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/loop-lit/cggmp2005_variant_true-unreach-call_true-termination.c.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-61f4311 [2018-11-23 11:38:13,466 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 11:38:13,469 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 11:38:13,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 11:38:13,484 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 11:38:13,485 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 11:38:13,488 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 11:38:13,490 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 11:38:13,492 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 11:38:13,493 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 11:38:13,494 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 11:38:13,496 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 11:38:13,497 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 11:38:13,498 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 11:38:13,501 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 11:38:13,502 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 11:38:13,502 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 11:38:13,504 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 11:38:13,506 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 11:38:13,508 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 11:38:13,509 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 11:38:13,510 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 11:38:13,512 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-23 11:38:13,524 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 11:38:13,551 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 11:38:13,551 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 11:38:13,552 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 11:38:13,552 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 11:38:13,553 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 11:38:13,553 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 11:38:13,554 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 11:38:13,554 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 11:38:13,554 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 11:38:13,554 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 11:38:13,554 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 11:38:13,555 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 11:38:13,555 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 11:38:13,555 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 11:38:13,555 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 11:38:13,555 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 11:38:13,555 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 11:38:13,558 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 11:38:13,559 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 11:38:13,559 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 11:38:13,559 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 11:38:13,559 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 11:38:13,559 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 11:38:13,560 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 11:38:13,560 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 11:38:13,560 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 11:38:13,560 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 11:38:13,560 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 11:38:13,561 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-23 11:38:13,561 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 11:38:13,562 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 11:38:13,562 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 11:38:13,562 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 11:38:13,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 11:38:13,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 11:38:13,627 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 11:38:13,629 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 11:38:13,629 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 11:38:13,630 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/cggmp2005_variant_true-unreach-call_true-termination.c.i [2018-11-23 11:38:13,686 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/161eca66c/e69b2bfdc57040d0a81a99cd3f1970cd/FLAG3d5a74096 [2018-11-23 11:38:14,103 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 11:38:14,104 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/cggmp2005_variant_true-unreach-call_true-termination.c.i [2018-11-23 11:38:14,111 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/161eca66c/e69b2bfdc57040d0a81a99cd3f1970cd/FLAG3d5a74096 [2018-11-23 11:38:14,475 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/161eca66c/e69b2bfdc57040d0a81a99cd3f1970cd [2018-11-23 11:38:14,485 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 11:38:14,486 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 11:38:14,487 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 11:38:14,487 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 11:38:14,491 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 11:38:14,493 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:38:14" (1/1) ... [2018-11-23 11:38:14,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390fe461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14, skipping insertion in model container [2018-11-23 11:38:14,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:38:14" (1/1) ... [2018-11-23 11:38:14,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 11:38:14,534 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 11:38:14,786 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:38:14,792 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 11:38:14,810 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:38:14,826 INFO L195 MainTranslator]: Completed translation [2018-11-23 11:38:14,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14 WrapperNode [2018-11-23 11:38:14,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 11:38:14,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 11:38:14,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 11:38:14,828 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 11:38:14,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14" (1/1) ... [2018-11-23 11:38:14,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14" (1/1) ... [2018-11-23 11:38:14,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 11:38:14,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 11:38:14,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 11:38:14,852 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 11:38:14,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14" (1/1) ... [2018-11-23 11:38:14,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14" (1/1) ... [2018-11-23 11:38:14,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14" (1/1) ... [2018-11-23 11:38:14,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14" (1/1) ... [2018-11-23 11:38:14,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14" (1/1) ... [2018-11-23 11:38:14,877 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14" (1/1) ... [2018-11-23 11:38:14,878 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14" (1/1) ... [2018-11-23 11:38:14,880 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 11:38:14,881 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 11:38:14,881 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 11:38:14,881 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 11:38:14,882 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14" (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 11:38:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 11:38:15,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 11:38:15,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 11:38:15,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 11:38:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 11:38:15,015 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 11:38:15,015 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-23 11:38:15,015 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-23 11:38:15,421 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 11:38:15,421 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 11:38:15,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:38:15 BoogieIcfgContainer [2018-11-23 11:38:15,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 11:38:15,423 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 11:38:15,423 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 11:38:15,426 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 11:38:15,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:38:14" (1/3) ... [2018-11-23 11:38:15,427 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bd167e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:38:15, skipping insertion in model container [2018-11-23 11:38:15,427 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:38:14" (2/3) ... [2018-11-23 11:38:15,428 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2bd167e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:38:15, skipping insertion in model container [2018-11-23 11:38:15,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:38:15" (3/3) ... [2018-11-23 11:38:15,430 INFO L112 eAbstractionObserver]: Analyzing ICFG cggmp2005_variant_true-unreach-call_true-termination.c.i [2018-11-23 11:38:15,441 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 11:38:15,448 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 11:38:15,463 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 11:38:15,507 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 11:38:15,508 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 11:38:15,508 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 11:38:15,508 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 11:38:15,508 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 11:38:15,508 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 11:38:15,509 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 11:38:15,509 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 11:38:15,509 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 11:38:15,526 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states. [2018-11-23 11:38:15,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 11:38:15,533 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:38:15,534 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:38:15,537 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:38:15,542 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:38:15,542 INFO L82 PathProgramCache]: Analyzing trace with hash 578729635, now seen corresponding path program 1 times [2018-11-23 11:38:15,546 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:38:15,547 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 11:38:15,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:38:15,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:15,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:15,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:38:15,689 INFO L256 TraceCheckUtils]: 0: Hoare triple {22#true} call ULTIMATE.init(); {22#true} is VALID [2018-11-23 11:38:15,693 INFO L273 TraceCheckUtils]: 1: Hoare triple {22#true} assume true; {22#true} is VALID [2018-11-23 11:38:15,693 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {22#true} {22#true} #36#return; {22#true} is VALID [2018-11-23 11:38:15,694 INFO L256 TraceCheckUtils]: 3: Hoare triple {22#true} call #t~ret2 := main(); {22#true} is VALID [2018-11-23 11:38:15,694 INFO L273 TraceCheckUtils]: 4: Hoare triple {22#true} havoc ~lo~0;havoc ~mid~0;havoc ~hi~0;~lo~0 := 0bv32;~mid~0 := #t~nondet1;havoc #t~nondet1; {22#true} is VALID [2018-11-23 11:38:15,694 INFO L273 TraceCheckUtils]: 5: Hoare triple {22#true} assume !!(~bvsgt32(~mid~0, 0bv32) && ~bvsle32(~mid~0, 1000000bv32));~hi~0 := ~bvmul32(2bv32, ~mid~0); {22#true} is VALID [2018-11-23 11:38:15,697 INFO L273 TraceCheckUtils]: 6: Hoare triple {22#true} assume !true; {23#false} is VALID [2018-11-23 11:38:15,698 INFO L256 TraceCheckUtils]: 7: Hoare triple {23#false} call __VERIFIER_assert((if ~lo~0 == ~hi~0 then 1bv32 else 0bv32)); {23#false} is VALID [2018-11-23 11:38:15,698 INFO L273 TraceCheckUtils]: 8: Hoare triple {23#false} ~cond := #in~cond; {23#false} is VALID [2018-11-23 11:38:15,699 INFO L273 TraceCheckUtils]: 9: Hoare triple {23#false} assume 0bv32 == ~cond; {23#false} is VALID [2018-11-23 11:38:15,699 INFO L273 TraceCheckUtils]: 10: Hoare triple {23#false} assume !false; {23#false} is VALID [2018-11-23 11:38:15,702 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 11:38:15,702 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 (2)] Exception during sending of exit command (exit): Broken pipe [2018-11-23 11:38:15,708 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:38:15,708 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 11:38:15,715 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-11-23 11:38:15,718 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:38:15,722 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-23 11:38:15,772 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 11:38:15,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 11:38:15,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 11:38:15,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 11:38:15,787 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 2 states. [2018-11-23 11:38:15,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:15,875 INFO L93 Difference]: Finished difference Result 31 states and 35 transitions. [2018-11-23 11:38:15,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 11:38:15,875 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 11 [2018-11-23 11:38:15,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:38:15,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 11:38:15,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 35 transitions. [2018-11-23 11:38:15,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-23 11:38:15,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 35 transitions. [2018-11-23 11:38:15,892 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 35 transitions. [2018-11-23 11:38:16,231 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 11:38:16,242 INFO L225 Difference]: With dead ends: 31 [2018-11-23 11:38:16,243 INFO L226 Difference]: Without dead ends: 12 [2018-11-23 11:38:16,246 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 11:38:16,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2018-11-23 11:38:16,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2018-11-23 11:38:16,306 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:38:16,306 INFO L82 GeneralOperation]: Start isEquivalent. First operand 12 states. Second operand 12 states. [2018-11-23 11:38:16,307 INFO L74 IsIncluded]: Start isIncluded. First operand 12 states. Second operand 12 states. [2018-11-23 11:38:16,307 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 12 states. [2018-11-23 11:38:16,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:16,310 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2018-11-23 11:38:16,310 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2018-11-23 11:38:16,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:38:16,311 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:38:16,311 INFO L74 IsIncluded]: Start isIncluded. First operand 12 states. Second operand 12 states. [2018-11-23 11:38:16,311 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 12 states. [2018-11-23 11:38:16,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:16,314 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2018-11-23 11:38:16,315 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2018-11-23 11:38:16,315 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:38:16,315 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:38:16,315 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:38:16,316 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:38:16,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2018-11-23 11:38:16,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2018-11-23 11:38:16,319 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 11 [2018-11-23 11:38:16,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:38:16,320 INFO L480 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2018-11-23 11:38:16,320 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 11:38:16,320 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2018-11-23 11:38:16,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-23 11:38:16,321 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:38:16,321 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:38:16,321 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:38:16,322 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:38:16,322 INFO L82 PathProgramCache]: Analyzing trace with hash 575035551, now seen corresponding path program 1 times [2018-11-23 11:38:16,322 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:38:16,322 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 11:38:16,346 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:38:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:16,381 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:38:16,469 INFO L256 TraceCheckUtils]: 0: Hoare triple {139#true} call ULTIMATE.init(); {139#true} is VALID [2018-11-23 11:38:16,470 INFO L273 TraceCheckUtils]: 1: Hoare triple {139#true} assume true; {139#true} is VALID [2018-11-23 11:38:16,470 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {139#true} {139#true} #36#return; {139#true} is VALID [2018-11-23 11:38:16,470 INFO L256 TraceCheckUtils]: 3: Hoare triple {139#true} call #t~ret2 := main(); {139#true} is VALID [2018-11-23 11:38:16,471 INFO L273 TraceCheckUtils]: 4: Hoare triple {139#true} havoc ~lo~0;havoc ~mid~0;havoc ~hi~0;~lo~0 := 0bv32;~mid~0 := #t~nondet1;havoc #t~nondet1; {139#true} is VALID [2018-11-23 11:38:16,471 INFO L273 TraceCheckUtils]: 5: Hoare triple {139#true} assume !!