,746 INFO L273 TraceCheckUtils]: 6: Hoare triple {330#(or (= (_ bv4294967294 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {326#(or (= (_ bv0 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:46,749 INFO L273 TraceCheckUtils]: 5: Hoare triple {334#(or (forall ((main_~n~0 (_ BitVec 32))) (or (bvsle (_ bv2 32) main_~n~0) (not (bvslt main_~n~0 (_ bv1000 32))) (not (bvsle (_ bv1 32) main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))) (= (_ bv4294967294 32) main_~sn~0))} assume !!(~bvslt32(~n~0, 1000bv32) && ~bvsge32(~n~0, 4294966296bv32));~i~0 := 1bv32; {330#(or (= (_ bv4294967294 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:46,753 INFO L273 TraceCheckUtils]: 4: Hoare triple {259#true} havoc ~i~0;~n~0 := #t~nondet0;havoc #t~nondet0;~sn~0 := 0bv32; {334#(or (forall ((main_~n~0 (_ BitVec 32))) (or (bvsle (_ bv2 32) main_~n~0) (not (bvslt main_~n~0 (_ bv1000 32))) (not (bvsle (_ bv1 32) main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))) (= (_ bv4294967294 32) main_~sn~0))} is VALID [2018-11-23 11:25:46,753 INFO L256 TraceCheckUtils]: 3: Hoare triple {259#true} call #t~ret2 := main(); {259#true} is VALID [2018-11-23 11:25:46,754 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {259#true} {259#true} #36#return; {259#true} is VALID [2018-11-23 11:25:46,754 INFO L273 TraceCheckUtils]: 1: Hoare triple {259#true} assume true; {259#true} is VALID [2018-11-23 11:25:46,754 INFO L256 TraceCheckUtils]: 0: Hoare triple {259#true} call ULTIMATE.init(); {259#true} is VALID [2018-11-23 11:25:46,755 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 11:25:46,757 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:25:46,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2018-11-23 11:25:46,758 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 13 [2018-11-23 11:25:46,758 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:25:46,759 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states. [2018-11-23 11:25:46,827 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:25:46,828 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 11:25:46,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 11:25:46,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2018-11-23 11:25:46,829 INFO L87 Difference]: Start difference. First operand 14 states and 14 transitions. Second operand 16 states. [2018-11-23 11:25:47,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:25:47,870 INFO L93 Difference]: Finished difference Result 24 states and 25 transitions. [2018-11-23 11:25:47,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-23 11:25:47,870 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 13 [2018-11-23 11:25:47,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:25:47,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-11-23 11:25:47,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 25 transitions. [2018-11-23 11:25:47,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2018-11-23 11:25:47,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 25 transitions. [2018-11-23 11:25:47,876 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states and 25 transitions. [2018-11-23 11:25:47,925 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 25 edges. 25 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:25:47,926 INFO L225 Difference]: With dead ends: 24 [2018-11-23 11:25:47,926 INFO L226 Difference]: Without dead ends: 18 [2018-11-23 11:25:47,927 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2018-11-23 11:25:47,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2018-11-23 11:25:47,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2018-11-23 11:25:47,942 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:25:47,942 INFO L82 GeneralOperation]: Start isEquivalent. First operand 18 states. Second operand 18 states. [2018-11-23 11:25:47,942 INFO L74 IsIncluded]: Start isIncluded. First operand 18 states. Second operand 18 states. [2018-11-23 11:25:47,943 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 18 states. [2018-11-23 11:25:47,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:25:47,945 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2018-11-23 11:25:47,945 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-11-23 11:25:47,945 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:25:47,946 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:25:47,946 INFO L74 IsIncluded]: Start isIncluded. First operand 18 states. Second operand 18 states. [2018-11-23 11:25:47,946 INFO L87 Difference]: Start difference. First operand 18 states. Second operand 18 states. [2018-11-23 11:25:47,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:25:47,948 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2018-11-23 11:25:47,948 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-11-23 11:25:47,949 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:25:47,949 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:25:47,949 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:25:47,949 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:25:47,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-23 11:25:47,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2018-11-23 11:25:47,951 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 13 [2018-11-23 11:25:47,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:25:47,951 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2018-11-23 11:25:47,952 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 11:25:47,952 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2018-11-23 11:25:47,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-23 11:25:47,953 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:25:47,953 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:25:47,953 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:25:47,953 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:25:47,953 INFO L82 PathProgramCache]: Analyzing trace with hash -2033115496, now seen corresponding path program 2 times [2018-11-23 11:25:47,954 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:25:47,954 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 11:25:47,975 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 11:25:48,021 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 11:25:48,022 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 11:25:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:25:48,043 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:25:48,586 INFO L256 TraceCheckUtils]: 0: Hoare triple {461#true} call ULTIMATE.init(); {461#true} is VALID [2018-11-23 11:25:48,586 INFO L273 TraceCheckUtils]: 1: Hoare triple {461#true} assume true; {461#true} is VALID [2018-11-23 11:25:48,587 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {461#true} {461#true} #36#return; {461#true} is VALID [2018-11-23 11:25:48,587 INFO L256 TraceCheckUtils]: 3: Hoare triple {461#true} call #t~ret2 := main(); {461#true} is VALID [2018-11-23 11:25:48,591 INFO L273 TraceCheckUtils]: 4: Hoare triple {461#true} havoc ~i~0;~n~0 := #t~nondet0;havoc #t~nondet0;~sn~0 := 0bv32; {478#(= (_ bv0 32) main_~sn~0)} is VALID [2018-11-23 11:25:48,592 INFO L273 TraceCheckUtils]: 5: Hoare triple {478#(= (_ bv0 32) main_~sn~0)} assume !!(~bvslt32(~n~0, 1000bv32) && ~bvsge32(~n~0, 4294966296bv32));~i~0 := 1bv32; {482#(and (= (_ bv0 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 11:25:48,593 INFO L273 TraceCheckUtils]: 6: Hoare triple {482#(and (= (_ bv0 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {486#(and (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 11:25:48,595 INFO L273 TraceCheckUtils]: 7: Hoare triple {486#(and (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {490#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 11:25:48,596 INFO L273 TraceCheckUtils]: 8: Hoare triple {490#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (_ bv2 32) main_~i~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {494#(and (bvsle main_~i~0 main_~n~0) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 11:25:48,598 INFO L273 TraceCheckUtils]: 9: Hoare triple {494#(and (bvsle main_~i~0 main_~n~0) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~i~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {498#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:25:48,600 INFO L273 TraceCheckUtils]: 10: Hoare triple {498#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {502#(and (= (_ bv6 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:25:48,601 INFO L273 TraceCheckUtils]: 11: Hoare triple {502#(and (= (_ bv6 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {506#(and (= (_ bv6 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv4 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:25:48,602 INFO L273 TraceCheckUtils]: 12: Hoare triple {506#(and (= (_ bv6 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv4 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !~bvsle32(~i~0, ~n~0); {510#(and (= (_ bv6 32) main_~sn~0) (bvsle (_ bv3 32) main_~n~0) (not (bvsle (_ bv4 32) main_~n~0)))} is VALID [2018-11-23 11:25:48,606 INFO L256 TraceCheckUtils]: 13: Hoare triple {510#(and (= (_ bv6 32) main_~sn~0) (bvsle (_ bv3 32) main_~n~0) (not (bvsle (_ bv4 32) main_~n~0)))} call __VERIFIER_assert((if ~sn~0 == ~bvmul32(2bv32, ~n~0) || 0bv32 == ~sn~0 then 1bv32 else 0bv32)); {514#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:25:48,610 INFO L273 TraceCheckUtils]: 14: Hoare triple {514#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {518#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:25:48,612 INFO L273 TraceCheckUtils]: 15: Hoare triple {518#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {462#false} is VALID [2018-11-23 11:25:48,612 INFO L273 TraceCheckUtils]: 16: Hoare triple {462#false} assume !false; {462#false} is VALID [2018-11-23 11:25:48,614 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:25:48,614 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:25:50,310 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 19 [2018-11-23 11:25:50,460 INFO L273 TraceCheckUtils]: 16: Hoare triple {462#false} assume !false; {462#false} is VALID [2018-11-23 11:25:50,461 INFO L273 TraceCheckUtils]: 15: Hoare triple {528#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {462#false} is VALID [2018-11-23 11:25:50,462 INFO L273 TraceCheckUtils]: 14: Hoare triple {532#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {528#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-23 11:25:50,463 INFO L256 TraceCheckUtils]: 13: Hoare triple {536#(or (= (_ bv0 32) main_~sn~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} call __VERIFIER_assert((if ~sn~0 == ~bvmul32(2bv32, ~n~0) || 0bv32 == ~sn~0 then 1bv32 else 0bv32)); {532#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-23 11:25:50,464 INFO L273 TraceCheckUtils]: 12: Hoare triple {540#(or (= (_ bv0 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} assume !~bvsle32(~i~0, ~n~0); {536#(or (= (_ bv0 32) main_~sn~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:50,465 INFO L273 TraceCheckUtils]: 11: Hoare triple {544#(or (= (_ bv0 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {540#(or (= (_ bv0 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:50,484 INFO L273 TraceCheckUtils]: 10: Hoare triple {548#(or (= (_ bv4294967294 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {544#(or (= (_ bv0 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:50,512 INFO L273 TraceCheckUtils]: 9: Hoare triple {552#(or (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0) (= (_ bv4294967294 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {548#(or (= (_ bv4294967294 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:50,537 INFO L273 TraceCheckUtils]: 8: Hoare triple {556#(or (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (bvmul (_ bv2 32) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {552#(or (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0) (= (_ bv4294967294 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:50,601 INFO L273 TraceCheckUtils]: 7: Hoare triple {560#(or (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv4 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (bvmul (_ bv2 32) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {556#(or (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:50,628 INFO L273 TraceCheckUtils]: 6: Hoare triple {564#(or (= (bvadd main_~sn~0 (_ bv6 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (_ bv4294967290 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {560#(or (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv4 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:50,634 INFO L273 TraceCheckUtils]: 5: Hoare triple {568#(or (= (_ bv4294967290 32) main_~sn~0) (forall ((main_~n~0 (_ BitVec 32))) (or (bvsle (_ bv4 32) main_~n~0) (= (bvadd main_~sn~0 (_ bv6 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvslt main_~n~0 (_ bv1000 32))) (not (bvsle (_ bv1 32) main_~n~0)) (not (bvsle (_ bv3 32) main_~n~0)))))} assume !!