java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-invgen/half_2_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-18e5b2d-m [2018-11-19 00:04:34,372 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-19 00:04:34,374 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-19 00:04:34,394 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-19 00:04:34,394 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-19 00:04:34,395 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-19 00:04:34,396 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-19 00:04:34,398 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-19 00:04:34,399 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-19 00:04:34,400 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-19 00:04:34,401 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-19 00:04:34,401 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-19 00:04:34,402 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-19 00:04:34,403 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-19 00:04:34,404 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-19 00:04:34,405 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-19 00:04:34,406 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-19 00:04:34,408 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-19 00:04:34,410 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-19 00:04:34,411 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-19 00:04:34,412 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-19 00:04:34,413 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-19 00:04:34,416 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-19 00:04:34,430 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-19 00:04:34,458 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-19 00:04:34,458 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-19 00:04:34,461 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-19 00:04:34,462 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-19 00:04:34,462 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-19 00:04:34,462 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-19 00:04:34,463 INFO L133 SettingsManager]: * Use SBE=true [2018-11-19 00:04:34,463 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-19 00:04:34,463 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-19 00:04:34,463 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-19 00:04:34,463 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-19 00:04:34,464 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-19 00:04:34,464 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-19 00:04:34,464 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-19 00:04:34,464 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-19 00:04:34,464 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-19 00:04:34,464 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-19 00:04:34,465 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-19 00:04:34,466 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-19 00:04:34,466 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-19 00:04:34,466 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-19 00:04:34,466 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-19 00:04:34,466 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-19 00:04:34,467 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-19 00:04:34,467 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-19 00:04:34,467 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-19 00:04:34,467 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-19 00:04:34,468 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-19 00:04:34,468 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-19 00:04:34,468 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-19 00:04:34,468 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-19 00:04:34,515 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-19 00:04:34,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-19 00:04:34,531 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-19 00:04:34,533 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-19 00:04:34,533 INFO L276 PluginConnector]: CDTParser initialized [2018-11-19 00:04:34,534 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/half_2_true-unreach-call_true-termination.i [2018-11-19 00:04:34,592 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c0ded3da/11b45b1b00374ec9a427e0929aed936c/FLAG75811869b [2018-11-19 00:04:35,024 INFO L307 CDTParser]: Found 1 translation units. [2018-11-19 00:04:35,025 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/half_2_true-unreach-call_true-termination.i [2018-11-19 00:04:35,030 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c0ded3da/11b45b1b00374ec9a427e0929aed936c/FLAG75811869b [2018-11-19 00:04:35,391 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c0ded3da/11b45b1b00374ec9a427e0929aed936c [2018-11-19 00:04:35,400 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-19 00:04:35,402 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-19 00:04:35,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-19 00:04:35,403 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-19 00:04:35,406 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-19 00:04:35,408 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:04:35" (1/1) ... [2018-11-19 00:04:35,411 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2edc34c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:04:35, skipping insertion in model container [2018-11-19 00:04:35,411 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 12:04:35" (1/1) ... [2018-11-19 00:04:35,421 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-19 00:04:35,444 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-19 00:04:35,639 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-19 00:04:35,645 INFO L191 MainTranslator]: Completed pre-run [2018-11-19 00:04:35,669 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-19 00:04:35,688 INFO L195 MainTranslator]: Completed translation [2018-11-19 00:04:35,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:04:35 WrapperNode [2018-11-19 00:04:35,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-19 00:04:35,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-19 00:04:35,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-19 00:04:35,690 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-19 00:04:35,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:04:35" (1/1) ... [2018-11-19 00:04:35,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:04:35" (1/1) ... [2018-11-19 00:04:35,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:04:35" (1/1) ... [2018-11-19 00:04:35,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:04:35" (1/1) ... [2018-11-19 00:04:35,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:04:35" (1/1) ... [2018-11-19 00:04:35,729 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:04:35" (1/1) ... [2018-11-19 00:04:35,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:04:35" (1/1) ... [2018-11-19 00:04:35,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-19 00:04:35,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-19 00:04:35,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-19 00:04:35,739 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-19 00:04:35,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:04:35" (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 [2018-11-19 00:04:35,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-19 00:04:35,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-19 00:04:35,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-19 00:04:35,917 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-19 00:04:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-19 00:04:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-19 00:04:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-19 00:04:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-19 00:04:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-19 00:04:35,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-19 00:04:35,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-19 00:04:36,408 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-19 00:04:36,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:04:36 BoogieIcfgContainer [2018-11-19 00:04:36,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-19 00:04:36,411 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-19 00:04:36,411 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-19 00:04:36,414 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-19 00:04:36,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 12:04:35" (1/3) ... [2018-11-19 00:04:36,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fa3a22c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:04:36, skipping insertion in model container [2018-11-19 00:04:36,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 12:04:35" (2/3) ... [2018-11-19 00:04:36,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fa3a22c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 12:04:36, skipping insertion in model container [2018-11-19 00:04:36,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 12:04:36" (3/3) ... [2018-11-19 00:04:36,418 INFO L112 eAbstractionObserver]: Analyzing ICFG half_2_true-unreach-call_true-termination.i [2018-11-19 00:04:36,430 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-19 00:04:36,439 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-19 00:04:36,457 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-19 00:04:36,487 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-19 00:04:36,488 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-19 00:04:36,488 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-19 00:04:36,488 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-19 00:04:36,489 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-19 00:04:36,489 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-19 00:04:36,489 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-19 00:04:36,489 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-19 00:04:36,489 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-19 00:04:36,508 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states. [2018-11-19 00:04:36,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-19 00:04:36,514 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:04:36,515 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:04:36,517 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:04:36,523 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:04:36,524 INFO L82 PathProgramCache]: Analyzing trace with hash 123572206, now seen corresponding path program 1 times [2018-11-19 00:04:36,526 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:04:36,527 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:04:36,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:36,573 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:04:36,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:36,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:36,645 INFO L256 TraceCheckUtils]: 0: Hoare triple {27#true} call ULTIMATE.init(); {27#true} is VALID [2018-11-19 00:04:36,648 INFO L273 TraceCheckUtils]: 1: Hoare triple {27#true} assume true; {27#true} is VALID [2018-11-19 00:04:36,649 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {27#true} {27#true} #52#return; {27#true} is VALID [2018-11-19 00:04:36,649 INFO L256 TraceCheckUtils]: 3: Hoare triple {27#true} call #t~ret5 := main(); {27#true} is VALID [2018-11-19 00:04:36,649 INFO L273 TraceCheckUtils]: 4: Hoare triple {27#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {27#true} is VALID [2018-11-19 00:04:36,650 INFO L273 TraceCheckUtils]: 5: Hoare triple {27#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {27#true} is VALID [2018-11-19 00:04:36,663 INFO L273 TraceCheckUtils]: 6: Hoare triple {27#true} assume !true; {28#false} is VALID [2018-11-19 00:04:36,664 INFO L273 TraceCheckUtils]: 7: Hoare triple {28#false} ~j~0 := 0; {28#false} is VALID [2018-11-19 00:04:36,664 INFO L273 TraceCheckUtils]: 8: Hoare triple {28#false} assume true; {28#false} is VALID [2018-11-19 00:04:36,665 INFO L273 TraceCheckUtils]: 9: Hoare triple {28#false} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {28#false} is VALID [2018-11-19 00:04:36,665 INFO L256 TraceCheckUtils]: 10: Hoare triple {28#false} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {28#false} is VALID [2018-11-19 00:04:36,665 INFO L273 TraceCheckUtils]: 11: Hoare triple {28#false} ~cond := #in~cond; {28#false} is VALID [2018-11-19 00:04:36,666 INFO L273 TraceCheckUtils]: 12: Hoare triple {28#false} assume 0 == ~cond; {28#false} is VALID [2018-11-19 00:04:36,666 INFO L273 TraceCheckUtils]: 13: Hoare triple {28#false} assume !false; {28#false} is VALID [2018-11-19 00:04:36,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-19 00:04:36,671 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-19 00:04:36,672 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-19 00:04:36,676 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 14 [2018-11-19 00:04:36,679 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:04:36,682 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2018-11-19 00:04:36,740 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:36,740 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-19 00:04:36,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-19 00:04:36,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-19 00:04:36,751 INFO L87 Difference]: Start difference. First operand 24 states. Second operand 2 states. [2018-11-19 00:04:36,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:36,926 INFO L93 Difference]: Finished difference Result 40 states and 48 transitions. [2018-11-19 00:04:36,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-19 00:04:36,928 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 14 [2018-11-19 00:04:36,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:04:36,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-19 00:04:36,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 48 transitions. [2018-11-19 00:04:36,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2018-11-19 00:04:36,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 48 transitions. [2018-11-19 00:04:36,945 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 48 transitions. [2018-11-19 00:04:37,222 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:37,234 INFO L225 Difference]: With dead ends: 40 [2018-11-19 00:04:37,234 INFO L226 Difference]: Without dead ends: 19 [2018-11-19 00:04:37,237 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-19 00:04:37,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states. [2018-11-19 00:04:37,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2018-11-19 00:04:37,295 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:04:37,295 INFO L82 GeneralOperation]: Start isEquivalent. First operand 19 states. Second operand 19 states. [2018-11-19 00:04:37,296 INFO L74 IsIncluded]: Start isIncluded. First operand 19 states. Second operand 19 states. [2018-11-19 00:04:37,296 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 19 states. [2018-11-19 00:04:37,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:37,299 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2018-11-19 00:04:37,300 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-11-19 00:04:37,300 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:37,301 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:37,301 INFO L74 IsIncluded]: Start isIncluded. First operand 19 states. Second operand 19 states. [2018-11-19 00:04:37,301 INFO L87 Difference]: Start difference. First operand 19 states. Second operand 19 states. [2018-11-19 00:04:37,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:37,306 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2018-11-19 00:04:37,307 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-11-19 00:04:37,307 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:37,307 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:37,307 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:04:37,307 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:04:37,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2018-11-19 00:04:37,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 20 transitions. [2018-11-19 00:04:37,318 INFO L78 Accepts]: Start accepts. Automaton has 19 states and 20 transitions. Word has length 14 [2018-11-19 00:04:37,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:04:37,318 INFO L480 AbstractCegarLoop]: Abstraction has 19 states and 20 transitions. [2018-11-19 00:04:37,318 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-19 00:04:37,319 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2018-11-19 00:04:37,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-11-19 00:04:37,319 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:04:37,320 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:04:37,320 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:04:37,320 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:04:37,320 INFO L82 PathProgramCache]: Analyzing trace with hash -204041864, now seen corresponding path program 1 times [2018-11-19 00:04:37,321 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:04:37,321 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:04:37,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:37,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:04:37,323 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:37,510 INFO L256 TraceCheckUtils]: 0: Hoare triple {147#true} call ULTIMATE.init(); {147#true} is VALID [2018-11-19 00:04:37,510 INFO L273 TraceCheckUtils]: 1: Hoare triple {147#true} assume true; {147#true} is VALID [2018-11-19 00:04:37,511 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {147#true} {147#true} #52#return; {147#true} is VALID [2018-11-19 00:04:37,511 INFO L256 TraceCheckUtils]: 3: Hoare triple {147#true} call #t~ret5 := main(); {147#true} is VALID [2018-11-19 00:04:37,511 INFO L273 TraceCheckUtils]: 4: Hoare triple {147#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {147#true} is VALID [2018-11-19 00:04:37,514 INFO L273 TraceCheckUtils]: 5: Hoare triple {147#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {149#(<= main_~i~0 0)} is VALID [2018-11-19 00:04:37,514 INFO L273 TraceCheckUtils]: 6: Hoare triple {149#(<= main_~i~0 0)} assume true; {149#(<= main_~i~0 0)} is VALID [2018-11-19 00:04:37,518 INFO L273 TraceCheckUtils]: 7: Hoare triple {149#(<= main_~i~0 0)} assume !(~i~0 < ~n~0); {150#(<= main_~n~0 0)} is VALID [2018-11-19 00:04:37,518 INFO L273 TraceCheckUtils]: 8: Hoare triple {150#(<= main_~n~0 0)} ~j~0 := 0; {151#(and (<= 0 main_~j~0) (<= main_~n~0 (* 2 main_~j~0)))} is VALID [2018-11-19 00:04:37,519 INFO L273 TraceCheckUtils]: 9: Hoare triple {151#(and (<= 0 main_~j~0) (<= main_~n~0 (* 2 main_~j~0)))} assume true; {151#(and (<= 0 main_~j~0) (<= main_~n~0 (* 2 main_~j~0)))} is VALID [2018-11-19 00:04:37,520 INFO L273 TraceCheckUtils]: 10: Hoare triple {151#(and (<= 0 main_~j~0) (<= main_~n~0 (* 2 main_~j~0)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {148#false} is VALID [2018-11-19 00:04:37,521 INFO L256 TraceCheckUtils]: 11: Hoare triple {148#false} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {148#false} is VALID [2018-11-19 00:04:37,521 INFO L273 TraceCheckUtils]: 12: Hoare triple {148#false} ~cond := #in~cond; {148#false} is VALID [2018-11-19 00:04:37,521 INFO L273 TraceCheckUtils]: 13: Hoare triple {148#false} assume 0 == ~cond; {148#false} is VALID [2018-11-19 00:04:37,522 INFO L273 TraceCheckUtils]: 14: Hoare triple {148#false} assume !false; {148#false} is VALID [2018-11-19 00:04:37,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-19 00:04:37,524 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-19 00:04:37,524 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-19 00:04:37,526 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2018-11-19 00:04:37,526 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:04:37,526 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2018-11-19 00:04:37,655 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 15 edges. 15 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:37,656 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-19 00:04:37,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-19 00:04:37,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-19 00:04:37,657 INFO L87 Difference]: Start difference. First operand 19 states and 20 transitions. Second operand 5 states. [2018-11-19 00:04:38,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:38,233 INFO L93 Difference]: Finished difference Result 34 states and 36 transitions. [2018-11-19 00:04:38,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-19 00:04:38,234 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 15 [2018-11-19 00:04:38,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:04:38,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-19 00:04:38,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2018-11-19 00:04:38,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-11-19 00:04:38,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 36 transitions. [2018-11-19 00:04:38,240 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 36 transitions. [2018-11-19 00:04:38,305 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 36 edges. 36 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:38,307 INFO L225 Difference]: With dead ends: 34 [2018-11-19 00:04:38,307 INFO L226 Difference]: Without dead ends: 21 [2018-11-19 00:04:38,308 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2018-11-19 00:04:38,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2018-11-19 00:04:38,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2018-11-19 00:04:38,322 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:04:38,322 INFO L82 GeneralOperation]: Start isEquivalent. First operand 21 states. Second operand 21 states. [2018-11-19 00:04:38,322 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2018-11-19 00:04:38,323 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2018-11-19 00:04:38,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:38,325 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2018-11-19 00:04:38,325 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-11-19 00:04:38,325 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:38,326 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:38,326 INFO L74 IsIncluded]: Start isIncluded. First operand 21 states. Second operand 21 states. [2018-11-19 00:04:38,326 INFO L87 Difference]: Start difference. First operand 21 states. Second operand 21 states. [2018-11-19 00:04:38,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:38,328 INFO L93 Difference]: Finished difference Result 21 states and 22 transitions. [2018-11-19 00:04:38,328 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-11-19 00:04:38,329 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:38,329 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:38,329 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:04:38,330 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:04:38,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-11-19 00:04:38,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2018-11-19 00:04:38,332 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 15 [2018-11-19 00:04:38,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:04:38,332 INFO L480 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2018-11-19 00:04:38,332 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-19 00:04:38,332 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2018-11-19 00:04:38,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-19 00:04:38,333 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:04:38,333 INFO L375 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:04:38,333 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:04:38,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:04:38,334 INFO L82 PathProgramCache]: Analyzing trace with hash 615296882, now seen corresponding path program 1 times [2018-11-19 00:04:38,334 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:04:38,334 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:04:38,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:38,335 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:04:38,335 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:38,707 INFO L256 TraceCheckUtils]: 0: Hoare triple {277#true} call ULTIMATE.init(); {277#true} is VALID [2018-11-19 00:04:38,708 INFO L273 TraceCheckUtils]: 1: Hoare triple {277#true} assume true; {277#true} is VALID [2018-11-19 00:04:38,708 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {277#true} {277#true} #52#return; {277#true} is VALID [2018-11-19 00:04:38,709 INFO L256 TraceCheckUtils]: 3: Hoare triple {277#true} call #t~ret5 := main(); {277#true} is VALID [2018-11-19 00:04:38,709 INFO L273 TraceCheckUtils]: 4: Hoare triple {277#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {277#true} is VALID [2018-11-19 00:04:38,711 INFO L273 TraceCheckUtils]: 5: Hoare triple {277#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {279#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:38,712 INFO L273 TraceCheckUtils]: 6: Hoare triple {279#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {279#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:38,712 INFO L273 TraceCheckUtils]: 7: Hoare triple {279#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {280#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:38,713 INFO L273 TraceCheckUtils]: 8: Hoare triple {280#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {280#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:38,714 INFO L273 TraceCheckUtils]: 9: Hoare triple {280#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {280#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:38,714 INFO L273 TraceCheckUtils]: 10: Hoare triple {280#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} ~j~0 := 0; {281#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:04:38,715 INFO L273 TraceCheckUtils]: 11: Hoare triple {281#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {281#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:04:38,716 INFO L273 TraceCheckUtils]: 12: Hoare triple {281#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {282#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:38,718 INFO L256 TraceCheckUtils]: 13: Hoare triple {282#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {283#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:04:38,719 INFO L273 TraceCheckUtils]: 14: Hoare triple {283#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {284#(= __VERIFIER_assert_~cond 1)} is VALID [2018-11-19 00:04:38,720 INFO L273 TraceCheckUtils]: 15: Hoare triple {284#(= __VERIFIER_assert_~cond 1)} assume 0 == ~cond; {278#false} is VALID [2018-11-19 00:04:38,720 INFO L273 TraceCheckUtils]: 16: Hoare triple {278#false} assume !false; {278#false} is VALID [2018-11-19 00:04:38,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-19 00:04:38,723 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:04:38,724 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:04:38,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:04:38,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:38,760 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:04:39,288 INFO L256 TraceCheckUtils]: 0: Hoare triple {277#true} call ULTIMATE.init(); {277#true} is VALID [2018-11-19 00:04:39,289 INFO L273 TraceCheckUtils]: 1: Hoare triple {277#true} assume true; {277#true} is VALID [2018-11-19 00:04:39,289 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {277#true} {277#true} #52#return; {277#true} is VALID [2018-11-19 00:04:39,290 INFO L256 TraceCheckUtils]: 3: Hoare triple {277#true} call #t~ret5 := main(); {277#true} is VALID [2018-11-19 00:04:39,290 INFO L273 TraceCheckUtils]: 4: Hoare triple {277#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {277#true} is VALID [2018-11-19 00:04:39,297 INFO L273 TraceCheckUtils]: 5: Hoare triple {277#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {279#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:39,298 INFO L273 TraceCheckUtils]: 6: Hoare triple {279#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {279#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:39,299 INFO L273 TraceCheckUtils]: 7: Hoare triple {279#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {280#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:39,300 INFO L273 TraceCheckUtils]: 8: Hoare triple {280#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {280#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:39,300 INFO L273 TraceCheckUtils]: 9: Hoare triple {280#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {280#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:39,301 INFO L273 TraceCheckUtils]: 10: Hoare triple {280#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} ~j~0 := 0; {318#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:39,302 INFO L273 TraceCheckUtils]: 11: Hoare triple {318#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {318#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:39,303 INFO L273 TraceCheckUtils]: 12: Hoare triple {318#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {282#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:39,305 INFO L256 TraceCheckUtils]: 13: Hoare triple {282#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {283#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:04:39,306 INFO L273 TraceCheckUtils]: 14: Hoare triple {283#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {284#(= __VERIFIER_assert_~cond 1)} is VALID [2018-11-19 00:04:39,307 INFO L273 TraceCheckUtils]: 15: Hoare triple {284#(= __VERIFIER_assert_~cond 1)} assume 0 == ~cond; {278#false} is VALID [2018-11-19 00:04:39,307 INFO L273 TraceCheckUtils]: 16: Hoare triple {278#false} assume !false; {278#false} is VALID [2018-11-19 00:04:39,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-19 00:04:39,338 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:04:39,338 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 9 [2018-11-19 00:04:39,339 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2018-11-19 00:04:39,339 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:04:39,339 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2018-11-19 00:04:39,484 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 20 edges. 20 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:39,484 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-19 00:04:39,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-19 00:04:39,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-19 00:04:39,486 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand 9 states. [2018-11-19 00:04:40,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:40,049 INFO L93 Difference]: Finished difference Result 38 states and 41 transitions. [2018-11-19 00:04:40,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-19 00:04:40,049 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 17 [2018-11-19 00:04:40,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:04:40,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-19 00:04:40,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 41 transitions. [2018-11-19 00:04:40,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-19 00:04:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 41 transitions. [2018-11-19 00:04:40,056 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 41 transitions. [2018-11-19 00:04:40,120 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:40,121 INFO L225 Difference]: With dead ends: 38 [2018-11-19 00:04:40,122 INFO L226 Difference]: Without dead ends: 23 [2018-11-19 00:04:40,122 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2018-11-19 00:04:40,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-11-19 00:04:40,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-11-19 00:04:40,136 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:04:40,137 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states. Second operand 23 states. [2018-11-19 00:04:40,137 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2018-11-19 00:04:40,137 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2018-11-19 00:04:40,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:40,139 INFO L93 Difference]: Finished difference Result 23 states and 24 transitions. [2018-11-19 00:04:40,140 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-11-19 00:04:40,140 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:40,140 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:40,140 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states. Second operand 23 states. [2018-11-19 00:04:40,141 INFO L87 Difference]: Start difference. First operand 23 states. Second operand 23 states. [2018-11-19 00:04:40,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:40,143 INFO L93 Difference]: Finished difference Result 23 states and 24 transitions. [2018-11-19 00:04:40,143 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-11-19 00:04:40,143 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:40,144 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:40,144 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:04:40,144 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:04:40,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-11-19 00:04:40,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 24 transitions. [2018-11-19 00:04:40,146 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 24 transitions. Word has length 17 [2018-11-19 00:04:40,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:04:40,146 INFO L480 AbstractCegarLoop]: Abstraction has 23 states and 24 transitions. [2018-11-19 00:04:40,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-19 00:04:40,147 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2018-11-19 00:04:40,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-11-19 00:04:40,147 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:04:40,148 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:04:40,148 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:04:40,148 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:04:40,148 INFO L82 PathProgramCache]: Analyzing trace with hash 2020816620, now seen corresponding path program 2 times [2018-11-19 00:04:40,149 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:04:40,149 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:04:40,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:40,150 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:04:40,150 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:40,287 INFO L256 TraceCheckUtils]: 0: Hoare triple {474#true} call ULTIMATE.init(); {474#true} is VALID [2018-11-19 00:04:40,288 INFO L273 TraceCheckUtils]: 1: Hoare triple {474#true} assume true; {474#true} is VALID [2018-11-19 00:04:40,288 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {474#true} {474#true} #52#return; {474#true} is VALID [2018-11-19 00:04:40,288 INFO L256 TraceCheckUtils]: 3: Hoare triple {474#true} call #t~ret5 := main(); {474#true} is VALID [2018-11-19 00:04:40,289 INFO L273 TraceCheckUtils]: 4: Hoare triple {474#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {474#true} is VALID [2018-11-19 00:04:40,289 INFO L273 TraceCheckUtils]: 5: Hoare triple {474#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {476#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:40,290 INFO L273 TraceCheckUtils]: 6: Hoare triple {476#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {476#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:40,293 INFO L273 TraceCheckUtils]: 7: Hoare triple {476#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {477#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:40,293 INFO L273 TraceCheckUtils]: 8: Hoare triple {477#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {477#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:40,294 INFO L273 TraceCheckUtils]: 9: Hoare triple {477#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {478#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:40,294 INFO L273 TraceCheckUtils]: 10: Hoare triple {478#(<= 1 main_~k~0)} assume true; {478#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:40,295 INFO L273 TraceCheckUtils]: 11: Hoare triple {478#(<= 1 main_~k~0)} assume !(~i~0 < ~n~0); {478#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:40,295 INFO L273 TraceCheckUtils]: 12: Hoare triple {478#(<= 1 main_~k~0)} ~j~0 := 0; {478#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:40,296 INFO L273 TraceCheckUtils]: 13: Hoare triple {478#(<= 1 main_~k~0)} assume true; {478#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:40,296 INFO L273 TraceCheckUtils]: 14: Hoare triple {478#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {478#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:40,298 INFO L256 TraceCheckUtils]: 15: Hoare triple {478#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {479#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:04:40,299 INFO L273 TraceCheckUtils]: 16: Hoare triple {479#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {480#(= __VERIFIER_assert_~cond 1)} is VALID [2018-11-19 00:04:40,301 INFO L273 TraceCheckUtils]: 17: Hoare triple {480#(= __VERIFIER_assert_~cond 1)} assume 0 == ~cond; {475#false} is VALID [2018-11-19 00:04:40,301 INFO L273 TraceCheckUtils]: 18: Hoare triple {475#false} assume !false; {475#false} is VALID [2018-11-19 00:04:40,303 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-19 00:04:40,303 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:04:40,303 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:04:40,313 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-19 00:04:40,323 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-19 00:04:40,324 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:04:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:40,331 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:04:40,479 INFO L256 TraceCheckUtils]: 0: Hoare triple {474#true} call ULTIMATE.init(); {474#true} is VALID [2018-11-19 00:04:40,480 INFO L273 TraceCheckUtils]: 1: Hoare triple {474#true} assume true; {474#true} is VALID [2018-11-19 00:04:40,480 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {474#true} {474#true} #52#return; {474#true} is VALID [2018-11-19 00:04:40,481 INFO L256 TraceCheckUtils]: 3: Hoare triple {474#true} call #t~ret5 := main(); {474#true} is VALID [2018-11-19 00:04:40,481 INFO L273 TraceCheckUtils]: 4: Hoare triple {474#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {474#true} is VALID [2018-11-19 00:04:40,484 INFO L273 TraceCheckUtils]: 5: Hoare triple {474#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {499#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:40,484 INFO L273 TraceCheckUtils]: 6: Hoare triple {499#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {499#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:40,490 INFO L273 TraceCheckUtils]: 7: Hoare triple {499#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {506#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:40,491 INFO L273 TraceCheckUtils]: 8: Hoare triple {506#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {506#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:40,492 INFO L273 TraceCheckUtils]: 9: Hoare triple {506#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {478#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:40,492 INFO L273 TraceCheckUtils]: 10: Hoare triple {478#(<= 1 main_~k~0)} assume true; {478#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:40,494 INFO L273 TraceCheckUtils]: 11: Hoare triple {478#(<= 1 main_~k~0)} assume !(~i~0 < ~n~0); {478#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:40,496 INFO L273 TraceCheckUtils]: 12: Hoare triple {478#(<= 1 main_~k~0)} ~j~0 := 0; {478#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:40,496 INFO L273 TraceCheckUtils]: 13: Hoare triple {478#(<= 1 main_~k~0)} assume true; {478#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:40,497 INFO L273 TraceCheckUtils]: 14: Hoare triple {478#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {478#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:40,498 INFO L256 TraceCheckUtils]: 15: Hoare triple {478#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {479#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:04:40,498 INFO L273 TraceCheckUtils]: 16: Hoare triple {479#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {480#(= __VERIFIER_assert_~cond 1)} is VALID [2018-11-19 00:04:40,499 INFO L273 TraceCheckUtils]: 17: Hoare triple {480#(= __VERIFIER_assert_~cond 1)} assume 0 == ~cond; {475#false} is VALID [2018-11-19 00:04:40,499 INFO L273 TraceCheckUtils]: 18: Hoare triple {475#false} assume !false; {475#false} is VALID [2018-11-19 00:04:40,501 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-19 00:04:40,520 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:04:40,520 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2018-11-19 00:04:40,520 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2018-11-19 00:04:40,521 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:04:40,521 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2018-11-19 00:04:40,550 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 24 edges. 