(~bvsgt32(~mid~0, 0bv32) && ~bvsle32(~mid~0, 1000000bv32));~hi~0 := ~bvmul32(2bv32, ~mid~0); {159#(bvsgt main_~mid~0 (_ bv0 32))} is VALID [2018-11-23 11:38:16,475 INFO L273 TraceCheckUtils]: 6: Hoare triple {159#(bvsgt main_~mid~0 (_ bv0 32))} assume !~bvsgt32(~mid~0, 0bv32); {140#false} is VALID [2018-11-23 11:38:16,475 INFO L256 TraceCheckUtils]: 7: Hoare triple {140#false} call __VERIFIER_assert((if ~lo~0 == ~hi~0 then 1bv32 else 0bv32)); {140#false} is VALID [2018-11-23 11:38:16,475 INFO L273 TraceCheckUtils]: 8: Hoare triple {140#false} ~cond := #in~cond; {140#false} is VALID [2018-11-23 11:38:16,476 INFO L273 TraceCheckUtils]: 9: Hoare triple {140#false} assume 0bv32 == ~cond; {140#false} is VALID [2018-11-23 11:38:16,476 INFO L273 TraceCheckUtils]: 10: Hoare triple {140#false} assume !false; {140#false} is VALID [2018-11-23 11:38:16,477 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 11:38:16,477 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 11:38:16,479 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:38:16,479 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 11:38:16,480 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2018-11-23 11:38:16,480 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:38:16,481 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2018-11-23 11:38:16,515 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 11:38:16,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 11:38:16,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 11:38:16,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:38:16,516 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand 3 states. [2018-11-23 11:38:16,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:16,623 INFO L93 Difference]: Finished difference Result 18 states and 18 transitions. [2018-11-23 11:38:16,623 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 11:38:16,623 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2018-11-23 11:38:16,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:38:16,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 11:38:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2018-11-23 11:38:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2018-11-23 11:38:16,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 18 transitions. [2018-11-23 11:38:16,631 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 18 transitions. [2018-11-23 11:38:16,728 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:38:16,729 INFO L225 Difference]: With dead ends: 18 [2018-11-23 11:38:16,730 INFO L226 Difference]: Without dead ends: 13 [2018-11-23 11:38:16,731 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:38:16,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2018-11-23 11:38:16,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2018-11-23 11:38:16,746 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:38:16,746 INFO L82 GeneralOperation]: Start isEquivalent. First operand 13 states. Second operand 13 states. [2018-11-23 11:38:16,746 INFO L74 IsIncluded]: Start isIncluded. First operand 13 states. Second operand 13 states. [2018-11-23 11:38:16,746 INFO L87 Difference]: Start difference. First operand 13 states. Second operand 13 states. [2018-11-23 11:38:16,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:16,748 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2018-11-23 11:38:16,748 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2018-11-23 11:38:16,749 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:38:16,749 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:38:16,749 INFO L74 IsIncluded]: Start isIncluded. First operand 13 states. Second operand 13 states. [2018-11-23 11:38:16,749 INFO L87 Difference]: Start difference. First operand 13 states. Second operand 13 states. [2018-11-23 11:38:16,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:16,751 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2018-11-23 11:38:16,751 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2018-11-23 11:38:16,751 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:38:16,751 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:38:16,751 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:38:16,752 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:38:16,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-11-23 11:38:16,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2018-11-23 11:38:16,753 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 13 transitions. Word has length 11 [2018-11-23 11:38:16,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:38:16,754 INFO L480 AbstractCegarLoop]: Abstraction has 13 states and 13 transitions. [2018-11-23 11:38:16,754 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 11:38:16,754 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2018-11-23 11:38:16,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-23 11:38:16,754 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:38:16,754 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:38:16,755 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:38:16,755 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:38:16,755 INFO L82 PathProgramCache]: Analyzing trace with hash 681770644, now seen corresponding path program 1 times [2018-11-23 11:38:16,755 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:38:16,756 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 11:38:16,771 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:38:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:16,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:16,804 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:38:17,760 INFO L256 TraceCheckUtils]: 0: Hoare triple {249#true} call ULTIMATE.init(); {249#true} is VALID [2018-11-23 11:38:17,760 INFO L273 TraceCheckUtils]: 1: Hoare triple {249#true} assume true; {249#true} is VALID [2018-11-23 11:38:17,761 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {249#true} {249#true} #36#return; {249#true} is VALID [2018-11-23 11:38:17,761 INFO L256 TraceCheckUtils]: 3: Hoare triple {249#true} call #t~ret2 := main(); {249#true} is VALID [2018-11-23 11:38:17,762 INFO L273 TraceCheckUtils]: 4: Hoare triple {249#true} havoc ~lo~0;havoc ~mid~0;havoc ~hi~0;~lo~0 := 0bv32;~mid~0 := #t~nondet1;havoc #t~nondet1; {266#(= (_ bv0 32) main_~lo~0)} is VALID [2018-11-23 11:38:17,763 INFO L273 TraceCheckUtils]: 5: Hoare triple {266#(= (_ bv0 32) main_~lo~0)} assume !!(~bvsgt32(~mid~0, 0bv32) && ~bvsle32(~mid~0, 1000000bv32));~hi~0 := ~bvmul32(2bv32, ~mid~0); {270#(and (= (_ bv0 32) main_~lo~0) (bvsgt main_~mid~0 (_ bv0 32)) (bvsle main_~mid~0 (_ bv1000000 32)) (= (bvmul (_ bv2 32) main_~mid~0) main_~hi~0))} is VALID [2018-11-23 11:38:17,787 INFO L273 TraceCheckUtils]: 6: Hoare triple {270#(and (= (_ bv0 32) main_~lo~0) (bvsgt main_~mid~0 (_ bv0 32)) (bvsle main_~mid~0 (_ bv1000000 32)) (= (bvmul (_ bv2 32) main_~mid~0) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {274#(and (= (_ bv1 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967295 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv1 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:17,802 INFO L273 TraceCheckUtils]: 7: Hoare triple {274#(and (= (_ bv1 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967295 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv1 32)) (_ bv1000000 32)))} assume !~bvsgt32(~mid~0, 0bv32); {278#(and (exists ((main_~mid~0 (_ BitVec 32))) (and (not (bvsgt main_~mid~0 (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967295 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv1 32)) (_ bv1000000 32)))) (= (_ bv1 32) main_~lo~0))} is VALID [2018-11-23 11:38:17,819 INFO L256 TraceCheckUtils]: 8: Hoare triple {278#(and (exists ((main_~mid~0 (_ BitVec 32))) (and (not (bvsgt main_~mid~0 (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967295 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv1 32)) (_ bv1000000 32)))) (= (_ bv1 32) main_~lo~0))} call __VERIFIER_assert((if ~lo~0 == ~hi~0 then 1bv32 else 0bv32)); {282#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:38:17,834 INFO L273 TraceCheckUtils]: 9: Hoare triple {282#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {286#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:38:17,850 INFO L273 TraceCheckUtils]: 10: Hoare triple {286#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {250#false} is VALID [2018-11-23 11:38:17,850 INFO L273 TraceCheckUtils]: 11: Hoare triple {250#false} assume !false; {250#false} is VALID [2018-11-23 11:38:17,855 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 11:38:17,855 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:38:18,429 INFO L273 TraceCheckUtils]: 11: Hoare triple {250#false} assume !false; {250#false} is VALID [2018-11-23 11:38:18,429 INFO L273 TraceCheckUtils]: 10: Hoare triple {296#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {250#false} is VALID [2018-11-23 11:38:18,430 INFO L273 TraceCheckUtils]: 9: Hoare triple {300#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {296#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-23 11:38:18,440 INFO L256 TraceCheckUtils]: 8: Hoare triple {304#(= main_~hi~0 main_~lo~0)} call __VERIFIER_assert((if ~lo~0 == ~hi~0 then 1bv32 else 0bv32)); {300#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-23 11:38:18,441 INFO L273 TraceCheckUtils]: 7: Hoare triple {308#(or (bvsgt main_~mid~0 (_ bv0 32)) (= main_~hi~0 main_~lo~0))} assume !~bvsgt32(~mid~0, 0bv32); {304#(= main_~hi~0 main_~lo~0)} is VALID [2018-11-23 11:38:18,462 INFO L273 TraceCheckUtils]: 6: Hoare triple {312#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv2 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {308#(or (bvsgt main_~mid~0 (_ bv0 32)) (= main_~hi~0 main_~lo~0))} is VALID [2018-11-23 11:38:18,464 INFO L273 TraceCheckUtils]: 5: Hoare triple {266#(= (_ bv0 32) main_~lo~0)} assume !!(~bvsgt32(~mid~0, 0bv32) && ~bvsle32(~mid~0, 1000000bv32));~hi~0 := ~bvmul32(2bv32, ~mid~0); {312#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv2 32)) main_~hi~0))} is VALID [2018-11-23 11:38:18,465 INFO L273 TraceCheckUtils]: 4: Hoare triple {249#true} havoc ~lo~0;havoc ~mid~0;havoc ~hi~0;~lo~0 := 0bv32;~mid~0 := #t~nondet1;havoc #t~nondet1; {266#(= (_ bv0 32) main_~lo~0)} is VALID [2018-11-23 11:38:18,466 INFO L256 TraceCheckUtils]: 3: Hoare triple {249#true} call #t~ret2 := main(); {249#true} is VALID [2018-11-23 11:38:18,466 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {249#true} {249#true} #36#return; {249#true} is VALID [2018-11-23 11:38:18,467 INFO L273 TraceCheckUtils]: 1: Hoare triple {249#true} assume true; {249#true} is VALID [2018-11-23 11:38:18,467 INFO L256 TraceCheckUtils]: 0: Hoare triple {249#true} call ULTIMATE.init(); {249#true} is VALID [2018-11-23 11:38:18,469 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 11:38:18,475 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:38:18,475 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-11-23 11:38:18,475 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 12 [2018-11-23 11:38:18,476 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:38:18,476 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 13 states. [2018-11-23 11:38:18,542 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 18 edges. 18 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:38:18,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-23 11:38:18,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-23 11:38:18,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2018-11-23 11:38:18,544 INFO L87 Difference]: Start difference. First operand 13 states and 13 transitions. Second operand 13 states. [2018-11-23 11:38:19,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:19,305 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2018-11-23 11:38:19,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 11:38:19,306 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 12 [2018-11-23 11:38:19,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:38:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-11-23 11:38:19,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 22 transitions. [2018-11-23 11:38:19,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2018-11-23 11:38:19,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 22 transitions. [2018-11-23 11:38:19,311 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 22 transitions. [2018-11-23 11:38:19,371 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:38:19,372 INFO L225 Difference]: With dead ends: 21 [2018-11-23 11:38:19,372 INFO L226 Difference]: Without dead ends: 15 [2018-11-23 11:38:19,373 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2018-11-23 11:38:19,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2018-11-23 11:38:19,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2018-11-23 11:38:19,461 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:38:19,461 INFO L82 GeneralOperation]: Start isEquivalent. First operand 15 states. Second operand 15 states. [2018-11-23 11:38:19,462 INFO L74 IsIncluded]: Start isIncluded. First operand 15 states. Second operand 15 states. [2018-11-23 11:38:19,462 INFO L87 Difference]: Start difference. First operand 15 states. Second operand 15 states. [2018-11-23 11:38:19,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:19,464 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2018-11-23 11:38:19,464 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2018-11-23 11:38:19,464 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:38:19,464 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:38:19,465 INFO L74 IsIncluded]: Start isIncluded. First operand 15 states. Second operand 15 states. [2018-11-23 11:38:19,465 INFO L87 Difference]: Start difference. First operand 15 states. Second operand 15 states. [2018-11-23 11:38:19,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:19,466 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2018-11-23 11:38:19,467 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2018-11-23 11:38:19,467 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:38:19,467 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:38:19,468 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:38:19,468 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:38:19,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-23 11:38:19,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2018-11-23 11:38:19,469 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 12 [2018-11-23 11:38:19,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:38:19,470 INFO L480 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2018-11-23 11:38:19,470 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-23 11:38:19,470 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2018-11-23 11:38:19,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-23 11:38:19,471 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:38:19,471 INFO L402 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:38:19,471 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:38:19,471 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:38:19,472 INFO L82 PathProgramCache]: Analyzing trace with hash -811199500, now seen corresponding path program 2 times [2018-11-23 11:38:19,472 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:38:19,472 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 11:38:19,498 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-23 11:38:19,535 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-23 11:38:19,535 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 11:38:19,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:19,550 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:38:20,006 INFO L256 TraceCheckUtils]: 0: Hoare triple {426#true} call ULTIMATE.init(); {426#true} is VALID [2018-11-23 11:38:20,006 INFO L273 TraceCheckUtils]: 1: Hoare triple {426#true} assume true; {426#true} is VALID [2018-11-23 11:38:20,006 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {426#true} {426#true} #36#return; {426#true} is VALID [2018-11-23 11:38:20,007 INFO L256 TraceCheckUtils]: 3: Hoare triple {426#true} call #t~ret2 := main(); {426#true} is VALID [2018-11-23 11:38:20,007 INFO L273 TraceCheckUtils]: 4: Hoare triple {426#true} havoc ~lo~0;havoc ~mid~0;havoc ~hi~0;~lo~0 := 0bv32;~mid~0 := #t~nondet1;havoc #t~nondet1; {443#(= (_ bv0 32) main_~lo~0)} is VALID [2018-11-23 11:38:20,011 INFO L273 TraceCheckUtils]: 5: Hoare triple {443#(= (_ bv0 32) main_~lo~0)} assume !!