(~bvslt32(~n~0, 1000bv32) && ~bvsge32(~n~0, 4294966296bv32));~i~0 := 1bv32; {564#(or (= (bvadd main_~sn~0 (_ bv6 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (_ bv4294967290 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)))} is VALID [2018-11-23 11:25:50,637 INFO L273 TraceCheckUtils]: 4: Hoare triple {461#true} havoc ~i~0;~n~0 := #t~nondet0;havoc #t~nondet0;~sn~0 := 0bv32; {568#(or (= (_ bv4294967290 32) main_~sn~0) (forall ((main_~n~0 (_ BitVec 32))) (or (bvsle (_ bv4 32) main_~n~0) (= (bvadd main_~sn~0 (_ bv6 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvslt main_~n~0 (_ bv1000 32))) (not (bvsle (_ bv1 32) main_~n~0)) (not (bvsle (_ bv3 32) main_~n~0)))))} is VALID [2018-11-23 11:25:50,637 INFO L256 TraceCheckUtils]: 3: Hoare triple {461#true} call #t~ret2 := main(); {461#true} is VALID [2018-11-23 11:25:50,638 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {461#true} {461#true} #36#return; {461#true} is VALID [2018-11-23 11:25:50,638 INFO L273 TraceCheckUtils]: 1: Hoare triple {461#true} assume true; {461#true} is VALID [2018-11-23 11:25:50,639 INFO L256 TraceCheckUtils]: 0: Hoare triple {461#true} call ULTIMATE.init(); {461#true} is VALID [2018-11-23 11:25:50,640 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:25:50,643 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:25:50,644 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2018-11-23 11:25:50,644 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 17 [2018-11-23 11:25:50,644 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:25:50,644 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states. [2018-11-23 11:25:50,898 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 29 edges. 29 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:25:50,898 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-11-23 11:25:50,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-11-23 11:25:50,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2018-11-23 11:25:50,899 INFO L87 Difference]: Start difference. First operand 18 states and 18 transitions. Second operand 24 states. [2018-11-23 11:25:52,000 WARN L180 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-11-23 11:25:53,055 WARN L180 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-11-23 11:25:53,833 WARN L180 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2018-11-23 11:25:53,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:25:53,947 INFO L93 Difference]: Finished difference Result 32 states and 35 transitions. [2018-11-23 11:25:53,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-23 11:25:53,948 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 17 [2018-11-23 11:25:53,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:25:53,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-23 11:25:53,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 35 transitions. [2018-11-23 11:25:53,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-23 11:25:53,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 35 transitions. [2018-11-23 11:25:53,955 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 21 states and 35 transitions. [2018-11-23 11:25:54,228 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 35 edges. 35 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:25:54,230 INFO L225 Difference]: With dead ends: 32 [2018-11-23 11:25:54,230 INFO L226 Difference]: Without dead ends: 26 [2018-11-23 11:25:54,232 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=184, Invalid=872, Unknown=0, NotChecked=0, Total=1056 [2018-11-23 11:25:54,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2018-11-23 11:25:54,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2018-11-23 11:25:54,288 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:25:54,288 INFO L82 GeneralOperation]: Start isEquivalent. First operand 26 states. Second operand 26 states. [2018-11-23 11:25:54,288 INFO L74 IsIncluded]: Start isIncluded. First operand 26 states. Second operand 26 states. [2018-11-23 11:25:54,289 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 26 states. [2018-11-23 11:25:54,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:25:54,290 INFO L93 Difference]: Finished difference Result 26 states and 26 transitions. [2018-11-23 11:25:54,291 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2018-11-23 11:25:54,291 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:25:54,291 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:25:54,291 INFO L74 IsIncluded]: Start isIncluded. First operand 26 states. Second operand 26 states. [2018-11-23 11:25:54,292 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 26 states. [2018-11-23 11:25:54,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:25:54,294 INFO L93 Difference]: Finished difference Result 26 states and 26 transitions. [2018-11-23 11:25:54,295 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2018-11-23 11:25:54,295 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:25:54,295 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:25:54,296 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:25:54,296 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:25:54,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-23 11:25:54,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 26 transitions. [2018-11-23 11:25:54,298 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 26 transitions. Word has length 17 [2018-11-23 11:25:54,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:25:54,298 INFO L480 AbstractCegarLoop]: Abstraction has 26 states and 26 transitions. [2018-11-23 11:25:54,298 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-11-23 11:25:54,298 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 26 transitions. [2018-11-23 11:25:54,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-11-23 11:25:54,299 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:25:54,300 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:25:54,300 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:25:54,300 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:25:54,300 INFO L82 PathProgramCache]: Analyzing trace with hash 1702610832, now seen corresponding path program 3 times [2018-11-23 11:25:54,301 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:25:54,301 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 11:25:54,325 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-23 11:25:54,470 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2018-11-23 11:25:54,470 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 11:25:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:25:54,495 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:25:55,486 INFO L256 TraceCheckUtils]: 0: Hoare triple {745#true} call ULTIMATE.init(); {745#true} is VALID [2018-11-23 11:25:55,487 INFO L273 TraceCheckUtils]: 1: Hoare triple {745#true} assume true; {745#true} is VALID [2018-11-23 11:25:55,487 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {745#true} {745#true} #36#return; {745#true} is VALID [2018-11-23 11:25:55,487 INFO L256 TraceCheckUtils]: 3: Hoare triple {745#true} call #t~ret2 := main(); {745#true} is VALID [2018-11-23 11:25:55,488 INFO L273 TraceCheckUtils]: 4: Hoare triple {745#true} havoc ~i~0;~n~0 := #t~nondet0;havoc #t~nondet0;~sn~0 := 0bv32; {762#(= (_ bv0 32) main_~sn~0)} is VALID [2018-11-23 11:25:55,488 INFO L273 TraceCheckUtils]: 5: Hoare triple {762#(= (_ bv0 32) main_~sn~0)} assume !!(~bvslt32(~n~0, 1000bv32) && ~bvsge32(~n~0, 4294966296bv32));~i~0 := 1bv32; {766#(and (= (_ bv0 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 11:25:55,489 INFO L273 TraceCheckUtils]: 6: Hoare triple {766#(and (= (_ bv0 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {770#(and (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 11:25:55,490 INFO L273 TraceCheckUtils]: 7: Hoare triple {770#(and (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {774#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 11:25:55,492 INFO L273 TraceCheckUtils]: 8: Hoare triple {774#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (_ bv2 32) main_~i~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {778#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 11:25:55,492 INFO L273 TraceCheckUtils]: 9: Hoare triple {778#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~i~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {782#(and (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv4 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:25:55,493 INFO L273 TraceCheckUtils]: 10: Hoare triple {782#(and (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv4 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {786#(and (= (_ bv6 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:25:55,494 INFO L273 TraceCheckUtils]: 11: Hoare triple {786#(and (= (_ bv6 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {790#(and (= (_ bv6 32) main_~sn~0) (= (_ bv4 32) main_~i~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:25:55,495 INFO L273 TraceCheckUtils]: 12: Hoare triple {790#(and (= (_ bv6 32) main_~sn~0) (= (_ bv4 32) main_~i~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {794#(and (= (_ bv8 32) main_~sn~0) (= (_ bv4 32) main_~i~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:25:55,497 INFO L273 TraceCheckUtils]: 13: Hoare triple {794#(and (= (_ bv8 32) main_~sn~0) (= (_ bv4 32) main_~i~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {798#(and (= (_ bv8 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967291 32)) (_ bv0 32)))} is VALID [2018-11-23 11:25:55,498 INFO L273 TraceCheckUtils]: 14: Hoare triple {798#(and (= (_ bv8 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967291 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {802#(and (= (_ bv10 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967291 32)) (_ bv0 32)))} is VALID [2018-11-23 11:25:55,499 INFO L273 TraceCheckUtils]: 15: Hoare triple {802#(and (= (_ bv10 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967291 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {806#(and (= (_ bv6 32) main_~i~0) (= (_ bv10 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:25:55,500 INFO L273 TraceCheckUtils]: 16: Hoare triple {806#(and (= (_ bv6 32) main_~i~0) (= (_ bv10 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {810#(and (= (_ bv6 32) main_~i~0) (= (_ bv12 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:25:55,501 INFO L273 TraceCheckUtils]: 17: Hoare triple {810#(and (= (_ bv6 32) main_~i~0) (= (_ bv12 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {814#(and (= (_ bv12 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967289 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:25:55,504 INFO L273 TraceCheckUtils]: 18: Hoare triple {814#(and (= (_ bv12 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967289 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {818#(and (bvsle main_~i~0 main_~n~0) (= (_ bv14 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967289 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:25:55,507 INFO L273 TraceCheckUtils]: 19: Hoare triple {818#(and (bvsle main_~i~0 main_~n~0) (= (_ bv14 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967289 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {822#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv14 32) main_~sn~0) (= (_ bv8 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:25:55,507 INFO L273 TraceCheckUtils]: 20: Hoare triple {822#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv14 32) main_~sn~0) (= (_ bv8 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !~bvsle32(~i~0, ~n~0); {826#(and (= (_ bv14 32) main_~sn~0) (not (bvsle (_ bv8 32) main_~n~0)) (bvsle (_ bv7 32) main_~n~0))} is VALID [2018-11-23 11:25:55,510 INFO L256 TraceCheckUtils]: 21: Hoare triple {826#(and (= (_ bv14 32) main_~sn~0) (not (bvsle (_ bv8 32) main_~n~0)) (bvsle (_ bv7 32) main_~n~0))} call __VERIFIER_assert((if ~sn~0 == ~bvmul32(2bv32, ~n~0) || 0bv32 == ~sn~0 then 1bv32 else 0bv32)); {830#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:25:55,511 INFO L273 TraceCheckUtils]: 22: Hoare triple {830#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {834#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:25:55,517 INFO L273 TraceCheckUtils]: 23: Hoare triple {834#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {746#false} is VALID [2018-11-23 11:25:55,517 INFO L273 TraceCheckUtils]: 24: Hoare triple {746#false} assume !false; {746#false} is VALID [2018-11-23 11:25:55,520 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:25:55,520 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:25:59,171 INFO L273 TraceCheckUtils]: 24: Hoare triple {746#false} assume !false; {746#false} is VALID [2018-11-23 11:25:59,172 INFO L273 TraceCheckUtils]: 23: Hoare triple {844#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {746#false} is VALID [2018-11-23 11:25:59,172 INFO L273 TraceCheckUtils]: 22: Hoare triple {848#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {844#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-23 11:25:59,175 INFO L256 TraceCheckUtils]: 21: Hoare triple {852#(or (= (_ bv0 32) main_~sn~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} call __VERIFIER_assert((if ~sn~0 == ~bvmul32(2bv32, ~n~0) || 0bv32 == ~sn~0 then 1bv32 else 0bv32)); {848#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-23 11:25:59,176 INFO L273 TraceCheckUtils]: 20: Hoare triple {856#(or (= (_ bv0 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} assume !