24 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:40,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-19 00:04:40,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-19 00:04:40,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-19 00:04:40,552 INFO L87 Difference]: Start difference. First operand 23 states and 24 transitions. Second operand 9 states. [2018-11-19 00:04:41,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:41,022 INFO L93 Difference]: Finished difference Result 37 states and 39 transitions. [2018-11-19 00:04:41,022 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-19 00:04:41,022 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 19 [2018-11-19 00:04:41,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:04:41,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-19 00:04:41,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 39 transitions. [2018-11-19 00:04:41,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2018-11-19 00:04:41,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 39 transitions. [2018-11-19 00:04:41,028 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 39 transitions. [2018-11-19 00:04:41,139 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:41,141 INFO L225 Difference]: With dead ends: 37 [2018-11-19 00:04:41,141 INFO L226 Difference]: Without dead ends: 35 [2018-11-19 00:04:41,143 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2018-11-19 00:04:41,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states. [2018-11-19 00:04:41,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 30. [2018-11-19 00:04:41,192 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:04:41,193 INFO L82 GeneralOperation]: Start isEquivalent. First operand 35 states. Second operand 30 states. [2018-11-19 00:04:41,193 INFO L74 IsIncluded]: Start isIncluded. First operand 35 states. Second operand 30 states. [2018-11-19 00:04:41,193 INFO L87 Difference]: Start difference. First operand 35 states. Second operand 30 states. [2018-11-19 00:04:41,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:41,197 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2018-11-19 00:04:41,197 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2018-11-19 00:04:41,198 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:41,198 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:41,198 INFO L74 IsIncluded]: Start isIncluded. First operand 30 states. Second operand 35 states. [2018-11-19 00:04:41,199 INFO L87 Difference]: Start difference. First operand 30 states. Second operand 35 states. [2018-11-19 00:04:41,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:41,202 INFO L93 Difference]: Finished difference Result 35 states and 37 transitions. [2018-11-19 00:04:41,202 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2018-11-19 00:04:41,203 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:41,203 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:41,203 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:04:41,203 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:04:41,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-19 00:04:41,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 31 transitions. [2018-11-19 00:04:41,206 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 31 transitions. Word has length 19 [2018-11-19 00:04:41,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:04:41,206 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 31 transitions. [2018-11-19 00:04:41,206 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-19 00:04:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2018-11-19 00:04:41,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-11-19 00:04:41,207 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:04:41,208 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:04:41,208 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:04:41,208 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:04:41,208 INFO L82 PathProgramCache]: Analyzing trace with hash 214509359, now seen corresponding path program 1 times [2018-11-19 00:04:41,209 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:04:41,209 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:04:41,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:41,210 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:04:41,210 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:41,660 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 17 [2018-11-19 00:04:41,842 INFO L256 TraceCheckUtils]: 0: Hoare triple {708#true} call ULTIMATE.init(); {708#true} is VALID [2018-11-19 00:04:41,843 INFO L273 TraceCheckUtils]: 1: Hoare triple {708#true} assume true; {708#true} is VALID [2018-11-19 00:04:41,843 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {708#true} {708#true} #52#return; {708#true} is VALID [2018-11-19 00:04:41,843 INFO L256 TraceCheckUtils]: 3: Hoare triple {708#true} call #t~ret5 := main(); {708#true} is VALID [2018-11-19 00:04:41,843 INFO L273 TraceCheckUtils]: 4: Hoare triple {708#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {708#true} is VALID [2018-11-19 00:04:41,849 INFO L273 TraceCheckUtils]: 5: Hoare triple {708#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {710#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:41,850 INFO L273 TraceCheckUtils]: 6: Hoare triple {710#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {710#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:41,850 INFO L273 TraceCheckUtils]: 7: Hoare triple {710#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {711#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:41,851 INFO L273 TraceCheckUtils]: 8: Hoare triple {711#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {711#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:41,852 INFO L273 TraceCheckUtils]: 9: Hoare triple {711#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {712#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:41,854 INFO L273 TraceCheckUtils]: 10: Hoare triple {712#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {712#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:41,855 INFO L273 TraceCheckUtils]: 11: Hoare triple {712#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {712#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:41,856 INFO L273 TraceCheckUtils]: 12: Hoare triple {712#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} ~j~0 := 0; {713#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:41,856 INFO L273 TraceCheckUtils]: 13: Hoare triple {713#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 2)) (<= 1 main_~n~0))} assume true; {713#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:41,857 INFO L273 TraceCheckUtils]: 14: Hoare triple {713#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {714#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:41,857 INFO L256 TraceCheckUtils]: 15: Hoare triple {714#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {708#true} is VALID [2018-11-19 00:04:41,859 INFO L273 TraceCheckUtils]: 16: Hoare triple {708#true} ~cond := #in~cond; {715#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:04:41,873 INFO L273 TraceCheckUtils]: 17: Hoare triple {715#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {716#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:41,874 INFO L273 TraceCheckUtils]: 18: Hoare triple {716#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {716#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:41,875 INFO L268 TraceCheckUtils]: 19: Hoare quadruple {716#(not (= |__VERIFIER_assert_#in~cond| 0))} {714#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {714#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:41,890 INFO L273 TraceCheckUtils]: 20: Hoare triple {714#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {717#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:04:41,891 INFO L273 TraceCheckUtils]: 21: Hoare triple {717#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {717#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:04:41,893 INFO L273 TraceCheckUtils]: 22: Hoare triple {717#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {718#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:41,895 INFO L256 TraceCheckUtils]: 23: Hoare triple {718#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {716#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:41,895 INFO L273 TraceCheckUtils]: 24: Hoare triple {716#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {719#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:04:41,897 INFO L273 TraceCheckUtils]: 25: Hoare triple {719#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {709#false} is VALID [2018-11-19 00:04:41,897 INFO L273 TraceCheckUtils]: 26: Hoare triple {709#false} assume !false; {709#false} is VALID [2018-11-19 00:04:41,901 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-19 00:04:41,901 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:04:41,901 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:04:41,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:04:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:41,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:41,946 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:04:42,296 INFO L256 TraceCheckUtils]: 0: Hoare triple {708#true} call ULTIMATE.init(); {708#true} is VALID [2018-11-19 00:04:42,297 INFO L273 TraceCheckUtils]: 1: Hoare triple {708#true} assume true; {708#true} is VALID [2018-11-19 00:04:42,297 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {708#true} {708#true} #52#return; {708#true} is VALID [2018-11-19 00:04:42,298 INFO L256 TraceCheckUtils]: 3: Hoare triple {708#true} call #t~ret5 := main(); {708#true} is VALID [2018-11-19 00:04:42,298 INFO L273 TraceCheckUtils]: 4: Hoare triple {708#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {708#true} is VALID [2018-11-19 00:04:42,299 INFO L273 TraceCheckUtils]: 5: Hoare triple {708#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {710#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:42,299 INFO L273 TraceCheckUtils]: 6: Hoare triple {710#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {710#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:42,303 INFO L273 TraceCheckUtils]: 7: Hoare triple {710#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {744#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:42,304 INFO L273 TraceCheckUtils]: 8: Hoare triple {744#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {744#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:42,305 INFO L273 TraceCheckUtils]: 9: Hoare triple {744#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {751#(and (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:42,305 INFO L273 TraceCheckUtils]: 10: Hoare triple {751#(and (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {751#(and (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:42,306 INFO L273 TraceCheckUtils]: 11: Hoare triple {751#(and (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !(~i~0 < ~n~0); {751#(and (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:42,308 INFO L273 TraceCheckUtils]: 12: Hoare triple {751#(and (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} ~j~0 := 0; {761#(and (<= 0 main_~j~0) (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:42,308 INFO L273 TraceCheckUtils]: 13: Hoare triple {761#(and (<= 0 main_~j~0) (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {761#(and (<= 0 main_~j~0) (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:42,309 INFO L273 TraceCheckUtils]: 14: Hoare triple {761#(and (<= 0 main_~j~0) (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {761#(and (<= 0 main_~j~0) (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:42,309 INFO L256 TraceCheckUtils]: 15: Hoare triple {761#(and (<= 0 main_~j~0) (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {708#true} is VALID [2018-11-19 00:04:42,309 INFO L273 TraceCheckUtils]: 16: Hoare triple {708#true} ~cond := #in~cond; {715#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:04:42,310 INFO L273 TraceCheckUtils]: 17: Hoare triple {715#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {716#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:42,311 INFO L273 TraceCheckUtils]: 18: Hoare triple {716#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {716#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:42,312 INFO L268 TraceCheckUtils]: 19: Hoare quadruple {716#(not (= |__VERIFIER_assert_#in~cond| 0))} {761#(and (<= 0 main_~j~0) (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} #56#return; {761#(and (<= 0 main_~j~0) (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:42,313 INFO L273 TraceCheckUtils]: 20: Hoare triple {761#(and (<= 0 main_~j~0) (<= 3 main_~n~0) (<= main_~n~0 (+ main_~k~0 2)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {786#(and (<= 3 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 3)))} is VALID [2018-11-19 00:04:42,314 INFO L273 TraceCheckUtils]: 21: Hoare triple {786#(and (<= 3 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 3)))} assume true; {786#(and (<= 3 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 3)))} is VALID [2018-11-19 00:04:42,315 INFO L273 TraceCheckUtils]: 22: Hoare triple {786#(and (<= 3 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 3)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {718#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:42,317 INFO L256 TraceCheckUtils]: 23: Hoare triple {718#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {796#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:04:42,317 INFO L273 TraceCheckUtils]: 24: Hoare triple {796#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {800#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:04:42,318 INFO L273 TraceCheckUtils]: 25: Hoare triple {800#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {709#false} is VALID [2018-11-19 00:04:42,319 INFO L273 TraceCheckUtils]: 26: Hoare triple {709#false} assume !false; {709#false} is VALID [2018-11-19 00:04:42,322 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-19 00:04:42,341 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:04:42,341 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 18 [2018-11-19 00:04:42,342 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 27 [2018-11-19 00:04:42,342 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:04:42,342 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states. [2018-11-19 00:04:42,422 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:42,422 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-19 00:04:42,423 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-19 00:04:42,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2018-11-19 00:04:42,424 INFO L87 Difference]: Start difference. First operand 30 states and 31 transitions. Second operand 18 states. [2018-11-19 00:04:43,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:43,556 INFO L93 Difference]: Finished difference Result 55 states and 58 transitions. [2018-11-19 00:04:43,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-11-19 00:04:43,556 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 27 [2018-11-19 00:04:43,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:04:43,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-19 00:04:43,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 48 transitions. [2018-11-19 00:04:43,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-19 00:04:43,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 48 transitions. [2018-11-19 00:04:43,563 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states and 48 transitions. [2018-11-19 00:04:43,669 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 48 edges. 48 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:43,671 INFO L225 Difference]: With dead ends: 55 [2018-11-19 00:04:43,672 INFO L226 Difference]: Without dead ends: 32 [2018-11-19 00:04:43,673 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 20 SyntacticMatches, 4 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2018-11-19 00:04:43,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2018-11-19 00:04:43,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2018-11-19 00:04:43,695 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:04:43,695 INFO L82 GeneralOperation]: Start isEquivalent. First operand 32 states. Second operand 32 states. [2018-11-19 00:04:43,695 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand 32 states. [2018-11-19 00:04:43,696 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 32 states. [2018-11-19 00:04:43,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:43,699 INFO L93 Difference]: Finished difference Result 32 states and 33 transitions. [2018-11-19 00:04:43,699 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-11-19 00:04:43,699 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:43,700 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:43,700 INFO L74 IsIncluded]: Start isIncluded. First operand 32 states. Second operand 32 states. [2018-11-19 00:04:43,700 INFO L87 Difference]: Start difference. First operand 32 states. Second operand 32 states. [2018-11-19 00:04:43,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:43,702 INFO L93 Difference]: Finished difference Result 32 states and 33 transitions. [2018-11-19 00:04:43,702 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-11-19 00:04:43,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:43,703 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:43,703 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:04:43,703 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:04:43,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2018-11-19 00:04:43,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 33 transitions. [2018-11-19 00:04:43,705 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 33 transitions. Word has length 27 [2018-11-19 00:04:43,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:04:43,706 INFO L480 AbstractCegarLoop]: Abstraction has 32 states and 33 transitions. [2018-11-19 00:04:43,706 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-19 00:04:43,706 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2018-11-19 00:04:43,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-19 00:04:43,707 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:04:43,707 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:04:43,708 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:04:43,708 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:04:43,708 INFO L82 PathProgramCache]: Analyzing trace with hash 1884298793, now seen corresponding path program 2 times [2018-11-19 00:04:43,708 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:04:43,708 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:04:43,709 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:43,709 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:04:43,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:44,045 INFO L256 TraceCheckUtils]: 0: Hoare triple {1005#true} call ULTIMATE.init(); {1005#true} is VALID [2018-11-19 00:04:44,046 INFO L273 TraceCheckUtils]: 1: Hoare triple {1005#true} assume true; {1005#true} is VALID [2018-11-19 00:04:44,046 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1005#true} {1005#true} #52#return; {1005#true} is VALID [2018-11-19 00:04:44,047 INFO L256 TraceCheckUtils]: 3: Hoare triple {1005#true} call #t~ret5 := main(); {1005#true} is VALID [2018-11-19 00:04:44,047 INFO L273 TraceCheckUtils]: 4: Hoare triple {1005#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {1005#true} is VALID [2018-11-19 00:04:44,048 INFO L273 TraceCheckUtils]: 5: Hoare triple {1005#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {1007#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:44,048 INFO L273 TraceCheckUtils]: 6: Hoare triple {1007#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {1007#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:44,049 INFO L273 TraceCheckUtils]: 7: Hoare triple {1007#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1008#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:44,049 INFO L273 TraceCheckUtils]: 8: Hoare triple {1008#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {1008#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:44,051 INFO L273 TraceCheckUtils]: 9: Hoare triple {1008#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1009#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:44,051 INFO L273 TraceCheckUtils]: 10: Hoare triple {1009#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {1009#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:44,052 INFO L273 TraceCheckUtils]: 11: Hoare triple {1009#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,053 INFO L273 TraceCheckUtils]: 12: Hoare triple {1010#(<= 2 main_~k~0)} assume true; {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,054 INFO L273 TraceCheckUtils]: 13: Hoare triple {1010#(<= 2 main_~k~0)} assume !(~i~0 < ~n~0); {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,055 INFO L273 TraceCheckUtils]: 14: Hoare triple {1010#(<= 2 main_~k~0)} ~j~0 := 0; {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,055 INFO L273 TraceCheckUtils]: 15: Hoare triple {1010#(<= 2 main_~k~0)} assume true; {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,056 INFO L273 TraceCheckUtils]: 16: Hoare triple {1010#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,056 INFO L256 TraceCheckUtils]: 17: Hoare triple {1010#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1005#true} is VALID [2018-11-19 00:04:44,057 INFO L273 TraceCheckUtils]: 18: Hoare triple {1005#true} ~cond := #in~cond; {1011#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:04:44,058 INFO L273 TraceCheckUtils]: 19: Hoare triple {1011#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {1012#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:44,059 INFO L273 TraceCheckUtils]: 20: Hoare triple {1012#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {1012#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:44,060 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {1012#(not (= |__VERIFIER_assert_#in~cond| 0))} {1010#(<= 2 main_~k~0)} #56#return; {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,061 INFO L273 TraceCheckUtils]: 22: Hoare triple {1010#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {1013#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:44,061 INFO L273 TraceCheckUtils]: 23: Hoare triple {1013#(<= 1 main_~k~0)} assume true; {1013#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:44,062 INFO L273 TraceCheckUtils]: 24: Hoare triple {1013#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1013#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:44,063 INFO L256 TraceCheckUtils]: 25: Hoare triple {1013#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1012#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:44,064 INFO L273 TraceCheckUtils]: 26: Hoare triple {1012#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {1014#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:04:44,065 INFO L273 TraceCheckUtils]: 27: Hoare triple {1014#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {1006#false} is VALID [2018-11-19 00:04:44,065 INFO L273 TraceCheckUtils]: 28: Hoare triple {1006#false} assume !false; {1006#false} is VALID [2018-11-19 00:04:44,068 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-19 00:04:44,068 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:04:44,068 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:04:44,110 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-19 00:04:44,126 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-19 00:04:44,126 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:04:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:44,139 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:04:44,485 INFO L256 TraceCheckUtils]: 0: Hoare triple {1005#true} call ULTIMATE.init(); {1005#true} is VALID [2018-11-19 00:04:44,485 INFO L273 TraceCheckUtils]: 1: Hoare triple {1005#true} assume true; {1005#true} is VALID [2018-11-19 00:04:44,485 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1005#true} {1005#true} #52#return; {1005#true} is VALID [2018-11-19 00:04:44,486 INFO L256 TraceCheckUtils]: 3: Hoare triple {1005#true} call #t~ret5 := main(); {1005#true} is VALID [2018-11-19 00:04:44,486 INFO L273 TraceCheckUtils]: 4: Hoare triple {1005#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {1005#true} is VALID [2018-11-19 00:04:44,486 INFO L273 TraceCheckUtils]: 5: Hoare triple {1005#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {1033#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:44,487 INFO L273 TraceCheckUtils]: 6: Hoare triple {1033#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {1033#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:44,488 INFO L273 TraceCheckUtils]: 7: Hoare triple {1033#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1040#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:44,488 INFO L273 TraceCheckUtils]: 8: Hoare triple {1040#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {1040#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:44,489 INFO L273 TraceCheckUtils]: 9: Hoare triple {1040#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1047#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:44,490 INFO L273 TraceCheckUtils]: 10: Hoare triple {1047#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {1047#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:44,491 INFO L273 TraceCheckUtils]: 11: Hoare triple {1047#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,492 INFO L273 TraceCheckUtils]: 12: Hoare triple {1010#(<= 2 main_~k~0)} assume true; {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,492 INFO L273 TraceCheckUtils]: 13: Hoare triple {1010#(<= 2 main_~k~0)} assume !(~i~0 < ~n~0); {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,493 INFO L273 TraceCheckUtils]: 14: Hoare triple {1010#(<= 2 main_~k~0)} ~j~0 := 0; {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,494 INFO L273 TraceCheckUtils]: 15: Hoare triple {1010#(<= 2 main_~k~0)} assume true; {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,494 INFO L273 TraceCheckUtils]: 16: Hoare triple {1010#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,494 INFO L256 TraceCheckUtils]: 17: Hoare triple {1010#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1005#true} is VALID [2018-11-19 00:04:44,495 INFO L273 TraceCheckUtils]: 18: Hoare triple {1005#true} ~cond := #in~cond; {1005#true} is VALID [2018-11-19 00:04:44,495 INFO L273 TraceCheckUtils]: 19: Hoare triple {1005#true} assume !(0 == ~cond); {1005#true} is VALID [2018-11-19 00:04:44,495 INFO L273 TraceCheckUtils]: 20: Hoare triple {1005#true} assume true; {1005#true} is VALID [2018-11-19 00:04:44,502 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {1005#true} {1010#(<= 2 main_~k~0)} #56#return; {1010#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:44,503 INFO L273 TraceCheckUtils]: 22: Hoare triple {1010#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {1013#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:44,503 INFO L273 TraceCheckUtils]: 23: Hoare triple {1013#(<= 1 main_~k~0)} assume true; {1013#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:44,504 INFO L273 TraceCheckUtils]: 24: Hoare triple {1013#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1013#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:44,504 INFO L256 TraceCheckUtils]: 25: Hoare triple {1013#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1096#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:04:44,505 INFO L273 TraceCheckUtils]: 26: Hoare triple {1096#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {1100#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:04:44,505 INFO L273 TraceCheckUtils]: 27: Hoare triple {1100#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {1006#false} is VALID [2018-11-19 00:04:44,506 INFO L273 TraceCheckUtils]: 28: Hoare triple {1006#false} assume !false; {1006#false} is VALID [2018-11-19 00:04:44,507 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-19 00:04:44,526 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:04:44,526 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 15 [2018-11-19 00:04:44,527 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 29 [2018-11-19 00:04:44,527 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:04:44,527 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2018-11-19 00:04:44,608 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 43 edges. 43 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:44,608 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-19 00:04:44,608 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-19 00:04:44,609 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2018-11-19 00:04:44,609 INFO L87 Difference]: Start difference. First operand 32 states and 33 transitions. Second operand 15 states. [2018-11-19 00:04:45,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:45,415 INFO L93 Difference]: Finished difference Result 47 states and 49 transitions. [2018-11-19 00:04:45,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-19 00:04:45,415 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 29 [2018-11-19 00:04:45,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:04:45,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-19 00:04:45,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 46 transitions. [2018-11-19 00:04:45,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2018-11-19 00:04:45,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 46 transitions. [2018-11-19 00:04:45,421 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 14 states and 46 transitions. [2018-11-19 00:04:45,518 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:45,520 INFO L225 Difference]: With dead ends: 47 [2018-11-19 00:04:45,520 INFO L226 Difference]: Without dead ends: 45 [2018-11-19 00:04:45,521 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=80, Invalid=340, Unknown=0, NotChecked=0, Total=420 [2018-11-19 00:04:45,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2018-11-19 00:04:45,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 40. [2018-11-19 00:04:45,561 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:04:45,561 INFO L82 GeneralOperation]: Start isEquivalent. First operand 45 states. Second operand 40 states. [2018-11-19 00:04:45,561 INFO L74 IsIncluded]: Start isIncluded. First operand 45 states. Second operand 40 states. [2018-11-19 00:04:45,561 INFO L87 Difference]: Start difference. First operand 45 states. Second operand 40 states. [2018-11-19 00:04:45,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:45,564 INFO L93 Difference]: Finished difference Result 45 states and 47 transitions. [2018-11-19 00:04:45,564 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2018-11-19 00:04:45,565 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:45,565 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:45,565 INFO L74 IsIncluded]: Start isIncluded. First operand 40 states. Second operand 45 states. [2018-11-19 00:04:45,565 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 45 states. [2018-11-19 00:04:45,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:45,568 INFO L93 Difference]: Finished difference Result 45 states and 47 transitions. [2018-11-19 00:04:45,568 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2018-11-19 00:04:45,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:45,569 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:45,569 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:04:45,569 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:04:45,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-11-19 00:04:45,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 41 transitions. [2018-11-19 00:04:45,572 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 41 transitions. Word has length 29 [2018-11-19 00:04:45,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:04:45,572 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 41 transitions. [2018-11-19 00:04:45,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-19 00:04:45,572 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2018-11-19 00:04:45,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-11-19 00:04:45,574 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:04:45,574 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:04:45,574 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:04:45,575 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:04:45,575 INFO L82 PathProgramCache]: Analyzing trace with hash 2099085676, now seen corresponding path program 3 times [2018-11-19 00:04:45,575 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:04:45,575 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:04:45,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:45,576 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:04:45,576 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:46,153 INFO L256 TraceCheckUtils]: 0: Hoare triple {1331#true} call ULTIMATE.init(); {1331#true} is VALID [2018-11-19 00:04:46,153 INFO L273 TraceCheckUtils]: 1: Hoare triple {1331#true} assume true; {1331#true} is VALID [2018-11-19 00:04:46,154 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1331#true} {1331#true} #52#return; {1331#true} is VALID [2018-11-19 00:04:46,154 INFO L256 TraceCheckUtils]: 3: Hoare triple {1331#true} call #t~ret5 := main(); {1331#true} is VALID [2018-11-19 00:04:46,154 INFO L273 TraceCheckUtils]: 4: Hoare triple {1331#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {1331#true} is VALID [2018-11-19 00:04:46,155 INFO L273 TraceCheckUtils]: 5: Hoare triple {1331#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {1333#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:46,155 INFO L273 TraceCheckUtils]: 6: Hoare triple {1333#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {1333#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:46,157 INFO L273 TraceCheckUtils]: 7: Hoare triple {1333#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1334#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:46,157 INFO L273 TraceCheckUtils]: 8: Hoare triple {1334#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {1334#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:46,159 INFO L273 TraceCheckUtils]: 9: Hoare triple {1334#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1335#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:46,159 INFO L273 TraceCheckUtils]: 10: Hoare triple {1335#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {1335#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:46,160 INFO L273 TraceCheckUtils]: 11: Hoare triple {1335#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1336#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:46,163 INFO L273 TraceCheckUtils]: 12: Hoare triple {1336#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {1336#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:46,165 INFO L273 TraceCheckUtils]: 13: Hoare triple {1336#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {1336#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:46,165 INFO L273 TraceCheckUtils]: 14: Hoare triple {1336#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} ~j~0 := 0; {1337#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:46,167 INFO L273 TraceCheckUtils]: 15: Hoare triple {1337#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 3)) (<= 1 main_~n~0))} assume true; {1337#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:46,167 INFO L273 TraceCheckUtils]: 16: Hoare triple {1337#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1338#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:04:46,168 INFO L256 TraceCheckUtils]: 17: Hoare triple {1338#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1331#true} is VALID [2018-11-19 00:04:46,168 INFO L273 TraceCheckUtils]: 18: Hoare triple {1331#true} ~cond := #in~cond; {1339#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:04:46,169 INFO L273 TraceCheckUtils]: 19: Hoare triple {1339#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {1340#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:46,170 INFO L273 TraceCheckUtils]: 20: Hoare triple {1340#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {1340#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:46,171 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {1340#(not (= |__VERIFIER_assert_#in~cond| 0))} {1338#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {1338#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:04:46,172 INFO L273 TraceCheckUtils]: 22: Hoare triple {1338#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {1341#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:46,173 INFO L273 TraceCheckUtils]: 23: Hoare triple {1341#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {1341#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:46,174 INFO L273 TraceCheckUtils]: 24: Hoare triple {1341#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1341#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:46,174 INFO L256 TraceCheckUtils]: 25: Hoare triple {1341#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1331#true} is VALID [2018-11-19 00:04:46,174 INFO L273 TraceCheckUtils]: 26: Hoare triple {1331#true} ~cond := #in~cond; {1331#true} is VALID [2018-11-19 00:04:46,175 INFO L273 TraceCheckUtils]: 27: Hoare triple {1331#true} assume !(0 == ~cond); {1331#true} is VALID [2018-11-19 00:04:46,175 INFO L273 TraceCheckUtils]: 28: Hoare triple {1331#true} assume true; {1331#true} is VALID [2018-11-19 00:04:46,176 INFO L268 TraceCheckUtils]: 29: Hoare quadruple {1331#true} {1341#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {1341#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:46,177 INFO L273 TraceCheckUtils]: 30: Hoare triple {1341#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {1342#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:04:46,177 INFO L273 TraceCheckUtils]: 31: Hoare triple {1342#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {1342#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:04:46,179 INFO L273 TraceCheckUtils]: 32: Hoare triple {1342#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1343#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:46,179 INFO L256 TraceCheckUtils]: 33: Hoare triple {1343#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1340#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:46,181 INFO L273 TraceCheckUtils]: 34: Hoare triple {1340#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {1344#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:04:46,181 INFO L273 TraceCheckUtils]: 35: Hoare triple {1344#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {1332#false} is VALID [2018-11-19 00:04:46,181 INFO L273 TraceCheckUtils]: 36: Hoare triple {1332#false} assume !false; {1332#false} is VALID [2018-11-19 00:04:46,185 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 7 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-19 00:04:46,185 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:04:46,186 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:04:46,202 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-19 00:04:46,223 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2018-11-19 00:04:46,223 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:04:46,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:46,233 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:04:46,665 INFO L256 TraceCheckUtils]: 0: Hoare triple {1331#true} call ULTIMATE.init(); {1331#true} is VALID [2018-11-19 00:04:46,665 INFO L273 TraceCheckUtils]: 1: Hoare triple {1331#true} assume true; {1331#true} is VALID [2018-11-19 00:04:46,665 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1331#true} {1331#true} #52#return; {1331#true} is VALID [2018-11-19 00:04:46,665 INFO L256 TraceCheckUtils]: 3: Hoare triple {1331#true} call #t~ret5 := main(); {1331#true} is VALID [2018-11-19 00:04:46,666 INFO L273 TraceCheckUtils]: 4: Hoare triple {1331#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {1331#true} is VALID [2018-11-19 00:04:46,668 INFO L273 TraceCheckUtils]: 5: Hoare triple {1331#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {1363#(= main_~n~0 main_~k~0)} is VALID [2018-11-19 00:04:46,669 INFO L273 TraceCheckUtils]: 6: Hoare triple {1363#(= main_~n~0 main_~k~0)} assume true; {1363#(= main_~n~0 main_~k~0)} is VALID [2018-11-19 00:04:46,670 INFO L273 TraceCheckUtils]: 7: Hoare triple {1363#(= main_~n~0 main_~k~0)} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1370#(= main_~n~0 (+ main_~k~0 1))} is VALID [2018-11-19 00:04:46,670 INFO L273 TraceCheckUtils]: 8: Hoare triple {1370#(= main_~n~0 (+ main_~k~0 1))} assume true; {1370#(= main_~n~0 (+ main_~k~0 1))} is VALID [2018-11-19 00:04:46,671 INFO L273 TraceCheckUtils]: 9: Hoare triple {1370#(= main_~n~0 (+ main_~k~0 1))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1377#(= (+ main_~k~0 2) main_~n~0)} is VALID [2018-11-19 00:04:46,671 INFO L273 TraceCheckUtils]: 10: Hoare triple {1377#(= (+ main_~k~0 2) main_~n~0)} assume true; {1377#(= (+ main_~k~0 2) main_~n~0)} is VALID [2018-11-19 00:04:46,672 INFO L273 TraceCheckUtils]: 11: Hoare triple {1377#(= (+ main_~k~0 2) main_~n~0)} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1384#(= main_~n~0 (+ main_~k~0 3))} is VALID [2018-11-19 00:04:46,672 INFO L273 TraceCheckUtils]: 12: Hoare triple {1384#(= main_~n~0 (+ main_~k~0 3))} assume true; {1384#(= main_~n~0 (+ main_~k~0 3))} is VALID [2018-11-19 00:04:46,672 INFO L273 TraceCheckUtils]: 13: Hoare triple {1384#(= main_~n~0 (+ main_~k~0 3))} assume !