(~bvsgt32(~mid~0, 0bv32) && ~bvsle32(~mid~0, 1000000bv32));~hi~0 := ~bvmul32(2bv32, ~mid~0); {447#(and (= (_ bv0 32) main_~lo~0) (bvsgt main_~mid~0 (_ bv0 32)) (bvsle main_~mid~0 (_ bv1000000 32)) (= (bvmul (_ bv2 32) main_~mid~0) main_~hi~0))} is VALID [2018-11-23 11:38:20,037 INFO L273 TraceCheckUtils]: 6: Hoare triple {447#(and (= (_ bv0 32) main_~lo~0) (bvsgt main_~mid~0 (_ bv0 32)) (bvsle main_~mid~0 (_ bv1000000 32)) (= (bvmul (_ bv2 32) main_~mid~0) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {451#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv1 32)) main_~hi~0) (= (_ bv1 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv1 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:20,058 INFO L273 TraceCheckUtils]: 7: Hoare triple {451#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv1 32)) main_~hi~0) (= (_ bv1 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv1 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {455#(and (bvsgt (bvadd main_~mid~0 (_ bv2 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv2 32)) main_~hi~0) (= (_ bv2 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv2 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:20,099 INFO L273 TraceCheckUtils]: 8: Hoare triple {455#(and (bvsgt (bvadd main_~mid~0 (_ bv2 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv2 32)) main_~hi~0) (= (_ bv2 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv2 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {459#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv3 32)) main_~hi~0) (bvsle (bvadd main_~mid~0 (_ bv3 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv3 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv3 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:20,102 INFO L273 TraceCheckUtils]: 9: Hoare triple {459#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv3 32)) main_~hi~0) (bvsle (bvadd main_~mid~0 (_ bv3 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv3 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv3 32)) (_ bv0 32)))} assume !~bvsgt32(~mid~0, 0bv32); {463#(and (= (_ bv3 32) main_~lo~0) (exists ((main_~mid~0 (_ BitVec 32))) (and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv3 32)) main_~hi~0) (not (bvsgt main_~mid~0 (_ bv0 32))) (bvsle (bvadd main_~mid~0 (_ bv3 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv3 32)) (_ bv0 32)))))} is VALID [2018-11-23 11:38:20,106 INFO L256 TraceCheckUtils]: 10: Hoare triple {463#(and (= (_ bv3 32) main_~lo~0) (exists ((main_~mid~0 (_ BitVec 32))) (and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv3 32)) main_~hi~0) (not (bvsgt main_~mid~0 (_ bv0 32))) (bvsle (bvadd main_~mid~0 (_ bv3 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv3 32)) (_ bv0 32)))))} call __VERIFIER_assert((if ~lo~0 == ~hi~0 then 1bv32 else 0bv32)); {467#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:38:20,107 INFO L273 TraceCheckUtils]: 11: Hoare triple {467#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {471#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:38:20,108 INFO L273 TraceCheckUtils]: 12: Hoare triple {471#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {427#false} is VALID [2018-11-23 11:38:20,108 INFO L273 TraceCheckUtils]: 13: Hoare triple {427#false} assume !false; {427#false} is VALID [2018-11-23 11:38:20,109 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:20,110 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:38:21,266 INFO L273 TraceCheckUtils]: 13: Hoare triple {427#false} assume !false; {427#false} is VALID [2018-11-23 11:38:21,267 INFO L273 TraceCheckUtils]: 12: Hoare triple {481#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {427#false} is VALID [2018-11-23 11:38:21,269 INFO L273 TraceCheckUtils]: 11: Hoare triple {485#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {481#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-23 11:38:21,271 INFO L256 TraceCheckUtils]: 10: Hoare triple {489#(= main_~hi~0 main_~lo~0)} call __VERIFIER_assert((if ~lo~0 == ~hi~0 then 1bv32 else 0bv32)); {485#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-23 11:38:21,271 INFO L273 TraceCheckUtils]: 9: Hoare triple {493#(or (bvsgt main_~mid~0 (_ bv0 32)) (= main_~hi~0 main_~lo~0))} assume !~bvsgt32(~mid~0, 0bv32); {489#(= main_~hi~0 main_~lo~0)} is VALID [2018-11-23 11:38:21,292 INFO L273 TraceCheckUtils]: 8: Hoare triple {497#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32)) (not (bvsgt main_~mid~0 (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv2 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {493#(or (bvsgt main_~mid~0 (_ bv0 32)) (= main_~hi~0 main_~lo~0))} is VALID [2018-11-23 11:38:21,323 INFO L273 TraceCheckUtils]: 7: Hoare triple {501#(or (= (bvadd main_~lo~0 (_ bv4 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {497#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32)) (not (bvsgt main_~mid~0 (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv2 32)) main_~hi~0))} is VALID [2018-11-23 11:38:21,371 INFO L273 TraceCheckUtils]: 6: Hoare triple {505#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv6 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {501#(or (= (bvadd main_~lo~0 (_ bv4 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32))))} is VALID [2018-11-23 11:38:21,375 INFO L273 TraceCheckUtils]: 5: Hoare triple {443#(= (_ bv0 32) main_~lo~0)} assume !!(~bvsgt32(~mid~0, 0bv32) && ~bvsle32(~mid~0, 1000000bv32));~hi~0 := ~bvmul32(2bv32, ~mid~0); {505#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv6 32)) main_~hi~0))} is VALID [2018-11-23 11:38:21,376 INFO L273 TraceCheckUtils]: 4: Hoare triple {426#true} havoc ~lo~0;havoc ~mid~0;havoc ~hi~0;~lo~0 := 0bv32;~mid~0 := #t~nondet1;havoc #t~nondet1; {443#(= (_ bv0 32) main_~lo~0)} is VALID [2018-11-23 11:38:21,376 INFO L256 TraceCheckUtils]: 3: Hoare triple {426#true} call #t~ret2 := main(); {426#true} is VALID [2018-11-23 11:38:21,376 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {426#true} {426#true} #36#return; {426#true} is VALID [2018-11-23 11:38:21,377 INFO L273 TraceCheckUtils]: 1: Hoare triple {426#true} assume true; {426#true} is VALID [2018-11-23 11:38:21,377 INFO L256 TraceCheckUtils]: 0: Hoare triple {426#true} call ULTIMATE.init(); {426#true} is VALID [2018-11-23 11:38:21,378 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:21,380 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:38:21,380 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2018-11-23 11:38:21,381 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 14 [2018-11-23 11:38:21,381 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:38:21,381 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 17 states. [2018-11-23 11:38:21,634 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:38:21,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-23 11:38:21,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-23 11:38:21,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2018-11-23 11:38:21,635 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand 17 states. [2018-11-23 11:38:22,904 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 22 [2018-11-23 11:38:23,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:23,625 INFO L93 Difference]: Finished difference Result 26 states and 30 transitions. [2018-11-23 11:38:23,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 11:38:23,626 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 14 [2018-11-23 11:38:23,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:38:23,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2018-11-23 11:38:23,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 30 transitions. [2018-11-23 11:38:23,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2018-11-23 11:38:23,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 30 transitions. [2018-11-23 11:38:23,631 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 30 transitions. [2018-11-23 11:38:24,094 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:38:24,096 INFO L225 Difference]: With dead ends: 26 [2018-11-23 11:38:24,096 INFO L226 Difference]: Without dead ends: 20 [2018-11-23 11:38:24,097 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=124, Invalid=428, Unknown=0, NotChecked=0, Total=552 [2018-11-23 11:38:24,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2018-11-23 11:38:24,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2018-11-23 11:38:24,169 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:38:24,170 INFO L82 GeneralOperation]: Start isEquivalent. First operand 20 states. Second operand 20 states. [2018-11-23 11:38:24,170 INFO L74 IsIncluded]: Start isIncluded. First operand 20 states. Second operand 20 states. [2018-11-23 11:38:24,170 INFO L87 Difference]: Start difference. First operand 20 states. Second operand 20 states. [2018-11-23 11:38:24,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:24,173 INFO L93 Difference]: Finished difference Result 20 states and 20 transitions. [2018-11-23 11:38:24,173 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2018-11-23 11:38:24,173 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:38:24,173 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:38:24,174 INFO L74 IsIncluded]: Start isIncluded. First operand 20 states. Second operand 20 states. [2018-11-23 11:38:24,174 INFO L87 Difference]: Start difference. First operand 20 states. Second operand 20 states. [2018-11-23 11:38:24,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:24,175 INFO L93 Difference]: Finished difference Result 20 states and 20 transitions. [2018-11-23 11:38:24,176 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2018-11-23 11:38:24,176 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:38:24,176 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:38:24,176 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:38:24,176 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:38:24,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20 states. [2018-11-23 11:38:24,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 20 transitions. [2018-11-23 11:38:24,178 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 20 transitions. Word has length 14 [2018-11-23 11:38:24,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:38:24,179 INFO L480 AbstractCegarLoop]: Abstraction has 20 states and 20 transitions. [2018-11-23 11:38:24,179 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-23 11:38:24,179 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 20 transitions. [2018-11-23 11:38:24,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-23 11:38:24,180 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:38:24,180 INFO L402 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:38:24,180 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:38:24,180 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:38:24,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1132618527, now seen corresponding path program 3 times [2018-11-23 11:38:24,181 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:38:24,181 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 11:38:24,198 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-23 11:38:24,325 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-11-23 11:38:24,325 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 11:38:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:24,359 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:38:25,674 INFO L256 TraceCheckUtils]: 0: Hoare triple {659#true} call ULTIMATE.init(); {659#true} is VALID [2018-11-23 11:38:25,674 INFO L273 TraceCheckUtils]: 1: Hoare triple {659#true} assume true; {659#true} is VALID [2018-11-23 11:38:25,675 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {659#true} {659#true} #36#return; {659#true} is VALID [2018-11-23 11:38:25,675 INFO L256 TraceCheckUtils]: 3: Hoare triple {659#true} call #t~ret2 := main(); {659#true} is VALID [2018-11-23 11:38:25,676 INFO L273 TraceCheckUtils]: 4: Hoare triple {659#true} havoc ~lo~0;havoc ~mid~0;havoc ~hi~0;~lo~0 := 0bv32;~mid~0 := #t~nondet1;havoc #t~nondet1; {676#(= (_ bv0 32) main_~lo~0)} is VALID [2018-11-23 11:38:25,677 INFO L273 TraceCheckUtils]: 5: Hoare triple {676#(= (_ bv0 32) main_~lo~0)} assume !!(~bvsgt32(~mid~0, 0bv32) && ~bvsle32(~mid~0, 1000000bv32));~hi~0 := ~bvmul32(2bv32, ~mid~0); {680#(and (= (_ bv0 32) main_~lo~0) (bvsgt main_~mid~0 (_ bv0 32)) (bvsle main_~mid~0 (_ bv1000000 32)) (= (bvmul (_ bv2 32) main_~mid~0) main_~hi~0))} is VALID [2018-11-23 11:38:25,699 INFO L273 TraceCheckUtils]: 6: Hoare triple {680#(and (= (_ bv0 32) main_~lo~0) (bvsgt main_~mid~0 (_ bv0 32)) (bvsle main_~mid~0 (_ bv1000000 32)) (= (bvmul (_ bv2 32) main_~mid~0) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {684#(and (= (_ bv1 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967295 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv1 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:25,729 INFO L273 TraceCheckUtils]: 7: Hoare triple {684#(and (= (_ bv1 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967295 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv1 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {688#(and (bvsgt (bvadd main_~mid~0 (_ bv2 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv2 32)) main_~hi~0) (= (_ bv2 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv2 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:25,768 INFO L273 TraceCheckUtils]: 8: Hoare triple {688#(and (bvsgt (bvadd main_~mid~0 (_ bv2 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv2 32)) main_~hi~0) (= (_ bv2 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv2 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {692#(and (= (bvadd main_~hi~0 (_ bv4294967293 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv3 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv3 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv3 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:25,812 INFO L273 TraceCheckUtils]: 9: Hoare triple {692#(and (= (bvadd main_~hi~0 (_ bv4294967293 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv3 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv3 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv3 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {696#(and (= (bvadd main_~hi~0 (_ bv4294967292 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv4 32)) (_ bv1000000 32)) (= (_ bv4 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv4 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:25,861 INFO L273 TraceCheckUtils]: 10: Hoare triple {696#(and (= (bvadd main_~hi~0 (_ bv4294967292 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv4 32)) (_ bv1000000 32)) (= (_ bv4 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv4 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {700#(and (bvsgt (bvadd main_~mid~0 (_ bv5 32)) (_ bv0 32)) (= (_ bv5 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv5 32)) main_~hi~0) (bvsle (bvadd main_~mid~0 (_ bv5 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:25,913 INFO L273 TraceCheckUtils]: 11: Hoare triple {700#(and (bvsgt (bvadd main_~mid~0 (_ bv5 32)) (_ bv0 32)) (= (_ bv5 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv5 32)) main_~hi~0) (bvsle (bvadd main_~mid~0 (_ bv5 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {704#(and (bvsle (bvadd main_~mid~0 (_ bv6 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv6 32)) (_ bv0 32)) (= (_ bv6 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967290 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:25,982 INFO L273 TraceCheckUtils]: 12: Hoare triple {704#(and (bvsle (bvadd main_~mid~0 (_ bv6 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv6 32)) (_ bv0 32)) (= (_ bv6 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967290 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {708#(and (bvsgt (bvadd main_~mid~0 (_ bv7 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv7 32)) (_ bv1000000 32)) (= (_ bv7 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967289 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:26,024 INFO L273 TraceCheckUtils]: 13: Hoare triple {708#(and (bvsgt (bvadd main_~mid~0 (_ bv7 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv7 32)) (_ bv1000000 32)) (= (_ bv7 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967289 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {712#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv8 32)) main_~hi~0) (= (_ bv8 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv8 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv8 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:26,027 INFO L273 TraceCheckUtils]: 14: Hoare triple {712#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv8 32)) main_~hi~0) (= (_ bv8 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv8 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv8 32)) (_ bv1000000 32)))} assume !