~bvsle32(~i~0, ~n~0); {852#(or (= (_ bv0 32) main_~sn~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:59,177 INFO L273 TraceCheckUtils]: 19: Hoare triple {860#(or (= (_ bv0 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {856#(or (= (_ bv0 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:59,195 INFO L273 TraceCheckUtils]: 18: Hoare triple {864#(or (= (_ bv4294967294 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {860#(or (= (_ bv0 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:59,228 INFO L273 TraceCheckUtils]: 17: Hoare triple {868#(or (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0) (= (_ bv4294967294 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {864#(or (= (_ bv4294967294 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:59,404 INFO L273 TraceCheckUtils]: 16: Hoare triple {872#(or (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv4 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (bvmul (_ bv2 32) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {868#(or (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0) (= (_ bv4294967294 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:59,477 INFO L273 TraceCheckUtils]: 15: Hoare triple {876#(or (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv4 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (bvmul (_ bv2 32) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {872#(or (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv4 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:59,527 INFO L273 TraceCheckUtils]: 14: Hoare triple {880#(or (= (bvadd main_~sn~0 (_ bv6 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0) (= (_ bv4294967290 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {876#(or (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv4 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:59,592 INFO L273 TraceCheckUtils]: 13: Hoare triple {884#(or (= (bvadd main_~sn~0 (_ bv6 32)) (bvmul (_ bv2 32) main_~n~0)) (= (_ bv4294967290 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {880#(or (= (bvadd main_~sn~0 (_ bv6 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0) (= (_ bv4294967290 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)))} is VALID [2018-11-23 11:25:59,623 INFO L273 TraceCheckUtils]: 12: Hoare triple {888#(or (= (bvadd main_~sn~0 (_ bv8 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv8 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {884#(or (= (bvadd main_~sn~0 (_ bv6 32)) (bvmul (_ bv2 32) main_~n~0)) (= (_ bv4294967290 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0))} is VALID [2018-11-23 11:25:59,684 INFO L273 TraceCheckUtils]: 11: Hoare triple {892#(or (= (bvadd main_~sn~0 (_ bv8 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv8 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {888#(or (= (bvadd main_~sn~0 (_ bv8 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv8 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0))} is VALID [2018-11-23 11:25:59,727 INFO L273 TraceCheckUtils]: 10: Hoare triple {896#(or (= (bvadd main_~sn~0 (_ bv10 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv10 32)) (_ bv0 32)) (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {892#(or (= (bvadd main_~sn~0 (_ bv8 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv8 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0))} is VALID [2018-11-23 11:25:59,791 INFO L273 TraceCheckUtils]: 9: Hoare triple {900#(or (= (bvadd main_~sn~0 (_ bv10 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv10 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {896#(or (= (bvadd main_~sn~0 (_ bv10 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv10 32)) (_ bv0 32)) (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0))} is VALID [2018-11-23 11:25:59,825 INFO L273 TraceCheckUtils]: 8: Hoare triple {904#(or (= (bvadd main_~sn~0 (_ bv12 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv12 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {900#(or (= (bvadd main_~sn~0 (_ bv10 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv10 32)) (_ bv0 32)))} is VALID [2018-11-23 11:25:59,943 INFO L273 TraceCheckUtils]: 7: Hoare triple {908#(or (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv12 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv12 32)) (bvmul (_ bv2 32) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {904#(or (= (bvadd main_~sn~0 (_ bv12 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv12 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0)))} is VALID [2018-11-23 11:25:59,979 INFO L273 TraceCheckUtils]: 6: Hoare triple {912#(or (= (bvadd main_~sn~0 (_ bv14 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0)) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv14 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {908#(or (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv12 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv12 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:25:59,984 INFO L273 TraceCheckUtils]: 5: Hoare triple {916#(or (= (bvadd main_~sn~0 (_ bv14 32)) (_ bv0 32)) (forall ((main_~n~0 (_ BitVec 32))) (or (= (bvadd main_~sn~0 (_ bv14 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvslt main_~n~0 (_ bv1000 32))) (bvsle (_ bv8 32) main_~n~0) (not (bvsle (_ bv7 32) main_~n~0)) (not (bvsle (_ bv1 32) main_~n~0)))))} assume !!(~bvslt32(~n~0, 1000bv32) && ~bvsge32(~n~0, 4294966296bv32));~i~0 := 1bv32; {912#(or (= (bvadd main_~sn~0 (_ bv14 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0)) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv14 32)) (_ bv0 32)))} is VALID [2018-11-23 11:25:59,987 INFO L273 TraceCheckUtils]: 4: Hoare triple {745#true} havoc ~i~0;~n~0 := #t~nondet0;havoc #t~nondet0;~sn~0 := 0bv32; {916#(or (= (bvadd main_~sn~0 (_ bv14 32)) (_ bv0 32)) (forall ((main_~n~0 (_ BitVec 32))) (or (= (bvadd main_~sn~0 (_ bv14 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvslt main_~n~0 (_ bv1000 32))) (bvsle (_ bv8 32) main_~n~0) (not (bvsle (_ bv7 32) main_~n~0)) (not (bvsle (_ bv1 32) main_~n~0)))))} is VALID [2018-11-23 11:25:59,988 INFO L256 TraceCheckUtils]: 3: Hoare triple {745#true} call #t~ret2 := main(); {745#true} is VALID [2018-11-23 11:25:59,988 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {745#true} {745#true} #36#return; {745#true} is VALID [2018-11-23 11:25:59,988 INFO L273 TraceCheckUtils]: 1: Hoare triple {745#true} assume true; {745#true} is VALID [2018-11-23 11:25:59,989 INFO L256 TraceCheckUtils]: 0: Hoare triple {745#true} call ULTIMATE.init(); {745#true} is VALID [2018-11-23 11:25:59,994 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:25:59,996 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:25:59,996 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 40 [2018-11-23 11:25:59,996 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 25 [2018-11-23 11:25:59,997 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:25:59,997 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 40 states. [2018-11-23 11:26:00,686 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 45 edges. 45 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:26:00,686 INFO L459 AbstractCegarLoop]: Interpolant automaton has 40 states [2018-11-23 11:26:00,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2018-11-23 11:26:00,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=197, Invalid=1363, Unknown=0, NotChecked=0, Total=1560 [2018-11-23 11:26:00,688 INFO L87 Difference]: Start difference. First operand 26 states and 26 transitions. Second operand 40 states. [2018-11-23 11:26:05,513 WARN L180 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-11-23 11:26:06,651 WARN L180 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-11-23 11:26:07,521 WARN L180 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-11-23 11:26:08,922 WARN L180 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 53 [2018-11-23 11:26:09,769 WARN L180 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2018-11-23 11:26:10,364 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-11-23 11:26:11,589 WARN L180 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 51 [2018-11-23 11:26:12,250 WARN L180 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-11-23 11:26:12,906 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-11-23 11:26:14,108 WARN L180 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 46 [2018-11-23 11:26:14,704 WARN L180 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-11-23 11:26:15,083 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-11-23 11:26:15,899 WARN L180 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2018-11-23 11:26:17,256 WARN L180 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2018-11-23 11:26:18,309 WARN L180 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-11-23 11:26:18,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:26:18,946 INFO L93 Difference]: Finished difference Result 53 states and 60 transitions. [2018-11-23 11:26:18,946 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-11-23 11:26:18,947 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 25 [2018-11-23 11:26:18,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:26:18,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-23 11:26:18,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 60 transitions. [2018-11-23 11:26:18,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-23 11:26:18,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 60 transitions. [2018-11-23 11:26:18,955 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 42 states and 60 transitions. [2018-11-23 11:26:23,934 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:26:23,936 INFO L225 Difference]: With dead ends: 53 [2018-11-23 11:26:23,936 INFO L226 Difference]: Without dead ends: 42 [2018-11-23 11:26:23,938 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 737 ImplicationChecksByTransitivity, 17.2s TimeCoverageRelationStatistics Valid=731, Invalid=4381, Unknown=0, NotChecked=0, Total=5112 [2018-11-23 11:26:23,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-23 11:26:24,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2018-11-23 11:26:24,102 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:26:24,103 INFO L82 GeneralOperation]: Start isEquivalent. First operand 42 states. Second operand 42 states. [2018-11-23 11:26:24,103 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 42 states. [2018-11-23 11:26:24,103 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 42 states. [2018-11-23 11:26:24,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:26:24,106 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2018-11-23 11:26:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2018-11-23 11:26:24,107 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:26:24,107 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:26:24,107 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 42 states. [2018-11-23 11:26:24,107 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 42 states. [2018-11-23 11:26:24,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:26:24,109 INFO L93 Difference]: Finished difference Result 42 states and 42 transitions. [2018-11-23 11:26:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2018-11-23 11:26:24,110 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:26:24,110 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:26:24,110 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:26:24,110 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:26:24,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-23 11:26:24,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 42 transitions. [2018-11-23 11:26:24,112 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 42 transitions. Word has length 25 [2018-11-23 11:26:24,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:26:24,113 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 42 transitions. [2018-11-23 11:26:24,113 INFO L481 AbstractCegarLoop]: Interpolant automaton has 40 states. [2018-11-23 11:26:24,113 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 42 transitions. [2018-11-23 11:26:24,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2018-11-23 11:26:24,114 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:26:24,114 INFO L402 BasicCegarLoop]: trace histogram [15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:26:24,115 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:26:24,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:26:24,115 INFO L82 PathProgramCache]: Analyzing trace with hash 1848881536, now seen corresponding path program 4 times [2018-11-23 11:26:24,115 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:26:24,116 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 11:26:24,135 INFO L101 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-23 11:26:24,215 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-23 11:26:24,215 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 11:26:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:26:24,256 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:26:27,202 INFO L256 TraceCheckUtils]: 0: Hoare triple {1229#true} call ULTIMATE.init(); {1229#true} is VALID [2018-11-23 11:26:27,202 INFO L273 TraceCheckUtils]: 1: Hoare triple {1229#true} assume true; {1229#true} is VALID [2018-11-23 11:26:27,202 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1229#true} {1229#true} #36#return; {1229#true} is VALID [2018-11-23 11:26:27,203 INFO L256 TraceCheckUtils]: 3: Hoare triple {1229#true} call #t~ret2 := main(); {1229#true} is VALID [2018-11-23 11:26:27,203 INFO L273 TraceCheckUtils]: 4: Hoare triple {1229#true} havoc ~i~0;~n~0 := #t~nondet0;havoc #t~nondet0;~sn~0 := 0bv32; {1246#(= (_ bv0 32) main_~sn~0)} is VALID [2018-11-23 11:26:27,204 INFO L273 TraceCheckUtils]: 5: Hoare triple {1246#(= (_ bv0 32) main_~sn~0)} assume !!