(~i~0 < ~n~0); {1384#(= main_~n~0 (+ main_~k~0 3))} is VALID [2018-11-19 00:04:46,685 INFO L273 TraceCheckUtils]: 14: Hoare triple {1384#(= main_~n~0 (+ main_~k~0 3))} ~j~0 := 0; {1394#(and (<= 0 main_~j~0) (= main_~n~0 (+ main_~k~0 3)))} is VALID [2018-11-19 00:04:46,686 INFO L273 TraceCheckUtils]: 15: Hoare triple {1394#(and (<= 0 main_~j~0) (= main_~n~0 (+ main_~k~0 3)))} assume true; {1394#(and (<= 0 main_~j~0) (= main_~n~0 (+ main_~k~0 3)))} is VALID [2018-11-19 00:04:46,686 INFO L273 TraceCheckUtils]: 16: Hoare triple {1394#(and (<= 0 main_~j~0) (= main_~n~0 (+ main_~k~0 3)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1394#(and (<= 0 main_~j~0) (= main_~n~0 (+ main_~k~0 3)))} is VALID [2018-11-19 00:04:46,686 INFO L256 TraceCheckUtils]: 17: Hoare triple {1394#(and (<= 0 main_~j~0) (= main_~n~0 (+ main_~k~0 3)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1331#true} is VALID [2018-11-19 00:04:46,687 INFO L273 TraceCheckUtils]: 18: Hoare triple {1331#true} ~cond := #in~cond; {1331#true} is VALID [2018-11-19 00:04:46,687 INFO L273 TraceCheckUtils]: 19: Hoare triple {1331#true} assume !(0 == ~cond); {1331#true} is VALID [2018-11-19 00:04:46,687 INFO L273 TraceCheckUtils]: 20: Hoare triple {1331#true} assume true; {1331#true} is VALID [2018-11-19 00:04:46,687 INFO L268 TraceCheckUtils]: 21: Hoare quadruple {1331#true} {1394#(and (<= 0 main_~j~0) (= main_~n~0 (+ main_~k~0 3)))} #56#return; {1394#(and (<= 0 main_~j~0) (= main_~n~0 (+ main_~k~0 3)))} is VALID [2018-11-19 00:04:46,688 INFO L273 TraceCheckUtils]: 22: Hoare triple {1394#(and (<= 0 main_~j~0) (= main_~n~0 (+ main_~k~0 3)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {1419#(and (<= 1 main_~j~0) (= main_~n~0 (+ main_~k~0 4)))} is VALID [2018-11-19 00:04:46,689 INFO L273 TraceCheckUtils]: 23: Hoare triple {1419#(and (<= 1 main_~j~0) (= main_~n~0 (+ main_~k~0 4)))} assume true; {1419#(and (<= 1 main_~j~0) (= main_~n~0 (+ main_~k~0 4)))} is VALID [2018-11-19 00:04:46,690 INFO L273 TraceCheckUtils]: 24: Hoare triple {1419#(and (<= 1 main_~j~0) (= main_~n~0 (+ main_~k~0 4)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1419#(and (<= 1 main_~j~0) (= main_~n~0 (+ main_~k~0 4)))} is VALID [2018-11-19 00:04:46,690 INFO L256 TraceCheckUtils]: 25: Hoare triple {1419#(and (<= 1 main_~j~0) (= main_~n~0 (+ main_~k~0 4)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1331#true} is VALID [2018-11-19 00:04:46,691 INFO L273 TraceCheckUtils]: 26: Hoare triple {1331#true} ~cond := #in~cond; {1339#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:04:46,691 INFO L273 TraceCheckUtils]: 27: Hoare triple {1339#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {1340#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:46,692 INFO L273 TraceCheckUtils]: 28: Hoare triple {1340#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {1340#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:46,693 INFO L268 TraceCheckUtils]: 29: Hoare quadruple {1340#(not (= |__VERIFIER_assert_#in~cond| 0))} {1419#(and (<= 1 main_~j~0) (= main_~n~0 (+ main_~k~0 4)))} #56#return; {1441#(and (<= 1 main_~j~0) (= main_~n~0 (+ main_~k~0 4)) (< 0 main_~k~0))} is VALID [2018-11-19 00:04:46,694 INFO L273 TraceCheckUtils]: 30: Hoare triple {1441#(and (<= 1 main_~j~0) (= main_~n~0 (+ main_~k~0 4)) (< 0 main_~k~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {1445#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (< 4 main_~n~0))} is VALID [2018-11-19 00:04:46,695 INFO L273 TraceCheckUtils]: 31: Hoare triple {1445#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (< 4 main_~n~0))} assume true; {1445#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (< 4 main_~n~0))} is VALID [2018-11-19 00:04:46,696 INFO L273 TraceCheckUtils]: 32: Hoare triple {1445#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (< 4 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1343#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:46,697 INFO L256 TraceCheckUtils]: 33: Hoare triple {1343#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1455#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:04:46,698 INFO L273 TraceCheckUtils]: 34: Hoare triple {1455#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {1459#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:04:46,699 INFO L273 TraceCheckUtils]: 35: Hoare triple {1459#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {1332#false} is VALID [2018-11-19 00:04:46,699 INFO L273 TraceCheckUtils]: 36: Hoare triple {1332#false} assume !false; {1332#false} is VALID [2018-11-19 00:04:46,702 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-19 00:04:46,721 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:04:46,721 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15] total 24 [2018-11-19 00:04:46,721 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 37 [2018-11-19 00:04:46,722 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:04:46,722 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states. [2018-11-19 00:04:46,790 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 62 edges. 62 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:46,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-11-19 00:04:46,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-11-19 00:04:46,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=487, Unknown=0, NotChecked=0, Total=552 [2018-11-19 00:04:46,792 INFO L87 Difference]: Start difference. First operand 40 states and 41 transitions. Second operand 24 states. [2018-11-19 00:04:48,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:48,961 INFO L93 Difference]: Finished difference Result 65 states and 70 transitions. [2018-11-19 00:04:48,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-19 00:04:48,961 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 37 [2018-11-19 00:04:48,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:04:48,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-19 00:04:48,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 55 transitions. [2018-11-19 00:04:48,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-19 00:04:48,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 55 transitions. [2018-11-19 00:04:48,966 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 55 transitions. [2018-11-19 00:04:49,092 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 55 edges. 55 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:49,094 INFO L225 Difference]: With dead ends: 65 [2018-11-19 00:04:49,094 INFO L226 Difference]: Without dead ends: 42 [2018-11-19 00:04:49,096 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 27 SyntacticMatches, 3 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=147, Invalid=1113, Unknown=0, NotChecked=0, Total=1260 [2018-11-19 00:04:49,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-11-19 00:04:49,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42. [2018-11-19 00:04:49,132 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:04:49,132 INFO L82 GeneralOperation]: Start isEquivalent. First operand 42 states. Second operand 42 states. [2018-11-19 00:04:49,132 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 42 states. [2018-11-19 00:04:49,132 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 42 states. [2018-11-19 00:04:49,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:49,135 INFO L93 Difference]: Finished difference Result 42 states and 43 transitions. [2018-11-19 00:04:49,135 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-11-19 00:04:49,135 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:49,136 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:49,136 INFO L74 IsIncluded]: Start isIncluded. First operand 42 states. Second operand 42 states. [2018-11-19 00:04:49,136 INFO L87 Difference]: Start difference. First operand 42 states. Second operand 42 states. [2018-11-19 00:04:49,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:49,138 INFO L93 Difference]: Finished difference Result 42 states and 43 transitions. [2018-11-19 00:04:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-11-19 00:04:49,138 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:49,139 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:49,139 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:04:49,139 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:04:49,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-19 00:04:49,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 43 transitions. [2018-11-19 00:04:49,141 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 43 transitions. Word has length 37 [2018-11-19 00:04:49,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:04:49,141 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 43 transitions. [2018-11-19 00:04:49,141 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-11-19 00:04:49,141 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2018-11-19 00:04:49,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2018-11-19 00:04:49,142 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:04:49,142 INFO L375 BasicCegarLoop]: trace histogram [5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:04:49,143 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:04:49,143 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:04:49,143 INFO L82 PathProgramCache]: Analyzing trace with hash -599816218, now seen corresponding path program 4 times [2018-11-19 00:04:49,143 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:04:49,143 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:04:49,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:49,144 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:04:49,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:49,458 INFO L256 TraceCheckUtils]: 0: Hoare triple {1725#true} call ULTIMATE.init(); {1725#true} is VALID [2018-11-19 00:04:49,459 INFO L273 TraceCheckUtils]: 1: Hoare triple {1725#true} assume true; {1725#true} is VALID [2018-11-19 00:04:49,459 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1725#true} {1725#true} #52#return; {1725#true} is VALID [2018-11-19 00:04:49,459 INFO L256 TraceCheckUtils]: 3: Hoare triple {1725#true} call #t~ret5 := main(); {1725#true} is VALID [2018-11-19 00:04:49,459 INFO L273 TraceCheckUtils]: 4: Hoare triple {1725#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {1725#true} is VALID [2018-11-19 00:04:49,460 INFO L273 TraceCheckUtils]: 5: Hoare triple {1725#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {1727#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:49,461 INFO L273 TraceCheckUtils]: 6: Hoare triple {1727#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {1727#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:49,461 INFO L273 TraceCheckUtils]: 7: Hoare triple {1727#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1728#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:49,462 INFO L273 TraceCheckUtils]: 8: Hoare triple {1728#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {1728#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:49,462 INFO L273 TraceCheckUtils]: 9: Hoare triple {1728#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1729#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:49,463 INFO L273 TraceCheckUtils]: 10: Hoare triple {1729#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {1729#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:49,463 INFO L273 TraceCheckUtils]: 11: Hoare triple {1729#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1730#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:49,464 INFO L273 TraceCheckUtils]: 12: Hoare triple {1730#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume true; {1730#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:49,465 INFO L273 TraceCheckUtils]: 13: Hoare triple {1730#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,466 INFO L273 TraceCheckUtils]: 14: Hoare triple {1731#(<= 3 main_~k~0)} assume true; {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,466 INFO L273 TraceCheckUtils]: 15: Hoare triple {1731#(<= 3 main_~k~0)} assume !(~i~0 < ~n~0); {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,467 INFO L273 TraceCheckUtils]: 16: Hoare triple {1731#(<= 3 main_~k~0)} ~j~0 := 0; {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,467 INFO L273 TraceCheckUtils]: 17: Hoare triple {1731#(<= 3 main_~k~0)} assume true; {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,468 INFO L273 TraceCheckUtils]: 18: Hoare triple {1731#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,468 INFO L256 TraceCheckUtils]: 19: Hoare triple {1731#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1725#true} is VALID [2018-11-19 00:04:49,470 INFO L273 TraceCheckUtils]: 20: Hoare triple {1725#true} ~cond := #in~cond; {1732#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:04:49,471 INFO L273 TraceCheckUtils]: 21: Hoare triple {1732#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {1733#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:49,471 INFO L273 TraceCheckUtils]: 22: Hoare triple {1733#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {1733#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:49,472 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {1733#(not (= |__VERIFIER_assert_#in~cond| 0))} {1731#(<= 3 main_~k~0)} #56#return; {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,473 INFO L273 TraceCheckUtils]: 24: Hoare triple {1731#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {1734#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:49,474 INFO L273 TraceCheckUtils]: 25: Hoare triple {1734#(<= 2 main_~k~0)} assume true; {1734#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:49,474 INFO L273 TraceCheckUtils]: 26: Hoare triple {1734#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1734#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:49,475 INFO L256 TraceCheckUtils]: 27: Hoare triple {1734#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1725#true} is VALID [2018-11-19 00:04:49,475 INFO L273 TraceCheckUtils]: 28: Hoare triple {1725#true} ~cond := #in~cond; {1725#true} is VALID [2018-11-19 00:04:49,475 INFO L273 TraceCheckUtils]: 29: Hoare triple {1725#true} assume !(0 == ~cond); {1725#true} is VALID [2018-11-19 00:04:49,475 INFO L273 TraceCheckUtils]: 30: Hoare triple {1725#true} assume true; {1725#true} is VALID [2018-11-19 00:04:49,476 INFO L268 TraceCheckUtils]: 31: Hoare quadruple {1725#true} {1734#(<= 2 main_~k~0)} #56#return; {1734#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:49,477 INFO L273 TraceCheckUtils]: 32: Hoare triple {1734#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {1735#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:49,477 INFO L273 TraceCheckUtils]: 33: Hoare triple {1735#(<= 1 main_~k~0)} assume true; {1735#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:49,478 INFO L273 TraceCheckUtils]: 34: Hoare triple {1735#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1735#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:49,478 INFO L256 TraceCheckUtils]: 35: Hoare triple {1735#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1733#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:49,479 INFO L273 TraceCheckUtils]: 36: Hoare triple {1733#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {1736#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:04:49,479 INFO L273 TraceCheckUtils]: 37: Hoare triple {1736#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {1726#false} is VALID [2018-11-19 00:04:49,479 INFO L273 TraceCheckUtils]: 38: Hoare triple {1726#false} assume !false; {1726#false} is VALID [2018-11-19 00:04:49,482 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-19 00:04:49,482 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:04:49,482 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:04:49,495 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-19 00:04:49,512 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-19 00:04:49,512 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:04:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:49,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:04:49,841 INFO L256 TraceCheckUtils]: 0: Hoare triple {1725#true} call ULTIMATE.init(); {1725#true} is VALID [2018-11-19 00:04:49,841 INFO L273 TraceCheckUtils]: 1: Hoare triple {1725#true} assume true; {1725#true} is VALID [2018-11-19 00:04:49,842 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {1725#true} {1725#true} #52#return; {1725#true} is VALID [2018-11-19 00:04:49,842 INFO L256 TraceCheckUtils]: 3: Hoare triple {1725#true} call #t~ret5 := main(); {1725#true} is VALID [2018-11-19 00:04:49,842 INFO L273 TraceCheckUtils]: 4: Hoare triple {1725#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {1725#true} is VALID [2018-11-19 00:04:49,844 INFO L273 TraceCheckUtils]: 5: Hoare triple {1725#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {1755#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:49,845 INFO L273 TraceCheckUtils]: 6: Hoare triple {1755#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {1755#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:49,846 INFO L273 TraceCheckUtils]: 7: Hoare triple {1755#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1762#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:49,847 INFO L273 TraceCheckUtils]: 8: Hoare triple {1762#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {1762#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:49,848 INFO L273 TraceCheckUtils]: 9: Hoare triple {1762#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1769#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:49,848 INFO L273 TraceCheckUtils]: 10: Hoare triple {1769#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {1769#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:49,849 INFO L273 TraceCheckUtils]: 11: Hoare triple {1769#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1776#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:04:49,849 INFO L273 TraceCheckUtils]: 12: Hoare triple {1776#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {1776#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:04:49,850 INFO L273 TraceCheckUtils]: 13: Hoare triple {1776#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,850 INFO L273 TraceCheckUtils]: 14: Hoare triple {1731#(<= 3 main_~k~0)} assume true; {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,851 INFO L273 TraceCheckUtils]: 15: Hoare triple {1731#(<= 3 main_~k~0)} assume !(~i~0 < ~n~0); {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,852 INFO L273 TraceCheckUtils]: 16: Hoare triple {1731#(<= 3 main_~k~0)} ~j~0 := 0; {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,852 INFO L273 TraceCheckUtils]: 17: Hoare triple {1731#(<= 3 main_~k~0)} assume true; {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,853 INFO L273 TraceCheckUtils]: 18: Hoare triple {1731#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,853 INFO L256 TraceCheckUtils]: 19: Hoare triple {1731#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1725#true} is VALID [2018-11-19 00:04:49,854 INFO L273 TraceCheckUtils]: 20: Hoare triple {1725#true} ~cond := #in~cond; {1732#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:04:49,861 INFO L273 TraceCheckUtils]: 21: Hoare triple {1732#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {1733#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:49,862 INFO L273 TraceCheckUtils]: 22: Hoare triple {1733#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {1733#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:49,862 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {1733#(not (= |__VERIFIER_assert_#in~cond| 0))} {1731#(<= 3 main_~k~0)} #56#return; {1731#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:49,863 INFO L273 TraceCheckUtils]: 24: Hoare triple {1731#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {1734#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:49,863 INFO L273 TraceCheckUtils]: 25: Hoare triple {1734#(<= 2 main_~k~0)} assume true; {1734#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:49,864 INFO L273 TraceCheckUtils]: 26: Hoare triple {1734#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1734#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:49,864 INFO L256 TraceCheckUtils]: 27: Hoare triple {1734#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1725#true} is VALID [2018-11-19 00:04:49,864 INFO L273 TraceCheckUtils]: 28: Hoare triple {1725#true} ~cond := #in~cond; {1725#true} is VALID [2018-11-19 00:04:49,864 INFO L273 TraceCheckUtils]: 29: Hoare triple {1725#true} assume !(0 == ~cond); {1725#true} is VALID [2018-11-19 00:04:49,865 INFO L273 TraceCheckUtils]: 30: Hoare triple {1725#true} assume true; {1725#true} is VALID [2018-11-19 00:04:49,869 INFO L268 TraceCheckUtils]: 31: Hoare quadruple {1725#true} {1734#(<= 2 main_~k~0)} #56#return; {1734#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:49,870 INFO L273 TraceCheckUtils]: 32: Hoare triple {1734#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {1735#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:49,871 INFO L273 TraceCheckUtils]: 33: Hoare triple {1735#(<= 1 main_~k~0)} assume true; {1735#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:49,871 INFO L273 TraceCheckUtils]: 34: Hoare triple {1735#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {1735#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:49,872 INFO L256 TraceCheckUtils]: 35: Hoare triple {1735#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {1849#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:04:49,872 INFO L273 TraceCheckUtils]: 36: Hoare triple {1849#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {1853#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:04:49,873 INFO L273 TraceCheckUtils]: 37: Hoare triple {1853#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {1726#false} is VALID [2018-11-19 00:04:49,873 INFO L273 TraceCheckUtils]: 38: Hoare triple {1726#false} assume !false; {1726#false} is VALID [2018-11-19 00:04:49,876 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 34 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-19 00:04:49,895 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:04:49,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 18 [2018-11-19 00:04:49,896 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 39 [2018-11-19 00:04:49,896 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:04:49,896 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states. [2018-11-19 00:04:49,953 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:49,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-19 00:04:49,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-19 00:04:49,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2018-11-19 00:04:49,954 INFO L87 Difference]: Start difference. First operand 42 states and 43 transitions. Second operand 18 states. [2018-11-19 00:04:51,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:51,064 INFO L93 Difference]: Finished difference Result 57 states and 59 transitions. [2018-11-19 00:04:51,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-19 00:04:51,064 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 39 [2018-11-19 00:04:51,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:04:51,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-19 00:04:51,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 53 transitions. [2018-11-19 00:04:51,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2018-11-19 00:04:51,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 53 transitions. [2018-11-19 00:04:51,069 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 16 states and 53 transitions. [2018-11-19 00:04:51,144 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:51,145 INFO L225 Difference]: With dead ends: 57 [2018-11-19 00:04:51,145 INFO L226 Difference]: Without dead ends: 55 [2018-11-19 00:04:51,146 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 34 SyntacticMatches, 2 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=119, Invalid=531, Unknown=0, NotChecked=0, Total=650 [2018-11-19 00:04:51,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2018-11-19 00:04:51,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 50. [2018-11-19 00:04:51,296 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:04:51,296 INFO L82 GeneralOperation]: Start isEquivalent. First operand 55 states. Second operand 50 states. [2018-11-19 00:04:51,296 INFO L74 IsIncluded]: Start isIncluded. First operand 55 states. Second operand 50 states. [2018-11-19 00:04:51,297 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 50 states. [2018-11-19 00:04:51,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:51,299 INFO L93 Difference]: Finished difference Result 55 states and 57 transitions. [2018-11-19 00:04:51,299 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2018-11-19 00:04:51,300 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:51,300 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:51,300 INFO L74 IsIncluded]: Start isIncluded. First operand 50 states. Second operand 55 states. [2018-11-19 00:04:51,300 INFO L87 Difference]: Start difference. First operand 50 states. Second operand 55 states. [2018-11-19 00:04:51,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:51,303 INFO L93 Difference]: Finished difference Result 55 states and 57 transitions. [2018-11-19 00:04:51,303 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2018-11-19 00:04:51,303 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:51,304 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:51,304 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:04:51,304 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:04:51,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-19 00:04:51,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 51 transitions. [2018-11-19 00:04:51,306 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 51 transitions. Word has length 39 [2018-11-19 00:04:51,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:04:51,306 INFO L480 AbstractCegarLoop]: Abstraction has 50 states and 51 transitions. [2018-11-19 00:04:51,306 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-19 00:04:51,306 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2018-11-19 00:04:51,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-11-19 00:04:51,307 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:04:51,308 INFO L375 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:04:51,308 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:04:51,308 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:04:51,308 INFO L82 PathProgramCache]: Analyzing trace with hash 303685161, now seen corresponding path program 5 times [2018-11-19 00:04:51,308 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:04:51,309 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:04:51,309 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:51,309 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:04:51,310 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:51,882 INFO L256 TraceCheckUtils]: 0: Hoare triple {2136#true} call ULTIMATE.init(); {2136#true} is VALID [2018-11-19 00:04:51,882 INFO L273 TraceCheckUtils]: 1: Hoare triple {2136#true} assume true; {2136#true} is VALID [2018-11-19 00:04:51,882 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {2136#true} {2136#true} #52#return; {2136#true} is VALID [2018-11-19 00:04:51,883 INFO L256 TraceCheckUtils]: 3: Hoare triple {2136#true} call #t~ret5 := main(); {2136#true} is VALID [2018-11-19 00:04:51,883 INFO L273 TraceCheckUtils]: 4: Hoare triple {2136#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {2136#true} is VALID [2018-11-19 00:04:51,884 INFO L273 TraceCheckUtils]: 5: Hoare triple {2136#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {2138#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:51,884 INFO L273 TraceCheckUtils]: 6: Hoare triple {2138#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {2138#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:51,885 INFO L273 TraceCheckUtils]: 7: Hoare triple {2138#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2139#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:51,885 INFO L273 TraceCheckUtils]: 8: Hoare triple {2139#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {2139#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:51,886 INFO L273 TraceCheckUtils]: 9: Hoare triple {2139#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2140#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:51,887 INFO L273 TraceCheckUtils]: 10: Hoare triple {2140#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {2140#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:51,888 INFO L273 TraceCheckUtils]: 11: Hoare triple {2140#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2141#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:51,891 INFO L273 TraceCheckUtils]: 12: Hoare triple {2141#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {2141#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:51,891 INFO L273 TraceCheckUtils]: 13: Hoare triple {2141#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2142#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:51,892 INFO L273 TraceCheckUtils]: 14: Hoare triple {2142#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {2142#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:51,892 INFO L273 TraceCheckUtils]: 15: Hoare triple {2142#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {2142#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:51,911 INFO L273 TraceCheckUtils]: 16: Hoare triple {2142#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} ~j~0 := 0; {2143#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:04:51,920 INFO L273 TraceCheckUtils]: 17: Hoare triple {2143#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 4)))} assume true; {2143#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:04:51,932 INFO L273 TraceCheckUtils]: 18: Hoare triple {2143#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 4)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2144#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:04:51,933 INFO L256 TraceCheckUtils]: 19: Hoare triple {2144#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2136#true} is VALID [2018-11-19 00:04:51,945 INFO L273 TraceCheckUtils]: 20: Hoare triple {2136#true} ~cond := #in~cond; {2145#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:04:51,960 INFO L273 TraceCheckUtils]: 21: Hoare triple {2145#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {2146#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:51,964 INFO L273 TraceCheckUtils]: 22: Hoare triple {2146#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {2146#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:51,967 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {2146#(not (= |__VERIFIER_assert_#in~cond| 0))} {2144#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #56#return; {2144#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:04:51,968 INFO L273 TraceCheckUtils]: 24: Hoare triple {2144#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {2147#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:04:51,969 INFO L273 TraceCheckUtils]: 25: Hoare triple {2147#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {2147#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:04:51,969 INFO L273 TraceCheckUtils]: 26: Hoare triple {2147#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2147#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:04:51,969 INFO L256 TraceCheckUtils]: 27: Hoare triple {2147#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2136#true} is VALID [2018-11-19 00:04:51,969 INFO L273 TraceCheckUtils]: 28: Hoare triple {2136#true} ~cond := #in~cond; {2136#true} is VALID [2018-11-19 00:04:51,969 INFO L273 TraceCheckUtils]: 29: Hoare triple {2136#true} assume !(0 == ~cond); {2136#true} is VALID [2018-11-19 00:04:51,970 INFO L273 TraceCheckUtils]: 30: Hoare triple {2136#true} assume true; {2136#true} is VALID [2018-11-19 00:04:51,971 INFO L268 TraceCheckUtils]: 31: Hoare quadruple {2136#true} {2147#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {2147#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:04:51,972 INFO L273 TraceCheckUtils]: 32: Hoare triple {2147#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {2148#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:51,973 INFO L273 TraceCheckUtils]: 33: Hoare triple {2148#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {2148#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:51,973 INFO L273 TraceCheckUtils]: 34: Hoare triple {2148#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2148#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:51,973 INFO L256 TraceCheckUtils]: 35: Hoare triple {2148#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2136#true} is VALID [2018-11-19 00:04:51,974 INFO L273 TraceCheckUtils]: 36: Hoare triple {2136#true} ~cond := #in~cond; {2136#true} is VALID [2018-11-19 00:04:51,974 INFO L273 TraceCheckUtils]: 37: Hoare triple {2136#true} assume !(0 == ~cond); {2136#true} is VALID [2018-11-19 00:04:51,974 INFO L273 TraceCheckUtils]: 38: Hoare triple {2136#true} assume true; {2136#true} is VALID [2018-11-19 00:04:51,975 INFO L268 TraceCheckUtils]: 39: Hoare quadruple {2136#true} {2148#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {2148#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:51,982 INFO L273 TraceCheckUtils]: 40: Hoare triple {2148#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {2149#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:04:51,982 INFO L273 TraceCheckUtils]: 41: Hoare triple {2149#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {2149#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:04:51,983 INFO L273 TraceCheckUtils]: 42: Hoare triple {2149#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2150#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:51,984 INFO L256 TraceCheckUtils]: 43: Hoare triple {2150#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2146#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:51,984 INFO L273 TraceCheckUtils]: 44: Hoare triple {2146#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {2151#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:04:51,985 INFO L273 TraceCheckUtils]: 45: Hoare triple {2151#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {2137#false} is VALID [2018-11-19 00:04:51,985 INFO L273 TraceCheckUtils]: 46: Hoare triple {2137#false} assume !false; {2137#false} is VALID [2018-11-19 00:04:51,990 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 17 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-19 00:04:51,990 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:04:51,990 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:04:51,999 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-19 00:04:52,030 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2018-11-19 00:04:52,030 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:04:52,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:52,042 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:04:52,535 INFO L256 TraceCheckUtils]: 0: Hoare triple {2136#true} call ULTIMATE.init(); {2136#true} is VALID [2018-11-19 00:04:52,536 INFO L273 TraceCheckUtils]: 1: Hoare triple {2136#true} assume true; {2136#true} is VALID [2018-11-19 00:04:52,536 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {2136#true} {2136#true} #52#return; {2136#true} is VALID [2018-11-19 00:04:52,536 INFO L256 TraceCheckUtils]: 3: Hoare triple {2136#true} call #t~ret5 := main(); {2136#true} is VALID [2018-11-19 00:04:52,536 INFO L273 TraceCheckUtils]: 4: Hoare triple {2136#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {2136#true} is VALID [2018-11-19 00:04:52,537 INFO L273 TraceCheckUtils]: 5: Hoare triple {2136#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {2138#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:52,537 INFO L273 TraceCheckUtils]: 6: Hoare triple {2138#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {2138#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:52,538 INFO L273 TraceCheckUtils]: 7: Hoare triple {2138#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2176#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:52,539 INFO L273 TraceCheckUtils]: 8: Hoare triple {2176#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {2176#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:52,540 INFO L273 TraceCheckUtils]: 9: Hoare triple {2176#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2183#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:52,541 INFO L273 TraceCheckUtils]: 10: Hoare triple {2183#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {2183#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:52,542 INFO L273 TraceCheckUtils]: 11: Hoare triple {2183#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2190#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:04:52,542 INFO L273 TraceCheckUtils]: 12: Hoare triple {2190#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {2190#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:04:52,543 INFO L273 TraceCheckUtils]: 13: Hoare triple {2190#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2197#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,544 INFO L273 TraceCheckUtils]: 14: Hoare triple {2197#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} assume true; {2197#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,545 INFO L273 TraceCheckUtils]: 15: Hoare triple {2197#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} assume !(~i~0 < ~n~0); {2197#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,545 INFO L273 TraceCheckUtils]: 16: Hoare triple {2197#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} ~j~0 := 0; {2207#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,546 INFO L273 TraceCheckUtils]: 17: Hoare triple {2207#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} assume true; {2207#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,547 INFO L273 TraceCheckUtils]: 18: Hoare triple {2207#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2207#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,547 INFO L256 TraceCheckUtils]: 19: Hoare triple {2207#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2136#true} is VALID [2018-11-19 00:04:52,548 INFO L273 TraceCheckUtils]: 20: Hoare triple {2136#true} ~cond := #in~cond; {2136#true} is VALID [2018-11-19 00:04:52,548 INFO L273 TraceCheckUtils]: 21: Hoare triple {2136#true} assume !(0 == ~cond); {2136#true} is VALID [2018-11-19 00:04:52,548 INFO L273 TraceCheckUtils]: 22: Hoare triple {2136#true} assume true; {2136#true} is VALID [2018-11-19 00:04:52,549 INFO L268 TraceCheckUtils]: 23: Hoare quadruple {2136#true} {2207#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} #56#return; {2207#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,550 INFO L273 TraceCheckUtils]: 24: Hoare triple {2207#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 4)) (<= 7 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {2232#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,550 INFO L273 TraceCheckUtils]: 25: Hoare triple {2232#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (<= 7 main_~n~0))} assume true; {2232#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,551 INFO L273 TraceCheckUtils]: 26: Hoare triple {2232#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (<= 7 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2232#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,551 INFO L256 TraceCheckUtils]: 27: Hoare triple {2232#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (<= 7 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2136#true} is VALID [2018-11-19 00:04:52,551 INFO L273 TraceCheckUtils]: 28: Hoare triple {2136#true} ~cond := #in~cond; {2136#true} is VALID [2018-11-19 00:04:52,551 INFO L273 TraceCheckUtils]: 29: Hoare triple {2136#true} assume !