~bvsgt32(~mid~0, 0bv32); {716#(and (= (_ bv8 32) main_~lo~0) (exists ((main_~mid~0 (_ BitVec 32))) (and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv8 32)) main_~hi~0) (not (bvsgt main_~mid~0 (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv8 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv8 32)) (_ bv1000000 32)))))} is VALID [2018-11-23 11:38:26,032 INFO L256 TraceCheckUtils]: 15: Hoare triple {716#(and (= (_ bv8 32) main_~lo~0) (exists ((main_~mid~0 (_ BitVec 32))) (and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv8 32)) main_~hi~0) (not (bvsgt main_~mid~0 (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv8 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv8 32)) (_ bv1000000 32)))))} call __VERIFIER_assert((if ~lo~0 == ~hi~0 then 1bv32 else 0bv32)); {720#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:38:26,033 INFO L273 TraceCheckUtils]: 16: Hoare triple {720#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {724#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:38:26,034 INFO L273 TraceCheckUtils]: 17: Hoare triple {724#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {660#false} is VALID [2018-11-23 11:38:26,034 INFO L273 TraceCheckUtils]: 18: Hoare triple {660#false} assume !false; {660#false} is VALID [2018-11-23 11:38:26,037 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:26,038 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:38:29,733 INFO L273 TraceCheckUtils]: 18: Hoare triple {660#false} assume !false; {660#false} is VALID [2018-11-23 11:38:29,735 INFO L273 TraceCheckUtils]: 17: Hoare triple {734#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {660#false} is VALID [2018-11-23 11:38:29,735 INFO L273 TraceCheckUtils]: 16: Hoare triple {738#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {734#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-23 11:38:29,737 INFO L256 TraceCheckUtils]: 15: Hoare triple {742#(= main_~hi~0 main_~lo~0)} call __VERIFIER_assert((if ~lo~0 == ~hi~0 then 1bv32 else 0bv32)); {738#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-23 11:38:29,738 INFO L273 TraceCheckUtils]: 14: Hoare triple {746#(or (bvsgt main_~mid~0 (_ bv0 32)) (= main_~hi~0 main_~lo~0))} assume !~bvsgt32(~mid~0, 0bv32); {742#(= main_~hi~0 main_~lo~0)} is VALID [2018-11-23 11:38:29,761 INFO L273 TraceCheckUtils]: 13: Hoare triple {750#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32)) (not (bvsgt main_~mid~0 (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv2 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {746#(or (bvsgt main_~mid~0 (_ bv0 32)) (= main_~hi~0 main_~lo~0))} is VALID [2018-11-23 11:38:29,794 INFO L273 TraceCheckUtils]: 12: Hoare triple {754#(or (= (bvadd main_~lo~0 (_ bv4 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {750#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32)) (not (bvsgt main_~mid~0 (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv2 32)) main_~hi~0))} is VALID [2018-11-23 11:38:29,844 INFO L273 TraceCheckUtils]: 11: Hoare triple {758#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv6 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {754#(or (= (bvadd main_~lo~0 (_ bv4 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32))))} is VALID [2018-11-23 11:38:29,878 INFO L273 TraceCheckUtils]: 10: Hoare triple {762#(or (= (bvadd main_~hi~0 (_ bv4294967288 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967292 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {758#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv6 32)) main_~hi~0))} is VALID [2018-11-23 11:38:29,932 INFO L273 TraceCheckUtils]: 9: Hoare triple {766#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967291 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967292 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967286 32)) main_~lo~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {762#(or (= (bvadd main_~hi~0 (_ bv4294967288 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967292 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:29,982 INFO L273 TraceCheckUtils]: 8: Hoare triple {770#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967290 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967284 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967291 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {766#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967291 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967292 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967286 32)) main_~lo~0))} is VALID [2018-11-23 11:38:30,016 INFO L273 TraceCheckUtils]: 7: Hoare triple {774#(or (= (bvadd main_~hi~0 (_ bv4294967282 32)) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967289 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967290 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {770#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967290 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967284 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967291 32)) (_ bv0 32))))} is VALID [2018-11-23 11:38:30,061 INFO L273 TraceCheckUtils]: 6: Hoare triple {778#(or (= (bvadd main_~hi~0 (_ bv4294967280 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967289 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967288 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {774#(or (= (bvadd main_~hi~0 (_ bv4294967282 32)) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967289 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967290 32)) (_ bv0 32))))} is VALID [2018-11-23 11:38:30,063 INFO L273 TraceCheckUtils]: 5: Hoare triple {676#(= (_ bv0 32) main_~lo~0)} assume !!(~bvsgt32(~mid~0, 0bv32) && ~bvsle32(~mid~0, 1000000bv32));~hi~0 := ~bvmul32(2bv32, ~mid~0); {778#(or (= (bvadd main_~hi~0 (_ bv4294967280 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967289 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967288 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:30,064 INFO L273 TraceCheckUtils]: 4: Hoare triple {659#true} havoc ~lo~0;havoc ~mid~0;havoc ~hi~0;~lo~0 := 0bv32;~mid~0 := #t~nondet1;havoc #t~nondet1; {676#(= (_ bv0 32) main_~lo~0)} is VALID [2018-11-23 11:38:30,064 INFO L256 TraceCheckUtils]: 3: Hoare triple {659#true} call #t~ret2 := main(); {659#true} is VALID [2018-11-23 11:38:30,065 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {659#true} {659#true} #36#return; {659#true} is VALID [2018-11-23 11:38:30,065 INFO L273 TraceCheckUtils]: 1: Hoare triple {659#true} assume true; {659#true} is VALID [2018-11-23 11:38:30,065 INFO L256 TraceCheckUtils]: 0: Hoare triple {659#true} call ULTIMATE.init(); {659#true} is VALID [2018-11-23 11:38:30,067 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:30,069 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:38:30,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 27 [2018-11-23 11:38:30,070 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 19 [2018-11-23 11:38:30,070 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:38:30,071 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 27 states. [2018-11-23 11:38:30,728 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 32 edges. 32 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:38:30,728 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-11-23 11:38:30,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-11-23 11:38:30,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=564, Unknown=0, NotChecked=0, Total=702 [2018-11-23 11:38:30,729 INFO L87 Difference]: Start difference. First operand 20 states and 20 transitions. Second operand 27 states. [2018-11-23 11:38:33,657 WARN L180 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-11-23 11:38:34,614 WARN L180 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-11-23 11:38:35,220 WARN L180 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2018-11-23 11:38:35,933 WARN L180 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-11-23 11:38:36,566 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-11-23 11:38:37,011 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-11-23 11:38:38,776 WARN L180 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2018-11-23 11:38:38,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:38,920 INFO L93 Difference]: Finished difference Result 36 states and 45 transitions. [2018-11-23 11:38:38,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-23 11:38:38,921 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 19 [2018-11-23 11:38:38,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:38:38,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-23 11:38:38,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 45 transitions. [2018-11-23 11:38:38,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-23 11:38:38,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 45 transitions. [2018-11-23 11:38:38,927 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 45 transitions. [2018-11-23 11:38:44,786 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 11:38:44,787 INFO L225 Difference]: With dead ends: 36 [2018-11-23 11:38:44,787 INFO L226 Difference]: Without dead ends: 30 [2018-11-23 11:38:44,789 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=369, Invalid=1113, Unknown=0, NotChecked=0, Total=1482 [2018-11-23 11:38:44,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2018-11-23 11:38:44,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30. [2018-11-23 11:38:44,868 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:38:44,868 INFO L82 GeneralOperation]: Start isEquivalent. First operand 30 states. Second operand 30 states. [2018-11-23 11:38:44,868 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 30 states. [2018-11-23 11:38:44,868 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 30 states. [2018-11-23 11:38:44,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:44,871 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2018-11-23 11:38:44,871 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2018-11-23 11:38:44,871 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:38:44,872 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:38:44,872 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 30 states. [2018-11-23 11:38:44,872 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 30 states. [2018-11-23 11:38:44,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:38:44,874 INFO L93 Difference]: Finished difference Result 30 states and 30 transitions. [2018-11-23 11:38:44,874 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2018-11-23 11:38:44,875 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:38:44,875 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:38:44,875 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:38:44,875 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:38:44,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-23 11:38:44,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2018-11-23 11:38:44,877 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 30 transitions. Word has length 19 [2018-11-23 11:38:44,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:38:44,877 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 30 transitions. [2018-11-23 11:38:44,878 INFO L481 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-11-23 11:38:44,878 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2018-11-23 11:38:44,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-23 11:38:44,879 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:38:44,879 INFO L402 BasicCegarLoop]: trace histogram [18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:38:44,879 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:38:44,879 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:38:44,880 INFO L82 PathProgramCache]: Analyzing trace with hash -674272193, now seen corresponding path program 4 times [2018-11-23 11:38:44,880 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:38:44,880 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 11:38:44,900 INFO L101 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-23 11:38:45,028 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-23 11:38:45,028 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 11:38:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:38:45,095 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:38:48,153 INFO L256 TraceCheckUtils]: 0: Hoare triple {1002#true} call ULTIMATE.init(); {1002#true} is VALID [2018-11-23 11:38:48,154 INFO L273 TraceCheckUtils]: 1: Hoare triple {1002#true} assume true; {1002#true} is VALID [2018-11-23 11:38:48,154 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1002#true} {1002#true} #36#return; {1002#true} is VALID [2018-11-23 11:38:48,154 INFO L256 TraceCheckUtils]: 3: Hoare triple {1002#true} call #t~ret2 := main(); {1002#true} is VALID [2018-11-23 11:38:48,155 INFO L273 TraceCheckUtils]: 4: Hoare triple {1002#true} havoc ~lo~0;havoc ~mid~0;havoc ~hi~0;~lo~0 := 0bv32;~mid~0 := #t~nondet1;havoc #t~nondet1; {1019#(= (_ bv0 32) main_~lo~0)} is VALID [2018-11-23 11:38:48,156 INFO L273 TraceCheckUtils]: 5: Hoare triple {1019#(= (_ bv0 32) main_~lo~0)} assume !!(~bvsgt32(~mid~0, 0bv32) && ~bvsle32(~mid~0, 1000000bv32));~hi~0 := ~bvmul32(2bv32, ~mid~0); {1023#(and (= (_ bv0 32) main_~lo~0) (bvsgt main_~mid~0 (_ bv0 32)) (bvsle main_~mid~0 (_ bv1000000 32)) (= (bvmul (_ bv2 32) main_~mid~0) main_~hi~0))} is VALID [2018-11-23 11:38:48,181 INFO L273 TraceCheckUtils]: 6: Hoare triple {1023#(and (= (_ bv0 32) main_~lo~0) (bvsgt main_~mid~0 (_ bv0 32)) (bvsle main_~mid~0 (_ bv1000000 32)) (= (bvmul (_ bv2 32) main_~mid~0) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1027#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv1 32)) main_~hi~0) (= (_ bv1 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv1 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:48,201 INFO L273 TraceCheckUtils]: 7: Hoare triple {1027#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv1 32)) main_~hi~0) (= (_ bv1 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv1 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1031#(and (bvsgt (bvadd main_~mid~0 (_ bv2 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv2 32)) main_~hi~0) (= (_ bv2 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv2 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:48,237 INFO L273 TraceCheckUtils]: 8: Hoare triple {1031#(and (bvsgt (bvadd main_~mid~0 (_ bv2 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv2 32)) main_~hi~0) (= (_ bv2 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv2 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1035#(and (= (bvadd main_~hi~0 (_ bv4294967293 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv3 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv3 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv3 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:48,271 INFO L273 TraceCheckUtils]: 9: Hoare triple {1035#(and (= (bvadd main_~hi~0 (_ bv4294967293 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv3 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv3 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv3 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1039#(and (= (bvadd main_~hi~0 (_ bv4294967292 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv4 32)) (_ bv1000000 32)) (= (_ bv4 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv4 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:48,321 INFO L273 TraceCheckUtils]: 10: Hoare triple {1039#(and (= (bvadd main_~hi~0 (_ bv4294967292 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv4 32)) (_ bv1000000 32)) (= (_ bv4 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv4 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1043#(and (= (bvadd main_~hi~0 (_ bv4294967291 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv5 32)) (_ bv0 32)) (= (_ bv5 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv5 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:48,372 INFO L273 TraceCheckUtils]: 11: Hoare triple {1043#(and (= (bvadd main_~hi~0 (_ bv4294967291 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv5 32)) (_ bv0 32)) (= (_ bv5 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv5 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1047#(and (bvsle (bvadd main_~mid~0 (_ bv6 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv6 32)) (_ bv0 32)) (= (_ bv6 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967290 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:48,438 INFO L273 TraceCheckUtils]: 12: Hoare triple {1047#(and (bvsle (bvadd main_~mid~0 (_ bv6 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv6 32)) (_ bv0 32)) (= (_ bv6 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967290 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1051#(and (bvsgt (bvadd main_~mid~0 (_ bv7 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv7 32)) (_ bv1000000 32)) (= (_ bv7 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967289 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:48,482 INFO L273 TraceCheckUtils]: 13: Hoare triple {1051#(and (bvsgt (bvadd main_~mid~0 (_ bv7 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv7 32)) (_ bv1000000 32)) (= (_ bv7 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967289 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1055#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv8 32)) main_~hi~0) (= (_ bv8 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv8 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv8 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:48,536 INFO L273 TraceCheckUtils]: 14: Hoare triple {1055#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv8 32)) main_~hi~0) (= (_ bv8 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv8 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv8 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1059#(and (bvsle (bvadd main_~mid~0 (_ bv9 32)) (_ bv1000000 32)) (= (_ bv9 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv9 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv9 32)) main_~hi~0))} is VALID [2018-11-23 11:38:48,589 INFO L273 TraceCheckUtils]: 15: Hoare triple {1059#(and (bvsle (bvadd main_~mid~0 (_ bv9 