(~bvslt32(~n~0, 1000bv32) && ~bvsge32(~n~0, 4294966296bv32));~i~0 := 1bv32; {1250#(and (= (_ bv0 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 11:26:27,207 INFO L273 TraceCheckUtils]: 6: Hoare triple {1250#(and (= (_ bv0 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1254#(and (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 11:26:27,209 INFO L273 TraceCheckUtils]: 7: Hoare triple {1254#(and (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1258#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 11:26:27,210 INFO L273 TraceCheckUtils]: 8: Hoare triple {1258#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (_ bv2 32) main_~i~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1262#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 11:26:27,215 INFO L273 TraceCheckUtils]: 9: Hoare triple {1262#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~i~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1266#(and (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0))} is VALID [2018-11-23 11:26:27,217 INFO L273 TraceCheckUtils]: 10: Hoare triple {1266#(and (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1270#(and (= (_ bv6 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0))} is VALID [2018-11-23 11:26:27,218 INFO L273 TraceCheckUtils]: 11: Hoare triple {1270#(and (= (_ bv6 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1274#(and (= (_ bv6 32) main_~sn~0) (= (_ bv4 32) main_~i~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:26:27,219 INFO L273 TraceCheckUtils]: 12: Hoare triple {1274#(and (= (_ bv6 32) main_~sn~0) (= (_ bv4 32) main_~i~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1278#(and (= (_ bv8 32) main_~sn~0) (= (_ bv4 32) main_~i~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:26:27,221 INFO L273 TraceCheckUtils]: 13: Hoare triple {1278#(and (= (_ bv8 32) main_~sn~0) (= (_ bv4 32) main_~i~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1282#(and (bvsle (bvadd main_~i~0 (_ bv4294967292 32)) main_~n~0) (= (_ bv8 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967291 32)) (_ bv0 32)))} is VALID [2018-11-23 11:26:27,222 INFO L273 TraceCheckUtils]: 14: Hoare triple {1282#(and (bvsle (bvadd main_~i~0 (_ bv4294967292 32)) main_~n~0) (= (_ bv8 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967291 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1286#(and (bvsle (bvadd main_~i~0 (_ bv4294967292 32)) main_~n~0) (= (_ bv10 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967291 32)) (_ bv0 32)))} is VALID [2018-11-23 11:26:27,224 INFO L273 TraceCheckUtils]: 15: Hoare triple {1286#(and (bvsle (bvadd main_~i~0 (_ bv4294967292 32)) main_~n~0) (= (_ bv10 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967291 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1290#(and (= (_ bv6 32) main_~i~0) (= (_ bv10 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967291 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:26:27,226 INFO L273 TraceCheckUtils]: 16: Hoare triple {1290#(and (= (_ bv6 32) main_~i~0) (= (_ bv10 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967291 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1294#(and (= (_ bv6 32) main_~i~0) (bvsle (bvadd main_~i~0 (_ bv4294967291 32)) main_~n~0) (= (_ bv12 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:26:27,227 INFO L273 TraceCheckUtils]: 17: Hoare triple {1294#(and (= (_ bv6 32) main_~i~0) (bvsle (bvadd main_~i~0 (_ bv4294967291 32)) main_~n~0) (= (_ bv12 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1298#(and (= (_ bv12 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967289 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967290 32)) main_~n~0))} is VALID [2018-11-23 11:26:27,229 INFO L273 TraceCheckUtils]: 18: Hoare triple {1298#(and (= (_ bv12 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967289 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967290 32)) main_~n~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1302#(and (= (_ bv14 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967289 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967290 32)) main_~n~0))} is VALID [2018-11-23 11:26:27,232 INFO L273 TraceCheckUtils]: 19: Hoare triple {1302#(and (= (_ bv14 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967289 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967290 32)) main_~n~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1306#(and (bvsle (bvadd main_~i~0 (_ bv4294967289 32)) main_~n~0) (= (_ bv14 32) main_~sn~0) (= (_ bv8 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:26:27,233 INFO L273 TraceCheckUtils]: 20: Hoare triple {1306#(and (bvsle (bvadd main_~i~0 (_ bv4294967289 32)) main_~n~0) (= (_ bv14 32) main_~sn~0) (= (_ bv8 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1310#(and (= (_ bv16 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= (_ bv8 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:26:27,235 INFO L273 TraceCheckUtils]: 21: Hoare triple {1310#(and (= (_ bv16 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= (_ bv8 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1314#(and (= (bvadd main_~i~0 (_ bv4294967287 32)) (_ bv0 32)) (= (_ bv16 32) main_~sn~0) (bvsle (_ bv8 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:26:27,235 INFO L273 TraceCheckUtils]: 22: Hoare triple {1314#(and (= (bvadd main_~i~0 (_ bv4294967287 32)) (_ bv0 32)) (= (_ bv16 32) main_~sn~0) (bvsle (_ bv8 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1318#(and (= (bvadd main_~i~0 (_ bv4294967287 32)) (_ bv0 32)) (bvsle (_ bv8 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv18 32) main_~sn~0))} is VALID [2018-11-23 11:26:27,237 INFO L273 TraceCheckUtils]: 23: Hoare triple {1318#(and (= (bvadd main_~i~0 (_ bv4294967287 32)) (_ bv0 32)) (bvsle (_ bv8 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv18 32) main_~sn~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1322#(and (bvsle (_ bv8 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv10 32) main_~i~0) (= (_ bv18 32) main_~sn~0))} is VALID [2018-11-23 11:26:27,238 INFO L273 TraceCheckUtils]: 24: Hoare triple {1322#(and (bvsle (_ bv8 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv10 32) main_~i~0) (= (_ bv18 32) main_~sn~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1326#(and (bvsle (_ bv8 32) main_~n~0) (= (_ bv20 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv10 32) main_~i~0))} is VALID [2018-11-23 11:26:27,239 INFO L273 TraceCheckUtils]: 25: Hoare triple {1326#(and (bvsle (_ bv8 32) main_~n~0) (= (_ bv20 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv10 32) main_~i~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1330#(and (bvsle (_ bv8 32) main_~n~0) (= (_ bv20 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967285 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:26:27,242 INFO L273 TraceCheckUtils]: 26: Hoare triple {1330#(and (bvsle (_ bv8 32) main_~n~0) (= (_ bv20 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967285 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1334#(and (bvsle (_ bv8 32) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967285 32)) (_ bv0 32)) (= (_ bv22 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:26:27,243 INFO L273 TraceCheckUtils]: 27: Hoare triple {1334#(and (bvsle (_ bv8 32) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967285 32)) (_ bv0 32)) (= (_ bv22 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1338#(and (bvsle (_ bv8 32) main_~n~0) (= (_ bv12 32) main_~i~0) (= (_ bv22 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:26:27,244 INFO L273 TraceCheckUtils]: 28: Hoare triple {1338#(and (bvsle (_ bv8 32) main_~n~0) (= (_ bv12 32) main_~i~0) (= (_ bv22 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1342#(and (= (_ bv24 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= (_ bv12 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:26:27,245 INFO L273 TraceCheckUtils]: 29: Hoare triple {1342#(and (= (_ bv24 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= (_ bv12 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1346#(and (= (_ bv24 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967283 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (_ bv12 32) main_~n~0))} is VALID [2018-11-23 11:26:27,246 INFO L273 TraceCheckUtils]: 30: Hoare triple {1346#(and (= (_ bv24 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967283 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (_ bv12 32) main_~n~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1350#(and (= (_ bv26 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967283 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (_ bv12 32) main_~n~0))} is VALID [2018-11-23 11:26:27,267 INFO L273 TraceCheckUtils]: 31: Hoare triple {1350#(and (= (_ bv26 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967283 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (_ bv12 32) main_~n~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1354#(and (= (_ bv26 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv14 32) main_~i~0) (bvsle (_ bv12 32) main_~n~0))} is VALID [2018-11-23 11:26:27,269 INFO L273 TraceCheckUtils]: 32: Hoare triple {1354#(and (= (_ bv26 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv14 32) main_~i~0) (bvsle (_ bv12 32) main_~n~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1358#(and (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv14 32) main_~i~0) (= (_ bv28 32) main_~sn~0))} is VALID [2018-11-23 11:26:27,270 INFO L273 TraceCheckUtils]: 33: Hoare triple {1358#(and (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv14 32) main_~i~0) (= (_ bv28 32) main_~sn~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1362#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967281 32)) (_ bv0 32)) (= (_ bv28 32) main_~sn~0))} is VALID [2018-11-23 11:26:27,272 INFO L273 TraceCheckUtils]: 34: Hoare triple {1362#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967281 32)) (_ bv0 32)) (= (_ bv28 32) main_~sn~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1366#(and (= (_ bv30 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967281 32)) (_ bv0 32)))} is VALID [2018-11-23 11:26:27,272 INFO L273 TraceCheckUtils]: 35: Hoare triple {1366#(and (= (_ bv30 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967281 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1370#(and (= (_ bv30 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv16 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:26:27,274 INFO L273 TraceCheckUtils]: 36: Hoare triple {1370#(and (= (_ bv30 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv16 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !~bvsle32(~i~0, ~n~0); {1374#(and (= (_ bv30 32) main_~sn~0) (not (bvsle (_ bv16 32) main_~n~0)) (bvsle (_ bv15 32) main_~n~0))} is VALID [2018-11-23 11:26:27,276 INFO L256 TraceCheckUtils]: 37: Hoare triple {1374#(and (= (_ bv30 32) main_~sn~0) (not (bvsle (_ bv16 32) main_~n~0)) (bvsle (_ bv15 32) main_~n~0))} call __VERIFIER_assert((if ~sn~0 == ~bvmul32(2bv32, ~n~0) || 0bv32 == ~sn~0 then 1bv32 else 0bv32)); {1378#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:26:27,277 INFO L273 TraceCheckUtils]: 38: Hoare triple {1378#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {1382#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:26:27,277 INFO L273 TraceCheckUtils]: 39: Hoare triple {1382#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {1230#false} is VALID [2018-11-23 11:26:27,278 INFO L273 TraceCheckUtils]: 40: Hoare triple {1230#false} assume !false; {1230#false} is VALID [2018-11-23 11:26:27,284 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:26:27,284 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:26:30,489 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 20 [2018-11-23 11:26:33,770 WARN L180 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 20 [2018-11-23 11:26:41,067 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 20 [2018-11-23 11:26:41,452 INFO L273 TraceCheckUtils]: 40: Hoare triple {1230#false} assume !false; {1230#false} is VALID [2018-11-23 11:26:41,452 INFO L273 TraceCheckUtils]: 39: Hoare triple {1392#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {1230#false} is VALID [2018-11-23 11:26:41,453 INFO L273 TraceCheckUtils]: 38: Hoare triple {1396#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {1392#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-23 11:26:41,455 INFO L256 TraceCheckUtils]: 37: Hoare triple {1400#(or (= (_ bv0 32) main_~sn~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} call __VERIFIER_assert((if ~sn~0 == ~bvmul32(2bv32, ~n~0) || 0bv32 == ~sn~0 then 1bv32 else 0bv32)); {1396#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-23 11:26:41,456 INFO L273 TraceCheckUtils]: 36: Hoare triple {1404#(or (= (_ bv0 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} assume !~bvsle32(~i~0, ~n~0); {1400#(or (= (_ bv0 32) main_~sn~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:26:41,456 INFO L273 TraceCheckUtils]: 35: Hoare triple {1408#(or (= (_ bv0 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1404#(or (= (_ bv0 32) main_~sn~0) (bvsle main_~i~0 main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:26:41,475 INFO L273 TraceCheckUtils]: 34: Hoare triple {1412#(or (= (_ bv4294967294 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1408#(or (= (_ bv0 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (= main_~sn~0 (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:26:41,504 INFO L273 TraceCheckUtils]: 33: Hoare triple {1416#(or (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0) (= (_ bv4294967294 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1412#(or (= (_ bv4294967294 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:26:41,527 INFO L273 TraceCheckUtils]: 32: Hoare triple {1420#(or (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (bvmul (_ bv2 32) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1416#(or (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0) (= (_ bv4294967294 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv2 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:26:41,588 INFO L273 TraceCheckUtils]: 31: Hoare triple {1424#(or (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv4 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (bvmul (_ bv2 32) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1420#(or (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:26:41,624 INFO L273 TraceCheckUtils]: 30: Hoare triple {1428#(or (= (bvadd main_~sn~0 (_ bv6 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0) (= (_ bv4294967290 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1424#(or (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv4 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv4 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:26:41,746 INFO L273 TraceCheckUtils]: 29: Hoare triple {1432#(or (= (bvadd main_~sn~0 (_ bv6 32)) (bvmul (_ bv2 32) main_~n~0)) (= (_ bv4294967290 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1428#(or (= (bvadd main_~sn~0 (_ bv6 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0) (= (_ bv4294967290 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)))} is VALID [2018-11-23 11:26:41,777 INFO L273 TraceCheckUtils]: 28: Hoare triple {1436#(or (= (bvadd main_~sn~0 (_ bv8 32)) (_ bv0 32)) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv8 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1432#(or (= (bvadd main_~sn~0 (_ bv6 32)) (bvmul (_ bv2 32) main_~n~0)) (= (_ bv4294967290 32) main_~sn~0) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0))} is VALID [2018-11-23 11:26:41,853 INFO L273 TraceCheckUtils]: 27: Hoare triple {1440#(or (= (bvadd main_~sn~0 (_ bv8 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv8 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1436#(or (= (bvadd main_~sn~0 (_ bv8 32)) (_ bv0 32)) (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv8 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0))} is VALID [2018-11-23 11:26:41,877 INFO L273 TraceCheckUtils]: 26: Hoare triple {1444#(or (= (bvadd main_~sn~0 (_ bv10 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv10 32)) (_ bv0 32)) (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1440#(or (= (bvadd main_~sn~0 (_ bv8 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv8 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0))} is VALID [2018-11-23 11:26:41,983 INFO L273 TraceCheckUtils]: 25: Hoare triple {1448#(or (= (bvadd main_~sn~0 (_ bv10 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv10 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1444#(or (= (bvadd main_~sn~0 (_ bv10 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv10 32)) (_ bv0 32)) (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0))} is VALID [2018-11-23 11:26:42,033 INFO L273 TraceCheckUtils]: 24: Hoare triple {1452#(or (= (bvadd main_~sn~0 (_ bv12 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv12 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1448#(or (= (bvadd main_~sn~0 (_ bv10 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv10 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)))} is VALID [2018-11-23 11:26:42,132 INFO L273 TraceCheckUtils]: 23: Hoare triple {1456#(or (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv12 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv12 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1452#(or (= (bvadd main_~sn~0 (_ bv12 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv12 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)))} is VALID [2018-11-23 11:26:42,164 INFO L273 TraceCheckUtils]: 22: Hoare triple {1460#(or (= (bvadd main_~sn~0 (_ bv14 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv14 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1456#(or (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv12 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv12 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)))} is VALID [2018-11-23 11:26:42,288 INFO L273 TraceCheckUtils]: 21: Hoare triple {1464#(or (= (bvadd main_~sn~0 (_ bv14 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv14 32)) (_ bv0 32)) (bvsle (bvadd main_~i~0 (_ bv8 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1460#(or (= (bvadd main_~sn~0 (_ bv14 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv14 32)) (_ bv0 32)))} is VALID [2018-11-23 11:26:42,315 INFO L273 TraceCheckUtils]: 20: Hoare triple {1468#(or (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv16 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv8 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv16 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1464#(or (= (bvadd main_~sn~0 (_ bv14 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv14 32)) (_ bv0 32)) (bvsle (bvadd main_~i~0 (_ bv8 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0)))} is VALID [2018-11-23 11:26:42,379 INFO L273 TraceCheckUtils]: 19: Hoare triple {1472#(or (bvsle (bvadd main_~i~0 (_ bv9 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv16 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv8 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv16 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1468#(or (not (bvsle main_~i~0 main_~n~0)) (= (bvadd main_~sn~0 (_ bv16 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv8 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv16 32)) (_ bv0 32)))} is VALID [2018-11-23 11:26:42,416 INFO L273 TraceCheckUtils]: 18: Hoare triple {1476#(or (bvsle (bvadd main_~i~0 (_ bv9 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv18 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv8 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv18 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1472#(or (bvsle (bvadd main_~i~0 (_ bv9 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv16 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv8 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv16 32)) (_ bv0 32)))} is VALID [2018-11-23 11:26:42,567 INFO L273 TraceCheckUtils]: 17: Hoare triple {1480#(or (not (bvsle (bvadd main_~i~0 (_ bv9 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv10 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv18 32)) (bvmul (_ bv2 32) main_~n~0)) (= (bvadd main_~sn~0 (_ bv18 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1476#(or (bvsle (bvadd main_~i~0 (_ bv9 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv18 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv1 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv8 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv18 32)) (_ bv0 32)))} is VALID [2018-11-23 11:26:42,595 INFO L273 TraceCheckUtils]: 16: Hoare triple {1484#(or (not (bvsle (bvadd main_~i~0 (_ bv9 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv10 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv20 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv20 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1480#(or (not (bvsle (bvadd main_~i~0 (_ bv9 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv10 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv18 32)) (bvmul (_ bv2 32) main_~n~0)) (= (bvadd main_~sn~0 (_ bv18 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)))} is VALID [2018-11-23 11:26:42,733 INFO L273 TraceCheckUtils]: 15: Hoare triple {1488#(or (bvsle (bvadd main_~i~0 (_ bv11 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv20 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv10 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv20 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1484#(or (not (bvsle (bvadd main_~i~0 (_ bv9 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv10 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv20 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv2 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv20 32)) (_ bv0 32)))} is VALID [2018-11-23 11:26:42,761 INFO L273 TraceCheckUtils]: 14: Hoare triple {1492#(or (bvsle (bvadd main_~i~0 (_ bv11 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv22 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv22 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv10 32)) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1488#(or (bvsle (bvadd main_~i~0 (_ bv11 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv20 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv10 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv20 32)) (_ bv0 32)))} is VALID [2018-11-23 11:26:42,907 INFO L273 TraceCheckUtils]: 13: Hoare triple {1496#(or (not (bvsle (bvadd main_~i~0 (_ bv11 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv22 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv22 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv12 32)) main_~n~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1492#(or (bvsle (bvadd main_~i~0 (_ bv11 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv22 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv22 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv3 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv10 32)) main_~n~0)))} is VALID [2018-11-23 11:26:42,952 INFO L273 TraceCheckUtils]: 12: Hoare triple {1500#(or (= (bvadd main_~sn~0 (_ bv24 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv11 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv12 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv24 32)) (bvmul (_ bv2 32) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1496#(or (not (bvsle (bvadd main_~i~0 (_ bv11 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv22 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv22 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv12 32)) main_~n~0))} is VALID [2018-11-23 11:26:43,053 INFO L273 TraceCheckUtils]: 11: Hoare triple {1504#(or (= (bvadd main_~sn~0 (_ bv24 32)) (_ bv0 32)) (bvsle (bvadd main_~i~0 (_ bv13 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv12 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv24 32)) (bvmul (_ bv2 32) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1500#(or (= (bvadd main_~sn~0 (_ bv24 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv11 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv4 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv12 32)) main_~n~0) (= (bvadd main_~sn~0 (_ bv24 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:26:43,094 INFO L273 TraceCheckUtils]: 10: Hoare triple {1508#(or (= (bvadd main_~sn~0 (_ bv26 32)) (bvmul (_ bv2 32) main_~n~0)) (= (bvadd main_~sn~0 (_ bv26 32)) (_ bv0 32)) (bvsle (bvadd main_~i~0 (_ bv13 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv12 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1504#(or (= (bvadd main_~sn~0 (_ bv24 32)) (_ bv0 32)) (bvsle (bvadd main_~i~0 (_ bv13 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv12 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv24 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:26:43,219 INFO L273 TraceCheckUtils]: 9: Hoare triple {1512#(or (= (bvadd main_~sn~0 (_ bv26 32)) (bvmul (_ bv2 32) main_~n~0)) (= (bvadd main_~sn~0 (_ bv26 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv14 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv13 32)) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1508#(or (= (bvadd main_~sn~0 (_ bv26 32)) (bvmul (_ bv2 32) main_~n~0)) (= (bvadd main_~sn~0 (_ bv26 32)) (_ bv0 32)) (bvsle (bvadd main_~i~0 (_ bv13 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv12 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv5 32)) main_~n~0)))} is VALID [2018-11-23 11:26:43,256 INFO L273 TraceCheckUtils]: 8: Hoare triple {1516#(or (= (bvadd main_~sn~0 (_ bv28 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv14 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv13 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv28 32)) (bvmul (_ bv2 32) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1512#(or (= (bvadd main_~sn~0 (_ bv26 32)) (bvmul (_ bv2 32) main_~n~0)) (= (bvadd main_~sn~0 (_ bv26 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv14 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv13 32)) main_~n~0)))} is VALID [2018-11-23 11:26:43,438 INFO L273 TraceCheckUtils]: 7: Hoare triple {1520#(or (= (bvadd main_~sn~0 (_ bv28 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv28 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv15 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv14 32)) main_~n~0)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {1516#(or (= (bvadd main_~sn~0 (_ bv28 32)) (_ bv0 32)) (not (bvsle (bvadd main_~i~0 (_ bv6 32)) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv14 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv13 32)) main_~n~0)) (= (bvadd main_~sn~0 (_ bv28 32)) (bvmul (_ bv2 32) main_~n~0)))} is VALID [2018-11-23 11:26:43,474 INFO L273 TraceCheckUtils]: 6: Hoare triple {1524#(or (= (bvadd main_~sn~0 (_ bv30 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle main_~i~0 main_~n~0)) (= (_ bv4294967266 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv15 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv14 32)) main_~n~0)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {1520#(or (= (bvadd main_~sn~0 (_ bv28 32)) (_ bv0 32)) (= (bvadd main_~sn~0 (_ bv28 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (bvadd main_~i~0 (_ bv15 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv7 32)) main_~n~0)) (not (bvsle (bvadd main_~i~0 (_ bv14 32)) main_~n~0)))} is VALID [2018-11-23 11:26:43,478 INFO L273 TraceCheckUtils]: 5: Hoare triple {1528#(or (forall ((main_~n~0 (_ BitVec 32))) (or (= (bvadd main_~sn~0 (_ bv30 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (_ bv16 32) main_~n~0) (not (bvslt main_~n~0 (_ bv1000 32))) (not (bvsle (_ bv1 32) main_~n~0)) (not (bvsle (_ bv15 32) main_~n~0)))) (= (_ bv4294967266 32) main_~sn~0))} assume !!(~bvslt32(~n~0, 1000bv32) && ~bvsge32(~n~0, 4294966296bv32));~i~0 := 1bv32; {1524#(or (= (bvadd main_~sn~0 (_ bv30 32)) (bvmul (_ bv2 32) main_~n~0)) (not (bvsle main_~i~0 main_~n~0)) (= (_ bv4294967266 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv15 32)) main_~n~0) (not (bvsle (bvadd main_~i~0 (_ bv14 32)) main_~n~0)))} is VALID [2018-11-23 11:26:43,481 INFO L273 TraceCheckUtils]: 4: Hoare triple {1229#true} havoc ~i~0;~n~0 := #t~nondet0;havoc #t~nondet0;~sn~0 := 0bv32; {1528#(or (forall ((main_~n~0 (_ BitVec 32))) (or (= (bvadd main_~sn~0 (_ bv30 32)) (bvmul (_ bv2 32) main_~n~0)) (bvsle (_ bv16 32) main_~n~0) (not (bvslt main_~n~0 (_ bv1000 32))) (not (bvsle (_ bv1 32) main_~n~0)) (not (bvsle (_ bv15 32) main_~n~0)))) (= (_ bv4294967266 32) main_~sn~0))} is VALID [2018-11-23 11:26:43,481 INFO L256 TraceCheckUtils]: 3: Hoare triple {1229#true} call #t~ret2 := main(); {1229#true} is VALID [2018-11-23 11:26:43,481 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1229#true} {1229#true} #36#return; {1229#true} is VALID [2018-11-23 11:26:43,482 INFO L273 TraceCheckUtils]: 1: Hoare triple {1229#true} assume true; {1229#true} is VALID [2018-11-23 11:26:43,482 INFO L256 TraceCheckUtils]: 0: Hoare triple {1229#true} call ULTIMATE.init(); {1229#true} is VALID [2018-11-23 11:26:43,491 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:26:43,493 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:26:43,493 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 37] total 72 [2018-11-23 11:26:43,494 INFO L78 Accepts]: Start accepts. Automaton has 72 states. Word has length 41 [2018-11-23 11:26:43,494 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:26:43,494 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 72 states. [2018-11-23 11:26:45,706 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:26:45,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 72 states [2018-11-23 11:26:45,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2018-11-23 11:26:45,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=622, Invalid=4490, Unknown=0, NotChecked=0, Total=5112 [2018-11-23 11:26:45,708 INFO L87 Difference]: Start difference. First operand 42 states and 42 transitions. Second operand 72 states. [2018-11-23 11:27:00,910 WARN L180 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 135 [2018-11-23 11:27:01,904 WARN L180 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 12 [2018-11-23 11:27:04,741 WARN L180 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 131 [2018-11-23 11:27:08,009 WARN L180 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 126 [2018-11-23 11:27:15,967 WARN L180 SmtUtils]: Spent 5.30 s on a formula simplification. DAG size of input: 151 DAG size of output: 104 [2018-11-23 11:27:19,232 WARN L180 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 123 [2018-11-23 11:27:22,021 WARN L180 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 118 [2018-11-23 11:27:29,054 WARN L180 SmtUtils]: Spent 4.65 s on a formula simplification. DAG size of input: 144 DAG size of output: 102 [2018-11-23 11:27:31,839 WARN L180 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 114 [2018-11-23 11:27:34,368 WARN L180 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 109 [2018-11-23 11:27:40,779 WARN L180 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 134 DAG size of output: 97 [2018-11-23 11:27:43,272 WARN L180 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 106 [2018-11-23 11:27:45,582 WARN L180 SmtUtils]: Spent 997.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-11-23 11:27:51,153 WARN L180 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 125 DAG size of output: 92 [2018-11-23 11:27:53,528 WARN L180 SmtUtils]: Spent 905.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2018-11-23 11:27:55,633 WARN L180 SmtUtils]: Spent 919.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-11-23 11:28:00,731 WARN L180 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 115 DAG size of output: 87 [2018-11-23 11:28:02,864 WARN L180 SmtUtils]: Spent 851.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2018-11-23 11:28:04,656 WARN L180 SmtUtils]: Spent 697.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2018-11-23 11:28:08,992 WARN L180 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 106 DAG size of output: 82 [2018-11-23 11:28:10,768 WARN L180 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2018-11-23 11:28:12,398 WARN L180 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2018-11-23 11:28:15,893 WARN L180 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 96 DAG size of output: 77 [2018-11-23 11:28:17,402 WARN L180 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2018-11-23 11:28:18,832 WARN L180 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2018-11-23 11:28:20,460 WARN L180 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-11-23 11:28:21,656 WARN L180 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2018-11-23 11:28:24,557 WARN L180 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 90 DAG size of output: 75 [2018-11-23 11:28:25,697 WARN L180 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2018-11-23 11:28:26,806 WARN L180 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2018-11-23 11:28:29,472 WARN L180 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 81 DAG size of output: 70 [2018-11-23 11:28:30,434 WARN L180 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2018-11-23 11:28:31,303 WARN L180 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 41 [2018-11-23 11:28:33,329 WARN L180 SmtUtils]: Spent 910.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2018-11-23 11:28:34,111 WARN L180 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2018-11-23 11:28:34,835 WARN L180 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2018-11-23 11:28:37,257 WARN L180 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2018-11-23 11:28:39,255 WARN L180 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2018-11-23 11:28:39,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:28:39,630 INFO L93 Difference]: Finished difference Result 90 states and 105 transitions. [2018-11-23 11:28:39,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2018-11-23 11:28:39,630 INFO L78 Accepts]: Start accepts. Automaton has 72 states. Word has length 41 [2018-11-23 11:28:39,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:28:39,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2018-11-23 11:28:39,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 105 transitions. [2018-11-23 11:28:39,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2018-11-23 11:28:39,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 105 transitions. [2018-11-23 11:28:39,640 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 79 states and 105 transitions. [2018-11-23 11:29:11,554 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 105 edges. 98 inductive. 0 not inductive. 7 times theorem prover too weak to decide inductivity. [2018-11-23 11:29:11,557 INFO L225 Difference]: With dead ends: 90 [2018-11-23 11:29:11,557 INFO L226 Difference]: Without dead ends: 74 [2018-11-23 11:29:11,563 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2607 ImplicationChecksByTransitivity, 111.3s TimeCoverageRelationStatistics Valid=2471, Invalid=15619, Unknown=0, NotChecked=0, Total=18090 [2018-11-23 11:29:11,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2018-11-23 11:29:11,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2018-11-23 11:29:11,984 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:29:11,984 INFO L82 GeneralOperation]: Start isEquivalent. First operand 74 states. Second operand 74 states. [2018-11-23 11:29:11,985 INFO L74 IsIncluded]: Start isIncluded. First operand 74 states. Second operand 74 states. [2018-11-23 11:29:11,985 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 74 states. [2018-11-23 11:29:11,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:29:11,989 INFO L93 Difference]: Finished difference Result 74 states and 74 transitions. [2018-11-23 11:29:11,989 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 74 transitions. [2018-11-23 11:29:11,990 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:29:11,991 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:29:11,991 INFO L74 IsIncluded]: Start isIncluded. First operand 74 states. Second operand 74 states. [2018-11-23 11:29:11,991 INFO L87 Difference]: Start difference. First operand 74 states. Second operand 74 states. [2018-11-23 11:29:11,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:29:11,994 INFO L93 Difference]: Finished difference Result 74 states and 74 transitions. [2018-11-23 11:29:11,994 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 74 transitions. [2018-11-23 11:29:11,995 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:29:11,995 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:29:11,995 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:29:11,996 