(0 == ~cond); {2136#true} is VALID [2018-11-19 00:04:52,552 INFO L273 TraceCheckUtils]: 30: Hoare triple {2136#true} assume true; {2136#true} is VALID [2018-11-19 00:04:52,552 INFO L268 TraceCheckUtils]: 31: Hoare quadruple {2136#true} {2232#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (<= 7 main_~n~0))} #56#return; {2232#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,553 INFO L273 TraceCheckUtils]: 32: Hoare triple {2232#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 5)) (<= 7 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {2257#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,554 INFO L273 TraceCheckUtils]: 33: Hoare triple {2257#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 7 main_~n~0))} assume true; {2257#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,555 INFO L273 TraceCheckUtils]: 34: Hoare triple {2257#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 7 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2257#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,555 INFO L256 TraceCheckUtils]: 35: Hoare triple {2257#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 7 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2136#true} is VALID [2018-11-19 00:04:52,556 INFO L273 TraceCheckUtils]: 36: Hoare triple {2136#true} ~cond := #in~cond; {2145#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:04:52,556 INFO L273 TraceCheckUtils]: 37: Hoare triple {2145#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {2146#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:52,557 INFO L273 TraceCheckUtils]: 38: Hoare triple {2146#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {2146#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:52,558 INFO L268 TraceCheckUtils]: 39: Hoare quadruple {2146#(not (= |__VERIFIER_assert_#in~cond| 0))} {2257#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 7 main_~n~0))} #56#return; {2257#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,559 INFO L273 TraceCheckUtils]: 40: Hoare triple {2257#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 7 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {2282#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 3 main_~j~0) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,559 INFO L273 TraceCheckUtils]: 41: Hoare triple {2282#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 3 main_~j~0) (<= 7 main_~n~0))} assume true; {2282#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 3 main_~j~0) (<= 7 main_~n~0))} is VALID [2018-11-19 00:04:52,561 INFO L273 TraceCheckUtils]: 42: Hoare triple {2282#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 3 main_~j~0) (<= 7 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2150#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:52,562 INFO L256 TraceCheckUtils]: 43: Hoare triple {2150#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2292#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:04:52,562 INFO L273 TraceCheckUtils]: 44: Hoare triple {2292#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {2296#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:04:52,563 INFO L273 TraceCheckUtils]: 45: Hoare triple {2296#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {2137#false} is VALID [2018-11-19 00:04:52,563 INFO L273 TraceCheckUtils]: 46: Hoare triple {2137#false} assume !false; {2137#false} is VALID [2018-11-19 00:04:52,567 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 11 proven. 42 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-19 00:04:52,586 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:04:52,586 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 26 [2018-11-19 00:04:52,587 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 47 [2018-11-19 00:04:52,587 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:04:52,588 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states. [2018-11-19 00:04:52,670 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:52,670 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-11-19 00:04:52,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-11-19 00:04:52,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=565, Unknown=0, NotChecked=0, Total=650 [2018-11-19 00:04:52,671 INFO L87 Difference]: Start difference. First operand 50 states and 51 transitions. Second operand 26 states. [2018-11-19 00:04:54,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:54,397 INFO L93 Difference]: Finished difference Result 97 states and 102 transitions. [2018-11-19 00:04:54,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-11-19 00:04:54,397 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 47 [2018-11-19 00:04:54,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:04:54,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-19 00:04:54,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 70 transitions. [2018-11-19 00:04:54,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-11-19 00:04:54,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 70 transitions. [2018-11-19 00:04:54,402 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 19 states and 70 transitions. [2018-11-19 00:04:54,482 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:54,484 INFO L225 Difference]: With dead ends: 97 [2018-11-19 00:04:54,485 INFO L226 Difference]: Without dead ends: 62 [2018-11-19 00:04:54,486 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 36 SyntacticMatches, 4 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=146, Invalid=976, Unknown=0, NotChecked=0, Total=1122 [2018-11-19 00:04:54,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-11-19 00:04:54,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 52. [2018-11-19 00:04:54,561 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:04:54,562 INFO L82 GeneralOperation]: Start isEquivalent. First operand 62 states. Second operand 52 states. [2018-11-19 00:04:54,562 INFO L74 IsIncluded]: Start isIncluded. First operand 62 states. Second operand 52 states. [2018-11-19 00:04:54,562 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 52 states. [2018-11-19 00:04:54,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:54,565 INFO L93 Difference]: Finished difference Result 62 states and 64 transitions. [2018-11-19 00:04:54,566 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 64 transitions. [2018-11-19 00:04:54,566 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:54,566 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:54,566 INFO L74 IsIncluded]: Start isIncluded. First operand 52 states. Second operand 62 states. [2018-11-19 00:04:54,566 INFO L87 Difference]: Start difference. First operand 52 states. Second operand 62 states. [2018-11-19 00:04:54,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:54,569 INFO L93 Difference]: Finished difference Result 62 states and 64 transitions. [2018-11-19 00:04:54,569 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 64 transitions. [2018-11-19 00:04:54,569 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:54,569 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:54,569 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:04:54,570 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:04:54,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2018-11-19 00:04:54,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 53 transitions. [2018-11-19 00:04:54,572 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 53 transitions. Word has length 47 [2018-11-19 00:04:54,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:04:54,572 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 53 transitions. [2018-11-19 00:04:54,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-11-19 00:04:54,572 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2018-11-19 00:04:54,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2018-11-19 00:04:54,573 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:04:54,573 INFO L375 BasicCegarLoop]: trace histogram [6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:04:54,574 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:04:54,574 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:04:54,574 INFO L82 PathProgramCache]: Analyzing trace with hash -1075211229, now seen corresponding path program 6 times [2018-11-19 00:04:54,574 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:04:54,574 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:04:54,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:54,575 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:04:54,575 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:54,837 INFO L256 TraceCheckUtils]: 0: Hoare triple {2652#true} call ULTIMATE.init(); {2652#true} is VALID [2018-11-19 00:04:54,837 INFO L273 TraceCheckUtils]: 1: Hoare triple {2652#true} assume true; {2652#true} is VALID [2018-11-19 00:04:54,838 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {2652#true} {2652#true} #52#return; {2652#true} is VALID [2018-11-19 00:04:54,838 INFO L256 TraceCheckUtils]: 3: Hoare triple {2652#true} call #t~ret5 := main(); {2652#true} is VALID [2018-11-19 00:04:54,838 INFO L273 TraceCheckUtils]: 4: Hoare triple {2652#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {2652#true} is VALID [2018-11-19 00:04:54,843 INFO L273 TraceCheckUtils]: 5: Hoare triple {2652#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {2654#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:54,844 INFO L273 TraceCheckUtils]: 6: Hoare triple {2654#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {2654#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:54,844 INFO L273 TraceCheckUtils]: 7: Hoare triple {2654#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2655#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:54,845 INFO L273 TraceCheckUtils]: 8: Hoare triple {2655#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {2655#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:54,845 INFO L273 TraceCheckUtils]: 9: Hoare triple {2655#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2656#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:54,846 INFO L273 TraceCheckUtils]: 10: Hoare triple {2656#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {2656#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:54,846 INFO L273 TraceCheckUtils]: 11: Hoare triple {2656#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2657#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:54,847 INFO L273 TraceCheckUtils]: 12: Hoare triple {2657#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume true; {2657#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:54,847 INFO L273 TraceCheckUtils]: 13: Hoare triple {2657#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2658#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:54,848 INFO L273 TraceCheckUtils]: 14: Hoare triple {2658#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume true; {2658#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:04:54,848 INFO L273 TraceCheckUtils]: 15: Hoare triple {2658#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:54,849 INFO L273 TraceCheckUtils]: 16: Hoare triple {2659#(<= 4 main_~k~0)} assume true; {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:54,849 INFO L273 TraceCheckUtils]: 17: Hoare triple {2659#(<= 4 main_~k~0)} assume !(~i~0 < ~n~0); {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:54,850 INFO L273 TraceCheckUtils]: 18: Hoare triple {2659#(<= 4 main_~k~0)} ~j~0 := 0; {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:54,850 INFO L273 TraceCheckUtils]: 19: Hoare triple {2659#(<= 4 main_~k~0)} assume true; {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:54,851 INFO L273 TraceCheckUtils]: 20: Hoare triple {2659#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:54,851 INFO L256 TraceCheckUtils]: 21: Hoare triple {2659#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2652#true} is VALID [2018-11-19 00:04:54,852 INFO L273 TraceCheckUtils]: 22: Hoare triple {2652#true} ~cond := #in~cond; {2660#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:04:54,852 INFO L273 TraceCheckUtils]: 23: Hoare triple {2660#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {2661#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:54,853 INFO L273 TraceCheckUtils]: 24: Hoare triple {2661#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {2661#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:54,854 INFO L268 TraceCheckUtils]: 25: Hoare quadruple {2661#(not (= |__VERIFIER_assert_#in~cond| 0))} {2659#(<= 4 main_~k~0)} #56#return; {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:54,855 INFO L273 TraceCheckUtils]: 26: Hoare triple {2659#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {2662#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:54,855 INFO L273 TraceCheckUtils]: 27: Hoare triple {2662#(<= 3 main_~k~0)} assume true; {2662#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:54,856 INFO L273 TraceCheckUtils]: 28: Hoare triple {2662#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2662#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:54,856 INFO L256 TraceCheckUtils]: 29: Hoare triple {2662#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2652#true} is VALID [2018-11-19 00:04:54,856 INFO L273 TraceCheckUtils]: 30: Hoare triple {2652#true} ~cond := #in~cond; {2652#true} is VALID [2018-11-19 00:04:54,856 INFO L273 TraceCheckUtils]: 31: Hoare triple {2652#true} assume !(0 == ~cond); {2652#true} is VALID [2018-11-19 00:04:54,857 INFO L273 TraceCheckUtils]: 32: Hoare triple {2652#true} assume true; {2652#true} is VALID [2018-11-19 00:04:54,857 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {2652#true} {2662#(<= 3 main_~k~0)} #56#return; {2662#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:54,858 INFO L273 TraceCheckUtils]: 34: Hoare triple {2662#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {2663#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:54,859 INFO L273 TraceCheckUtils]: 35: Hoare triple {2663#(<= 2 main_~k~0)} assume true; {2663#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:54,859 INFO L273 TraceCheckUtils]: 36: Hoare triple {2663#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2663#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:54,860 INFO L256 TraceCheckUtils]: 37: Hoare triple {2663#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2652#true} is VALID [2018-11-19 00:04:54,860 INFO L273 TraceCheckUtils]: 38: Hoare triple {2652#true} ~cond := #in~cond; {2652#true} is VALID [2018-11-19 00:04:54,860 INFO L273 TraceCheckUtils]: 39: Hoare triple {2652#true} assume !(0 == ~cond); {2652#true} is VALID [2018-11-19 00:04:54,860 INFO L273 TraceCheckUtils]: 40: Hoare triple {2652#true} assume true; {2652#true} is VALID [2018-11-19 00:04:54,861 INFO L268 TraceCheckUtils]: 41: Hoare quadruple {2652#true} {2663#(<= 2 main_~k~0)} #56#return; {2663#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:54,862 INFO L273 TraceCheckUtils]: 42: Hoare triple {2663#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {2664#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:54,862 INFO L273 TraceCheckUtils]: 43: Hoare triple {2664#(<= 1 main_~k~0)} assume true; {2664#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:54,863 INFO L273 TraceCheckUtils]: 44: Hoare triple {2664#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2664#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:54,863 INFO L256 TraceCheckUtils]: 45: Hoare triple {2664#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2661#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:54,864 INFO L273 TraceCheckUtils]: 46: Hoare triple {2661#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {2665#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:04:54,864 INFO L273 TraceCheckUtils]: 47: Hoare triple {2665#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {2653#false} is VALID [2018-11-19 00:04:54,864 INFO L273 TraceCheckUtils]: 48: Hoare triple {2653#false} assume !false; {2653#false} is VALID [2018-11-19 00:04:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 25 proven. 38 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-11-19 00:04:54,868 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:04:54,868 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:04:54,879 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-19 00:04:54,896 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2018-11-19 00:04:54,896 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:04:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:54,907 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:04:55,225 INFO L256 TraceCheckUtils]: 0: Hoare triple {2652#true} call ULTIMATE.init(); {2652#true} is VALID [2018-11-19 00:04:55,225 INFO L273 TraceCheckUtils]: 1: Hoare triple {2652#true} assume true; {2652#true} is VALID [2018-11-19 00:04:55,226 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {2652#true} {2652#true} #52#return; {2652#true} is VALID [2018-11-19 00:04:55,226 INFO L256 TraceCheckUtils]: 3: Hoare triple {2652#true} call #t~ret5 := main(); {2652#true} is VALID [2018-11-19 00:04:55,226 INFO L273 TraceCheckUtils]: 4: Hoare triple {2652#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {2652#true} is VALID [2018-11-19 00:04:55,240 INFO L273 TraceCheckUtils]: 5: Hoare triple {2652#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {2684#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:55,241 INFO L273 TraceCheckUtils]: 6: Hoare triple {2684#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {2684#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:55,241 INFO L273 TraceCheckUtils]: 7: Hoare triple {2684#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2691#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:55,242 INFO L273 TraceCheckUtils]: 8: Hoare triple {2691#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {2691#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:55,242 INFO L273 TraceCheckUtils]: 9: Hoare triple {2691#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2698#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:55,243 INFO L273 TraceCheckUtils]: 10: Hoare triple {2698#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {2698#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:55,244 INFO L273 TraceCheckUtils]: 11: Hoare triple {2698#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2705#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:04:55,244 INFO L273 TraceCheckUtils]: 12: Hoare triple {2705#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {2705#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:04:55,245 INFO L273 TraceCheckUtils]: 13: Hoare triple {2705#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2712#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:04:55,246 INFO L273 TraceCheckUtils]: 14: Hoare triple {2712#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {2712#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:04:55,247 INFO L273 TraceCheckUtils]: 15: Hoare triple {2712#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:55,248 INFO L273 TraceCheckUtils]: 16: Hoare triple {2659#(<= 4 main_~k~0)} assume true; {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:55,248 INFO L273 TraceCheckUtils]: 17: Hoare triple {2659#(<= 4 main_~k~0)} assume !(~i~0 < ~n~0); {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:55,249 INFO L273 TraceCheckUtils]: 18: Hoare triple {2659#(<= 4 main_~k~0)} ~j~0 := 0; {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:55,249 INFO L273 TraceCheckUtils]: 19: Hoare triple {2659#(<= 4 main_~k~0)} assume true; {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:55,250 INFO L273 TraceCheckUtils]: 20: Hoare triple {2659#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:55,250 INFO L256 TraceCheckUtils]: 21: Hoare triple {2659#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2652#true} is VALID [2018-11-19 00:04:55,250 INFO L273 TraceCheckUtils]: 22: Hoare triple {2652#true} ~cond := #in~cond; {2652#true} is VALID [2018-11-19 00:04:55,250 INFO L273 TraceCheckUtils]: 23: Hoare triple {2652#true} assume !(0 == ~cond); {2652#true} is VALID [2018-11-19 00:04:55,251 INFO L273 TraceCheckUtils]: 24: Hoare triple {2652#true} assume true; {2652#true} is VALID [2018-11-19 00:04:55,251 INFO L268 TraceCheckUtils]: 25: Hoare quadruple {2652#true} {2659#(<= 4 main_~k~0)} #56#return; {2659#(<= 4 main_~k~0)} is VALID [2018-11-19 00:04:55,252 INFO L273 TraceCheckUtils]: 26: Hoare triple {2659#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {2662#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:55,253 INFO L273 TraceCheckUtils]: 27: Hoare triple {2662#(<= 3 main_~k~0)} assume true; {2662#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:55,253 INFO L273 TraceCheckUtils]: 28: Hoare triple {2662#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2662#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:55,254 INFO L256 TraceCheckUtils]: 29: Hoare triple {2662#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2652#true} is VALID [2018-11-19 00:04:55,254 INFO L273 TraceCheckUtils]: 30: Hoare triple {2652#true} ~cond := #in~cond; {2652#true} is VALID [2018-11-19 00:04:55,254 INFO L273 TraceCheckUtils]: 31: Hoare triple {2652#true} assume !(0 == ~cond); {2652#true} is VALID [2018-11-19 00:04:55,254 INFO L273 TraceCheckUtils]: 32: Hoare triple {2652#true} assume true; {2652#true} is VALID [2018-11-19 00:04:55,255 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {2652#true} {2662#(<= 3 main_~k~0)} #56#return; {2662#(<= 3 main_~k~0)} is VALID [2018-11-19 00:04:55,256 INFO L273 TraceCheckUtils]: 34: Hoare triple {2662#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {2663#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:55,256 INFO L273 TraceCheckUtils]: 35: Hoare triple {2663#(<= 2 main_~k~0)} assume true; {2663#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:55,256 INFO L273 TraceCheckUtils]: 36: Hoare triple {2663#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2663#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:55,257 INFO L256 TraceCheckUtils]: 37: Hoare triple {2663#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2652#true} is VALID [2018-11-19 00:04:55,257 INFO L273 TraceCheckUtils]: 38: Hoare triple {2652#true} ~cond := #in~cond; {2652#true} is VALID [2018-11-19 00:04:55,257 INFO L273 TraceCheckUtils]: 39: Hoare triple {2652#true} assume !(0 == ~cond); {2652#true} is VALID [2018-11-19 00:04:55,257 INFO L273 TraceCheckUtils]: 40: Hoare triple {2652#true} assume true; {2652#true} is VALID [2018-11-19 00:04:55,257 INFO L268 TraceCheckUtils]: 41: Hoare quadruple {2652#true} {2663#(<= 2 main_~k~0)} #56#return; {2663#(<= 2 main_~k~0)} is VALID [2018-11-19 00:04:55,258 INFO L273 TraceCheckUtils]: 42: Hoare triple {2663#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {2664#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:55,258 INFO L273 TraceCheckUtils]: 43: Hoare triple {2664#(<= 1 main_~k~0)} assume true; {2664#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:55,258 INFO L273 TraceCheckUtils]: 44: Hoare triple {2664#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {2664#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:55,259 INFO L256 TraceCheckUtils]: 45: Hoare triple {2664#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {2809#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:04:55,260 INFO L273 TraceCheckUtils]: 46: Hoare triple {2809#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {2813#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:04:55,261 INFO L273 TraceCheckUtils]: 47: Hoare triple {2813#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {2653#false} is VALID [2018-11-19 00:04:55,261 INFO L273 TraceCheckUtils]: 48: Hoare triple {2653#false} assume !false; {2653#false} is VALID [2018-11-19 00:04:55,264 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-11-19 00:04:55,283 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:04:55,283 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 21 [2018-11-19 00:04:55,284 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 49 [2018-11-19 00:04:55,284 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:04:55,284 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 21 states. [2018-11-19 00:04:55,341 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:55,341 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-11-19 00:04:55,341 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-11-19 00:04:55,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=348, Unknown=0, NotChecked=0, Total=420 [2018-11-19 00:04:55,342 INFO L87 Difference]: Start difference. First operand 52 states and 53 transitions. Second operand 21 states. [2018-11-19 00:04:56,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:56,457 INFO L93 Difference]: Finished difference Result 67 states and 69 transitions. [2018-11-19 00:04:56,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-19 00:04:56,457 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 49 [2018-11-19 00:04:56,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:04:56,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-11-19 00:04:56,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 60 transitions. [2018-11-19 00:04:56,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-11-19 00:04:56,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 60 transitions. [2018-11-19 00:04:56,462 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 18 states and 60 transitions. [2018-11-19 00:04:56,531 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 60 edges. 60 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:56,533 INFO L225 Difference]: With dead ends: 67 [2018-11-19 00:04:56,533 INFO L226 Difference]: Without dead ends: 65 [2018-11-19 00:04:56,534 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=167, Invalid=763, Unknown=0, NotChecked=0, Total=930 [2018-11-19 00:04:56,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2018-11-19 00:04:56,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 60. [2018-11-19 00:04:56,612 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:04:56,612 INFO L82 GeneralOperation]: Start isEquivalent. First operand 65 states. Second operand 60 states. [2018-11-19 00:04:56,612 INFO L74 IsIncluded]: Start isIncluded. First operand 65 states. Second operand 60 states. [2018-11-19 00:04:56,612 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 60 states. [2018-11-19 00:04:56,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:56,615 INFO L93 Difference]: Finished difference Result 65 states and 67 transitions. [2018-11-19 00:04:56,615 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 67 transitions. [2018-11-19 00:04:56,615 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:56,615 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:56,616 INFO L74 IsIncluded]: Start isIncluded. First operand 60 states. Second operand 65 states. [2018-11-19 00:04:56,616 INFO L87 Difference]: Start difference. First operand 60 states. Second operand 65 states. [2018-11-19 00:04:56,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:04:56,618 INFO L93 Difference]: Finished difference Result 65 states and 67 transitions. [2018-11-19 00:04:56,618 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 67 transitions. [2018-11-19 00:04:56,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:04:56,619 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:04:56,619 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:04:56,619 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:04:56,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-11-19 00:04:56,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 61 transitions. [2018-11-19 00:04:56,621 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 61 transitions. Word has length 49 [2018-11-19 00:04:56,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:04:56,621 INFO L480 AbstractCegarLoop]: Abstraction has 60 states and 61 transitions. [2018-11-19 00:04:56,621 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-11-19 00:04:56,621 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 61 transitions. [2018-11-19 00:04:56,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-19 00:04:56,622 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:04:56,622 INFO L375 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:04:56,623 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:04:56,623 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:04:56,623 INFO L82 PathProgramCache]: Analyzing trace with hash 893803878, now seen corresponding path program 7 times [2018-11-19 00:04:56,623 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:04:56,623 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:04:56,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:56,624 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:04:56,624 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:04:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:57,395 INFO L256 TraceCheckUtils]: 0: Hoare triple {3148#true} call ULTIMATE.init(); {3148#true} is VALID [2018-11-19 00:04:57,395 INFO L273 TraceCheckUtils]: 1: Hoare triple {3148#true} assume true; {3148#true} is VALID [2018-11-19 00:04:57,396 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {3148#true} {3148#true} #52#return; {3148#true} is VALID [2018-11-19 00:04:57,396 INFO L256 TraceCheckUtils]: 3: Hoare triple {3148#true} call #t~ret5 := main(); {3148#true} is VALID [2018-11-19 00:04:57,396 INFO L273 TraceCheckUtils]: 4: Hoare triple {3148#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {3148#true} is VALID [2018-11-19 00:04:57,397 INFO L273 TraceCheckUtils]: 5: Hoare triple {3148#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {3150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:57,397 INFO L273 TraceCheckUtils]: 6: Hoare triple {3150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {3150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:57,398 INFO L273 TraceCheckUtils]: 7: Hoare triple {3150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3151#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:57,399 INFO L273 TraceCheckUtils]: 8: Hoare triple {3151#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {3151#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:57,399 INFO L273 TraceCheckUtils]: 9: Hoare triple {3151#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3152#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:57,400 INFO L273 TraceCheckUtils]: 10: Hoare triple {3152#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {3152#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:57,400 INFO L273 TraceCheckUtils]: 11: Hoare triple {3152#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3153#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:57,401 INFO L273 TraceCheckUtils]: 12: Hoare triple {3153#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {3153#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:57,402 INFO L273 TraceCheckUtils]: 13: Hoare triple {3153#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3154#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:57,403 INFO L273 TraceCheckUtils]: 14: Hoare triple {3154#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {3154#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:57,404 INFO L273 TraceCheckUtils]: 15: Hoare triple {3154#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3155#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:04:57,404 INFO L273 TraceCheckUtils]: 16: Hoare triple {3155#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {3155#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:04:57,405 INFO L273 TraceCheckUtils]: 17: Hoare triple {3155#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !(~i~0 < ~n~0); {3155#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:04:57,406 INFO L273 TraceCheckUtils]: 18: Hoare triple {3155#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} ~j~0 := 0; {3156#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 5)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:57,407 INFO L273 TraceCheckUtils]: 19: Hoare triple {3156#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 5)) (<= 1 main_~n~0))} assume true; {3156#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 5)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:04:57,408 INFO L273 TraceCheckUtils]: 20: Hoare triple {3156#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 5)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3157#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:04:57,408 INFO L256 TraceCheckUtils]: 21: Hoare triple {3157#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3148#true} is VALID [2018-11-19 00:04:57,409 INFO L273 TraceCheckUtils]: 22: Hoare triple {3148#true} ~cond := #in~cond; {3158#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:04:57,409 INFO L273 TraceCheckUtils]: 23: Hoare triple {3158#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {3159#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:57,410 INFO L273 TraceCheckUtils]: 24: Hoare triple {3159#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {3159#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:57,411 INFO L268 TraceCheckUtils]: 25: Hoare quadruple {3159#(not (= |__VERIFIER_assert_#in~cond| 0))} {3157#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #56#return; {3157#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:04:57,412 INFO L273 TraceCheckUtils]: 26: Hoare triple {3157#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3160#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:04:57,413 INFO L273 TraceCheckUtils]: 27: Hoare triple {3160#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume true; {3160#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:04:57,413 INFO L273 TraceCheckUtils]: 28: Hoare triple {3160#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3160#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:04:57,413 INFO L256 TraceCheckUtils]: 29: Hoare triple {3160#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3148#true} is VALID [2018-11-19 00:04:57,414 INFO L273 TraceCheckUtils]: 30: Hoare triple {3148#true} ~cond := #in~cond; {3148#true} is VALID [2018-11-19 00:04:57,414 INFO L273 TraceCheckUtils]: 31: Hoare triple {3148#true} assume !(0 == ~cond); {3148#true} is VALID [2018-11-19 00:04:57,414 INFO L273 TraceCheckUtils]: 32: Hoare triple {3148#true} assume true; {3148#true} is VALID [2018-11-19 00:04:57,415 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {3148#true} {3160#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #56#return; {3160#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:04:57,416 INFO L273 TraceCheckUtils]: 34: Hoare triple {3160#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3161#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:04:57,416 INFO L273 TraceCheckUtils]: 35: Hoare triple {3161#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {3161#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:04:57,417 INFO L273 TraceCheckUtils]: 36: Hoare triple {3161#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3161#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:04:57,417 INFO L256 TraceCheckUtils]: 37: Hoare triple {3161#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3148#true} is VALID [2018-11-19 00:04:57,417 INFO L273 TraceCheckUtils]: 38: Hoare triple {3148#true} ~cond := #in~cond; {3148#true} is VALID [2018-11-19 00:04:57,417 INFO L273 TraceCheckUtils]: 39: Hoare triple {3148#true} assume !(0 == ~cond); {3148#true} is VALID [2018-11-19 00:04:57,417 INFO L273 TraceCheckUtils]: 40: Hoare triple {3148#true} assume true; {3148#true} is VALID [2018-11-19 00:04:57,418 INFO L268 TraceCheckUtils]: 41: Hoare quadruple {3148#true} {3161#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {3161#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:04:57,418 INFO L273 TraceCheckUtils]: 42: Hoare triple {3161#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3162#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:57,419 INFO L273 TraceCheckUtils]: 43: Hoare triple {3162#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {3162#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:57,419 INFO L273 TraceCheckUtils]: 44: Hoare triple {3162#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3162#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:57,420 INFO L256 TraceCheckUtils]: 45: Hoare triple {3162#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3148#true} is VALID [2018-11-19 00:04:57,420 INFO L273 TraceCheckUtils]: 46: Hoare triple {3148#true} ~cond := #in~cond; {3148#true} is VALID [2018-11-19 00:04:57,420 INFO L273 TraceCheckUtils]: 47: Hoare triple {3148#true} assume !(0 == ~cond); {3148#true} is VALID [2018-11-19 00:04:57,420 INFO L273 TraceCheckUtils]: 48: Hoare triple {3148#true} assume true; {3148#true} is VALID [2018-11-19 00:04:57,421 INFO L268 TraceCheckUtils]: 49: Hoare quadruple {3148#true} {3162#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {3162#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:04:57,422 INFO L273 TraceCheckUtils]: 50: Hoare triple {3162#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3163#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:04:57,423 INFO L273 TraceCheckUtils]: 51: Hoare triple {3163#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {3163#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:04:57,425 INFO L273 TraceCheckUtils]: 52: Hoare triple {3163#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3164#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:57,425 INFO L256 TraceCheckUtils]: 53: Hoare triple {3164#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3159#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:57,426 INFO L273 TraceCheckUtils]: 54: Hoare triple {3159#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {3165#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:04:57,427 INFO L273 TraceCheckUtils]: 55: Hoare triple {3165#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {3149#false} is VALID [2018-11-19 00:04:57,427 INFO L273 TraceCheckUtils]: 56: Hoare triple {3149#false} assume !false; {3149#false} is VALID [2018-11-19 00:04:57,437 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 31 proven. 52 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-19 00:04:57,437 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:04:57,437 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:04:57,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:04:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:04:57,479 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:04:58,108 INFO L256 TraceCheckUtils]: 0: Hoare triple {3148#true} call ULTIMATE.init(); {3148#true} is VALID [2018-11-19 00:04:58,108 INFO L273 TraceCheckUtils]: 1: Hoare triple {3148#true} assume true; {3148#true} is VALID [2018-11-19 00:04:58,109 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {3148#true} {3148#true} #52#return; {3148#true} is VALID [2018-11-19 00:04:58,109 INFO L256 TraceCheckUtils]: 3: Hoare triple {3148#true} call #t~ret5 := main(); {3148#true} is VALID [2018-11-19 00:04:58,109 INFO L273 TraceCheckUtils]: 4: Hoare triple {3148#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {3148#true} is VALID [2018-11-19 00:04:58,110 INFO L273 TraceCheckUtils]: 5: Hoare triple {3148#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {3150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:58,110 INFO L273 TraceCheckUtils]: 6: Hoare triple {3150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {3150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:04:58,111 INFO L273 TraceCheckUtils]: 7: Hoare triple {3150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3190#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:58,111 INFO L273 TraceCheckUtils]: 8: Hoare triple {3190#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {3190#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:04:58,112 INFO L273 TraceCheckUtils]: 9: Hoare triple {3190#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3197#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:58,112 INFO L273 TraceCheckUtils]: 10: Hoare triple {3197#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {3197#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:04:58,113 INFO L273 TraceCheckUtils]: 11: Hoare triple {3197#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3204#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:04:58,113 INFO L273 TraceCheckUtils]: 12: Hoare triple {3204#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {3204#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:04:58,114 INFO L273 TraceCheckUtils]: 13: Hoare triple {3204#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3211#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:04:58,115 INFO L273 TraceCheckUtils]: 14: Hoare triple {3211#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {3211#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:04:58,116 INFO L273 TraceCheckUtils]: 15: Hoare triple {3211#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3218#(and (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:04:58,117 INFO L273 TraceCheckUtils]: 16: Hoare triple {3218#(and (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {3218#(and (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:04:58,118 INFO L273 TraceCheckUtils]: 17: Hoare triple {3218#(and (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !(~i~0 < ~n~0); {3218#(and (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:04:58,118 INFO L273 TraceCheckUtils]: 18: Hoare triple {3218#(and (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} ~j~0 := 0; {3228#(and (<= 0 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:04:58,119 INFO L273 TraceCheckUtils]: 19: Hoare triple {3228#(and (<= 0 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {3228#(and (<= 0 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:04:58,120 INFO L273 TraceCheckUtils]: 20: Hoare triple {3228#(and (<= 0 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3228#(and (<= 0 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:04:58,120 INFO L256 TraceCheckUtils]: 21: Hoare triple {3228#(and (<= 0 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3148#true} is VALID [2018-11-19 00:04:58,121 INFO L273 TraceCheckUtils]: 22: Hoare triple {3148#true} ~cond := #in~cond; {3158#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:04:58,121 INFO L273 TraceCheckUtils]: 23: Hoare triple {3158#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {3159#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:58,122 INFO L273 TraceCheckUtils]: 24: Hoare triple {3159#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {3159#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:04:58,122 INFO L268 TraceCheckUtils]: 25: Hoare quadruple {3159#(not (= |__VERIFIER_assert_#in~cond| 0))} {3228#(and (<= 0 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} #56#return; {3228#(and (<= 0 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:04:58,123 INFO L273 TraceCheckUtils]: 26: Hoare triple {3228#(and (<= 0 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3253#(and (<= 1 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:04:58,124 INFO L273 TraceCheckUtils]: 27: Hoare triple {3253#(and (<= 1 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {3253#(and (<= 1 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:04:58,125 INFO L273 TraceCheckUtils]: 28: Hoare triple {3253#(and (<= 1 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3253#(and (<= 1 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:04:58,125 INFO L256 TraceCheckUtils]: 29: Hoare triple {3253#(and (<= 1 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 6)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3148#true} is VALID [2018-11-19 00:04:58,125 INFO L273 TraceCheckUtils]: 30: Hoare triple {3148#true} ~cond := #in~cond; {3148#true} is VALID [2018-11-19 00:04:58,126 INFO L273 TraceCheckUtils]: 31: Hoare triple {3148#true} assume !(0 == ~cond); {3148#true} is VALID [2018-11-19 00:04:58,126 INFO L273 TraceCheckUtils]: 32: Hoare triple {3148#true} assume true; {3148#true} is VALID [2018-11-19 00:04:58,127 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {3148#true} {3253#(and (<= 1 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 6)))} #56#return; {3253#(and (<= 1 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:04:58,128 INFO L273 TraceCheckUtils]: 34: Hoare triple {3253#(and (<= 1 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 6)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3278#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 9 main_~n~0))} is VALID [2018-11-19 00:04:58,128 INFO L273 TraceCheckUtils]: 35: Hoare triple {3278#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 9 main_~n~0))} assume true; {3278#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 9 main_~n~0))} is VALID [2018-11-19 00:04:58,129 INFO L273 TraceCheckUtils]: 36: Hoare triple {3278#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 9 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3278#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 9 main_~n~0))} is VALID [2018-11-19 00:04:58,129 INFO L256 TraceCheckUtils]: 37: Hoare triple {3278#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 9 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3148#true} is VALID [2018-11-19 00:04:58,130 INFO L273 TraceCheckUtils]: 38: Hoare triple {3148#true} ~cond := #in~cond; {3148#true} is VALID [2018-11-19 00:04:58,130 INFO L273 TraceCheckUtils]: 39: Hoare triple {3148#true} assume !(0 == ~cond); {3148#true} is VALID [2018-11-19 00:04:58,130 INFO L273 TraceCheckUtils]: 40: Hoare triple {3148#true} assume true; {3148#true} is VALID [2018-11-19 00:04:58,131 INFO L268 TraceCheckUtils]: 41: Hoare quadruple {3148#true} {3278#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 9 main_~n~0))} #56#return; {3278#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 9 main_~n~0))} is VALID [2018-11-19 00:04:58,153 INFO L273 TraceCheckUtils]: 42: Hoare triple {3278#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 9 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3303#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 9 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:04:58,153 INFO L273 TraceCheckUtils]: 43: Hoare triple {3303#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 9 main_~n~0) (<= 3 main_~j~0))} assume true; {3303#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 9 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:04:58,154 INFO L273 TraceCheckUtils]: 44: Hoare triple {3303#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 9 main_~n~0) (<= 3 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3303#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 9 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:04:58,154 INFO L256 TraceCheckUtils]: 45: Hoare triple {3303#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 9 main_~n~0) (<= 3 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3148#true} is VALID [2018-11-19 00:04:58,154 INFO L273 TraceCheckUtils]: 46: Hoare triple {3148#true} ~cond := #in~cond; {3148#true} is VALID [2018-11-19 00:04:58,154 INFO L273 TraceCheckUtils]: 47: Hoare triple {3148#true} assume !(0 == ~cond); {3148#true} is VALID [2018-11-19 00:04:58,154 INFO L273 TraceCheckUtils]: 48: Hoare triple {3148#true} assume true; {3148#true} is VALID [2018-11-19 00:04:58,155 INFO L268 TraceCheckUtils]: 49: Hoare quadruple {3148#true} {3303#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 9 main_~n~0) (<= 3 main_~j~0))} #56#return; {3303#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 9 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:04:58,156 INFO L273 TraceCheckUtils]: 50: Hoare triple {3303#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 9 main_~n~0) (<= 3 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3328#(and (<= 4 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 9)))} is VALID [2018-11-19 00:04:58,156 INFO L273 TraceCheckUtils]: 51: Hoare triple {3328#(and (<= 4 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 9)))} assume true; {3328#(and (<= 4 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 9)))} is VALID [2018-11-19 00:04:58,157 INFO L273 TraceCheckUtils]: 52: Hoare triple {3328#(and (<= 4 main_~j~0) (<= 9 main_~n~0) (<= main_~n~0 (+ main_~k~0 9)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3164#(<= 1 main_~k~0)} is VALID [2018-11-19 00:04:58,158 INFO L256 TraceCheckUtils]: 53: Hoare triple {3164#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3338#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:04:58,158 INFO L273 TraceCheckUtils]: 54: Hoare triple {3338#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {3342#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:04:58,159 INFO L273 TraceCheckUtils]: 55: Hoare triple {3342#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {3149#false} is VALID [2018-11-19 00:04:58,159 INFO L273 TraceCheckUtils]: 56: Hoare triple {3149#false} assume !false; {3149#false} is VALID [2018-11-19 00:04:58,164 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 7 proven. 76 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-19 00:04:58,182 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:04:58,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 30 [2018-11-19 00:04:58,183 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 57 [2018-11-19 00:04:58,184 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:04:58,184 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 30 states. [2018-11-19 00:04:58,281 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 88 edges. 88 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:04:58,281 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-11-19 00:04:58,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-11-19 00:04:58,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=762, Unknown=0, NotChecked=0, Total=870 [2018-11-19 00:04:58,283 INFO L87 Difference]: Start difference. First operand 60 states and 61 transitions. Second operand 30 states. [2018-11-19 00:05:01,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:01,674 INFO L93 Difference]: Finished difference Result 115 states and 120 transitions. [2018-11-19 00:05:01,674 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-11-19 00:05:01,675 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 57 [2018-11-19 00:05:01,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:05:01,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-19 00:05:01,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 77 transitions. [2018-11-19 00:05:01,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-19 00:05:01,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 77 transitions. [2018-11-19 00:05:01,680 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 21 states and 77 transitions. [2018-11-19 00:05:01,767 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 77 edges. 77 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:01,769 INFO L225 Difference]: With dead ends: 115 [2018-11-19 00:05:01,769 INFO L226 Difference]: Without dead ends: 72 [2018-11-19 00:05:01,771 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 44 SyntacticMatches, 4 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=181, Invalid=1301, Unknown=0, NotChecked=0, Total=1482 [2018-11-19 00:05:01,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2018-11-19 00:05:01,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 62. [2018-11-19 00:05:01,839 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:05:01,839 INFO L82 GeneralOperation]: Start isEquivalent. First operand 72 states. Second operand 62 states. [2018-11-19 00:05:01,839 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 62 states. [2018-11-19 00:05:01,839 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 62 states. [2018-11-19 00:05:01,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:01,842 INFO L93 Difference]: Finished difference Result 72 states and 74 transitions. [2018-11-19 00:05:01,842 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 74 transitions. [2018-11-19 00:05:01,842 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:01,843 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:01,843 INFO L74 IsIncluded]: Start isIncluded. First operand 62 states. Second operand 72 states. [2018-11-19 00:05:01,843 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 72 states. [2018-11-19 00:05:01,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:01,845 INFO L93 Difference]: Finished difference Result 72 states and 74 transitions. [2018-11-19 00:05:01,845 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 74 transitions. [2018-11-19 00:05:01,845 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:01,845 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:01,846 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:05:01,846 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:05:01,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-11-19 00:05:01,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 63 transitions. [2018-11-19 00:05:01,848 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 63 transitions. Word has length 57 [2018-11-19 00:05:01,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:05:01,848 INFO L480 AbstractCegarLoop]: Abstraction has 62 states and 63 transitions. [2018-11-19 00:05:01,848 INFO L481 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-11-19 00:05:01,848 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 63 transitions. [2018-11-19 00:05:01,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-19 00:05:01,849 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:05:01,849 INFO L375 BasicCegarLoop]: trace histogram [7, 6, 5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:05:01,849 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:05:01,849 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:05:01,849 INFO L82 PathProgramCache]: Analyzing trace with hash 1175347936, now seen corresponding path program 8 times [2018-11-19 00:05:01,850 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:05:01,850 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:05:01,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:01,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:05:01,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:01,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:02,128 INFO L256 TraceCheckUtils]: 0: Hoare triple {3759#true} call ULTIMATE.init(); {3759#true} is VALID [2018-11-19 00:05:02,129 INFO L273 TraceCheckUtils]: 1: Hoare triple {3759#true} assume true; {3759#true} is VALID [2018-11-19 00:05:02,129 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {3759#true} {3759#true} #52#return; {3759#true} is VALID [2018-11-19 00:05:02,129 INFO L256 TraceCheckUtils]: 3: Hoare triple {3759#true} call #t~ret5 := main(); {3759#true} is VALID [2018-11-19 00:05:02,129 INFO L273 TraceCheckUtils]: 4: Hoare triple {3759#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {3759#true} is VALID [2018-11-19 00:05:02,130 INFO L273 TraceCheckUtils]: 5: Hoare triple {3759#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {3761#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:02,130 INFO L273 TraceCheckUtils]: 6: Hoare triple {3761#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {3761#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:02,131 INFO L273 TraceCheckUtils]: 7: Hoare triple {3761#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3762#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:02,131 INFO L273 TraceCheckUtils]: 8: Hoare triple {3762#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {3762#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:02,132 INFO L273 TraceCheckUtils]: 9: Hoare triple {3762#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3763#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:02,133 INFO L273 TraceCheckUtils]: 10: Hoare triple {3763#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {3763#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:02,133 INFO L273 TraceCheckUtils]: 11: Hoare triple {3763#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3764#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:02,134 INFO L273 TraceCheckUtils]: 12: Hoare triple {3764#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume true; {3764#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:02,135 INFO L273 TraceCheckUtils]: 13: Hoare triple {3764#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3765#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:02,136 INFO L273 TraceCheckUtils]: 14: Hoare triple {3765#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume true; {3765#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:02,136 INFO L273 TraceCheckUtils]: 15: Hoare triple {3765#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3766#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:02,137 INFO L273 TraceCheckUtils]: 16: Hoare triple {3766#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume true; {3766#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:02,138 INFO L273 TraceCheckUtils]: 17: Hoare triple {3766#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,138 INFO L273 TraceCheckUtils]: 18: Hoare triple {3767#(<= 5 main_~k~0)} assume true; {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,139 INFO L273 TraceCheckUtils]: 19: Hoare triple {3767#(<= 5 main_~k~0)} assume !(~i~0 < ~n~0); {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,140 INFO L273 TraceCheckUtils]: 20: Hoare triple {3767#(<= 5 main_~k~0)} ~j~0 := 0; {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,140 INFO L273 TraceCheckUtils]: 21: Hoare triple {3767#(<= 5 main_~k~0)} assume true; {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,141 INFO L273 TraceCheckUtils]: 22: Hoare triple {3767#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,141 INFO L256 TraceCheckUtils]: 23: Hoare triple {3767#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3759#true} is VALID [2018-11-19 00:05:02,141 INFO L273 TraceCheckUtils]: 24: Hoare triple {3759#true} ~cond := #in~cond; {3768#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:02,142 INFO L273 TraceCheckUtils]: 25: Hoare triple {3768#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {3769#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:02,142 INFO L273 TraceCheckUtils]: 26: Hoare triple {3769#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {3769#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:02,143 INFO L268 TraceCheckUtils]: 27: Hoare quadruple {3769#(not (= |__VERIFIER_assert_#in~cond| 0))} {3767#(<= 5 main_~k~0)} #56#return; {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,144 INFO L273 TraceCheckUtils]: 28: Hoare triple {3767#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3770#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:02,145 INFO L273 TraceCheckUtils]: 29: Hoare triple {3770#(<= 4 main_~k~0)} assume true; {3770#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:02,145 INFO L273 TraceCheckUtils]: 30: Hoare triple {3770#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3770#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:02,145 INFO L256 TraceCheckUtils]: 31: Hoare triple {3770#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3759#true} is VALID [2018-11-19 00:05:02,146 INFO L273 TraceCheckUtils]: 32: Hoare triple {3759#true} ~cond := #in~cond; {3759#true} is VALID [2018-11-19 00:05:02,146 INFO L273 TraceCheckUtils]: 33: Hoare triple {3759#true} assume !(0 == ~cond); {3759#true} is VALID [2018-11-19 00:05:02,146 INFO L273 TraceCheckUtils]: 34: Hoare triple {3759#true} assume true; {3759#true} is VALID [2018-11-19 00:05:02,147 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {3759#true} {3770#(<= 4 main_~k~0)} #56#return; {3770#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:02,148 INFO L273 TraceCheckUtils]: 36: Hoare triple {3770#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3771#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:02,148 INFO L273 TraceCheckUtils]: 37: Hoare triple {3771#(<= 3 main_~k~0)} assume true; {3771#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:02,148 INFO L273 TraceCheckUtils]: 38: Hoare triple {3771#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3771#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:02,148 INFO L256 TraceCheckUtils]: 39: Hoare triple {3771#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3759#true} is VALID [2018-11-19 00:05:02,149 INFO L273 TraceCheckUtils]: 40: Hoare triple {3759#true} ~cond := #in~cond; {3759#true} is VALID [2018-11-19 00:05:02,149 INFO L273 TraceCheckUtils]: 41: Hoare triple {3759#true} assume !(0 == ~cond); {3759#true} is VALID [2018-11-19 00:05:02,149 INFO L273 TraceCheckUtils]: 42: Hoare triple {3759#true} assume true; {3759#true} is VALID [2018-11-19 00:05:02,149 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {3759#true} {3771#(<= 3 main_~k~0)} #56#return; {3771#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:02,150 INFO L273 TraceCheckUtils]: 44: Hoare triple {3771#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3772#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:02,150 INFO L273 TraceCheckUtils]: 45: Hoare triple {3772#(<= 2 main_~k~0)} assume true; {3772#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:02,151 INFO L273 TraceCheckUtils]: 46: Hoare triple {3772#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3772#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:02,151 INFO L256 TraceCheckUtils]: 47: Hoare triple {3772#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3759#true} is VALID [2018-11-19 00:05:02,151 INFO L273 TraceCheckUtils]: 48: Hoare triple {3759#true} ~cond := #in~cond; {3759#true} is VALID [2018-11-19 00:05:02,151 INFO L273 TraceCheckUtils]: 49: Hoare triple {3759#true} assume !(0 == ~cond); {3759#true} is VALID [2018-11-19 00:05:02,152 INFO L273 TraceCheckUtils]: 50: Hoare triple {3759#true} assume true; {3759#true} is VALID [2018-11-19 00:05:02,152 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {3759#true} {3772#(<= 2 main_~k~0)} #56#return; {3772#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:02,153 INFO L273 TraceCheckUtils]: 52: Hoare triple {3772#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3773#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:02,154 INFO L273 TraceCheckUtils]: 53: Hoare triple {3773#(<= 1 main_~k~0)} assume true; {3773#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:02,154 INFO L273 TraceCheckUtils]: 54: Hoare triple {3773#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3773#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:02,155 INFO L256 TraceCheckUtils]: 55: Hoare triple {3773#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3769#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:02,156 INFO L273 TraceCheckUtils]: 56: Hoare triple {3769#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {3774#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:05:02,156 INFO L273 TraceCheckUtils]: 57: Hoare triple {3774#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {3760#false} is VALID [2018-11-19 00:05:02,157 INFO L273 TraceCheckUtils]: 58: Hoare triple {3760#false} assume !false; {3760#false} is VALID [2018-11-19 00:05:02,160 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 37 proven. 58 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-11-19 00:05:02,160 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:05:02,161 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:05:02,172 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-19 00:05:02,191 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-19 00:05:02,191 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:05:02,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:02,204 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:05:02,520 INFO L256 TraceCheckUtils]: 0: Hoare triple {3759#true} call ULTIMATE.init(); {3759#true} is VALID [2018-11-19 00:05:02,520 INFO L273 TraceCheckUtils]: 1: Hoare triple {3759#true} assume true; {3759#true} is VALID [2018-11-19 00:05:02,520 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {3759#true} {3759#true} #52#return; {3759#true} is VALID [2018-11-19 00:05:02,521 INFO L256 TraceCheckUtils]: 3: Hoare triple {3759#true} call #t~ret5 := main(); {3759#true} is VALID [2018-11-19 00:05:02,521 INFO L273 TraceCheckUtils]: 4: Hoare triple {3759#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {3759#true} is VALID [2018-11-19 00:05:02,532 INFO L273 TraceCheckUtils]: 5: Hoare triple {3759#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {3793#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:02,532 INFO L273 TraceCheckUtils]: 6: Hoare triple {3793#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {3793#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:02,533 INFO L273 TraceCheckUtils]: 7: Hoare triple {3793#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3800#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:02,534 INFO L273 TraceCheckUtils]: 8: Hoare triple {3800#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {3800#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:02,534 INFO L273 TraceCheckUtils]: 9: Hoare triple {3800#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3807#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:02,535 INFO L273 TraceCheckUtils]: 10: Hoare triple {3807#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {3807#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:02,535 INFO L273 TraceCheckUtils]: 11: Hoare triple {3807#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3814#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:02,536 INFO L273 TraceCheckUtils]: 12: Hoare triple {3814#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {3814#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:02,537 INFO L273 TraceCheckUtils]: 13: Hoare triple {3814#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3821#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:02,537 INFO L273 TraceCheckUtils]: 14: Hoare triple {3821#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {3821#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:02,542 INFO L273 TraceCheckUtils]: 15: Hoare triple {3821#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3828#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:02,542 INFO L273 TraceCheckUtils]: 16: Hoare triple {3828#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {3828#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:02,543 INFO L273 TraceCheckUtils]: 17: Hoare triple {3828#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,543 INFO L273 TraceCheckUtils]: 18: Hoare triple {3767#(<= 5 main_~k~0)} assume true; {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,543 INFO L273 TraceCheckUtils]: 19: Hoare triple {3767#(<= 5 main_~k~0)} assume !(~i~0 < ~n~0); {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,544 INFO L273 TraceCheckUtils]: 20: Hoare triple {3767#(<= 5 main_~k~0)} ~j~0 := 0; {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,544 INFO L273 TraceCheckUtils]: 21: Hoare triple {3767#(<= 5 main_~k~0)} assume true; {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,544 INFO L273 TraceCheckUtils]: 22: Hoare triple {3767#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,544 INFO L256 TraceCheckUtils]: 23: Hoare triple {3767#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3759#true} is VALID [2018-11-19 00:05:02,544 INFO L273 TraceCheckUtils]: 24: Hoare triple {3759#true} ~cond := #in~cond; {3759#true} is VALID [2018-11-19 00:05:02,545 INFO L273 TraceCheckUtils]: 25: Hoare triple {3759#true} assume !(0 == ~cond); {3759#true} is VALID [2018-11-19 00:05:02,545 INFO L273 TraceCheckUtils]: 26: Hoare triple {3759#true} assume true; {3759#true} is VALID [2018-11-19 00:05:02,546 INFO L268 TraceCheckUtils]: 27: Hoare quadruple {3759#true} {3767#(<= 5 main_~k~0)} #56#return; {3767#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:02,547 INFO L273 TraceCheckUtils]: 28: Hoare triple {3767#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3770#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:02,547 INFO L273 TraceCheckUtils]: 29: Hoare triple {3770#(<= 4 main_~k~0)} assume true; {3770#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:02,548 INFO L273 TraceCheckUtils]: 30: Hoare triple {3770#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3770#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:02,548 INFO L256 TraceCheckUtils]: 31: Hoare triple {3770#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3759#true} is VALID [2018-11-19 00:05:02,548 INFO L273 TraceCheckUtils]: 32: Hoare triple {3759#true} ~cond := #in~cond; {3759#true} is VALID [2018-11-19 00:05:02,548 INFO L273 TraceCheckUtils]: 33: Hoare triple {3759#true} assume !(0 == ~cond); {3759#true} is VALID [2018-11-19 00:05:02,548 INFO L273 TraceCheckUtils]: 34: Hoare triple {3759#true} assume true; {3759#true} is VALID [2018-11-19 00:05:02,549 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {3759#true} {3770#(<= 4 main_~k~0)} #56#return; {3770#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:02,550 INFO L273 TraceCheckUtils]: 36: Hoare triple {3770#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3771#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:02,550 INFO L273 TraceCheckUtils]: 37: Hoare triple {3771#(<= 3 main_~k~0)} assume true; {3771#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:02,551 INFO L273 TraceCheckUtils]: 38: Hoare triple {3771#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3771#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:02,551 INFO L256 TraceCheckUtils]: 39: Hoare triple {3771#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3759#true} is VALID [2018-11-19 00:05:02,551 INFO L273 TraceCheckUtils]: 40: Hoare triple {3759#true} ~cond := #in~cond; {3759#true} is VALID [2018-11-19 00:05:02,552 INFO L273 TraceCheckUtils]: 41: Hoare triple {3759#true} assume !(0 == ~cond); {3759#true} is VALID [2018-11-19 00:05:02,552 INFO L273 TraceCheckUtils]: 42: Hoare triple {3759#true} assume true; {3759#true} is VALID [2018-11-19 00:05:02,553 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {3759#true} {3771#(<= 3 main_~k~0)} #56#return; {3771#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:02,573 INFO L273 TraceCheckUtils]: 44: Hoare triple {3771#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3772#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:02,586 INFO L273 TraceCheckUtils]: 45: Hoare triple {3772#(<= 2 main_~k~0)} assume true; {3772#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:02,589 INFO L273 TraceCheckUtils]: 46: Hoare triple {3772#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3772#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:02,589 INFO L256 TraceCheckUtils]: 47: Hoare triple {3772#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3759#true} is VALID [2018-11-19 00:05:02,589 INFO L273 TraceCheckUtils]: 48: Hoare triple {3759#true} ~cond := #in~cond; {3759#true} is VALID [2018-11-19 00:05:02,589 INFO L273 TraceCheckUtils]: 49: Hoare triple {3759#true} assume !(0 == ~cond); {3759#true} is VALID [2018-11-19 00:05:02,589 INFO L273 TraceCheckUtils]: 50: Hoare triple {3759#true} assume true; {3759#true} is VALID [2018-11-19 00:05:02,606 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {3759#true} {3772#(<= 2 main_~k~0)} #56#return; {3772#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:02,614 INFO L273 TraceCheckUtils]: 52: Hoare triple {3772#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {3773#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:02,629 INFO L273 TraceCheckUtils]: 53: Hoare triple {3773#(<= 1 main_~k~0)} assume true; {3773#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:02,637 INFO L273 TraceCheckUtils]: 54: Hoare triple {3773#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {3773#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:02,652 INFO L256 TraceCheckUtils]: 55: Hoare triple {3773#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {3949#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:05:02,660 INFO L273 TraceCheckUtils]: 56: Hoare triple {3949#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {3953#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:05:02,660 INFO L273 TraceCheckUtils]: 57: Hoare triple {3953#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {3760#false} is VALID [2018-11-19 00:05:02,660 INFO L273 TraceCheckUtils]: 58: Hoare triple {3760#false} assume !false; {3760#false} is VALID [2018-11-19 00:05:02,665 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 8 proven. 78 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-19 00:05:02,684 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:05:02,685 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 24 [2018-11-19 00:05:02,685 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 59 [2018-11-19 00:05:02,685 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:05:02,686 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states. [2018-11-19 00:05:02,753 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 70 edges. 70 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:02,753 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-11-19 00:05:02,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-11-19 00:05:02,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=459, Unknown=0, NotChecked=0, Total=552 [2018-11-19 00:05:02,754 INFO L87 Difference]: Start difference. First operand 62 states and 63 transitions. Second operand 24 states. [2018-11-19 00:05:04,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:04,099 INFO L93 Difference]: Finished difference Result 77 states and 79 transitions. [2018-11-19 00:05:04,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-11-19 00:05:04,099 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 59 [2018-11-19 00:05:04,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:05:04,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-19 00:05:04,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 67 transitions. [2018-11-19 00:05:04,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-11-19 00:05:04,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 67 transitions. [2018-11-19 00:05:04,103 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 20 states and 67 transitions. [2018-11-19 00:05:04,170 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:04,171 INFO L225 Difference]: With dead ends: 77 [2018-11-19 00:05:04,172 INFO L226 Difference]: Without dead ends: 75 [2018-11-19 00:05:04,172 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=224, Invalid=1036, Unknown=0, NotChecked=0, Total=1260 [2018-11-19 00:05:04,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2018-11-19 00:05:04,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 70. [2018-11-19 00:05:04,247 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:05:04,247 INFO L82 GeneralOperation]: Start isEquivalent. First operand 75 states. Second operand 70 states. [2018-11-19 00:05:04,247 INFO L74 IsIncluded]: Start isIncluded. First operand 75 states. Second operand 70 states. [2018-11-19 00:05:04,247 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 70 states. [2018-11-19 00:05:04,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:04,250 INFO L93 Difference]: Finished difference Result 75 states and 77 transitions. [2018-11-19 00:05:04,250 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 77 transitions. [2018-11-19 00:05:04,250 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:04,250 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:04,251 INFO L74 IsIncluded]: Start isIncluded. First operand 70 states. Second operand 75 states. [2018-11-19 00:05:04,251 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 75 states. [2018-11-19 00:05:04,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:04,253 INFO L93 Difference]: Finished difference Result 75 states and 77 transitions. [2018-11-19 00:05:04,253 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 77 transitions. [2018-11-19 00:05:04,253 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:04,254 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:04,254 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:05:04,254 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:05:04,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2018-11-19 00:05:04,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 71 transitions. [2018-11-19 00:05:04,256 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 71 transitions. Word has length 59 [2018-11-19 00:05:04,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:05:04,256 INFO L480 AbstractCegarLoop]: Abstraction has 70 states and 71 transitions. [2018-11-19 00:05:04,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-11-19 00:05:04,256 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 71 transitions. [2018-11-19 00:05:04,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-11-19 00:05:04,257 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:05:04,257 INFO L375 BasicCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:05:04,257 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:05:04,257 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:05:04,258 INFO L82 PathProgramCache]: Analyzing trace with hash -549249245, now seen corresponding path program 9 times [2018-11-19 00:05:04,258 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:05:04,258 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:05:04,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:04,259 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:05:04,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:04,957 INFO L256 TraceCheckUtils]: 0: Hoare triple {4340#true} call ULTIMATE.init(); {4340#true} is VALID [2018-11-19 00:05:04,957 INFO L273 TraceCheckUtils]: 1: Hoare triple {4340#true} assume true; {4340#true} is VALID [2018-11-19 00:05:04,957 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {4340#true} {4340#true} #52#return; {4340#true} is VALID [2018-11-19 00:05:04,958 INFO L256 TraceCheckUtils]: 3: Hoare triple {4340#true} call #t~ret5 := main(); {4340#true} is VALID [2018-11-19 00:05:04,958 INFO L273 TraceCheckUtils]: 4: Hoare triple {4340#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {4340#true} is VALID [2018-11-19 00:05:04,958 INFO L273 TraceCheckUtils]: 5: Hoare triple {4340#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {4342#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:04,959 INFO L273 TraceCheckUtils]: 6: Hoare triple {4342#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {4342#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:04,960 INFO L273 TraceCheckUtils]: 7: Hoare triple {4342#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4343#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,961 INFO L273 TraceCheckUtils]: 8: Hoare triple {4343#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {4343#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,962 INFO L273 TraceCheckUtils]: 9: Hoare triple {4343#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4344#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,962 INFO L273 TraceCheckUtils]: 10: Hoare triple {4344#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {4344#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,963 INFO L273 TraceCheckUtils]: 11: Hoare triple {4344#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4345#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,964 INFO L273 TraceCheckUtils]: 12: Hoare triple {4345#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {4345#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,965 INFO L273 TraceCheckUtils]: 13: Hoare triple {4345#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4346#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,966 INFO L273 TraceCheckUtils]: 14: Hoare triple {4346#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {4346#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,967 INFO L273 TraceCheckUtils]: 15: Hoare triple {4346#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4347#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:04,967 INFO L273 TraceCheckUtils]: 16: Hoare triple {4347#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {4347#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:04,968 INFO L273 TraceCheckUtils]: 17: Hoare triple {4347#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4348#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,969 INFO L273 TraceCheckUtils]: 18: Hoare triple {4348#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume true; {4348#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,970 INFO L273 TraceCheckUtils]: 19: Hoare triple {4348#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {4348#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,970 INFO L273 TraceCheckUtils]: 20: Hoare triple {4348#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} ~j~0 := 0; {4349#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,971 INFO L273 TraceCheckUtils]: 21: Hoare triple {4349#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 6)) (<= 1 main_~n~0))} assume true; {4349#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:04,972 INFO L273 TraceCheckUtils]: 22: Hoare triple {4349#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 6)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4350#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:04,973 INFO L256 TraceCheckUtils]: 23: Hoare triple {4350#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4340#true} is VALID [2018-11-19 00:05:04,973 INFO L273 TraceCheckUtils]: 24: Hoare triple {4340#true} ~cond := #in~cond; {4351#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:04,974 INFO L273 TraceCheckUtils]: 25: Hoare triple {4351#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {4352#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:04,974 INFO L273 TraceCheckUtils]: 26: Hoare triple {4352#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {4352#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:04,975 INFO L268 TraceCheckUtils]: 27: Hoare quadruple {4352#(not (= |__VERIFIER_assert_#in~cond| 0))} {4350#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #56#return; {4350#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:04,976 INFO L273 TraceCheckUtils]: 28: Hoare triple {4350#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4353#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:04,977 INFO L273 TraceCheckUtils]: 29: Hoare triple {4353#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume true; {4353#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:04,978 INFO L273 TraceCheckUtils]: 30: Hoare triple {4353#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4353#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:04,978 INFO L256 TraceCheckUtils]: 31: Hoare triple {4353#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4340#true} is VALID [2018-11-19 00:05:04,978 INFO L273 TraceCheckUtils]: 32: Hoare triple {4340#true} ~cond := #in~cond; {4340#true} is VALID [2018-11-19 00:05:04,978 INFO L273 TraceCheckUtils]: 33: Hoare triple {4340#true} assume !