32)) (_ bv1000000 32)) (= (_ bv9 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv9 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv9 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1063#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv10 32)) main_~hi~0) (= (_ bv10 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv10 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv10 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:48,659 INFO L273 TraceCheckUtils]: 16: Hoare triple {1063#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv10 32)) main_~hi~0) (= (_ bv10 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv10 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv10 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1067#(and (= (_ bv11 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv11 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv11 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv11 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:38:48,707 INFO L273 TraceCheckUtils]: 17: Hoare triple {1067#(and (= (_ bv11 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv11 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv11 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv11 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1071#(and (= (_ bv12 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv12 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv12 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv12 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:48,796 INFO L273 TraceCheckUtils]: 18: Hoare triple {1071#(and (= (_ bv12 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv12 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv12 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv12 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1075#(and (bvsle (bvadd main_~mid~0 (_ bv13 32)) (_ bv1000000 32)) (= (_ bv13 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv13 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv13 32)) main_~hi~0))} is VALID [2018-11-23 11:38:48,883 INFO L273 TraceCheckUtils]: 19: Hoare triple {1075#(and (bvsle (bvadd main_~mid~0 (_ bv13 32)) (_ bv1000000 32)) (= (_ bv13 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv13 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv13 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1079#(and (bvsle (bvadd main_~mid~0 (_ bv14 32)) (_ bv1000000 32)) (= (_ bv14 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967282 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv14 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:48,928 INFO L273 TraceCheckUtils]: 20: Hoare triple {1079#(and (bvsle (bvadd main_~mid~0 (_ bv14 32)) (_ bv1000000 32)) (= (_ bv14 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967282 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv14 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1083#(and (= (_ bv15 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv15 32)) main_~hi~0) (bvsle (bvadd main_~mid~0 (_ bv15 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv15 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:48,978 INFO L273 TraceCheckUtils]: 21: Hoare triple {1083#(and (= (_ bv15 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv15 32)) main_~hi~0) (bvsle (bvadd main_~mid~0 (_ bv15 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv15 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1087#(and (bvsgt (bvadd main_~mid~0 (_ bv16 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv16 32)) (_ bv1000000 32)) (= (_ bv16 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv16 32)) main_~hi~0))} is VALID [2018-11-23 11:38:49,039 INFO L273 TraceCheckUtils]: 22: Hoare triple {1087#(and (bvsgt (bvadd main_~mid~0 (_ bv16 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv16 32)) (_ bv1000000 32)) (= (_ bv16 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv16 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1091#(and (bvsle (bvadd main_~mid~0 (_ bv17 32)) (_ bv1000000 32)) (= (_ bv17 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv17 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv17 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:49,088 INFO L273 TraceCheckUtils]: 23: Hoare triple {1091#(and (bvsle (bvadd main_~mid~0 (_ bv17 32)) (_ bv1000000 32)) (= (_ bv17 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv17 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv17 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1095#(and (bvsgt (bvadd main_~mid~0 (_ bv18 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv18 32)) (_ bv1000000 32)) (= (_ bv18 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv18 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:38:49,092 INFO L273 TraceCheckUtils]: 24: Hoare triple {1095#(and (bvsgt (bvadd main_~mid~0 (_ bv18 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv18 32)) (_ bv1000000 32)) (= (_ bv18 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv18 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !~bvsgt32(~mid~0, 0bv32); {1099#(and (exists ((main_~mid~0 (_ BitVec 32))) (and (bvsgt (bvadd main_~mid~0 (_ bv18 32)) (_ bv0 32)) (not (bvsgt main_~mid~0 (_ bv0 32))) (bvsle (bvadd main_~mid~0 (_ bv18 32)) (_ bv1000000 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv18 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))) (= (_ bv18 32) main_~lo~0))} is VALID [2018-11-23 11:38:49,096 INFO L256 TraceCheckUtils]: 25: Hoare triple {1099#(and (exists ((main_~mid~0 (_ BitVec 32))) (and (bvsgt (bvadd main_~mid~0 (_ bv18 32)) (_ bv0 32)) (not (bvsgt main_~mid~0 (_ bv0 32))) (bvsle (bvadd main_~mid~0 (_ bv18 32)) (_ bv1000000 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv18 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))) (= (_ bv18 32) main_~lo~0))} call __VERIFIER_assert((if ~lo~0 == ~hi~0 then 1bv32 else 0bv32)); {1103#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:38:49,097 INFO L273 TraceCheckUtils]: 26: Hoare triple {1103#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {1107#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:38:49,097 INFO L273 TraceCheckUtils]: 27: Hoare triple {1107#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {1003#false} is VALID [2018-11-23 11:38:49,097 INFO L273 TraceCheckUtils]: 28: Hoare triple {1003#false} assume !false; {1003#false} is VALID [2018-11-23 11:38:49,101 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:38:49,102 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:39:01,684 INFO L273 TraceCheckUtils]: 28: Hoare triple {1003#false} assume !false; {1003#false} is VALID [2018-11-23 11:39:01,685 INFO L273 TraceCheckUtils]: 27: Hoare triple {1117#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {1003#false} is VALID [2018-11-23 11:39:01,686 INFO L273 TraceCheckUtils]: 26: Hoare triple {1121#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {1117#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-23 11:39:01,687 INFO L256 TraceCheckUtils]: 25: Hoare triple {1125#(= main_~hi~0 main_~lo~0)} call __VERIFIER_assert((if ~lo~0 == ~hi~0 then 1bv32 else 0bv32)); {1121#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-23 11:39:01,687 INFO L273 TraceCheckUtils]: 24: Hoare triple {1129#(or (bvsgt main_~mid~0 (_ bv0 32)) (= main_~hi~0 main_~lo~0))} assume !~bvsgt32(~mid~0, 0bv32); {1125#(= main_~hi~0 main_~lo~0)} is VALID [2018-11-23 11:39:01,712 INFO L273 TraceCheckUtils]: 23: Hoare triple {1133#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32)) (not (bvsgt main_~mid~0 (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv2 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1129#(or (bvsgt main_~mid~0 (_ bv0 32)) (= main_~hi~0 main_~lo~0))} is VALID [2018-11-23 11:39:01,754 INFO L273 TraceCheckUtils]: 22: Hoare triple {1137#(or (= (bvadd main_~lo~0 (_ bv4 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1133#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32)) (not (bvsgt main_~mid~0 (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv2 32)) main_~hi~0))} is VALID [2018-11-23 11:39:01,816 INFO L273 TraceCheckUtils]: 21: Hoare triple {1141#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv6 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1137#(or (= (bvadd main_~lo~0 (_ bv4 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32))))} is VALID [2018-11-23 11:39:01,872 INFO L273 TraceCheckUtils]: 20: Hoare triple {1145#(or (= (bvadd main_~hi~0 (_ bv4294967288 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967292 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1141#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv6 32)) main_~hi~0))} is VALID [2018-11-23 11:39:01,925 INFO L273 TraceCheckUtils]: 19: Hoare triple {1149#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967291 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967292 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967286 32)) main_~lo~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1145#(or (= (bvadd main_~hi~0 (_ bv4294967288 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967292 32)) (_ bv0 32)))} is VALID [2018-11-23 11:39:01,979 INFO L273 TraceCheckUtils]: 18: Hoare triple {1153#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967290 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967284 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967291 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1149#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967291 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967292 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967286 32)) main_~lo~0))} is VALID [2018-11-23 11:39:02,026 INFO L273 TraceCheckUtils]: 17: Hoare triple {1157#(or (= (bvadd main_~hi~0 (_ bv4294967282 32)) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967289 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967290 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1153#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967290 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967284 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967291 32)) (_ bv0 32))))} is VALID [2018-11-23 11:39:02,060 INFO L273 TraceCheckUtils]: 16: Hoare triple {1161#(or (= (bvadd main_~hi~0 (_ bv4294967280 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967289 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967288 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1157#(or (= (bvadd main_~hi~0 (_ bv4294967282 32)) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967289 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967290 32)) (_ bv0 32))))} is VALID [2018-11-23 11:39:02,105 INFO L273 TraceCheckUtils]: 15: Hoare triple {1165#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967287 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967288 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967278 32)) main_~lo~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1161#(or (= (bvadd main_~hi~0 (_ bv4294967280 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967289 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967288 32)) (_ bv0 32)))} is VALID [2018-11-23 11:39:02,169 INFO L273 TraceCheckUtils]: 14: Hoare triple {1169#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967287 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967276 32)) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967286 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1165#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967287 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967288 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967278 32)) main_~lo~0))} is VALID [2018-11-23 11:39:02,233 INFO L273 TraceCheckUtils]: 13: Hoare triple {1173#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967286 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967285 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv22 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1169#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967287 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967276 32)) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967286 32)) (_ bv0 32)))} is VALID [2018-11-23 11:39:02,267 INFO L273 TraceCheckUtils]: 12: Hoare triple {1177#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967284 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967285 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv24 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1173#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967286 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967285 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv22 32)) main_~hi~0))} is VALID [2018-11-23 11:39:02,316 INFO L273 TraceCheckUtils]: 11: Hoare triple {1181#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967283 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967270 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967284 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1177#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967284 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967285 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv24 32)) main_~hi~0))} is VALID [2018-11-23 11:39:02,360 INFO L273 TraceCheckUtils]: 10: Hoare triple {1185#(or (= (bvadd main_~hi~0 (_ bv4294967268 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967283 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967282 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1181#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967283 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967270 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967284 32)) (_ bv0 32))))} is VALID [2018-11-23 11:39:02,411 INFO L273 TraceCheckUtils]: 9: Hoare triple {1189#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967281 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967282 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967266 32)) main_~lo~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1185#(or (= (bvadd main_~hi~0 (_ bv4294967268 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967283 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967282 32)) (_ bv0 32)))} is VALID [2018-11-23 11:39:02,442 INFO L273 TraceCheckUtils]: 8: Hoare triple {1193#(or (= (bvadd main_~hi~0 (_ bv4294967264 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967281 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967280 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1189#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967281 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967282 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967266 32)) main_~lo~0))} is VALID [2018-11-23 11:39:02,492 INFO L273 TraceCheckUtils]: 7: Hoare triple {1197#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967280 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv34 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967279 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1193#(or (= (bvadd main_~hi~0 (_ bv4294967264 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967281 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967280 32)) (_ bv0 32)))} is VALID [2018-11-23 11:39:02,530 INFO L273 TraceCheckUtils]: 6: Hoare triple {1201#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967279 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967278 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv36 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1197#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967280 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv34 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967279 32)) (_ bv0 32)))} is VALID [2018-11-23 11:39:02,532 INFO L273 TraceCheckUtils]: 5: Hoare triple {1019#(= (_ bv0 32) main_~lo~0)} assume !!(~bvsgt32(~mid~0, 0bv32) && ~bvsle32(~mid~0, 1000000bv32));~hi~0 := ~bvmul32(2bv32, ~mid~0); {1201#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967279 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967278 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv36 32)) main_~hi~0))} is VALID [2018-11-23 11:39:02,533 INFO L273 TraceCheckUtils]: 4: Hoare triple {1002#true} havoc ~lo~0;havoc ~mid~0;havoc ~hi~0;~lo~0 := 0bv32;~mid~0 := #t~nondet1;havoc #t~nondet1; {1019#(= (_ bv0 32) main_~lo~0)} is VALID [2018-11-23 11:39:02,534 INFO L256 TraceCheckUtils]: 3: Hoare triple {1002#true} call #t~ret2 := main(); {1002#true} is VALID [2018-11-23 11:39:02,534 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1002#true} {1002#true} #36#return; {1002#true} is VALID [2018-11-23 11:39:02,534 INFO L273 TraceCheckUtils]: 1: Hoare triple {1002#true} assume true; {1002#true} is VALID [2018-11-23 11:39:02,534 INFO L256 TraceCheckUtils]: 0: Hoare triple {1002#true} call ULTIMATE.init(); {1002#true} is VALID [2018-11-23 11:39:02,539 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:39:02,540 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:39:02,541 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 47 [2018-11-23 11:39:02,541 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 29 [2018-11-23 11:39:02,542 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:39:02,542 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 47 states. [2018-11-23 11:39:04,401 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:39:04,402 INFO L459 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-11-23 11:39:04,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-11-23 11:39:04,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=458, Invalid=1704, Unknown=0, NotChecked=0, Total=2162 [2018-11-23 11:39:04,404 INFO L87 Difference]: Start difference. First operand 30 states and 30 transitions. Second operand 47 states. [2018-11-23 11:39:13,672 WARN L180 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 146 [2018-11-23 11:39:16,864 WARN L180 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 139 [2018-11-23 11:39:19,030 WARN L180 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 145 DAG size of output: 97 [2018-11-23 11:39:21,934 WARN L180 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 131 [2018-11-23 11:39:24,531 WARN L180 SmtUtils]: Spent 836.