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:29:11,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2018-11-23 11:29:11,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 74 transitions. [2018-11-23 11:29:11,999 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 74 transitions. Word has length 41 [2018-11-23 11:29:11,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:29:11,999 INFO L480 AbstractCegarLoop]: Abstraction has 74 states and 74 transitions. [2018-11-23 11:29:11,999 INFO L481 AbstractCegarLoop]: Interpolant automaton has 72 states. [2018-11-23 11:29:11,999 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 74 transitions. [2018-11-23 11:29:12,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-11-23 11:29:12,002 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:29:12,002 INFO L402 BasicCegarLoop]: trace histogram [31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:29:12,002 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:29:12,002 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:29:12,002 INFO L82 PathProgramCache]: Analyzing trace with hash 609084768, now seen corresponding path program 5 times [2018-11-23 11:29:12,003 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:29:12,003 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 11:29:12,034 INFO L101 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2018-11-23 11:29:14,533 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2018-11-23 11:29:14,533 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 11:29:14,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:29:14,625 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:29:22,004 INFO L256 TraceCheckUtils]: 0: Hoare triple {2073#true} call ULTIMATE.init(); {2073#true} is VALID [2018-11-23 11:29:22,005 INFO L273 TraceCheckUtils]: 1: Hoare triple {2073#true} assume true; {2073#true} is VALID [2018-11-23 11:29:22,005 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {2073#true} {2073#true} #36#return; {2073#true} is VALID [2018-11-23 11:29:22,005 INFO L256 TraceCheckUtils]: 3: Hoare triple {2073#true} call #t~ret2 := main(); {2073#true} is VALID [2018-11-23 11:29:22,006 INFO L273 TraceCheckUtils]: 4: Hoare triple {2073#true} havoc ~i~0;~n~0 := #t~nondet0;havoc #t~nondet0;~sn~0 := 0bv32; {2090#(= (_ bv0 32) main_~sn~0)} is VALID [2018-11-23 11:29:22,007 INFO L273 TraceCheckUtils]: 5: Hoare triple {2090#(= (_ bv0 32) main_~sn~0)} assume !!(~bvslt32(~n~0, 1000bv32) && ~bvsge32(~n~0, 4294966296bv32));~i~0 := 1bv32; {2094#(and (= (_ bv0 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 11:29:22,007 INFO L273 TraceCheckUtils]: 6: Hoare triple {2094#(and (= (_ bv0 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2098#(and (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} is VALID [2018-11-23 11:29:22,009 INFO L273 TraceCheckUtils]: 7: Hoare triple {2098#(and (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967295 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2102#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 11:29:22,011 INFO L273 TraceCheckUtils]: 8: Hoare triple {2102#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~sn~0) (= (_ bv2 32) main_~i~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2106#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~i~0))} is VALID [2018-11-23 11:29:22,013 INFO L273 TraceCheckUtils]: 9: Hoare triple {2106#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv2 32) main_~i~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2110#(and (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0))} is VALID [2018-11-23 11:29:22,014 INFO L273 TraceCheckUtils]: 10: Hoare triple {2110#(and (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (= (_ bv4 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2114#(and (= (_ bv6 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0))} is VALID [2018-11-23 11:29:22,016 INFO L273 TraceCheckUtils]: 11: Hoare triple {2114#(and (= (_ bv6 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967293 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2118#(and (= (_ bv6 32) main_~sn~0) (= (_ bv4 32) main_~i~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,017 INFO L273 TraceCheckUtils]: 12: Hoare triple {2118#(and (= (_ bv6 32) main_~sn~0) (= (_ bv4 32) main_~i~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2122#(and (= (_ bv8 32) main_~sn~0) (= (_ bv4 32) main_~i~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,019 INFO L273 TraceCheckUtils]: 13: Hoare triple {2122#(and (= (_ bv8 32) main_~sn~0) (= (_ bv4 32) main_~i~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2126#(and (= (_ bv8 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967291 32)) (_ bv0 32)))} is VALID [2018-11-23 11:29:22,020 INFO L273 TraceCheckUtils]: 14: Hoare triple {2126#(and (= (_ bv8 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967291 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2130#(and (= (_ bv10 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967291 32)) (_ bv0 32)))} is VALID [2018-11-23 11:29:22,027 INFO L273 TraceCheckUtils]: 15: Hoare triple {2130#(and (= (_ bv10 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967291 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2134#(and (= (_ bv6 32) main_~i~0) (= (_ bv10 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,028 INFO L273 TraceCheckUtils]: 16: Hoare triple {2134#(and (= (_ bv6 32) main_~i~0) (= (_ bv10 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2138#(and (= (_ bv6 32) main_~i~0) (= (_ bv12 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,029 INFO L273 TraceCheckUtils]: 17: Hoare triple {2138#(and (= (_ bv6 32) main_~i~0) (= (_ bv12 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2142#(and (= (_ bv12 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967289 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,029 INFO L273 TraceCheckUtils]: 18: Hoare triple {2142#(and (= (_ bv12 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967289 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2146#(and (= (_ bv14 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967289 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,031 INFO L273 TraceCheckUtils]: 19: Hoare triple {2146#(and (= (_ bv14 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967289 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2150#(and (= (_ bv14 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (= (_ bv8 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,031 INFO L273 TraceCheckUtils]: 20: Hoare triple {2150#(and (= (_ bv14 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (= (_ bv8 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2154#(and (= (_ bv16 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (= (_ bv8 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,032 INFO L273 TraceCheckUtils]: 21: Hoare triple {2154#(and (= (_ bv16 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (= (_ bv8 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2158#(and (= (bvadd main_~i~0 (_ bv4294967287 32)) (_ bv0 32)) (= (_ bv16 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,035 INFO L273 TraceCheckUtils]: 22: Hoare triple {2158#(and (= (bvadd main_~i~0 (_ bv4294967287 32)) (_ bv0 32)) (= (_ bv16 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2162#(and (= (bvadd main_~i~0 (_ bv4294967287 32)) (_ bv0 32)) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv18 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,036 INFO L273 TraceCheckUtils]: 23: Hoare triple {2162#(and (= (bvadd main_~i~0 (_ bv4294967287 32)) (_ bv0 32)) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv18 32) main_~sn~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2166#(and (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv10 32) main_~i~0) (= (_ bv18 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,036 INFO L273 TraceCheckUtils]: 24: Hoare triple {2166#(and (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv10 32) main_~i~0) (= (_ bv18 32) main_~sn~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2170#(and (= (_ bv20 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv10 32) main_~i~0))} is VALID [2018-11-23 11:29:22,037 INFO L273 TraceCheckUtils]: 25: Hoare triple {2170#(and (= (_ bv20 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv10 32) main_~i~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2174#(and (= (_ bv20 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967285 32)) (_ bv0 32)) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,037 INFO L273 TraceCheckUtils]: 26: Hoare triple {2174#(and (= (_ bv20 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967285 32)) (_ bv0 32)) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2178#(and (= (bvadd main_~i~0 (_ bv4294967285 32)) (_ bv0 32)) (bvsle (_ bv1 32) main_~n~0) (= (_ bv22 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,044 INFO L273 TraceCheckUtils]: 27: Hoare triple {2178#(and (= (bvadd main_~i~0 (_ bv4294967285 32)) (_ bv0 32)) (bvsle (_ bv1 32) main_~n~0) (= (_ bv22 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2182#(and (bvsle (_ bv1 32) main_~n~0) (= (_ bv12 32) main_~i~0) (= (_ bv22 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,045 INFO L273 TraceCheckUtils]: 28: Hoare triple {2182#(and (bvsle (_ bv1 32) main_~n~0) (= (_ bv12 32) main_~i~0) (= (_ bv22 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2186#(and (= (_ bv24 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (= (_ bv12 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,046 INFO L273 TraceCheckUtils]: 29: Hoare triple {2186#(and (= (_ bv24 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (= (_ bv12 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2190#(and (= (_ bv24 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967283 32)) (_ bv0 32)) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,047 INFO L273 TraceCheckUtils]: 30: Hoare triple {2190#(and (= (_ bv24 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967283 32)) (_ bv0 32)) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2194#(and (= (_ bv26 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967283 32)) (_ bv0 32)) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,048 INFO L273 TraceCheckUtils]: 31: Hoare triple {2194#(and (= (_ bv26 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967283 32)) (_ bv0 32)) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2198#(and (= (_ bv26 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv14 32) main_~i~0))} is VALID [2018-11-23 11:29:22,048 INFO L273 TraceCheckUtils]: 32: Hoare triple {2198#(and (= (_ bv26 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv14 32) main_~i~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2202#(and (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv14 32) main_~i~0) (= (_ bv28 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,049 INFO L273 TraceCheckUtils]: 33: Hoare triple {2202#(and (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv14 32) main_~i~0) (= (_ bv28 32) main_~sn~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2206#(and (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967281 32)) (_ bv0 32)) (= (_ bv28 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,049 INFO L273 TraceCheckUtils]: 34: Hoare triple {2206#(and (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967281 32)) (_ bv0 32)) (= (_ bv28 32) main_~sn~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2210#(and (= (_ bv30 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967281 32)) (_ bv0 32)))} is VALID [2018-11-23 11:29:22,052 INFO L273 TraceCheckUtils]: 35: Hoare triple {2210#(and (= (_ bv30 32) main_~sn~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967281 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2214#(and (= (_ bv30 32) main_~sn~0) (= (_ bv16 32) main_~i~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,054 INFO L273 TraceCheckUtils]: 36: Hoare triple {2214#(and (= (_ bv30 32) main_~sn~0) (= (_ bv16 32) main_~i~0) (bvsle (_ bv1 32) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2218#(and (= (_ bv16 32) main_~i~0) (bvsle main_~i~0 main_~n~0) (= (_ bv32 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,055 INFO L273 TraceCheckUtils]: 37: Hoare triple {2218#(and (= (_ bv16 32) main_~i~0) (bvsle main_~i~0 main_~n~0) (= (_ bv32 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2222#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967279 32)) (_ bv0 32)) (= (_ bv32 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,057 INFO L273 TraceCheckUtils]: 38: Hoare triple {2222#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967279 32)) (_ bv0 32)) (= (_ bv32 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2226#(and (= (_ bv34 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967279 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,059 INFO L273 TraceCheckUtils]: 39: Hoare triple {2226#(and (= (_ bv34 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967279 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2230#(and (= (_ bv34 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0) (= (_ bv18 32) main_~i~0))} is VALID [2018-11-23 11:29:22,063 INFO L273 TraceCheckUtils]: 40: Hoare triple {2230#(and (= (_ bv34 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0) (= (_ bv18 32) main_~i~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2234#(and (= (_ bv36 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0) (= (_ bv18 32) main_~i~0))} is VALID [2018-11-23 11:29:22,067 INFO L273 TraceCheckUtils]: 41: Hoare triple {2234#(and (= (_ bv36 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0) (= (_ bv18 32) main_~i~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2238#(and (= (_ bv36 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967277 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,069 INFO L273 TraceCheckUtils]: 42: Hoare triple {2238#(and (= (_ bv36 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967277 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2242#(and (= (_ bv38 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967277 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,072 INFO L273 TraceCheckUtils]: 43: Hoare triple {2242#(and (= (_ bv38 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967277 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2246#(and (= (_ bv38 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967292 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv20 32) main_~i~0))} is VALID [2018-11-23 11:29:22,073 INFO L273 TraceCheckUtils]: 44: Hoare triple {2246#(and (= (_ bv38 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967292 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv20 32) main_~i~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2250#(and (bvsle (bvadd main_~i~0 (_ bv4294967292 32)) main_~n~0) (= (_ bv40 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv20 32) main_~i~0))} is VALID [2018-11-23 11:29:22,075 INFO L273 TraceCheckUtils]: 45: Hoare triple {2250#(and (bvsle (bvadd main_~i~0 (_ bv4294967292 32)) main_~n~0) (= (_ bv40 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv20 32) main_~i~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2254#(and (bvsle (bvadd main_~i~0 (_ bv4294967291 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967275 32)) (_ bv0 32)) (= (_ bv40 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,076 INFO L273 TraceCheckUtils]: 46: Hoare triple {2254#(and (bvsle (bvadd main_~i~0 (_ bv4294967291 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967275 32)) (_ bv0 32)) (= (_ bv40 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2258#(and (bvsle (bvadd main_~i~0 (_ bv4294967291 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967275 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv42 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,077 INFO L273 TraceCheckUtils]: 47: Hoare triple {2258#(and (bvsle (bvadd main_~i~0 (_ bv4294967291 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967275 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv42 32) main_~sn~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2262#(and (= (bvadd main_~i~0 (_ bv4294967274 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967290 32)) main_~n~0) (= (_ bv42 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,078 INFO L273 TraceCheckUtils]: 48: Hoare triple {2262#(and (= (bvadd main_~i~0 (_ bv4294967274 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967290 32)) main_~n~0) (= (_ bv42 32) main_~sn~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2266#(and (= (bvadd main_~i~0 (_ bv4294967274 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967290 32)) main_~n~0) (= (_ bv44 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,081 INFO L273 TraceCheckUtils]: 49: Hoare triple {2266#(and (= (bvadd main_~i~0 (_ bv4294967274 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967290 32)) main_~n~0) (= (_ bv44 32) main_~sn~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2270#(and (bvsle (bvadd main_~i~0 (_ bv4294967289 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967273 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv44 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,083 INFO L273 TraceCheckUtils]: 50: Hoare triple {2270#(and (bvsle (bvadd main_~i~0 (_ bv4294967289 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967273 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv44 32) main_~sn~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2274#(and (= (_ bv46 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967289 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967273 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,086 INFO L273 TraceCheckUtils]: 51: Hoare triple {2274#(and (= (_ bv46 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967289 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967273 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2278#(and (= (_ bv46 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967288 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967272 32)) (_ bv0 32)))} is VALID [2018-11-23 11:29:22,089 INFO L273 TraceCheckUtils]: 52: Hoare triple {2278#(and (= (_ bv46 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967288 32)) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967272 32)) (_ bv0 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2282#(and (bvsle main_~i~0 main_~n~0) (= (_ bv48 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967272 32)) (_ bv0 32)))} is VALID [2018-11-23 11:29:22,090 INFO L273 TraceCheckUtils]: 53: Hoare triple {2282#(and (bvsle main_~i~0 main_~n~0) (= (_ bv48 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (bvadd main_~i~0 (_ bv4294967272 32)) (_ bv0 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2286#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv48 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv25 32) main_~i~0))} is VALID [2018-11-23 11:29:22,090 INFO L273 TraceCheckUtils]: 54: Hoare triple {2286#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv48 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv25 32) main_~i~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2290#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv25 32) main_~i~0) (= (_ bv50 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,092 INFO L273 TraceCheckUtils]: 55: Hoare triple {2290#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv25 32) main_~i~0) (= (_ bv50 32) main_~sn~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2294#(and (= (bvadd main_~i~0 (_ bv4294967270 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0) (= (_ bv50 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,093 INFO L273 TraceCheckUtils]: 56: Hoare triple {2294#(and (= (bvadd main_~i~0 (_ bv4294967270 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0) (= (_ bv50 32) main_~sn~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2298#(and (= (_ bv52 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967270 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0))} is VALID [2018-11-23 11:29:22,096 INFO L273 TraceCheckUtils]: 57: Hoare triple {2298#(and (= (_ bv52 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967270 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2302#(and (= (_ bv52 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (= (_ bv27 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,097 INFO L273 TraceCheckUtils]: 58: Hoare triple {2302#(and (= (_ bv52 32) main_~sn~0) (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (= (_ bv27 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2306#(and (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (= (_ bv27 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv54 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,098 INFO L273 TraceCheckUtils]: 59: Hoare triple {2306#(and (bvsle (bvadd main_~i~0 (_ bv4294967293 32)) main_~n~0) (= (_ bv27 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv54 32) main_~sn~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2310#(and (bvsle (_ bv24 32) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967268 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv54 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,098 INFO L273 TraceCheckUtils]: 60: Hoare triple {2310#(and (bvsle (_ bv24 32) main_~n~0) (= (bvadd main_~i~0 (_ bv4294967268 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv54 32) main_~sn~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2314#(and (bvsle main_~i~0 main_~n~0) (= (bvadd main_~i~0 (_ bv4294967268 32)) (_ bv0 32)) (= (_ bv56 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,099 INFO L273 TraceCheckUtils]: 61: Hoare triple {2314#(and (bvsle main_~i~0 main_~n~0) (= (bvadd main_~i~0 (_ bv4294967268 32)) (_ bv0 32)) (= (_ bv56 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2318#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv29 32) main_~i~0) (= (_ bv56 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,102 INFO L273 TraceCheckUtils]: 62: Hoare triple {2318#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv29 32) main_~i~0) (= (_ bv56 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2322#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv58 32) main_~sn~0) (= (_ bv29 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,104 INFO L273 TraceCheckUtils]: 63: Hoare triple {2322#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv58 32) main_~sn~0) (= (_ bv29 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2326#(and (= (bvadd main_~i~0 (_ bv4294967266 32)) (_ bv0 32)) (= (_ bv58 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0))} is VALID [2018-11-23 11:29:22,106 INFO L273 TraceCheckUtils]: 64: Hoare triple {2326#(and (= (bvadd main_~i~0 (_ bv4294967266 32)) (_ bv0 32)) (= (_ bv58 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)) (bvsle (bvadd main_~i~0 (_ bv4294967294 32)) main_~n~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2330#(and (= (bvadd main_~i~0 (_ bv4294967266 32)) (_ bv0 32)) (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv60 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,107 INFO L273 TraceCheckUtils]: 65: Hoare triple {2330#(and (= (bvadd main_~i~0 (_ bv4294967266 32)) (_ bv0 32)) (bvsle main_~i~0 main_~n~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv60 32) main_~sn~0))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2334#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv31 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv60 32) main_~sn~0))} is VALID [2018-11-23 11:29:22,108 INFO L273 TraceCheckUtils]: 66: Hoare triple {2334#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv31 32) main_~i~0) (bvslt main_~n~0 (_ bv1000 32)) (= (_ bv60 32) main_~sn~0))} assume !!~bvsle32(~i~0, ~n~0);~sn~0 := ~bvadd32(2bv32, ~sn~0); {2338#(and (bvsle main_~i~0 main_~n~0) (= (_ bv31 32) main_~i~0) (= (_ bv62 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,110 INFO L273 TraceCheckUtils]: 67: Hoare triple {2338#(and (bvsle main_~i~0 main_~n~0) (= (_ bv31 32) main_~i~0) (= (_ bv62 32) main_~sn~0) (bvslt main_~n~0 (_ bv1000 32)))} #t~post1 := ~i~0;~i~0 := ~bvadd32(1bv32, #t~post1);havoc #t~post1; {2342#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv62 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967264 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} is VALID [2018-11-23 11:29:22,111 INFO L273 TraceCheckUtils]: 68: Hoare triple {2342#(and (bvsle (bvadd main_~i~0 (_ bv4294967295 32)) main_~n~0) (= (_ bv62 32) main_~sn~0) (= (bvadd main_~i~0 (_ bv4294967264 32)) (_ bv0 32)) (bvslt main_~n~0 (_ bv1000 32)))} assume !~bvsle32(~i~0, ~n~0); {2346#(and (= (_ bv62 32) main_~sn~0) (not (bvsle (_ bv32 32) main_~n~0)) (bvsle (_ bv31 32) main_~n~0))} is VALID [2018-11-23 11:29:22,114 INFO L256 TraceCheckUtils]: 69: Hoare triple {2346#(and (= (_ bv62 32) main_~sn~0) (not (bvsle (_ bv32 32) main_~n~0)) (bvsle (_ bv31 32) main_~n~0))} call __VERIFIER_assert((if ~sn~0 == ~bvmul32(2bv32, ~n~0) || 0bv32 == ~sn~0 then 1bv32 else 0bv32)); {2350#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:29:22,115 INFO L273 TraceCheckUtils]: 70: Hoare triple {2350#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {2354#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:29:22,116 INFO L273 TraceCheckUtils]: 71: Hoare triple {2354#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {2074#false} is VALID [2018-11-23 11:29:22,116 INFO L273 TraceCheckUtils]: 72: Hoare triple {2074#false} assume !false; {2074#false} is VALID [2018-11-23 11:29:22,140 INFO L134 CoverageAnalysis]: Checked inductivity of 961 backedges. 0 proven. 961 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:29:22,140 INFO L316 TraceCheckSpWp]: Computing backward predicates...