(0 == ~cond); {4340#true} is VALID [2018-11-19 00:05:04,978 INFO L273 TraceCheckUtils]: 34: Hoare triple {4340#true} assume true; {4340#true} is VALID [2018-11-19 00:05:04,979 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {4340#true} {4353#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #56#return; {4353#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:04,980 INFO L273 TraceCheckUtils]: 36: Hoare triple {4353#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4354#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:04,980 INFO L273 TraceCheckUtils]: 37: Hoare triple {4354#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume true; {4354#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:04,981 INFO L273 TraceCheckUtils]: 38: Hoare triple {4354#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4354#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:04,981 INFO L256 TraceCheckUtils]: 39: Hoare triple {4354#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4340#true} is VALID [2018-11-19 00:05:04,981 INFO L273 TraceCheckUtils]: 40: Hoare triple {4340#true} ~cond := #in~cond; {4340#true} is VALID [2018-11-19 00:05:04,981 INFO L273 TraceCheckUtils]: 41: Hoare triple {4340#true} assume !(0 == ~cond); {4340#true} is VALID [2018-11-19 00:05:04,981 INFO L273 TraceCheckUtils]: 42: Hoare triple {4340#true} assume true; {4340#true} is VALID [2018-11-19 00:05:04,982 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {4340#true} {4354#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #56#return; {4354#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:04,983 INFO L273 TraceCheckUtils]: 44: Hoare triple {4354#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4355#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:04,984 INFO L273 TraceCheckUtils]: 45: Hoare triple {4355#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {4355#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:04,984 INFO L273 TraceCheckUtils]: 46: Hoare triple {4355#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4355#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:04,985 INFO L256 TraceCheckUtils]: 47: Hoare triple {4355#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4340#true} is VALID [2018-11-19 00:05:04,985 INFO L273 TraceCheckUtils]: 48: Hoare triple {4340#true} ~cond := #in~cond; {4340#true} is VALID [2018-11-19 00:05:04,985 INFO L273 TraceCheckUtils]: 49: Hoare triple {4340#true} assume !(0 == ~cond); {4340#true} is VALID [2018-11-19 00:05:04,985 INFO L273 TraceCheckUtils]: 50: Hoare triple {4340#true} assume true; {4340#true} is VALID [2018-11-19 00:05:04,986 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {4340#true} {4355#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {4355#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:04,987 INFO L273 TraceCheckUtils]: 52: Hoare triple {4355#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4356#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:04,988 INFO L273 TraceCheckUtils]: 53: Hoare triple {4356#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {4356#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:04,988 INFO L273 TraceCheckUtils]: 54: Hoare triple {4356#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4356#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:04,988 INFO L256 TraceCheckUtils]: 55: Hoare triple {4356#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4340#true} is VALID [2018-11-19 00:05:04,988 INFO L273 TraceCheckUtils]: 56: Hoare triple {4340#true} ~cond := #in~cond; {4340#true} is VALID [2018-11-19 00:05:04,988 INFO L273 TraceCheckUtils]: 57: Hoare triple {4340#true} assume !(0 == ~cond); {4340#true} is VALID [2018-11-19 00:05:04,988 INFO L273 TraceCheckUtils]: 58: Hoare triple {4340#true} assume true; {4340#true} is VALID [2018-11-19 00:05:04,989 INFO L268 TraceCheckUtils]: 59: Hoare quadruple {4340#true} {4356#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {4356#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:04,990 INFO L273 TraceCheckUtils]: 60: Hoare triple {4356#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4357#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:04,991 INFO L273 TraceCheckUtils]: 61: Hoare triple {4357#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {4357#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:04,992 INFO L273 TraceCheckUtils]: 62: Hoare triple {4357#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4358#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:04,993 INFO L256 TraceCheckUtils]: 63: Hoare triple {4358#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4352#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:04,994 INFO L273 TraceCheckUtils]: 64: Hoare triple {4352#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {4359#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:05:04,994 INFO L273 TraceCheckUtils]: 65: Hoare triple {4359#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {4341#false} is VALID [2018-11-19 00:05:04,995 INFO L273 TraceCheckUtils]: 66: Hoare triple {4341#false} assume !false; {4341#false} is VALID [2018-11-19 00:05:05,007 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 49 proven. 70 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-19 00:05:05,007 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:05:05,007 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:05:05,020 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-19 00:05:05,044 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2018-11-19 00:05:05,044 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:05:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:05,064 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:05:05,618 INFO L256 TraceCheckUtils]: 0: Hoare triple {4340#true} call ULTIMATE.init(); {4340#true} is VALID [2018-11-19 00:05:05,619 INFO L273 TraceCheckUtils]: 1: Hoare triple {4340#true} assume true; {4340#true} is VALID [2018-11-19 00:05:05,619 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {4340#true} {4340#true} #52#return; {4340#true} is VALID [2018-11-19 00:05:05,619 INFO L256 TraceCheckUtils]: 3: Hoare triple {4340#true} call #t~ret5 := main(); {4340#true} is VALID [2018-11-19 00:05:05,619 INFO L273 TraceCheckUtils]: 4: Hoare triple {4340#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {4340#true} is VALID [2018-11-19 00:05:05,620 INFO L273 TraceCheckUtils]: 5: Hoare triple {4340#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {4342#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:05,621 INFO L273 TraceCheckUtils]: 6: Hoare triple {4342#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {4342#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:05,621 INFO L273 TraceCheckUtils]: 7: Hoare triple {4342#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4343#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,622 INFO L273 TraceCheckUtils]: 8: Hoare triple {4343#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {4343#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,622 INFO L273 TraceCheckUtils]: 9: Hoare triple {4343#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4344#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,623 INFO L273 TraceCheckUtils]: 10: Hoare triple {4344#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {4344#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,624 INFO L273 TraceCheckUtils]: 11: Hoare triple {4344#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4345#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,624 INFO L273 TraceCheckUtils]: 12: Hoare triple {4345#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {4345#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,625 INFO L273 TraceCheckUtils]: 13: Hoare triple {4345#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4346#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,626 INFO L273 TraceCheckUtils]: 14: Hoare triple {4346#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {4346#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,627 INFO L273 TraceCheckUtils]: 15: Hoare triple {4346#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4347#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:05,628 INFO L273 TraceCheckUtils]: 16: Hoare triple {4347#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {4347#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:05,629 INFO L273 TraceCheckUtils]: 17: Hoare triple {4347#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4348#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,629 INFO L273 TraceCheckUtils]: 18: Hoare triple {4348#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume true; {4348#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,630 INFO L273 TraceCheckUtils]: 19: Hoare triple {4348#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {4348#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,631 INFO L273 TraceCheckUtils]: 20: Hoare triple {4348#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} ~j~0 := 0; {4423#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,631 INFO L273 TraceCheckUtils]: 21: Hoare triple {4423#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume true; {4423#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,632 INFO L273 TraceCheckUtils]: 22: Hoare triple {4423#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4423#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,633 INFO L256 TraceCheckUtils]: 23: Hoare triple {4423#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4340#true} is VALID [2018-11-19 00:05:05,633 INFO L273 TraceCheckUtils]: 24: Hoare triple {4340#true} ~cond := #in~cond; {4340#true} is VALID [2018-11-19 00:05:05,633 INFO L273 TraceCheckUtils]: 25: Hoare triple {4340#true} assume !(0 == ~cond); {4340#true} is VALID [2018-11-19 00:05:05,633 INFO L273 TraceCheckUtils]: 26: Hoare triple {4340#true} assume true; {4340#true} is VALID [2018-11-19 00:05:05,634 INFO L268 TraceCheckUtils]: 27: Hoare quadruple {4340#true} {4423#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} #56#return; {4423#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,635 INFO L273 TraceCheckUtils]: 28: Hoare triple {4423#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4448#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,635 INFO L273 TraceCheckUtils]: 29: Hoare triple {4448#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume true; {4448#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,636 INFO L273 TraceCheckUtils]: 30: Hoare triple {4448#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4448#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,636 INFO L256 TraceCheckUtils]: 31: Hoare triple {4448#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4340#true} is VALID [2018-11-19 00:05:05,636 INFO L273 TraceCheckUtils]: 32: Hoare triple {4340#true} ~cond := #in~cond; {4340#true} is VALID [2018-11-19 00:05:05,636 INFO L273 TraceCheckUtils]: 33: Hoare triple {4340#true} assume !(0 == ~cond); {4340#true} is VALID [2018-11-19 00:05:05,636 INFO L273 TraceCheckUtils]: 34: Hoare triple {4340#true} assume true; {4340#true} is VALID [2018-11-19 00:05:05,637 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {4340#true} {4448#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} #56#return; {4448#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,637 INFO L273 TraceCheckUtils]: 36: Hoare triple {4448#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4473#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,638 INFO L273 TraceCheckUtils]: 37: Hoare triple {4473#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume true; {4473#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,638 INFO L273 TraceCheckUtils]: 38: Hoare triple {4473#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4473#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,638 INFO L256 TraceCheckUtils]: 39: Hoare triple {4473#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4340#true} is VALID [2018-11-19 00:05:05,638 INFO L273 TraceCheckUtils]: 40: Hoare triple {4340#true} ~cond := #in~cond; {4340#true} is VALID [2018-11-19 00:05:05,639 INFO L273 TraceCheckUtils]: 41: Hoare triple {4340#true} assume !(0 == ~cond); {4340#true} is VALID [2018-11-19 00:05:05,639 INFO L273 TraceCheckUtils]: 42: Hoare triple {4340#true} assume true; {4340#true} is VALID [2018-11-19 00:05:05,640 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {4340#true} {4473#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} #56#return; {4473#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,641 INFO L273 TraceCheckUtils]: 44: Hoare triple {4473#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4498#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:05,641 INFO L273 TraceCheckUtils]: 45: Hoare triple {4498#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0) (<= 3 main_~j~0))} assume true; {4498#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:05,642 INFO L273 TraceCheckUtils]: 46: Hoare triple {4498#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0) (<= 3 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4498#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:05,642 INFO L256 TraceCheckUtils]: 47: Hoare triple {4498#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0) (<= 3 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4340#true} is VALID [2018-11-19 00:05:05,643 INFO L273 TraceCheckUtils]: 48: Hoare triple {4340#true} ~cond := #in~cond; {4340#true} is VALID [2018-11-19 00:05:05,643 INFO L273 TraceCheckUtils]: 49: Hoare triple {4340#true} assume !(0 == ~cond); {4340#true} is VALID [2018-11-19 00:05:05,643 INFO L273 TraceCheckUtils]: 50: Hoare triple {4340#true} assume true; {4340#true} is VALID [2018-11-19 00:05:05,644 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {4340#true} {4498#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0) (<= 3 main_~j~0))} #56#return; {4498#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:05,645 INFO L273 TraceCheckUtils]: 52: Hoare triple {4498#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0) (<= 3 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4523#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,645 INFO L273 TraceCheckUtils]: 53: Hoare triple {4523#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume true; {4523#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,645 INFO L273 TraceCheckUtils]: 54: Hoare triple {4523#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4523#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,646 INFO L256 TraceCheckUtils]: 55: Hoare triple {4523#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4340#true} is VALID [2018-11-19 00:05:05,646 INFO L273 TraceCheckUtils]: 56: Hoare triple {4340#true} ~cond := #in~cond; {4351#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:05,646 INFO L273 TraceCheckUtils]: 57: Hoare triple {4351#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {4352#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:05,647 INFO L273 TraceCheckUtils]: 58: Hoare triple {4352#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {4352#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:05,647 INFO L268 TraceCheckUtils]: 59: Hoare quadruple {4352#(not (= |__VERIFIER_assert_#in~cond| 0))} {4523#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} #56#return; {4545#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0) (< 0 main_~k~0))} is VALID [2018-11-19 00:05:05,648 INFO L273 TraceCheckUtils]: 60: Hoare triple {4545#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0) (< 0 main_~k~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4549#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 0 main_~k~0) (<= 5 main_~j~0) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,649 INFO L273 TraceCheckUtils]: 61: Hoare triple {4549#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 0 main_~k~0) (<= 5 main_~j~0) (<= 1 main_~n~0))} assume true; {4549#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 0 main_~k~0) (<= 5 main_~j~0) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:05,650 INFO L273 TraceCheckUtils]: 62: Hoare triple {4549#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 0 main_~k~0) (<= 5 main_~j~0) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4358#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:05,651 INFO L256 TraceCheckUtils]: 63: Hoare triple {4358#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4559#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:05:05,652 INFO L273 TraceCheckUtils]: 64: Hoare triple {4559#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {4563#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:05:05,652 INFO L273 TraceCheckUtils]: 65: Hoare triple {4563#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {4341#false} is VALID [2018-11-19 00:05:05,653 INFO L273 TraceCheckUtils]: 66: Hoare triple {4341#false} assume !false; {4341#false} is VALID [2018-11-19 00:05:05,661 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 21 proven. 98 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-19 00:05:05,680 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:05:05,680 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 21] total 29 [2018-11-19 00:05:05,680 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 67 [2018-11-19 00:05:05,681 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:05:05,681 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 29 states. [2018-11-19 00:05:05,783 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 89 edges. 89 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:05,783 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-11-19 00:05:05,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-11-19 00:05:05,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=688, Unknown=0, NotChecked=0, Total=812 [2018-11-19 00:05:05,784 INFO L87 Difference]: Start difference. First operand 70 states and 71 transitions. Second operand 29 states. [2018-11-19 00:05:08,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:08,131 INFO L93 Difference]: Finished difference Result 107 states and 115 transitions. [2018-11-19 00:05:08,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-11-19 00:05:08,131 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 67 [2018-11-19 00:05:08,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:05:08,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-11-19 00:05:08,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 76 transitions. [2018-11-19 00:05:08,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29 states. [2018-11-19 00:05:08,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 76 transitions. [2018-11-19 00:05:08,135 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states and 76 transitions. [2018-11-19 00:05:08,304 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 76 edges. 76 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:08,306 INFO L225 Difference]: With dead ends: 107 [2018-11-19 00:05:08,306 INFO L226 Difference]: Without dead ends: 72 [2018-11-19 00:05:08,308 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 58 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 327 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=202, Invalid=1204, Unknown=0, NotChecked=0, Total=1406 [2018-11-19 00:05:08,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2018-11-19 00:05:08,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2018-11-19 00:05:08,399 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:05:08,399 INFO L82 GeneralOperation]: Start isEquivalent. First operand 72 states. Second operand 72 states. [2018-11-19 00:05:08,399 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 72 states. [2018-11-19 00:05:08,400 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 72 states. [2018-11-19 00:05:08,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:08,401 INFO L93 Difference]: Finished difference Result 72 states and 73 transitions. [2018-11-19 00:05:08,401 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2018-11-19 00:05:08,402 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:08,402 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:08,402 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 72 states. [2018-11-19 00:05:08,402 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 72 states. [2018-11-19 00:05:08,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:08,404 INFO L93 Difference]: Finished difference Result 72 states and 73 transitions. [2018-11-19 00:05:08,404 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2018-11-19 00:05:08,404 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:08,405 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:08,405 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:05:08,405 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:05:08,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2018-11-19 00:05:08,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 73 transitions. [2018-11-19 00:05:08,407 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 73 transitions. Word has length 67 [2018-11-19 00:05:08,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:05:08,407 INFO L480 AbstractCegarLoop]: Abstraction has 72 states and 73 transitions. [2018-11-19 00:05:08,407 INFO L481 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-11-19 00:05:08,407 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2018-11-19 00:05:08,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2018-11-19 00:05:08,408 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:05:08,408 INFO L375 BasicCegarLoop]: trace histogram [8, 7, 6, 6, 6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:05:08,408 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:05:08,409 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:05:08,409 INFO L82 PathProgramCache]: Analyzing trace with hash 42341405, now seen corresponding path program 10 times [2018-11-19 00:05:08,409 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:05:08,409 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:05:08,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:08,410 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:05:08,410 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:09,232 INFO L256 TraceCheckUtils]: 0: Hoare triple {4985#true} call ULTIMATE.init(); {4985#true} is VALID [2018-11-19 00:05:09,233 INFO L273 TraceCheckUtils]: 1: Hoare triple {4985#true} assume true; {4985#true} is VALID [2018-11-19 00:05:09,233 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {4985#true} {4985#true} #52#return; {4985#true} is VALID [2018-11-19 00:05:09,233 INFO L256 TraceCheckUtils]: 3: Hoare triple {4985#true} call #t~ret5 := main(); {4985#true} is VALID [2018-11-19 00:05:09,233 INFO L273 TraceCheckUtils]: 4: Hoare triple {4985#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {4985#true} is VALID [2018-11-19 00:05:09,234 INFO L273 TraceCheckUtils]: 5: Hoare triple {4985#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {4987#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,234 INFO L273 TraceCheckUtils]: 6: Hoare triple {4987#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {4987#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,235 INFO L273 TraceCheckUtils]: 7: Hoare triple {4987#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4988#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,236 INFO L273 TraceCheckUtils]: 8: Hoare triple {4988#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {4988#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,237 INFO L273 TraceCheckUtils]: 9: Hoare triple {4988#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4989#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,237 INFO L273 TraceCheckUtils]: 10: Hoare triple {4989#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {4989#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,238 INFO L273 TraceCheckUtils]: 11: Hoare triple {4989#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4990#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,239 INFO L273 TraceCheckUtils]: 12: Hoare triple {4990#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume true; {4990#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,240 INFO L273 TraceCheckUtils]: 13: Hoare triple {4990#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4991#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,240 INFO L273 TraceCheckUtils]: 14: Hoare triple {4991#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume true; {4991#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,241 INFO L273 TraceCheckUtils]: 15: Hoare triple {4991#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4992#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,242 INFO L273 TraceCheckUtils]: 16: Hoare triple {4992#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume true; {4992#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,243 INFO L273 TraceCheckUtils]: 17: Hoare triple {4992#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4993#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,243 INFO L273 TraceCheckUtils]: 18: Hoare triple {4993#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume true; {4993#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:09,244 INFO L273 TraceCheckUtils]: 19: Hoare triple {4993#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,245 INFO L273 TraceCheckUtils]: 20: Hoare triple {4994#(<= 6 main_~k~0)} assume true; {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,245 INFO L273 TraceCheckUtils]: 21: Hoare triple {4994#(<= 6 main_~k~0)} assume !(~i~0 < ~n~0); {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,246 INFO L273 TraceCheckUtils]: 22: Hoare triple {4994#(<= 6 main_~k~0)} ~j~0 := 0; {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,246 INFO L273 TraceCheckUtils]: 23: Hoare triple {4994#(<= 6 main_~k~0)} assume true; {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,247 INFO L273 TraceCheckUtils]: 24: Hoare triple {4994#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,247 INFO L256 TraceCheckUtils]: 25: Hoare triple {4994#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4985#true} is VALID [2018-11-19 00:05:09,248 INFO L273 TraceCheckUtils]: 26: Hoare triple {4985#true} ~cond := #in~cond; {4995#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:09,248 INFO L273 TraceCheckUtils]: 27: Hoare triple {4995#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {4996#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:09,249 INFO L273 TraceCheckUtils]: 28: Hoare triple {4996#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {4996#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:09,249 INFO L268 TraceCheckUtils]: 29: Hoare quadruple {4996#(not (= |__VERIFIER_assert_#in~cond| 0))} {4994#(<= 6 main_~k~0)} #56#return; {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,251 INFO L273 TraceCheckUtils]: 30: Hoare triple {4994#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4997#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:09,252 INFO L273 TraceCheckUtils]: 31: Hoare triple {4997#(<= 5 main_~k~0)} assume true; {4997#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:09,252 INFO L273 TraceCheckUtils]: 32: Hoare triple {4997#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4997#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:09,253 INFO L256 TraceCheckUtils]: 33: Hoare triple {4997#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4985#true} is VALID [2018-11-19 00:05:09,253 INFO L273 TraceCheckUtils]: 34: Hoare triple {4985#true} ~cond := #in~cond; {4985#true} is VALID [2018-11-19 00:05:09,253 INFO L273 TraceCheckUtils]: 35: Hoare triple {4985#true} assume !(0 == ~cond); {4985#true} is VALID [2018-11-19 00:05:09,253 INFO L273 TraceCheckUtils]: 36: Hoare triple {4985#true} assume true; {4985#true} is VALID [2018-11-19 00:05:09,254 INFO L268 TraceCheckUtils]: 37: Hoare quadruple {4985#true} {4997#(<= 5 main_~k~0)} #56#return; {4997#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:09,255 INFO L273 TraceCheckUtils]: 38: Hoare triple {4997#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4998#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:09,255 INFO L273 TraceCheckUtils]: 39: Hoare triple {4998#(<= 4 main_~k~0)} assume true; {4998#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:09,255 INFO L273 TraceCheckUtils]: 40: Hoare triple {4998#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4998#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:09,255 INFO L256 TraceCheckUtils]: 41: Hoare triple {4998#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4985#true} is VALID [2018-11-19 00:05:09,255 INFO L273 TraceCheckUtils]: 42: Hoare triple {4985#true} ~cond := #in~cond; {4985#true} is VALID [2018-11-19 00:05:09,256 INFO L273 TraceCheckUtils]: 43: Hoare triple {4985#true} assume !(0 == ~cond); {4985#true} is VALID [2018-11-19 00:05:09,256 INFO L273 TraceCheckUtils]: 44: Hoare triple {4985#true} assume true; {4985#true} is VALID [2018-11-19 00:05:09,256 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {4985#true} {4998#(<= 4 main_~k~0)} #56#return; {4998#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:09,257 INFO L273 TraceCheckUtils]: 46: Hoare triple {4998#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4999#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:09,257 INFO L273 TraceCheckUtils]: 47: Hoare triple {4999#(<= 3 main_~k~0)} assume true; {4999#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:09,257 INFO L273 TraceCheckUtils]: 48: Hoare triple {4999#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4999#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:09,257 INFO L256 TraceCheckUtils]: 49: Hoare triple {4999#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4985#true} is VALID [2018-11-19 00:05:09,258 INFO L273 TraceCheckUtils]: 50: Hoare triple {4985#true} ~cond := #in~cond; {4985#true} is VALID [2018-11-19 00:05:09,258 INFO L273 TraceCheckUtils]: 51: Hoare triple {4985#true} assume !(0 == ~cond); {4985#true} is VALID [2018-11-19 00:05:09,258 INFO L273 TraceCheckUtils]: 52: Hoare triple {4985#true} assume true; {4985#true} is VALID [2018-11-19 00:05:09,259 INFO L268 TraceCheckUtils]: 53: Hoare quadruple {4985#true} {4999#(<= 3 main_~k~0)} #56#return; {4999#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:09,259 INFO L273 TraceCheckUtils]: 54: Hoare triple {4999#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5000#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:09,260 INFO L273 TraceCheckUtils]: 55: Hoare triple {5000#(<= 2 main_~k~0)} assume true; {5000#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:09,260 INFO L273 TraceCheckUtils]: 56: Hoare triple {5000#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5000#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:09,260 INFO L256 TraceCheckUtils]: 57: Hoare triple {5000#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4985#true} is VALID [2018-11-19 00:05:09,260 INFO L273 TraceCheckUtils]: 58: Hoare triple {4985#true} ~cond := #in~cond; {4985#true} is VALID [2018-11-19 00:05:09,260 INFO L273 TraceCheckUtils]: 59: Hoare triple {4985#true} assume !(0 == ~cond); {4985#true} is VALID [2018-11-19 00:05:09,260 INFO L273 TraceCheckUtils]: 60: Hoare triple {4985#true} assume true; {4985#true} is VALID [2018-11-19 00:05:09,261 INFO L268 TraceCheckUtils]: 61: Hoare quadruple {4985#true} {5000#(<= 2 main_~k~0)} #56#return; {5000#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:09,262 INFO L273 TraceCheckUtils]: 62: Hoare triple {5000#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5001#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:09,262 INFO L273 TraceCheckUtils]: 63: Hoare triple {5001#(<= 1 main_~k~0)} assume true; {5001#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:09,263 INFO L273 TraceCheckUtils]: 64: Hoare triple {5001#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5001#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:09,264 INFO L256 TraceCheckUtils]: 65: Hoare triple {5001#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4996#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:09,264 INFO L273 TraceCheckUtils]: 66: Hoare triple {4996#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {5002#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:05:09,265 INFO L273 TraceCheckUtils]: 67: Hoare triple {5002#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {4986#false} is VALID [2018-11-19 00:05:09,265 INFO L273 TraceCheckUtils]: 68: Hoare triple {4986#false} assume !false; {4986#false} is VALID [2018-11-19 00:05:09,270 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 51 proven. 82 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-19 00:05:09,270 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:05:09,270 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:05:09,278 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-19 00:05:09,308 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-19 00:05:09,308 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:05:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:09,324 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:05:09,787 INFO L256 TraceCheckUtils]: 0: Hoare triple {4985#true} call ULTIMATE.init(); {4985#true} is VALID [2018-11-19 00:05:09,787 INFO L273 TraceCheckUtils]: 1: Hoare triple {4985#true} assume true; {4985#true} is VALID [2018-11-19 00:05:09,788 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {4985#true} {4985#true} #52#return; {4985#true} is VALID [2018-11-19 00:05:09,788 INFO L256 TraceCheckUtils]: 3: Hoare triple {4985#true} call #t~ret5 := main(); {4985#true} is VALID [2018-11-19 00:05:09,788 INFO L273 TraceCheckUtils]: 4: Hoare triple {4985#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {4985#true} is VALID [2018-11-19 00:05:09,789 INFO L273 TraceCheckUtils]: 5: Hoare triple {4985#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {5021#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:09,790 INFO L273 TraceCheckUtils]: 6: Hoare triple {5021#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {5021#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:09,791 INFO L273 TraceCheckUtils]: 7: Hoare triple {5021#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5028#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:09,791 INFO L273 TraceCheckUtils]: 8: Hoare triple {5028#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {5028#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:09,792 INFO L273 TraceCheckUtils]: 9: Hoare triple {5028#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5035#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:09,792 INFO L273 TraceCheckUtils]: 10: Hoare triple {5035#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {5035#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:09,793 INFO L273 TraceCheckUtils]: 11: Hoare triple {5035#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5042#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:09,794 INFO L273 TraceCheckUtils]: 12: Hoare triple {5042#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {5042#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:09,795 INFO L273 TraceCheckUtils]: 13: Hoare triple {5042#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5049#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:09,796 INFO L273 TraceCheckUtils]: 14: Hoare triple {5049#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {5049#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:09,797 INFO L273 TraceCheckUtils]: 15: Hoare triple {5049#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5056#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:09,798 INFO L273 TraceCheckUtils]: 16: Hoare triple {5056#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {5056#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:09,799 INFO L273 TraceCheckUtils]: 17: Hoare triple {5056#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5063#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:09,800 INFO L273 TraceCheckUtils]: 18: Hoare triple {5063#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {5063#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:09,801 INFO L273 TraceCheckUtils]: 19: Hoare triple {5063#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,802 INFO L273 TraceCheckUtils]: 20: Hoare triple {4994#(<= 6 main_~k~0)} assume true; {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,802 INFO L273 TraceCheckUtils]: 21: Hoare triple {4994#(<= 6 main_~k~0)} assume !(~i~0 < ~n~0); {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,803 INFO L273 TraceCheckUtils]: 22: Hoare triple {4994#(<= 6 main_~k~0)} ~j~0 := 0; {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,803 INFO L273 TraceCheckUtils]: 23: Hoare triple {4994#(<= 6 main_~k~0)} assume true; {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,804 INFO L273 TraceCheckUtils]: 24: Hoare triple {4994#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,804 INFO L256 TraceCheckUtils]: 25: Hoare triple {4994#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4985#true} is VALID [2018-11-19 00:05:09,805 INFO L273 TraceCheckUtils]: 26: Hoare triple {4985#true} ~cond := #in~cond; {4995#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:09,806 INFO L273 TraceCheckUtils]: 27: Hoare triple {4995#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {4996#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:09,806 INFO L273 TraceCheckUtils]: 28: Hoare triple {4996#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {4996#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:09,807 INFO L268 TraceCheckUtils]: 29: Hoare quadruple {4996#(not (= |__VERIFIER_assert_#in~cond| 0))} {4994#(<= 6 main_~k~0)} #56#return; {4994#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:09,808 INFO L273 TraceCheckUtils]: 30: Hoare triple {4994#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4997#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:09,809 INFO L273 TraceCheckUtils]: 31: Hoare triple {4997#(<= 5 main_~k~0)} assume true; {4997#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:09,809 INFO L273 TraceCheckUtils]: 32: Hoare triple {4997#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4997#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:09,810 INFO L256 TraceCheckUtils]: 33: Hoare triple {4997#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4985#true} is VALID [2018-11-19 00:05:09,810 INFO L273 TraceCheckUtils]: 34: Hoare triple {4985#true} ~cond := #in~cond; {4985#true} is VALID [2018-11-19 00:05:09,810 INFO L273 TraceCheckUtils]: 35: Hoare triple {4985#true} assume !(0 == ~cond); {4985#true} is VALID [2018-11-19 00:05:09,810 INFO L273 TraceCheckUtils]: 36: Hoare triple {4985#true} assume true; {4985#true} is VALID [2018-11-19 00:05:09,811 INFO L268 TraceCheckUtils]: 37: Hoare quadruple {4985#true} {4997#(<= 5 main_~k~0)} #56#return; {4997#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:09,812 INFO L273 TraceCheckUtils]: 38: Hoare triple {4997#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4998#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:09,813 INFO L273 TraceCheckUtils]: 39: Hoare triple {4998#(<= 4 main_~k~0)} assume true; {4998#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:09,813 INFO L273 TraceCheckUtils]: 40: Hoare triple {4998#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4998#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:09,813 INFO L256 TraceCheckUtils]: 41: Hoare triple {4998#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4985#true} is VALID [2018-11-19 00:05:09,813 INFO L273 TraceCheckUtils]: 42: Hoare triple {4985#true} ~cond := #in~cond; {4985#true} is VALID [2018-11-19 00:05:09,813 INFO L273 TraceCheckUtils]: 43: Hoare triple {4985#true} assume !