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2018-11-23 11:39:26,779 WARN L180 SmtUtils]: Spent 756.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2018-11-23 11:39:28,783 WARN L180 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2018-11-23 11:39:30,681 WARN L180 SmtUtils]: Spent 613.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2018-11-23 11:39:32,497 WARN L180 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2018-11-23 11:39:34,227 WARN L180 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2018-11-23 11:39:35,782 WARN L180 SmtUtils]: Spent 391.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2018-11-23 11:39:37,203 WARN L180 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2018-11-23 11:39:38,419 WARN L180 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2018-11-23 11:39:39,504 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2018-11-23 11:39:40,458 WARN L180 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2018-11-23 11:39:41,299 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2018-11-23 11:39:46,287 WARN L180 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 144 [2018-11-23 11:39:46,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:39:46,587 INFO L93 Difference]: Finished difference Result 56 states and 75 transitions. [2018-11-23 11:39:46,587 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-11-23 11:39:46,588 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 29 [2018-11-23 11:39:46,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:39:46,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-23 11:39:46,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 75 transitions. [2018-11-23 11:39:46,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-23 11:39:46,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 75 transitions. [2018-11-23 11:39:46,595 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 46 states and 75 transitions. [2018-11-23 11:40:14,049 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 75 edges. 64 inductive. 0 not inductive. 11 times theorem prover too weak to decide inductivity. [2018-11-23 11:40:14,051 INFO L225 Difference]: With dead ends: 56 [2018-11-23 11:40:14,051 INFO L226 Difference]: Without dead ends: 50 [2018-11-23 11:40:14,053 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 11 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 407 ImplicationChecksByTransitivity, 39.9s TimeCoverageRelationStatistics Valid=1309, Invalid=3383, Unknown=0, NotChecked=0, Total=4692 [2018-11-23 11:40:14,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2018-11-23 11:40:14,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2018-11-23 11:40:14,298 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-23 11:40:14,298 INFO L82 GeneralOperation]: Start isEquivalent. First operand 50 states. Second operand 50 states. [2018-11-23 11:40:14,298 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand 50 states. [2018-11-23 11:40:14,298 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 50 states. [2018-11-23 11:40:14,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:40:14,301 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2018-11-23 11:40:14,301 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2018-11-23 11:40:14,301 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:40:14,302 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:40:14,302 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand 50 states. [2018-11-23 11:40:14,302 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 50 states. [2018-11-23 11:40:14,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:40:14,305 INFO L93 Difference]: Finished difference Result 50 states and 50 transitions. [2018-11-23 11:40:14,305 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2018-11-23 11:40:14,305 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:40:14,306 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-23 11:40:14,306 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-23 11:40:14,306 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-23 11:40:14,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-23 11:40:14,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 50 transitions. [2018-11-23 11:40:14,308 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 50 transitions. Word has length 29 [2018-11-23 11:40:14,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:40:14,308 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 50 transitions. [2018-11-23 11:40:14,308 INFO L481 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-11-23 11:40:14,309 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 50 transitions. [2018-11-23 11:40:14,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-23 11:40:14,310 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:40:14,310 INFO L402 BasicCegarLoop]: trace histogram [38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:40:14,311 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:40:14,311 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:40:14,311 INFO L82 PathProgramCache]: Analyzing trace with hash 910739071, now seen corresponding path program 5 times [2018-11-23 11:40:14,311 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 11:40:14,311 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 11:40:14,342 INFO L101 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2018-11-23 11:40:17,398 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 20 check-sat command(s) [2018-11-23 11:40:17,398 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-23 11:40:17,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:40:17,632 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:40:25,616 INFO L256 TraceCheckUtils]: 0: Hoare triple {1565#true} call ULTIMATE.init(); {1565#true} is VALID [2018-11-23 11:40:25,617 INFO L273 TraceCheckUtils]: 1: Hoare triple {1565#true} assume true; {1565#true} is VALID [2018-11-23 11:40:25,617 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1565#true} {1565#true} #36#return; {1565#true} is VALID [2018-11-23 11:40:25,617 INFO L256 TraceCheckUtils]: 3: Hoare triple {1565#true} call #t~ret2 := main(); {1565#true} is VALID [2018-11-23 11:40:25,620 INFO L273 TraceCheckUtils]: 4: Hoare triple {1565#true} havoc ~lo~0;havoc ~mid~0;havoc ~hi~0;~lo~0 := 0bv32;~mid~0 := #t~nondet1;havoc #t~nondet1; {1582#(= (_ bv0 32) main_~lo~0)} is VALID [2018-11-23 11:40:25,621 INFO L273 TraceCheckUtils]: 5: Hoare triple {1582#(= (_ bv0 32) main_~lo~0)} assume !!(~bvsgt32(~mid~0, 0bv32) && ~bvsle32(~mid~0, 1000000bv32));~hi~0 := ~bvmul32(2bv32, ~mid~0); {1586#(and (= (_ bv0 32) main_~lo~0) (bvsle main_~mid~0 (_ bv1000000 32)) (= (bvmul (_ bv2 32) main_~mid~0) main_~hi~0))} is VALID [2018-11-23 11:40:25,644 INFO L273 TraceCheckUtils]: 6: Hoare triple {1586#(and (= (_ bv0 32) main_~lo~0) (bvsle main_~mid~0 (_ bv1000000 32)) (= (bvmul (_ bv2 32) main_~mid~0) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1590#(and (= (_ bv1 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967295 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv1 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:40:25,669 INFO L273 TraceCheckUtils]: 7: Hoare triple {1590#(and (= (_ bv1 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967295 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv1 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1594#(and (bvsgt (bvadd main_~mid~0 (_ bv2 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv2 32)) main_~hi~0) (= (_ bv2 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv2 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:40:25,707 INFO L273 TraceCheckUtils]: 8: Hoare triple {1594#(and (bvsgt (bvadd main_~mid~0 (_ bv2 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv2 32)) main_~hi~0) (= (_ bv2 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv2 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1598#(and (= (bvadd main_~hi~0 (_ bv4294967293 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv3 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv3 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv3 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:25,738 INFO L273 TraceCheckUtils]: 9: Hoare triple {1598#(and (= (bvadd main_~hi~0 (_ bv4294967293 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv3 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv3 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv3 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1602#(and (= (bvadd main_~hi~0 (_ bv4294967292 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv4 32)) (_ bv1000000 32)) (= (_ bv4 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv4 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:25,774 INFO L273 TraceCheckUtils]: 10: Hoare triple {1602#(and (= (bvadd main_~hi~0 (_ bv4294967292 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv4 32)) (_ bv1000000 32)) (= (_ bv4 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv4 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1606#(and (= (bvadd main_~hi~0 (_ bv4294967291 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv5 32)) (_ bv0 32)) (= (_ bv5 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv5 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:40:25,894 INFO L273 TraceCheckUtils]: 11: Hoare triple {1606#(and (= (bvadd main_~hi~0 (_ bv4294967291 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv5 32)) (_ bv0 32)) (= (_ bv5 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv5 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1610#(and (bvsle (bvadd main_~mid~0 (_ bv6 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv6 32)) (_ bv0 32)) (= (_ bv6 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967290 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:25,947 INFO L273 TraceCheckUtils]: 12: Hoare triple {1610#(and (bvsle (bvadd main_~mid~0 (_ bv6 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv6 32)) (_ bv0 32)) (= (_ bv6 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967290 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1614#(and (bvsgt (bvadd main_~mid~0 (_ bv7 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv7 32)) (_ bv1000000 32)) (= (_ bv7 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967289 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:25,996 INFO L273 TraceCheckUtils]: 13: Hoare triple {1614#(and (bvsgt (bvadd main_~mid~0 (_ bv7 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv7 32)) (_ bv1000000 32)) (= (_ bv7 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967289 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1618#(and (= (bvadd main_~hi~0 (_ bv4294967288 32)) (bvmul (_ bv2 32) main_~mid~0)) (= (_ bv8 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv8 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv8 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:40:26,055 INFO L273 TraceCheckUtils]: 14: Hoare triple {1618#(and (= (bvadd main_~hi~0 (_ bv4294967288 32)) (bvmul (_ bv2 32) main_~mid~0)) (= (_ bv8 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv8 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv8 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1622#(and (bvsle (bvadd main_~mid~0 (_ bv9 32)) (_ bv1000000 32)) (= (_ bv9 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv9 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967287 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:26,111 INFO L273 TraceCheckUtils]: 15: Hoare triple {1622#(and (bvsle (bvadd main_~mid~0 (_ bv9 32)) (_ bv1000000 32)) (= (_ bv9 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv9 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967287 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1626#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv10 32)) main_~hi~0) (= (_ bv10 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv10 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv10 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:40:26,192 INFO L273 TraceCheckUtils]: 16: Hoare triple {1626#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv10 32)) main_~hi~0) (= (_ bv10 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv10 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv10 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1630#(and (= (_ bv11 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv11 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv11 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv11 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:40:26,245 INFO L273 TraceCheckUtils]: 17: Hoare triple {1630#(and (= (_ bv11 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv11 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv11 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv11 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1634#(and (= (_ bv12 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv12 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv12 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv12 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:26,311 INFO L273 TraceCheckUtils]: 18: Hoare triple {1634#(and (= (_ bv12 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv12 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv12 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv12 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1638#(and (bvsle (bvadd main_~mid~0 (_ bv13 32)) (_ bv1000000 32)) (= (_ bv13 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv13 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv13 32)) main_~hi~0))} is VALID [2018-11-23 11:40:26,400 INFO L273 TraceCheckUtils]: 19: Hoare triple {1638#(and (bvsle (bvadd main_~mid~0 (_ bv13 32)) (_ bv1000000 32)) (= (_ bv13 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv13 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv13 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1642#(and (bvsle (bvadd main_~mid~0 (_ bv14 32)) (_ bv1000000 32)) (= (_ bv14 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967282 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv14 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:26,447 INFO L273 TraceCheckUtils]: 20: Hoare triple {1642#(and (bvsle (bvadd main_~mid~0 (_ bv14 32)) (_ bv1000000 32)) (= (_ bv14 32) main_~lo~0) (= (bvadd main_~hi~0 (_ bv4294967282 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv14 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1646#(and (= (_ bv15 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv15 32)) main_~hi~0) (bvsle (bvadd main_~mid~0 (_ bv15 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv15 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:26,483 INFO L273 TraceCheckUtils]: 21: Hoare triple {1646#(and (= (_ bv15 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv15 32)) main_~hi~0) (bvsle (bvadd main_~mid~0 (_ bv15 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv15 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1650#(and (bvsgt (bvadd main_~mid~0 (_ bv16 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv16 32)) (_ bv1000000 32)) (= (_ bv16 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv16 32)) main_~hi~0))} is VALID [2018-11-23 11:40:26,529 INFO L273 TraceCheckUtils]: 22: Hoare triple {1650#(and (bvsgt (bvadd main_~mid~0 (_ bv16 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv16 32)) (_ bv1000000 32)) (= (_ bv16 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv16 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1654#(and (bvsle (bvadd main_~mid~0 (_ bv17 32)) (_ bv1000000 32)) (= (_ bv17 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv17 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv17 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:26,578 INFO L273 TraceCheckUtils]: 23: Hoare triple {1654#(and (bvsle (bvadd main_~mid~0 (_ bv17 32)) (_ bv1000000 32)) (= (_ bv17 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv17 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv17 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1658#(and (bvsgt (bvadd main_~mid~0 (_ bv18 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv18 32)) (_ bv1000000 32)) (= (_ bv18 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv18 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:26,665 INFO L273 TraceCheckUtils]: 24: Hoare triple {1658#(and (bvsgt (bvadd main_~mid~0 (_ bv18 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv18 32)) (_ bv1000000 32)) (= (_ bv18 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv18 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1662#(and (bvsgt (bvadd main_~mid~0 (_ bv19 32)) (_ bv0 32)) (= (_ bv19 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv19 