(0 == ~cond); {4985#true} is VALID [2018-11-19 00:05:09,814 INFO L273 TraceCheckUtils]: 44: Hoare triple {4985#true} assume true; {4985#true} is VALID [2018-11-19 00:05:09,814 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {4985#true} {4998#(<= 4 main_~k~0)} #56#return; {4998#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:09,815 INFO L273 TraceCheckUtils]: 46: Hoare triple {4998#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {4999#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:09,816 INFO L273 TraceCheckUtils]: 47: Hoare triple {4999#(<= 3 main_~k~0)} assume true; {4999#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:09,816 INFO L273 TraceCheckUtils]: 48: Hoare triple {4999#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {4999#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:09,816 INFO L256 TraceCheckUtils]: 49: Hoare triple {4999#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4985#true} is VALID [2018-11-19 00:05:09,817 INFO L273 TraceCheckUtils]: 50: Hoare triple {4985#true} ~cond := #in~cond; {4985#true} is VALID [2018-11-19 00:05:09,817 INFO L273 TraceCheckUtils]: 51: Hoare triple {4985#true} assume !(0 == ~cond); {4985#true} is VALID [2018-11-19 00:05:09,817 INFO L273 TraceCheckUtils]: 52: Hoare triple {4985#true} assume true; {4985#true} is VALID [2018-11-19 00:05:09,818 INFO L268 TraceCheckUtils]: 53: Hoare quadruple {4985#true} {4999#(<= 3 main_~k~0)} #56#return; {4999#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:09,819 INFO L273 TraceCheckUtils]: 54: Hoare triple {4999#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5000#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:09,820 INFO L273 TraceCheckUtils]: 55: Hoare triple {5000#(<= 2 main_~k~0)} assume true; {5000#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:09,820 INFO L273 TraceCheckUtils]: 56: Hoare triple {5000#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5000#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:09,820 INFO L256 TraceCheckUtils]: 57: Hoare triple {5000#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {4985#true} is VALID [2018-11-19 00:05:09,821 INFO L273 TraceCheckUtils]: 58: Hoare triple {4985#true} ~cond := #in~cond; {4985#true} is VALID [2018-11-19 00:05:09,821 INFO L273 TraceCheckUtils]: 59: Hoare triple {4985#true} assume !(0 == ~cond); {4985#true} is VALID [2018-11-19 00:05:09,821 INFO L273 TraceCheckUtils]: 60: Hoare triple {4985#true} assume true; {4985#true} is VALID [2018-11-19 00:05:09,821 INFO L268 TraceCheckUtils]: 61: Hoare quadruple {4985#true} {5000#(<= 2 main_~k~0)} #56#return; {5000#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:09,822 INFO L273 TraceCheckUtils]: 62: Hoare triple {5000#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5001#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:09,822 INFO L273 TraceCheckUtils]: 63: Hoare triple {5001#(<= 1 main_~k~0)} assume true; {5001#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:09,823 INFO L273 TraceCheckUtils]: 64: Hoare triple {5001#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5001#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:09,824 INFO L256 TraceCheckUtils]: 65: Hoare triple {5001#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5208#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:05:09,824 INFO L273 TraceCheckUtils]: 66: Hoare triple {5208#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {5212#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:05:09,825 INFO L273 TraceCheckUtils]: 67: Hoare triple {5212#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {4986#false} is VALID [2018-11-19 00:05:09,825 INFO L273 TraceCheckUtils]: 68: Hoare triple {4986#false} assume !false; {4986#false} is VALID [2018-11-19 00:05:09,834 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 9 proven. 124 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-19 00:05:09,854 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:05:09,854 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19] total 27 [2018-11-19 00:05:09,855 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 69 [2018-11-19 00:05:09,855 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:05:09,855 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 27 states. [2018-11-19 00:05:09,947 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:09,947 INFO L459 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-11-19 00:05:09,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-11-19 00:05:09,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=585, Unknown=0, NotChecked=0, Total=702 [2018-11-19 00:05:09,948 INFO L87 Difference]: Start difference. First operand 72 states and 73 transitions. Second operand 27 states. [2018-11-19 00:05:12,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:12,078 INFO L93 Difference]: Finished difference Result 87 states and 89 transitions. [2018-11-19 00:05:12,078 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2018-11-19 00:05:12,078 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 69 [2018-11-19 00:05:12,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:05:12,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-19 00:05:12,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 74 transitions. [2018-11-19 00:05:12,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27 states. [2018-11-19 00:05:12,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 74 transitions. [2018-11-19 00:05:12,082 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 22 states and 74 transitions. [2018-11-19 00:05:12,179 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 74 edges. 74 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:12,182 INFO L225 Difference]: With dead ends: 87 [2018-11-19 00:05:12,183 INFO L226 Difference]: Without dead ends: 85 [2018-11-19 00:05:12,184 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 61 SyntacticMatches, 2 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=290, Invalid=1350, Unknown=0, NotChecked=0, Total=1640 [2018-11-19 00:05:12,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2018-11-19 00:05:12,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 80. [2018-11-19 00:05:12,301 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:05:12,301 INFO L82 GeneralOperation]: Start isEquivalent. First operand 85 states. Second operand 80 states. [2018-11-19 00:05:12,301 INFO L74 IsIncluded]: Start isIncluded. First operand 85 states. Second operand 80 states. [2018-11-19 00:05:12,301 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 80 states. [2018-11-19 00:05:12,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:12,305 INFO L93 Difference]: Finished difference Result 85 states and 87 transitions. [2018-11-19 00:05:12,305 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 87 transitions. [2018-11-19 00:05:12,305 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:12,305 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:12,306 INFO L74 IsIncluded]: Start isIncluded. First operand 80 states. Second operand 85 states. [2018-11-19 00:05:12,306 INFO L87 Difference]: Start difference. First operand 80 states. Second operand 85 states. [2018-11-19 00:05:12,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:12,308 INFO L93 Difference]: Finished difference Result 85 states and 87 transitions. [2018-11-19 00:05:12,308 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 87 transitions. [2018-11-19 00:05:12,308 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:12,309 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:12,309 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:05:12,309 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:05:12,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-11-19 00:05:12,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 81 transitions. [2018-11-19 00:05:12,311 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 81 transitions. Word has length 69 [2018-11-19 00:05:12,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:05:12,311 INFO L480 AbstractCegarLoop]: Abstraction has 80 states and 81 transitions. [2018-11-19 00:05:12,311 INFO L481 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-11-19 00:05:12,311 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2018-11-19 00:05:12,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-11-19 00:05:12,312 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:05:12,312 INFO L375 BasicCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:05:12,313 INFO L423 AbstractCegarLoop]: === Iteration 15 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:05:12,313 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:05:12,313 INFO L82 PathProgramCache]: Analyzing trace with hash -641186976, now seen corresponding path program 11 times [2018-11-19 00:05:12,313 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:05:12,313 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:05:12,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:12,314 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:05:12,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:13,819 INFO L256 TraceCheckUtils]: 0: Hoare triple {5651#true} call ULTIMATE.init(); {5651#true} is VALID [2018-11-19 00:05:13,819 INFO L273 TraceCheckUtils]: 1: Hoare triple {5651#true} assume true; {5651#true} is VALID [2018-11-19 00:05:13,819 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {5651#true} {5651#true} #52#return; {5651#true} is VALID [2018-11-19 00:05:13,819 INFO L256 TraceCheckUtils]: 3: Hoare triple {5651#true} call #t~ret5 := main(); {5651#true} is VALID [2018-11-19 00:05:13,819 INFO L273 TraceCheckUtils]: 4: Hoare triple {5651#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {5651#true} is VALID [2018-11-19 00:05:13,820 INFO L273 TraceCheckUtils]: 5: Hoare triple {5651#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {5653#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:13,820 INFO L273 TraceCheckUtils]: 6: Hoare triple {5653#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {5653#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:13,821 INFO L273 TraceCheckUtils]: 7: Hoare triple {5653#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5654#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,822 INFO L273 TraceCheckUtils]: 8: Hoare triple {5654#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {5654#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,823 INFO L273 TraceCheckUtils]: 9: Hoare triple {5654#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5655#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,824 INFO L273 TraceCheckUtils]: 10: Hoare triple {5655#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {5655#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,824 INFO L273 TraceCheckUtils]: 11: Hoare triple {5655#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5656#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,825 INFO L273 TraceCheckUtils]: 12: Hoare triple {5656#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {5656#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,826 INFO L273 TraceCheckUtils]: 13: Hoare triple {5656#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5657#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,827 INFO L273 TraceCheckUtils]: 14: Hoare triple {5657#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {5657#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,828 INFO L273 TraceCheckUtils]: 15: Hoare triple {5657#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5658#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:13,828 INFO L273 TraceCheckUtils]: 16: Hoare triple {5658#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {5658#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:13,829 INFO L273 TraceCheckUtils]: 17: Hoare triple {5658#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5659#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,830 INFO L273 TraceCheckUtils]: 18: Hoare triple {5659#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume true; {5659#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,831 INFO L273 TraceCheckUtils]: 19: Hoare triple {5659#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5660#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,832 INFO L273 TraceCheckUtils]: 20: Hoare triple {5660#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume true; {5660#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,832 INFO L273 TraceCheckUtils]: 21: Hoare triple {5660#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {5660#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,833 INFO L273 TraceCheckUtils]: 22: Hoare triple {5660#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} ~j~0 := 0; {5661#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,834 INFO L273 TraceCheckUtils]: 23: Hoare triple {5661#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 7)) (<= 1 main_~n~0))} assume true; {5661#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:13,835 INFO L273 TraceCheckUtils]: 24: Hoare triple {5661#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 7)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5662#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:13,835 INFO L256 TraceCheckUtils]: 25: Hoare triple {5662#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5651#true} is VALID [2018-11-19 00:05:13,836 INFO L273 TraceCheckUtils]: 26: Hoare triple {5651#true} ~cond := #in~cond; {5663#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:13,837 INFO L273 TraceCheckUtils]: 27: Hoare triple {5663#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {5664#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:13,837 INFO L273 TraceCheckUtils]: 28: Hoare triple {5664#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {5664#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:13,838 INFO L268 TraceCheckUtils]: 29: Hoare quadruple {5664#(not (= |__VERIFIER_assert_#in~cond| 0))} {5662#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #56#return; {5662#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:13,839 INFO L273 TraceCheckUtils]: 30: Hoare triple {5662#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5665#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:13,840 INFO L273 TraceCheckUtils]: 31: Hoare triple {5665#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume true; {5665#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:13,840 INFO L273 TraceCheckUtils]: 32: Hoare triple {5665#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5665#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:13,841 INFO L256 TraceCheckUtils]: 33: Hoare triple {5665#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5651#true} is VALID [2018-11-19 00:05:13,841 INFO L273 TraceCheckUtils]: 34: Hoare triple {5651#true} ~cond := #in~cond; {5651#true} is VALID [2018-11-19 00:05:13,841 INFO L273 TraceCheckUtils]: 35: Hoare triple {5651#true} assume !(0 == ~cond); {5651#true} is VALID [2018-11-19 00:05:13,841 INFO L273 TraceCheckUtils]: 36: Hoare triple {5651#true} assume true; {5651#true} is VALID [2018-11-19 00:05:13,842 INFO L268 TraceCheckUtils]: 37: Hoare quadruple {5651#true} {5665#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #56#return; {5665#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:13,843 INFO L273 TraceCheckUtils]: 38: Hoare triple {5665#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5666#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:13,844 INFO L273 TraceCheckUtils]: 39: Hoare triple {5666#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume true; {5666#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:13,844 INFO L273 TraceCheckUtils]: 40: Hoare triple {5666#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5666#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:13,845 INFO L256 TraceCheckUtils]: 41: Hoare triple {5666#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5651#true} is VALID [2018-11-19 00:05:13,845 INFO L273 TraceCheckUtils]: 42: Hoare triple {5651#true} ~cond := #in~cond; {5651#true} is VALID [2018-11-19 00:05:13,845 INFO L273 TraceCheckUtils]: 43: Hoare triple {5651#true} assume !(0 == ~cond); {5651#true} is VALID [2018-11-19 00:05:13,845 INFO L273 TraceCheckUtils]: 44: Hoare triple {5651#true} assume true; {5651#true} is VALID [2018-11-19 00:05:13,846 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {5651#true} {5666#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #56#return; {5666#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:13,847 INFO L273 TraceCheckUtils]: 46: Hoare triple {5666#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5667#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:13,848 INFO L273 TraceCheckUtils]: 47: Hoare triple {5667#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume true; {5667#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:13,849 INFO L273 TraceCheckUtils]: 48: Hoare triple {5667#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5667#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:13,849 INFO L256 TraceCheckUtils]: 49: Hoare triple {5667#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5651#true} is VALID [2018-11-19 00:05:13,849 INFO L273 TraceCheckUtils]: 50: Hoare triple {5651#true} ~cond := #in~cond; {5651#true} is VALID [2018-11-19 00:05:13,849 INFO L273 TraceCheckUtils]: 51: Hoare triple {5651#true} assume !(0 == ~cond); {5651#true} is VALID [2018-11-19 00:05:13,850 INFO L273 TraceCheckUtils]: 52: Hoare triple {5651#true} assume true; {5651#true} is VALID [2018-11-19 00:05:13,850 INFO L268 TraceCheckUtils]: 53: Hoare quadruple {5651#true} {5667#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #56#return; {5667#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:13,851 INFO L273 TraceCheckUtils]: 54: Hoare triple {5667#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5668#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:13,852 INFO L273 TraceCheckUtils]: 55: Hoare triple {5668#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {5668#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:13,852 INFO L273 TraceCheckUtils]: 56: Hoare triple {5668#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5668#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:13,852 INFO L256 TraceCheckUtils]: 57: Hoare triple {5668#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5651#true} is VALID [2018-11-19 00:05:13,852 INFO L273 TraceCheckUtils]: 58: Hoare triple {5651#true} ~cond := #in~cond; {5651#true} is VALID [2018-11-19 00:05:13,852 INFO L273 TraceCheckUtils]: 59: Hoare triple {5651#true} assume !(0 == ~cond); {5651#true} is VALID [2018-11-19 00:05:13,852 INFO L273 TraceCheckUtils]: 60: Hoare triple {5651#true} assume true; {5651#true} is VALID [2018-11-19 00:05:13,853 INFO L268 TraceCheckUtils]: 61: Hoare quadruple {5651#true} {5668#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {5668#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:13,854 INFO L273 TraceCheckUtils]: 62: Hoare triple {5668#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5669#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:13,854 INFO L273 TraceCheckUtils]: 63: Hoare triple {5669#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {5669#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:13,855 INFO L273 TraceCheckUtils]: 64: Hoare triple {5669#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5669#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:13,855 INFO L256 TraceCheckUtils]: 65: Hoare triple {5669#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5651#true} is VALID [2018-11-19 00:05:13,855 INFO L273 TraceCheckUtils]: 66: Hoare triple {5651#true} ~cond := #in~cond; {5651#true} is VALID [2018-11-19 00:05:13,855 INFO L273 TraceCheckUtils]: 67: Hoare triple {5651#true} assume !(0 == ~cond); {5651#true} is VALID [2018-11-19 00:05:13,856 INFO L273 TraceCheckUtils]: 68: Hoare triple {5651#true} assume true; {5651#true} is VALID [2018-11-19 00:05:13,856 INFO L268 TraceCheckUtils]: 69: Hoare quadruple {5651#true} {5669#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {5669#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:13,858 INFO L273 TraceCheckUtils]: 70: Hoare triple {5669#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5670#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:13,858 INFO L273 TraceCheckUtils]: 71: Hoare triple {5670#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {5670#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:13,860 INFO L273 TraceCheckUtils]: 72: Hoare triple {5670#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5671#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:13,861 INFO L256 TraceCheckUtils]: 73: Hoare triple {5671#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5664#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:13,861 INFO L273 TraceCheckUtils]: 74: Hoare triple {5664#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {5672#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:05:13,862 INFO L273 TraceCheckUtils]: 75: Hoare triple {5672#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {5652#false} is VALID [2018-11-19 00:05:13,862 INFO L273 TraceCheckUtils]: 76: Hoare triple {5652#false} assume !false; {5652#false} is VALID [2018-11-19 00:05:13,878 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 71 proven. 90 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-19 00:05:13,878 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:05:13,878 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:05:13,887 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-19 00:05:13,914 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2018-11-19 00:05:13,915 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:05:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:13,928 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:05:14,901 INFO L256 TraceCheckUtils]: 0: Hoare triple {5651#true} call ULTIMATE.init(); {5651#true} is VALID [2018-11-19 00:05:14,901 INFO L273 TraceCheckUtils]: 1: Hoare triple {5651#true} assume true; {5651#true} is VALID [2018-11-19 00:05:14,902 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {5651#true} {5651#true} #52#return; {5651#true} is VALID [2018-11-19 00:05:14,902 INFO L256 TraceCheckUtils]: 3: Hoare triple {5651#true} call #t~ret5 := main(); {5651#true} is VALID [2018-11-19 00:05:14,902 INFO L273 TraceCheckUtils]: 4: Hoare triple {5651#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {5651#true} is VALID [2018-11-19 00:05:14,903 INFO L273 TraceCheckUtils]: 5: Hoare triple {5651#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {5653#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:14,903 INFO L273 TraceCheckUtils]: 6: Hoare triple {5653#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {5653#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:14,904 INFO L273 TraceCheckUtils]: 7: Hoare triple {5653#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5697#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:14,905 INFO L273 TraceCheckUtils]: 8: Hoare triple {5697#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {5697#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:14,905 INFO L273 TraceCheckUtils]: 9: Hoare triple {5697#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5704#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:14,906 INFO L273 TraceCheckUtils]: 10: Hoare triple {5704#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {5704#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:14,906 INFO L273 TraceCheckUtils]: 11: Hoare triple {5704#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5711#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:14,907 INFO L273 TraceCheckUtils]: 12: Hoare triple {5711#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {5711#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:14,908 INFO L273 TraceCheckUtils]: 13: Hoare triple {5711#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5718#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:14,909 INFO L273 TraceCheckUtils]: 14: Hoare triple {5718#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {5718#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:14,910 INFO L273 TraceCheckUtils]: 15: Hoare triple {5718#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5725#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:14,910 INFO L273 TraceCheckUtils]: 16: Hoare triple {5725#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {5725#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:14,911 INFO L273 TraceCheckUtils]: 17: Hoare triple {5725#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5732#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:14,912 INFO L273 TraceCheckUtils]: 18: Hoare triple {5732#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {5732#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:14,913 INFO L273 TraceCheckUtils]: 19: Hoare triple {5732#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {5739#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,914 INFO L273 TraceCheckUtils]: 20: Hoare triple {5739#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} assume true; {5739#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,914 INFO L273 TraceCheckUtils]: 21: Hoare triple {5739#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} assume !(~i~0 < ~n~0); {5739#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,915 INFO L273 TraceCheckUtils]: 22: Hoare triple {5739#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} ~j~0 := 0; {5749#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,916 INFO L273 TraceCheckUtils]: 23: Hoare triple {5749#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} assume true; {5749#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,916 INFO L273 TraceCheckUtils]: 24: Hoare triple {5749#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5749#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,917 INFO L256 TraceCheckUtils]: 25: Hoare triple {5749#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5651#true} is VALID [2018-11-19 00:05:14,917 INFO L273 TraceCheckUtils]: 26: Hoare triple {5651#true} ~cond := #in~cond; {5651#true} is VALID [2018-11-19 00:05:14,917 INFO L273 TraceCheckUtils]: 27: Hoare triple {5651#true} assume !(0 == ~cond); {5651#true} is VALID [2018-11-19 00:05:14,917 INFO L273 TraceCheckUtils]: 28: Hoare triple {5651#true} assume true; {5651#true} is VALID [2018-11-19 00:05:14,918 INFO L268 TraceCheckUtils]: 29: Hoare quadruple {5651#true} {5749#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} #56#return; {5749#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,919 INFO L273 TraceCheckUtils]: 30: Hoare triple {5749#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 7)) (<= 13 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5774#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~j~0) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,920 INFO L273 TraceCheckUtils]: 31: Hoare triple {5774#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~j~0) (<= 13 main_~n~0))} assume true; {5774#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~j~0) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,921 INFO L273 TraceCheckUtils]: 32: Hoare triple {5774#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~j~0) (<= 13 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5774#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~j~0) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,921 INFO L256 TraceCheckUtils]: 33: Hoare triple {5774#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~j~0) (<= 13 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5651#true} is VALID [2018-11-19 00:05:14,921 INFO L273 TraceCheckUtils]: 34: Hoare triple {5651#true} ~cond := #in~cond; {5651#true} is VALID [2018-11-19 00:05:14,921 INFO L273 TraceCheckUtils]: 35: Hoare triple {5651#true} assume !(0 == ~cond); {5651#true} is VALID [2018-11-19 00:05:14,922 INFO L273 TraceCheckUtils]: 36: Hoare triple {5651#true} assume true; {5651#true} is VALID [2018-11-19 00:05:14,922 INFO L268 TraceCheckUtils]: 37: Hoare quadruple {5651#true} {5774#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~j~0) (<= 13 main_~n~0))} #56#return; {5774#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~j~0) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,923 INFO L273 TraceCheckUtils]: 38: Hoare triple {5774#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~j~0) (<= 13 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5799#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,924 INFO L273 TraceCheckUtils]: 39: Hoare triple {5799#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 13 main_~n~0))} assume true; {5799#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,925 INFO L273 TraceCheckUtils]: 40: Hoare triple {5799#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 13 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5799#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,925 INFO L256 TraceCheckUtils]: 41: Hoare triple {5799#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 13 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5651#true} is VALID [2018-11-19 00:05:14,925 INFO L273 TraceCheckUtils]: 42: Hoare triple {5651#true} ~cond := #in~cond; {5651#true} is VALID [2018-11-19 00:05:14,926 INFO L273 TraceCheckUtils]: 43: Hoare triple {5651#true} assume !(0 == ~cond); {5651#true} is VALID [2018-11-19 00:05:14,926 INFO L273 TraceCheckUtils]: 44: Hoare triple {5651#true} assume true; {5651#true} is VALID [2018-11-19 00:05:14,927 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {5651#true} {5799#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 13 main_~n~0))} #56#return; {5799#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,928 INFO L273 TraceCheckUtils]: 46: Hoare triple {5799#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 13 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5824#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 13 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:14,928 INFO L273 TraceCheckUtils]: 47: Hoare triple {5824#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 13 main_~n~0) (<= 3 main_~j~0))} assume true; {5824#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 13 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:14,929 INFO L273 TraceCheckUtils]: 48: Hoare triple {5824#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 13 main_~n~0) (<= 3 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5824#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 13 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:14,929 INFO L256 TraceCheckUtils]: 49: Hoare triple {5824#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 13 main_~n~0) (<= 3 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5651#true} is VALID [2018-11-19 00:05:14,929 INFO L273 TraceCheckUtils]: 50: Hoare triple {5651#true} ~cond := #in~cond; {5651#true} is VALID [2018-11-19 00:05:14,929 INFO L273 TraceCheckUtils]: 51: Hoare triple {5651#true} assume !(0 == ~cond); {5651#true} is VALID [2018-11-19 00:05:14,930 INFO L273 TraceCheckUtils]: 52: Hoare triple {5651#true} assume true; {5651#true} is VALID [2018-11-19 00:05:14,930 INFO L268 TraceCheckUtils]: 53: Hoare quadruple {5651#true} {5824#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 13 main_~n~0) (<= 3 main_~j~0))} #56#return; {5824#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 13 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:14,931 INFO L273 TraceCheckUtils]: 54: Hoare triple {5824#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 13 main_~n~0) (<= 3 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5849#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 4 main_~j~0) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,931 INFO L273 TraceCheckUtils]: 55: Hoare triple {5849#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 4 main_~j~0) (<= 13 main_~n~0))} assume true; {5849#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 4 main_~j~0) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,932 INFO L273 TraceCheckUtils]: 56: Hoare triple {5849#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 4 main_~j~0) (<= 13 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5849#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 4 main_~j~0) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,932 INFO L256 TraceCheckUtils]: 57: Hoare triple {5849#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 4 main_~j~0) (<= 13 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5651#true} is VALID [2018-11-19 00:05:14,932 INFO L273 TraceCheckUtils]: 58: Hoare triple {5651#true} ~cond := #in~cond; {5651#true} is VALID [2018-11-19 00:05:14,933 INFO L273 TraceCheckUtils]: 59: Hoare triple {5651#true} assume !(0 == ~cond); {5651#true} is VALID [2018-11-19 00:05:14,933 INFO L273 TraceCheckUtils]: 60: Hoare triple {5651#true} assume true; {5651#true} is VALID [2018-11-19 00:05:14,933 INFO L268 TraceCheckUtils]: 61: Hoare quadruple {5651#true} {5849#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 4 main_~j~0) (<= 13 main_~n~0))} #56#return; {5849#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 4 main_~j~0) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,934 INFO L273 TraceCheckUtils]: 62: Hoare triple {5849#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 4 main_~j~0) (<= 13 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5874#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~j~0) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,935 INFO L273 TraceCheckUtils]: 63: Hoare triple {5874#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~j~0) (<= 13 main_~n~0))} assume true; {5874#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~j~0) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,936 INFO L273 TraceCheckUtils]: 64: Hoare triple {5874#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~j~0) (<= 13 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5874#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~j~0) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,936 INFO L256 TraceCheckUtils]: 65: Hoare triple {5874#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~j~0) (<= 13 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5651#true} is VALID [2018-11-19 00:05:14,937 INFO L273 TraceCheckUtils]: 66: Hoare triple {5651#true} ~cond := #in~cond; {5663#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:14,937 INFO L273 TraceCheckUtils]: 67: Hoare triple {5663#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {5664#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:14,938 INFO L273 TraceCheckUtils]: 68: Hoare triple {5664#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {5664#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:14,939 INFO L268 TraceCheckUtils]: 69: Hoare quadruple {5664#(not (= |__VERIFIER_assert_#in~cond| 0))} {5874#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~j~0) (<= 13 main_~n~0))} #56#return; {5874#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~j~0) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,940 INFO L273 TraceCheckUtils]: 70: Hoare triple {5874#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~j~0) (<= 13 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {5899#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,940 INFO L273 TraceCheckUtils]: 71: Hoare triple {5899#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 13 main_~n~0))} assume true; {5899#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 13 main_~n~0))} is VALID [2018-11-19 00:05:14,941 INFO L273 TraceCheckUtils]: 72: Hoare triple {5899#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 13 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {5671#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:14,942 INFO L256 TraceCheckUtils]: 73: Hoare triple {5671#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {5909#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:05:14,943 INFO L273 TraceCheckUtils]: 74: Hoare triple {5909#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {5913#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:05:14,944 INFO L273 TraceCheckUtils]: 75: Hoare triple {5913#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {5652#false} is VALID [2018-11-19 00:05:14,944 INFO L273 TraceCheckUtils]: 76: Hoare triple {5652#false} assume !false; {5652#false} is VALID [2018-11-19 00:05:14,954 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 26 proven. 135 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-19 00:05:14,972 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:05:14,973 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 22] total 38 [2018-11-19 00:05:14,973 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 77 [2018-11-19 00:05:14,974 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:05:14,974 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 38 states. [2018-11-19 00:05:15,107 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:15,108 INFO L459 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-11-19 00:05:15,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-11-19 00:05:15,109 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=1243, Unknown=0, NotChecked=0, Total=1406 [2018-11-19 00:05:15,109 INFO L87 Difference]: Start difference. First operand 80 states and 81 transitions. Second operand 38 states. [2018-11-19 00:05:22,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:22,087 INFO L93 Difference]: Finished difference Result 151 states and 156 transitions. [2018-11-19 00:05:22,087 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-19 00:05:22,087 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 77 [2018-11-19 00:05:22,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:05:22,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-19 00:05:22,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 91 transitions. [2018-11-19 00:05:22,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 38 states. [2018-11-19 00:05:22,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 91 transitions. [2018-11-19 00:05:22,091 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 25 states and 91 transitions. [2018-11-19 00:05:22,556 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 91 edges. 