32)) (_ bv1000000 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv19 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:26,732 INFO L273 TraceCheckUtils]: 25: Hoare triple {1662#(and (bvsgt (bvadd main_~mid~0 (_ bv19 32)) (_ bv0 32)) (= (_ bv19 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv19 32)) (_ bv1000000 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv19 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1666#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv20 32)) main_~hi~0) (= (_ bv20 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv20 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv20 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:26,823 INFO L273 TraceCheckUtils]: 26: Hoare triple {1666#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv20 32)) main_~hi~0) (= (_ bv20 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv20 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv20 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1670#(and (= (_ bv21 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv21 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv21 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv21 32)) main_~hi~0))} is VALID [2018-11-23 11:40:26,884 INFO L273 TraceCheckUtils]: 27: Hoare triple {1670#(and (= (_ bv21 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv21 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv21 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv21 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1674#(and (= (_ bv22 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv22 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv22 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv22 32)) main_~hi~0))} is VALID [2018-11-23 11:40:26,931 INFO L273 TraceCheckUtils]: 28: Hoare triple {1674#(and (= (_ bv22 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv22 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv22 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv22 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1678#(and (= (_ bv23 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv23 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv23 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv23 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:26,992 INFO L273 TraceCheckUtils]: 29: Hoare triple {1678#(and (= (_ bv23 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv23 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv23 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv23 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1682#(and (bvsle (bvadd main_~mid~0 (_ bv24 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv24 32)) (_ bv0 32)) (= (_ bv24 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv24 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:27,057 INFO L273 TraceCheckUtils]: 30: Hoare triple {1682#(and (bvsle (bvadd main_~mid~0 (_ bv24 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv24 32)) (_ bv0 32)) (= (_ bv24 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv24 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1686#(and (= (bvadd main_~hi~0 (_ bv4294967271 32)) (bvmul (_ bv2 32) main_~mid~0)) (= (_ bv25 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv25 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv25 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:27,114 INFO L273 TraceCheckUtils]: 31: Hoare triple {1686#(and (= (bvadd main_~hi~0 (_ bv4294967271 32)) (bvmul (_ bv2 32) main_~mid~0)) (= (_ bv25 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv25 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv25 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1690#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv26 32)) main_~hi~0) (bvsle (bvadd main_~mid~0 (_ bv26 32)) (_ bv1000000 32)) (= (_ bv26 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv26 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:27,171 INFO L273 TraceCheckUtils]: 32: Hoare triple {1690#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv26 32)) main_~hi~0) (bvsle (bvadd main_~mid~0 (_ bv26 32)) (_ bv1000000 32)) (= (_ bv26 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv26 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1694#(and (bvsle (bvadd main_~mid~0 (_ bv27 32)) (_ bv1000000 32)) (= (_ bv27 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv27 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv27 32)) main_~hi~0))} is VALID [2018-11-23 11:40:27,241 INFO L273 TraceCheckUtils]: 33: Hoare triple {1694#(and (bvsle (bvadd main_~mid~0 (_ bv27 32)) (_ bv1000000 32)) (= (_ bv27 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv27 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv27 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1698#(and (bvsle (bvadd main_~mid~0 (_ bv28 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv28 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv28 32)) main_~hi~0) (= (_ bv28 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:27,316 INFO L273 TraceCheckUtils]: 34: Hoare triple {1698#(and (bvsle (bvadd main_~mid~0 (_ bv28 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv28 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv28 32)) main_~hi~0) (= (_ bv28 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1702#(and (= (_ bv29 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv29 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv29 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv29 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:27,374 INFO L273 TraceCheckUtils]: 35: Hoare triple {1702#(and (= (_ bv29 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv29 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv29 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv29 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1706#(and (= (bvadd main_~hi~0 (_ bv4294967266 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv30 32)) (_ bv1000000 32)) (= (_ bv30 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv30 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:27,425 INFO L273 TraceCheckUtils]: 36: Hoare triple {1706#(and (= (bvadd main_~hi~0 (_ bv4294967266 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsle (bvadd main_~mid~0 (_ bv30 32)) (_ bv1000000 32)) (= (_ bv30 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv30 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1710#(and (bvsgt (bvadd main_~mid~0 (_ bv31 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967265 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv31 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv31 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:40:27,469 INFO L273 TraceCheckUtils]: 37: Hoare triple {1710#(and (bvsgt (bvadd main_~mid~0 (_ bv31 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967265 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (_ bv31 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv31 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1714#(and (bvsle (bvadd main_~mid~0 (_ bv32 32)) (_ bv1000000 32)) (= (_ bv32 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv32 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv32 32)) main_~hi~0))} is VALID [2018-11-23 11:40:27,524 INFO L273 TraceCheckUtils]: 38: Hoare triple {1714#(and (bvsle (bvadd main_~mid~0 (_ bv32 32)) (_ bv1000000 32)) (= (_ bv32 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv32 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv32 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1718#(and (= (bvadd main_~hi~0 (_ bv4294967263 32)) (bvmul (_ bv2 32) main_~mid~0)) (= (_ bv33 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv33 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv33 32)) (_ bv1000000 32)))} is VALID [2018-11-23 11:40:27,569 INFO L273 TraceCheckUtils]: 39: Hoare triple {1718#(and (= (bvadd main_~hi~0 (_ bv4294967263 32)) (bvmul (_ bv2 32) main_~mid~0)) (= (_ bv33 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv33 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv33 32)) (_ bv1000000 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1722#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv34 32)) main_~hi~0) (= (_ bv34 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv34 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv34 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:27,656 INFO L273 TraceCheckUtils]: 40: Hoare triple {1722#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv34 32)) main_~hi~0) (= (_ bv34 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv34 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (bvsgt (bvadd main_~mid~0 (_ bv34 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1726#(and (= (_ bv35 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv35 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv35 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967261 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:27,717 INFO L273 TraceCheckUtils]: 41: Hoare triple {1726#(and (= (_ bv35 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv35 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv35 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967261 32)) (bvmul (_ bv2 32) main_~mid~0)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1730#(and (bvsle (bvadd main_~mid~0 (_ bv36 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv36 32)) (_ bv0 32)) (= (_ bv36 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv36 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:27,789 INFO L273 TraceCheckUtils]: 42: Hoare triple {1730#(and (bvsle (bvadd main_~mid~0 (_ bv36 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv36 32)) (_ bv0 32)) (= (_ bv36 32) main_~lo~0) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv36 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1734#(and (bvsgt (bvadd main_~mid~0 (_ bv37 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv37 32)) (_ bv1000000 32)) (= (_ bv37 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv37 32)) main_~hi~0))} is VALID [2018-11-23 11:40:27,847 INFO L273 TraceCheckUtils]: 43: Hoare triple {1734#(and (bvsgt (bvadd main_~mid~0 (_ bv37 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv37 32)) (_ bv1000000 32)) (= (_ bv37 32) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)) (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv37 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1738#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv38 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv38 32)) (_ bv0 32)) (= (_ bv38 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv38 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:27,850 INFO L273 TraceCheckUtils]: 44: Hoare triple {1738#(and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv38 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv38 32)) (_ bv0 32)) (= (_ bv38 32) main_~lo~0) (bvsle (bvadd main_~mid~0 (_ bv38 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))} assume !~bvsgt32(~mid~0, 0bv32); {1742#(and (exists ((main_~mid~0 (_ BitVec 32))) (and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv38 32)) main_~hi~0) (not (bvsgt main_~mid~0 (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv38 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv38 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))) (= (_ bv38 32) main_~lo~0))} is VALID [2018-11-23 11:40:27,853 INFO L256 TraceCheckUtils]: 45: Hoare triple {1742#(and (exists ((main_~mid~0 (_ BitVec 32))) (and (= (bvadd (bvmul (_ bv2 32) main_~mid~0) (_ bv38 32)) main_~hi~0) (not (bvsgt main_~mid~0 (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv38 32)) (_ bv0 32)) (bvsle (bvadd main_~mid~0 (_ bv38 32)) (_ bv1000000 32)) (bvsgt (bvadd main_~mid~0 (_ bv1 32)) (_ bv0 32)))) (= (_ bv38 32) main_~lo~0))} call __VERIFIER_assert((if ~lo~0 == ~hi~0 then 1bv32 else 0bv32)); {1746#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:40:27,854 INFO L273 TraceCheckUtils]: 46: Hoare triple {1746#(= (bvadd |__VERIFIER_assert_#in~cond| (_ bv4294967295 32)) (_ bv0 32))} ~cond := #in~cond; {1750#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} is VALID [2018-11-23 11:40:27,855 INFO L273 TraceCheckUtils]: 47: Hoare triple {1750#(= (bvadd __VERIFIER_assert_~cond (_ bv4294967295 32)) (_ bv0 32))} assume 0bv32 == ~cond; {1566#false} is VALID [2018-11-23 11:40:27,855 INFO L273 TraceCheckUtils]: 48: Hoare triple {1566#false} assume !false; {1566#false} is VALID [2018-11-23 11:40:27,867 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:40:27,868 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 11:40:40,808 WARN L180 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 17 DAG size of output: 15 [2018-11-23 11:40:50,922 INFO L273 TraceCheckUtils]: 48: Hoare triple {1566#false} assume !false; {1566#false} is VALID [2018-11-23 11:40:50,923 INFO L273 TraceCheckUtils]: 47: Hoare triple {1760#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} assume 0bv32 == ~cond; {1566#false} is VALID [2018-11-23 11:40:50,924 INFO L273 TraceCheckUtils]: 46: Hoare triple {1764#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} ~cond := #in~cond; {1760#(not (= (_ bv0 32) __VERIFIER_assert_~cond))} is VALID [2018-11-23 11:40:50,925 INFO L256 TraceCheckUtils]: 45: Hoare triple {1768#(= main_~hi~0 main_~lo~0)} call __VERIFIER_assert((if ~lo~0 == ~hi~0 then 1bv32 else 0bv32)); {1764#(not (= |__VERIFIER_assert_#in~cond| (_ bv0 32)))} is VALID [2018-11-23 11:40:50,925 INFO L273 TraceCheckUtils]: 44: Hoare triple {1772#(or (bvsgt main_~mid~0 (_ bv0 32)) (= main_~hi~0 main_~lo~0))} assume !~bvsgt32(~mid~0, 0bv32); {1768#(= main_~hi~0 main_~lo~0)} is VALID [2018-11-23 11:40:50,952 INFO L273 TraceCheckUtils]: 43: Hoare triple {1776#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32)) (not (bvsgt main_~mid~0 (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv2 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1772#(or (bvsgt main_~mid~0 (_ bv0 32)) (= main_~hi~0 main_~lo~0))} is VALID [2018-11-23 11:40:50,988 INFO L273 TraceCheckUtils]: 42: Hoare triple {1780#(or (= (bvadd main_~lo~0 (_ bv4 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1776#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32)) (not (bvsgt main_~mid~0 (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv2 32)) main_~hi~0))} is VALID [2018-11-23 11:40:51,031 INFO L273 TraceCheckUtils]: 41: Hoare triple {1784#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv6 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1780#(or (= (bvadd main_~lo~0 (_ bv4 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967295 32)) (_ bv0 32))))} is VALID [2018-11-23 11:40:51,081 INFO L273 TraceCheckUtils]: 40: Hoare triple {1788#(or (= (bvadd main_~lo~0 (_ bv8 32)) main_~hi~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967292 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1784#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967294 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv6 32)) main_~hi~0))} is VALID [2018-11-23 11:40:51,129 INFO L273 TraceCheckUtils]: 39: Hoare triple {1792#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967291 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967292 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967286 32)) main_~lo~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1788#(or (= (bvadd main_~lo~0 (_ bv8 32)) main_~hi~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967293 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967292 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:51,173 INFO L273 TraceCheckUtils]: 38: Hoare triple {1796#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967290 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967284 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967291 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1792#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967291 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967292 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967286 32)) main_~lo~0))} is VALID [2018-11-23 11:40:51,222 INFO L273 TraceCheckUtils]: 37: Hoare triple {1800#(or (= (bvadd main_~hi~0 (_ bv4294967282 32)) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967289 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967290 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1796#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967290 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967284 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967291 32)) (_ bv0 32))))} is VALID [2018-11-23 11:40:51,271 INFO L273 TraceCheckUtils]: 36: Hoare triple {1804#(or (= (bvadd main_~hi~0 (_ bv4294967280 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967289 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967288 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1800#(or (= (bvadd main_~hi~0 (_ bv4294967282 32)) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967289 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967290 32)) (_ bv0 32))))} is VALID [2018-11-23 11:40:51,328 INFO L273 TraceCheckUtils]: 35: Hoare triple {1808#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967287 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967288 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967278 32)) main_~lo~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1804#(or (= (bvadd main_~hi~0 (_ bv4294967280 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967289 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967288 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:51,380 INFO L273 TraceCheckUtils]: 34: Hoare triple {1812#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967287 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv20 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967286 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1808#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967287 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967288 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967278 32)) main_~lo~0))} is VALID [2018-11-23 11:40:51,436 INFO L273 TraceCheckUtils]: 33: Hoare triple {1816#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967286 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967285 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv22 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1812#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967287 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv20 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967286 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:51,472 INFO L273 TraceCheckUtils]: 32: Hoare triple {1820#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967284 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967285 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv24 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1816#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967286 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967285 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv22 32)) main_~hi~0))} is VALID [2018-11-23 11:40:51,538 INFO L273 TraceCheckUtils]: 31: Hoare triple {1824#(or (= (bvadd main_~lo~0 (_ bv26 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967283 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967284 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1820#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967284 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967285 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv24 32)) main_~hi~0))} is VALID [2018-11-23 11:40:51,585 INFO L273 TraceCheckUtils]: 30: Hoare triple {1828#(or (= (bvadd main_~lo~0 (_ bv28 32)) main_~hi~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967283 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967282 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1824#(or (= (bvadd main_~lo~0 (_ bv26 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967283 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967284 32)) (_ bv0 32))))} is VALID [2018-11-23 11:40:51,629 INFO L273 TraceCheckUtils]: 29: Hoare triple {1832#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967281 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967282 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967266 32)) main_~lo~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1828#(or (= (bvadd main_~lo~0 (_ bv28 32)) main_~hi~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967283 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967282 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:51,672 INFO L273 TraceCheckUtils]: 28: Hoare triple {1836#(or (= (bvadd main_~hi~0 (_ bv4294967264 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967281 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967280 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1832#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967281 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967282 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967266 32)) main_~lo~0))} is VALID [2018-11-23 11:40:51,746 INFO L273 TraceCheckUtils]: 27: Hoare triple {1840#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967280 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv34 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967279 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1836#(or (= (bvadd main_~hi~0 (_ bv4294967264 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967281 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967280 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:51,788 INFO L273 TraceCheckUtils]: 26: Hoare triple {1844#(or (= (bvadd main_~hi~0 (_ bv4294967260 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967279 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967278 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1840#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967280 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv34 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967279 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:51,843 INFO L273 TraceCheckUtils]: 25: Hoare triple {1848#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967277 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv38 32)) main_~hi~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967278 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1844#(or (= (bvadd main_~hi~0 (_ bv4294967260 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967279 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967278 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:51,900 INFO L273 TraceCheckUtils]: 24: Hoare triple {1852#(or (= (bvadd main_~lo~0 (_ bv40 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967276 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967277 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1848#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967277 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv38 32)) main_~hi~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967278 32)) (_ bv0 32))))} is VALID [2018-11-23 11:40:51,944 INFO L273 TraceCheckUtils]: 23: Hoare triple {1856#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967276 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967275 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967254 32)) main_~lo~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1852#(or (= (bvadd main_~lo~0 (_ bv40 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967276 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967277 32)) (_ bv0 32))))} is VALID [2018-11-23 11:40:52,004 INFO L273 TraceCheckUtils]: 22: Hoare triple {1860#(or (= (bvadd main_~lo~0 (_ bv44 32)) main_~hi~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967275 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967274 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1856#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967276 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967275 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967254 32)) main_~lo~0))} is VALID [2018-11-23 11:40:52,050 INFO L273 TraceCheckUtils]: 21: Hoare triple {1864#(or (= (bvadd main_~lo~0 (_ bv46 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967273 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967274 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1860#(or (= (bvadd main_~lo~0 (_ bv44 32)) main_~hi~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967275 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967274 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:52,092 INFO L273 TraceCheckUtils]: 20: Hoare triple {1868#(or (= (bvadd main_~lo~0 (_ bv48 32)) main_~hi~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967273 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967272 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1864#(or (= (bvadd main_~lo~0 (_ bv46 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967273 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967274 32)) (_ bv0 32))))} is VALID [2018-11-23 11:40:52,146 INFO L273 TraceCheckUtils]: 19: Hoare triple {1872#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967272 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967271 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967246 32)) main_~lo~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1868#(or (= (bvadd main_~lo~0 (_ bv48 32)) main_~hi~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967273 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967272 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:52,194 INFO L273 TraceCheckUtils]: 18: Hoare triple {1876#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967270 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967244 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967271 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1872#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967272 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967271 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967246 32)) main_~lo~0))} is VALID [2018-11-23 11:40:52,252 INFO L273 TraceCheckUtils]: 17: Hoare triple {1880#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967270 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967242 32)) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967269 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1876#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967270 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967244 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967271 32)) (_ bv0 32))))} is VALID [2018-11-23 11:40:52,312 INFO L273 TraceCheckUtils]: 16: Hoare triple {1884#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967268 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967240 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967269 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1880#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967270 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967242 32)) main_~lo~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967269 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:52,391 INFO L273 TraceCheckUtils]: 15: Hoare triple {1888#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967267 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967268 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967238 32)) main_~lo~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1884#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967268 32)) (_ bv0 32)) (= (bvadd main_~hi~0 (_ bv4294967240 32)) main_~lo~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967269 32)) (_ bv0 32))))} is VALID [2018-11-23 11:40:52,445 INFO L273 TraceCheckUtils]: 14: Hoare triple {1892#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967267 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv60 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967266 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1888#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967267 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967268 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967238 32)) main_~lo~0))} is VALID [2018-11-23 11:40:52,503 INFO L273 TraceCheckUtils]: 13: Hoare triple {1896#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967266 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967265 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv62 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1892#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967267 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv60 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967266 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:52,548 INFO L273 TraceCheckUtils]: 12: Hoare triple {1900#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967264 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967265 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv64 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1896#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967266 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967265 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv62 32)) main_~hi~0))} is VALID [2018-11-23 11:40:52,607 INFO L273 TraceCheckUtils]: 11: Hoare triple {1904#(or (= (bvadd main_~lo~0 (_ bv66 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967263 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967264 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1900#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967264 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967265 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv64 32)) main_~hi~0))} is VALID [2018-11-23 11:40:52,660 INFO L273 TraceCheckUtils]: 10: Hoare triple {1908#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967263 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967262 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv68 32)) main_~hi~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1904#(or (= (bvadd main_~lo~0 (_ bv66 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967263 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967264 32)) (_ bv0 32))))} is VALID [2018-11-23 11:40:52,717 INFO L273 TraceCheckUtils]: 9: Hoare triple {1912#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967262 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv70 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967261 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1908#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967263 32)) (_ bv0 32))) (bvsgt (bvadd main_~mid~0 (_ bv4294967262 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv68 32)) main_~hi~0))} is VALID [2018-11-23 11:40:52,780 INFO L273 TraceCheckUtils]: 8: Hoare triple {1916#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967260 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967261 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967224 32)) main_~lo~0))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1912#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967262 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv70 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967261 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:52,840 INFO L273 TraceCheckUtils]: 7: Hoare triple {1920#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967260 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv74 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967259 32)) (_ bv0 32)))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1916#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967260 32)) (_ bv0 32)) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967261 32)) (_ bv0 32))) (= (bvadd main_~hi~0 (_ bv4294967224 32)) main_~lo~0))} is VALID [2018-11-23 11:40:52,912 INFO L273 TraceCheckUtils]: 6: Hoare triple {1924#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967258 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv76 32)) main_~hi~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967259 32)) (_ bv0 32))))} assume !!~bvsgt32(~mid~0, 0bv32);~lo~0 := ~bvadd32(1bv32, ~lo~0);~hi~0 := ~bvsub32(~hi~0, 1bv32);~mid~0 := ~bvsub32(~mid~0, 1bv32); {1920#(or (not (bvsgt (bvadd main_~mid~0 (_ bv4294967260 32)) (_ bv0 32))) (= (bvadd main_~lo~0 (_ bv74 32)) main_~hi~0) (bvsgt (bvadd main_~mid~0 (_ bv4294967259 32)) (_ bv0 32)))} is VALID [2018-11-23 11:40:52,915 INFO L273 TraceCheckUtils]: 5: Hoare triple {1582#(= (_ bv0 32) main_~lo~0)} assume !!(~bvsgt32(~mid~0, 0bv32) && ~bvsle32(~mid~0, 1000000bv32));~hi~0 := ~bvmul32(2bv32, ~mid~0); {1924#(or (bvsgt (bvadd main_~mid~0 (_ bv4294967258 32)) (_ bv0 32)) (= (bvadd main_~lo~0 (_ bv76 32)) main_~hi~0) (not (bvsgt (bvadd main_~mid~0 (_ bv4294967259 32)) (_ bv0 32))))} is VALID [2018-11-23 11:40:52,916 INFO L273 TraceCheckUtils]: 4: Hoare triple {1565#true} havoc ~lo~0;havoc ~mid~0;havoc ~hi~0;~lo~0 := 0bv32;~mid~0 := #t~nondet1;havoc #t~nondet1; {1582#(= (_ bv0 32) main_~lo~0)} is VALID [2018-11-23 11:40:52,916 INFO L256 TraceCheckUtils]: 3: Hoare triple {1565#true} call #t~ret2 := main(); {1565#true} is VALID [2018-11-23 11:40:52,917 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1565#true} {1565#true} #36#return; {1565#true} is VALID [2018-11-23 11:40:52,917 INFO L273 TraceCheckUtils]: 1: Hoare triple {1565#true} assume true; {1565#true} is VALID [2018-11-23 11:40:52,917 INFO L256 TraceCheckUtils]: 0: Hoare triple {1565#true} call ULTIMATE.init(); {1565#true} is VALID [2018-11-23 11:40:52,928 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:40:52,938 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 11:40:52,938 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 45] total 87 [2018-11-23 11:40:52,939 INFO L78 Accepts]: Start accepts. Automaton has 87 states. Word has length 49 [2018-11-23 11:40:52,939 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-23 11:40:52,939 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 87 states. [2018-11-23 11:40:56,963 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 92 edges. 92 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-23 11:40:56,963 INFO L459 AbstractCegarLoop]: Interpolant automaton has 87 states [2018-11-23 11:40:56,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2018-11-23 11:40:56,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1697, Invalid=5785, Unknown=0, NotChecked=0, Total=7482 [2018-11-23 11:40:56,967 INFO L87 Difference]: Start difference. First operand 50 states and 50 transitions. Second operand 87 states. [2018-11-23 11:41:35,321 WARN L180 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 304 [2018-11-23 11:41:51,190 WARN L180 SmtUtils]: Spent 5.18 s on a formula simplification that was a NOOP. DAG size: 296