91 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:22,559 INFO L225 Difference]: With dead ends: 151 [2018-11-19 00:05:22,559 INFO L226 Difference]: Without dead ends: 92 [2018-11-19 00:05:22,560 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 60 SyntacticMatches, 4 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 571 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=263, Invalid=2089, Unknown=0, NotChecked=0, Total=2352 [2018-11-19 00:05:22,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2018-11-19 00:05:23,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 82. [2018-11-19 00:05:23,080 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:05:23,080 INFO L82 GeneralOperation]: Start isEquivalent. First operand 92 states. Second operand 82 states. [2018-11-19 00:05:23,081 INFO L74 IsIncluded]: Start isIncluded. First operand 92 states. Second operand 82 states. [2018-11-19 00:05:23,081 INFO L87 Difference]: Start difference. First operand 92 states. Second operand 82 states. [2018-11-19 00:05:23,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:23,084 INFO L93 Difference]: Finished difference Result 92 states and 94 transitions. [2018-11-19 00:05:23,084 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 94 transitions. [2018-11-19 00:05:23,085 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:23,085 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:23,085 INFO L74 IsIncluded]: Start isIncluded. First operand 82 states. Second operand 92 states. [2018-11-19 00:05:23,085 INFO L87 Difference]: Start difference. First operand 82 states. Second operand 92 states. [2018-11-19 00:05:23,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:23,087 INFO L93 Difference]: Finished difference Result 92 states and 94 transitions. [2018-11-19 00:05:23,088 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 94 transitions. [2018-11-19 00:05:23,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:23,088 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:23,088 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:05:23,088 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:05:23,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2018-11-19 00:05:23,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 83 transitions. [2018-11-19 00:05:23,090 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 83 transitions. Word has length 77 [2018-11-19 00:05:23,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:05:23,091 INFO L480 AbstractCegarLoop]: Abstraction has 82 states and 83 transitions. [2018-11-19 00:05:23,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-11-19 00:05:23,091 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 83 transitions. [2018-11-19 00:05:23,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2018-11-19 00:05:23,092 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:05:23,092 INFO L375 BasicCegarLoop]: trace histogram [9, 8, 7, 7, 7, 7, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:05:23,092 INFO L423 AbstractCegarLoop]: === Iteration 16 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:05:23,092 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:05:23,092 INFO L82 PathProgramCache]: Analyzing trace with hash -1270822950, now seen corresponding path program 12 times [2018-11-19 00:05:23,092 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:05:23,093 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:05:23,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:23,093 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:05:23,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:23,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:24,093 INFO L256 TraceCheckUtils]: 0: Hoare triple {6452#true} call ULTIMATE.init(); {6452#true} is VALID [2018-11-19 00:05:24,094 INFO L273 TraceCheckUtils]: 1: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,094 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {6452#true} {6452#true} #52#return; {6452#true} is VALID [2018-11-19 00:05:24,094 INFO L256 TraceCheckUtils]: 3: Hoare triple {6452#true} call #t~ret5 := main(); {6452#true} is VALID [2018-11-19 00:05:24,095 INFO L273 TraceCheckUtils]: 4: Hoare triple {6452#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {6452#true} is VALID [2018-11-19 00:05:24,095 INFO L273 TraceCheckUtils]: 5: Hoare triple {6452#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {6454#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,096 INFO L273 TraceCheckUtils]: 6: Hoare triple {6454#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {6454#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,096 INFO L273 TraceCheckUtils]: 7: Hoare triple {6454#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6455#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,096 INFO L273 TraceCheckUtils]: 8: Hoare triple {6455#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {6455#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,097 INFO L273 TraceCheckUtils]: 9: Hoare triple {6455#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6456#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,097 INFO L273 TraceCheckUtils]: 10: Hoare triple {6456#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {6456#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,098 INFO L273 TraceCheckUtils]: 11: Hoare triple {6456#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6457#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,098 INFO L273 TraceCheckUtils]: 12: Hoare triple {6457#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume true; {6457#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,099 INFO L273 TraceCheckUtils]: 13: Hoare triple {6457#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6458#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,100 INFO L273 TraceCheckUtils]: 14: Hoare triple {6458#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume true; {6458#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,101 INFO L273 TraceCheckUtils]: 15: Hoare triple {6458#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6459#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,101 INFO L273 TraceCheckUtils]: 16: Hoare triple {6459#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume true; {6459#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,102 INFO L273 TraceCheckUtils]: 17: Hoare triple {6459#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6460#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,103 INFO L273 TraceCheckUtils]: 18: Hoare triple {6460#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume true; {6460#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,104 INFO L273 TraceCheckUtils]: 19: Hoare triple {6460#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6461#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,104 INFO L273 TraceCheckUtils]: 20: Hoare triple {6461#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume true; {6461#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:24,105 INFO L273 TraceCheckUtils]: 21: Hoare triple {6461#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,105 INFO L273 TraceCheckUtils]: 22: Hoare triple {6462#(<= 7 main_~k~0)} assume true; {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,106 INFO L273 TraceCheckUtils]: 23: Hoare triple {6462#(<= 7 main_~k~0)} assume !(~i~0 < ~n~0); {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,107 INFO L273 TraceCheckUtils]: 24: Hoare triple {6462#(<= 7 main_~k~0)} ~j~0 := 0; {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,107 INFO L273 TraceCheckUtils]: 25: Hoare triple {6462#(<= 7 main_~k~0)} assume true; {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,108 INFO L273 TraceCheckUtils]: 26: Hoare triple {6462#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,108 INFO L256 TraceCheckUtils]: 27: Hoare triple {6462#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6452#true} is VALID [2018-11-19 00:05:24,108 INFO L273 TraceCheckUtils]: 28: Hoare triple {6452#true} ~cond := #in~cond; {6463#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:24,109 INFO L273 TraceCheckUtils]: 29: Hoare triple {6463#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {6464#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:24,109 INFO L273 TraceCheckUtils]: 30: Hoare triple {6464#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {6464#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:24,110 INFO L268 TraceCheckUtils]: 31: Hoare quadruple {6464#(not (= |__VERIFIER_assert_#in~cond| 0))} {6462#(<= 7 main_~k~0)} #56#return; {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,111 INFO L273 TraceCheckUtils]: 32: Hoare triple {6462#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {6465#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:24,111 INFO L273 TraceCheckUtils]: 33: Hoare triple {6465#(<= 6 main_~k~0)} assume true; {6465#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:24,112 INFO L273 TraceCheckUtils]: 34: Hoare triple {6465#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6465#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:24,112 INFO L256 TraceCheckUtils]: 35: Hoare triple {6465#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6452#true} is VALID [2018-11-19 00:05:24,112 INFO L273 TraceCheckUtils]: 36: Hoare triple {6452#true} ~cond := #in~cond; {6452#true} is VALID [2018-11-19 00:05:24,113 INFO L273 TraceCheckUtils]: 37: Hoare triple {6452#true} assume !(0 == ~cond); {6452#true} is VALID [2018-11-19 00:05:24,113 INFO L273 TraceCheckUtils]: 38: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,114 INFO L268 TraceCheckUtils]: 39: Hoare quadruple {6452#true} {6465#(<= 6 main_~k~0)} #56#return; {6465#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:24,114 INFO L273 TraceCheckUtils]: 40: Hoare triple {6465#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {6466#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:24,115 INFO L273 TraceCheckUtils]: 41: Hoare triple {6466#(<= 5 main_~k~0)} assume true; {6466#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:24,115 INFO L273 TraceCheckUtils]: 42: Hoare triple {6466#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6466#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:24,115 INFO L256 TraceCheckUtils]: 43: Hoare triple {6466#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6452#true} is VALID [2018-11-19 00:05:24,115 INFO L273 TraceCheckUtils]: 44: Hoare triple {6452#true} ~cond := #in~cond; {6452#true} is VALID [2018-11-19 00:05:24,115 INFO L273 TraceCheckUtils]: 45: Hoare triple {6452#true} assume !(0 == ~cond); {6452#true} is VALID [2018-11-19 00:05:24,115 INFO L273 TraceCheckUtils]: 46: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,116 INFO L268 TraceCheckUtils]: 47: Hoare quadruple {6452#true} {6466#(<= 5 main_~k~0)} #56#return; {6466#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:24,116 INFO L273 TraceCheckUtils]: 48: Hoare triple {6466#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {6467#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:24,117 INFO L273 TraceCheckUtils]: 49: Hoare triple {6467#(<= 4 main_~k~0)} assume true; {6467#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:24,117 INFO L273 TraceCheckUtils]: 50: Hoare triple {6467#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6467#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:24,117 INFO L256 TraceCheckUtils]: 51: Hoare triple {6467#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6452#true} is VALID [2018-11-19 00:05:24,117 INFO L273 TraceCheckUtils]: 52: Hoare triple {6452#true} ~cond := #in~cond; {6452#true} is VALID [2018-11-19 00:05:24,117 INFO L273 TraceCheckUtils]: 53: Hoare triple {6452#true} assume !(0 == ~cond); {6452#true} is VALID [2018-11-19 00:05:24,117 INFO L273 TraceCheckUtils]: 54: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,118 INFO L268 TraceCheckUtils]: 55: Hoare quadruple {6452#true} {6467#(<= 4 main_~k~0)} #56#return; {6467#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:24,119 INFO L273 TraceCheckUtils]: 56: Hoare triple {6467#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {6468#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:24,119 INFO L273 TraceCheckUtils]: 57: Hoare triple {6468#(<= 3 main_~k~0)} assume true; {6468#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:24,120 INFO L273 TraceCheckUtils]: 58: Hoare triple {6468#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6468#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:24,120 INFO L256 TraceCheckUtils]: 59: Hoare triple {6468#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6452#true} is VALID [2018-11-19 00:05:24,120 INFO L273 TraceCheckUtils]: 60: Hoare triple {6452#true} ~cond := #in~cond; {6452#true} is VALID [2018-11-19 00:05:24,121 INFO L273 TraceCheckUtils]: 61: Hoare triple {6452#true} assume !(0 == ~cond); {6452#true} is VALID [2018-11-19 00:05:24,121 INFO L273 TraceCheckUtils]: 62: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,121 INFO L268 TraceCheckUtils]: 63: Hoare quadruple {6452#true} {6468#(<= 3 main_~k~0)} #56#return; {6468#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:24,122 INFO L273 TraceCheckUtils]: 64: Hoare triple {6468#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {6469#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:24,123 INFO L273 TraceCheckUtils]: 65: Hoare triple {6469#(<= 2 main_~k~0)} assume true; {6469#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:24,123 INFO L273 TraceCheckUtils]: 66: Hoare triple {6469#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6469#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:24,124 INFO L256 TraceCheckUtils]: 67: Hoare triple {6469#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6452#true} is VALID [2018-11-19 00:05:24,124 INFO L273 TraceCheckUtils]: 68: Hoare triple {6452#true} ~cond := #in~cond; {6452#true} is VALID [2018-11-19 00:05:24,124 INFO L273 TraceCheckUtils]: 69: Hoare triple {6452#true} assume !(0 == ~cond); {6452#true} is VALID [2018-11-19 00:05:24,124 INFO L273 TraceCheckUtils]: 70: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,125 INFO L268 TraceCheckUtils]: 71: Hoare quadruple {6452#true} {6469#(<= 2 main_~k~0)} #56#return; {6469#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:24,126 INFO L273 TraceCheckUtils]: 72: Hoare triple {6469#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {6470#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:24,126 INFO L273 TraceCheckUtils]: 73: Hoare triple {6470#(<= 1 main_~k~0)} assume true; {6470#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:24,127 INFO L273 TraceCheckUtils]: 74: Hoare triple {6470#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6470#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:24,128 INFO L256 TraceCheckUtils]: 75: Hoare triple {6470#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6464#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:24,128 INFO L273 TraceCheckUtils]: 76: Hoare triple {6464#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {6471#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:05:24,129 INFO L273 TraceCheckUtils]: 77: Hoare triple {6471#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {6453#false} is VALID [2018-11-19 00:05:24,129 INFO L273 TraceCheckUtils]: 78: Hoare triple {6453#false} assume !false; {6453#false} is VALID [2018-11-19 00:05:24,134 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 67 proven. 110 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-19 00:05:24,134 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:05:24,134 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:05:24,144 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-19 00:05:24,174 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2018-11-19 00:05:24,174 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:05:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:24,189 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:05:24,626 INFO L256 TraceCheckUtils]: 0: Hoare triple {6452#true} call ULTIMATE.init(); {6452#true} is VALID [2018-11-19 00:05:24,626 INFO L273 TraceCheckUtils]: 1: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,626 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {6452#true} {6452#true} #52#return; {6452#true} is VALID [2018-11-19 00:05:24,627 INFO L256 TraceCheckUtils]: 3: Hoare triple {6452#true} call #t~ret5 := main(); {6452#true} is VALID [2018-11-19 00:05:24,627 INFO L273 TraceCheckUtils]: 4: Hoare triple {6452#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {6452#true} is VALID [2018-11-19 00:05:24,627 INFO L273 TraceCheckUtils]: 5: Hoare triple {6452#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {6490#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:24,628 INFO L273 TraceCheckUtils]: 6: Hoare triple {6490#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {6490#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:24,628 INFO L273 TraceCheckUtils]: 7: Hoare triple {6490#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6497#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:24,629 INFO L273 TraceCheckUtils]: 8: Hoare triple {6497#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {6497#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:24,629 INFO L273 TraceCheckUtils]: 9: Hoare triple {6497#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6504#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:24,630 INFO L273 TraceCheckUtils]: 10: Hoare triple {6504#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {6504#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:24,630 INFO L273 TraceCheckUtils]: 11: Hoare triple {6504#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6511#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:24,631 INFO L273 TraceCheckUtils]: 12: Hoare triple {6511#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {6511#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:24,632 INFO L273 TraceCheckUtils]: 13: Hoare triple {6511#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6518#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:24,633 INFO L273 TraceCheckUtils]: 14: Hoare triple {6518#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {6518#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:24,634 INFO L273 TraceCheckUtils]: 15: Hoare triple {6518#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6525#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:24,634 INFO L273 TraceCheckUtils]: 16: Hoare triple {6525#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {6525#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:24,635 INFO L273 TraceCheckUtils]: 17: Hoare triple {6525#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6532#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:24,636 INFO L273 TraceCheckUtils]: 18: Hoare triple {6532#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {6532#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:24,637 INFO L273 TraceCheckUtils]: 19: Hoare triple {6532#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6539#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:05:24,638 INFO L273 TraceCheckUtils]: 20: Hoare triple {6539#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {6539#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:05:24,638 INFO L273 TraceCheckUtils]: 21: Hoare triple {6539#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,639 INFO L273 TraceCheckUtils]: 22: Hoare triple {6462#(<= 7 main_~k~0)} assume true; {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,639 INFO L273 TraceCheckUtils]: 23: Hoare triple {6462#(<= 7 main_~k~0)} assume !(~i~0 < ~n~0); {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,640 INFO L273 TraceCheckUtils]: 24: Hoare triple {6462#(<= 7 main_~k~0)} ~j~0 := 0; {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,641 INFO L273 TraceCheckUtils]: 25: Hoare triple {6462#(<= 7 main_~k~0)} assume true; {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,641 INFO L273 TraceCheckUtils]: 26: Hoare triple {6462#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,641 INFO L256 TraceCheckUtils]: 27: Hoare triple {6462#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6452#true} is VALID [2018-11-19 00:05:24,641 INFO L273 TraceCheckUtils]: 28: Hoare triple {6452#true} ~cond := #in~cond; {6452#true} is VALID [2018-11-19 00:05:24,642 INFO L273 TraceCheckUtils]: 29: Hoare triple {6452#true} assume !(0 == ~cond); {6452#true} is VALID [2018-11-19 00:05:24,642 INFO L273 TraceCheckUtils]: 30: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,643 INFO L268 TraceCheckUtils]: 31: Hoare quadruple {6452#true} {6462#(<= 7 main_~k~0)} #56#return; {6462#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:24,643 INFO L273 TraceCheckUtils]: 32: Hoare triple {6462#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {6465#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:24,644 INFO L273 TraceCheckUtils]: 33: Hoare triple {6465#(<= 6 main_~k~0)} assume true; {6465#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:24,644 INFO L273 TraceCheckUtils]: 34: Hoare triple {6465#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6465#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:24,645 INFO L256 TraceCheckUtils]: 35: Hoare triple {6465#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6452#true} is VALID [2018-11-19 00:05:24,645 INFO L273 TraceCheckUtils]: 36: Hoare triple {6452#true} ~cond := #in~cond; {6452#true} is VALID [2018-11-19 00:05:24,645 INFO L273 TraceCheckUtils]: 37: Hoare triple {6452#true} assume !(0 == ~cond); {6452#true} is VALID [2018-11-19 00:05:24,645 INFO L273 TraceCheckUtils]: 38: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,646 INFO L268 TraceCheckUtils]: 39: Hoare quadruple {6452#true} {6465#(<= 6 main_~k~0)} #56#return; {6465#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:24,647 INFO L273 TraceCheckUtils]: 40: Hoare triple {6465#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {6466#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:24,647 INFO L273 TraceCheckUtils]: 41: Hoare triple {6466#(<= 5 main_~k~0)} assume true; {6466#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:24,648 INFO L273 TraceCheckUtils]: 42: Hoare triple {6466#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6466#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:24,648 INFO L256 TraceCheckUtils]: 43: Hoare triple {6466#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6452#true} is VALID [2018-11-19 00:05:24,648 INFO L273 TraceCheckUtils]: 44: Hoare triple {6452#true} ~cond := #in~cond; {6452#true} is VALID [2018-11-19 00:05:24,648 INFO L273 TraceCheckUtils]: 45: Hoare triple {6452#true} assume !(0 == ~cond); {6452#true} is VALID [2018-11-19 00:05:24,649 INFO L273 TraceCheckUtils]: 46: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,649 INFO L268 TraceCheckUtils]: 47: Hoare quadruple {6452#true} {6466#(<= 5 main_~k~0)} #56#return; {6466#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:24,668 INFO L273 TraceCheckUtils]: 48: Hoare triple {6466#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {6467#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:24,668 INFO L273 TraceCheckUtils]: 49: Hoare triple {6467#(<= 4 main_~k~0)} assume true; {6467#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:24,669 INFO L273 TraceCheckUtils]: 50: Hoare triple {6467#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6467#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:24,669 INFO L256 TraceCheckUtils]: 51: Hoare triple {6467#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6452#true} is VALID [2018-11-19 00:05:24,669 INFO L273 TraceCheckUtils]: 52: Hoare triple {6452#true} ~cond := #in~cond; {6452#true} is VALID [2018-11-19 00:05:24,669 INFO L273 TraceCheckUtils]: 53: Hoare triple {6452#true} assume !(0 == ~cond); {6452#true} is VALID [2018-11-19 00:05:24,669 INFO L273 TraceCheckUtils]: 54: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,670 INFO L268 TraceCheckUtils]: 55: Hoare quadruple {6452#true} {6467#(<= 4 main_~k~0)} #56#return; {6467#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:24,670 INFO L273 TraceCheckUtils]: 56: Hoare triple {6467#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {6468#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:24,671 INFO L273 TraceCheckUtils]: 57: Hoare triple {6468#(<= 3 main_~k~0)} assume true; {6468#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:24,671 INFO L273 TraceCheckUtils]: 58: Hoare triple {6468#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6468#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:24,671 INFO L256 TraceCheckUtils]: 59: Hoare triple {6468#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6452#true} is VALID [2018-11-19 00:05:24,671 INFO L273 TraceCheckUtils]: 60: Hoare triple {6452#true} ~cond := #in~cond; {6452#true} is VALID [2018-11-19 00:05:24,671 INFO L273 TraceCheckUtils]: 61: Hoare triple {6452#true} assume !(0 == ~cond); {6452#true} is VALID [2018-11-19 00:05:24,672 INFO L273 TraceCheckUtils]: 62: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,672 INFO L268 TraceCheckUtils]: 63: Hoare quadruple {6452#true} {6468#(<= 3 main_~k~0)} #56#return; {6468#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:24,673 INFO L273 TraceCheckUtils]: 64: Hoare triple {6468#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {6469#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:24,674 INFO L273 TraceCheckUtils]: 65: Hoare triple {6469#(<= 2 main_~k~0)} assume true; {6469#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:24,674 INFO L273 TraceCheckUtils]: 66: Hoare triple {6469#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6469#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:24,674 INFO L256 TraceCheckUtils]: 67: Hoare triple {6469#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6452#true} is VALID [2018-11-19 00:05:24,675 INFO L273 TraceCheckUtils]: 68: Hoare triple {6452#true} ~cond := #in~cond; {6452#true} is VALID [2018-11-19 00:05:24,675 INFO L273 TraceCheckUtils]: 69: Hoare triple {6452#true} assume !(0 == ~cond); {6452#true} is VALID [2018-11-19 00:05:24,675 INFO L273 TraceCheckUtils]: 70: Hoare triple {6452#true} assume true; {6452#true} is VALID [2018-11-19 00:05:24,676 INFO L268 TraceCheckUtils]: 71: Hoare quadruple {6452#true} {6469#(<= 2 main_~k~0)} #56#return; {6469#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:24,676 INFO L273 TraceCheckUtils]: 72: Hoare triple {6469#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {6470#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:24,677 INFO L273 TraceCheckUtils]: 73: Hoare triple {6470#(<= 1 main_~k~0)} assume true; {6470#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:24,677 INFO L273 TraceCheckUtils]: 74: Hoare triple {6470#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {6470#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:24,678 INFO L256 TraceCheckUtils]: 75: Hoare triple {6470#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {6708#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:05:24,679 INFO L273 TraceCheckUtils]: 76: Hoare triple {6708#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {6712#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:05:24,680 INFO L273 TraceCheckUtils]: 77: Hoare triple {6712#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {6453#false} is VALID [2018-11-19 00:05:24,680 INFO L273 TraceCheckUtils]: 78: Hoare triple {6453#false} assume !false; {6453#false} is VALID [2018-11-19 00:05:24,686 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 12 proven. 150 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-19 00:05:24,705 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:05:24,705 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19] total 30 [2018-11-19 00:05:24,706 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 79 [2018-11-19 00:05:24,706 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:05:24,706 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 30 states. [2018-11-19 00:05:24,792 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 88 edges. 88 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:24,792 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-11-19 00:05:24,792 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-11-19 00:05:24,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=726, Unknown=0, NotChecked=0, Total=870 [2018-11-19 00:05:24,793 INFO L87 Difference]: Start difference. First operand 82 states and 83 transitions. Second operand 30 states. [2018-11-19 00:05:26,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:26,723 INFO L93 Difference]: Finished difference Result 97 states and 99 transitions. [2018-11-19 00:05:26,723 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-11-19 00:05:26,723 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 79 [2018-11-19 00:05:26,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:05:26,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-19 00:05:26,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 81 transitions. [2018-11-19 00:05:26,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30 states. [2018-11-19 00:05:26,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 81 transitions. [2018-11-19 00:05:26,726 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states and 81 transitions. [2018-11-19 00:05:26,833 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 81 edges. 81 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:26,835 INFO L225 Difference]: With dead ends: 97 [2018-11-19 00:05:26,835 INFO L226 Difference]: Without dead ends: 95 [2018-11-19 00:05:26,836 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 440 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=365, Invalid=1705, Unknown=0, NotChecked=0, Total=2070 [2018-11-19 00:05:26,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2018-11-19 00:05:27,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 90. [2018-11-19 00:05:27,176 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:05:27,176 INFO L82 GeneralOperation]: Start isEquivalent. First operand 95 states. Second operand 90 states. [2018-11-19 00:05:27,176 INFO L74 IsIncluded]: Start isIncluded. First operand 95 states. Second operand 90 states. [2018-11-19 00:05:27,176 INFO L87 Difference]: Start difference. First operand 95 states. Second operand 90 states. [2018-11-19 00:05:27,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:27,179 INFO L93 Difference]: Finished difference Result 95 states and 97 transitions. [2018-11-19 00:05:27,179 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 97 transitions. [2018-11-19 00:05:27,179 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:27,179 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:27,179 INFO L74 IsIncluded]: Start isIncluded. First operand 90 states. Second operand 95 states. [2018-11-19 00:05:27,180 INFO L87 Difference]: Start difference. First operand 90 states. Second operand 95 states. [2018-11-19 00:05:27,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:27,182 INFO L93 Difference]: Finished difference Result 95 states and 97 transitions. [2018-11-19 00:05:27,182 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 97 transitions. [2018-11-19 00:05:27,182 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:27,182 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:27,182 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:05:27,183 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:05:27,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2018-11-19 00:05:27,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 91 transitions. [2018-11-19 00:05:27,184 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 91 transitions. Word has length 79 [2018-11-19 00:05:27,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:05:27,185 INFO L480 AbstractCegarLoop]: Abstraction has 90 states and 91 transitions. [2018-11-19 00:05:27,185 INFO L481 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-11-19 00:05:27,185 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 91 transitions. [2018-11-19 00:05:27,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2018-11-19 00:05:27,186 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:05:27,186 INFO L375 BasicCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:05:27,186 INFO L423 AbstractCegarLoop]: === Iteration 17 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:05:27,187 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:05:27,187 INFO L82 PathProgramCache]: Analyzing trace with hash -2119833059, now seen corresponding path program 13 times [2018-11-19 00:05:27,187 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:05:27,187 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:05:27,187 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:27,188 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:05:27,188 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:28,684 INFO L256 TraceCheckUtils]: 0: Hoare triple {7203#true} call ULTIMATE.init(); {7203#true} is VALID [2018-11-19 00:05:28,684 INFO L273 TraceCheckUtils]: 1: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:28,685 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {7203#true} {7203#true} #52#return; {7203#true} is VALID [2018-11-19 00:05:28,685 INFO L256 TraceCheckUtils]: 3: Hoare triple {7203#true} call #t~ret5 := main(); {7203#true} is VALID [2018-11-19 00:05:28,685 INFO L273 TraceCheckUtils]: 4: Hoare triple {7203#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {7203#true} is VALID [2018-11-19 00:05:28,686 INFO L273 TraceCheckUtils]: 5: Hoare triple {7203#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {7205#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:28,686 INFO L273 TraceCheckUtils]: 6: Hoare triple {7205#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {7205#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:28,687 INFO L273 TraceCheckUtils]: 7: Hoare triple {7205#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7206#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,688 INFO L273 TraceCheckUtils]: 8: Hoare triple {7206#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {7206#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,689 INFO L273 TraceCheckUtils]: 9: Hoare triple {7206#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7207#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,690 INFO L273 TraceCheckUtils]: 10: Hoare triple {7207#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {7207#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,691 INFO L273 TraceCheckUtils]: 11: Hoare triple {7207#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7208#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,691 INFO L273 TraceCheckUtils]: 12: Hoare triple {7208#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {7208#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,692 INFO L273 TraceCheckUtils]: 13: Hoare triple {7208#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7209#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,693 INFO L273 TraceCheckUtils]: 14: Hoare triple {7209#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {7209#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,694 INFO L273 TraceCheckUtils]: 15: Hoare triple {7209#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7210#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:28,695 INFO L273 TraceCheckUtils]: 16: Hoare triple {7210#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {7210#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:28,696 INFO L273 TraceCheckUtils]: 17: Hoare triple {7210#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7211#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,696 INFO L273 TraceCheckUtils]: 18: Hoare triple {7211#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume true; {7211#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,697 INFO L273 TraceCheckUtils]: 19: Hoare triple {7211#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7212#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,698 INFO L273 TraceCheckUtils]: 20: Hoare triple {7212#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume true; {7212#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,699 INFO L273 TraceCheckUtils]: 21: Hoare triple {7212#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7213#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,699 INFO L273 TraceCheckUtils]: 22: Hoare triple {7213#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume true; {7213#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,700 INFO L273 TraceCheckUtils]: 23: Hoare triple {7213#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {7213#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,701 INFO L273 TraceCheckUtils]: 24: Hoare triple {7213#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} ~j~0 := 0; {7214#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,701 INFO L273 TraceCheckUtils]: 25: Hoare triple {7214#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 8)) (<= 1 main_~n~0))} assume true; {7214#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:28,703 INFO L273 TraceCheckUtils]: 26: Hoare triple {7214#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 8)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7215#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:05:28,703 INFO L256 TraceCheckUtils]: 27: Hoare triple {7215#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:28,704 INFO L273 TraceCheckUtils]: 28: Hoare triple {7203#true} ~cond := #in~cond; {7216#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:28,704 INFO L273 TraceCheckUtils]: 29: Hoare triple {7216#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {7217#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:28,705 INFO L273 TraceCheckUtils]: 30: Hoare triple {7217#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {7217#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:28,706 INFO L268 TraceCheckUtils]: 31: Hoare quadruple {7217#(not (= |__VERIFIER_assert_#in~cond| 0))} {7215#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #56#return; {7215#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:05:28,707 INFO L273 TraceCheckUtils]: 32: Hoare triple {7215#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7218#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:28,708 INFO L273 TraceCheckUtils]: 33: Hoare triple {7218#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {7218#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:28,708 INFO L273 TraceCheckUtils]: 34: Hoare triple {7218#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7218#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:28,709 INFO L256 TraceCheckUtils]: 35: Hoare triple {7218#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:28,709 INFO L273 TraceCheckUtils]: 36: Hoare triple {7203#true} ~cond := #in~cond; {7203#true} is VALID [2018-11-19 00:05:28,709 INFO L273 TraceCheckUtils]: 37: Hoare triple {7203#true} assume !(0 == ~cond); {7203#true} is VALID [2018-11-19 00:05:28,709 INFO L273 TraceCheckUtils]: 38: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:28,710 INFO L268 TraceCheckUtils]: 39: Hoare quadruple {7203#true} {7218#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #56#return; {7218#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:28,712 INFO L273 TraceCheckUtils]: 40: Hoare triple {7218#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7219#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:28,712 INFO L273 TraceCheckUtils]: 41: Hoare triple {7219#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume true; {7219#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:28,713 INFO L273 TraceCheckUtils]: 42: Hoare triple {7219#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7219#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:28,713 INFO L256 TraceCheckUtils]: 43: Hoare triple {7219#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:28,713 INFO L273 TraceCheckUtils]: 44: Hoare triple {7203#true} ~cond := #in~cond; {7203#true} is VALID [2018-11-19 00:05:28,713 INFO L273 TraceCheckUtils]: 45: Hoare triple {7203#true} assume !(0 == ~cond); {7203#true} is VALID [2018-11-19 00:05:28,714 INFO L273 TraceCheckUtils]: 46: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:28,714 INFO L268 TraceCheckUtils]: 47: Hoare quadruple {7203#true} {7219#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #56#return; {7219#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:28,716 INFO L273 TraceCheckUtils]: 48: Hoare triple {7219#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7220#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:28,716 INFO L273 TraceCheckUtils]: 49: Hoare triple {7220#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume true; {7220#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:28,717 INFO L273 TraceCheckUtils]: 50: Hoare triple {7220#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7220#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:28,717 INFO L256 TraceCheckUtils]: 51: Hoare triple {7220#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:28,717 INFO L273 TraceCheckUtils]: 52: Hoare triple {7203#true} ~cond := #in~cond; {7203#true} is VALID [2018-11-19 00:05:28,717 INFO L273 TraceCheckUtils]: 53: Hoare triple {7203#true} assume !(0 == ~cond); {7203#true} is VALID [2018-11-19 00:05:28,718 INFO L273 TraceCheckUtils]: 54: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:28,718 INFO L268 TraceCheckUtils]: 55: Hoare quadruple {7203#true} {7220#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #56#return; {7220#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:28,720 INFO L273 TraceCheckUtils]: 56: Hoare triple {7220#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7221#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:28,720 INFO L273 TraceCheckUtils]: 57: Hoare triple {7221#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume true; {7221#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:28,721 INFO L273 TraceCheckUtils]: 58: Hoare triple {7221#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7221#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:28,721 INFO L256 TraceCheckUtils]: 59: Hoare triple {7221#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:28,721 INFO L273 TraceCheckUtils]: 60: Hoare triple {7203#true} ~cond := #in~cond; {7203#true} is VALID [2018-11-19 00:05:28,721 INFO L273 TraceCheckUtils]: 61: Hoare triple {7203#true} assume !(0 == ~cond); {7203#true} is VALID [2018-11-19 00:05:28,721 INFO L273 TraceCheckUtils]: 62: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:28,722 INFO L268 TraceCheckUtils]: 63: Hoare quadruple {7203#true} {7221#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #56#return; {7221#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:28,723 INFO L273 TraceCheckUtils]: 64: Hoare triple {7221#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7222#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:28,741 INFO L273 TraceCheckUtils]: 65: Hoare triple {7222#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {7222#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:28,749 INFO L273 TraceCheckUtils]: 66: Hoare triple {7222#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7222#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:28,750 INFO L256 TraceCheckUtils]: 67: Hoare triple {7222#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:28,750 INFO L273 TraceCheckUtils]: 68: Hoare triple {7203#true} ~cond := #in~cond; {7203#true} is VALID [2018-11-19 00:05:28,750 INFO L273 TraceCheckUtils]: 69: Hoare triple {7203#true} assume !(0 == ~cond); {7203#true} is VALID [2018-11-19 00:05:28,750 INFO L273 TraceCheckUtils]: 70: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:28,765 INFO L268 TraceCheckUtils]: 71: Hoare quadruple {7203#true} {7222#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {7222#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:28,774 INFO L273 TraceCheckUtils]: 72: Hoare triple {7222#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7223#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:28,774 INFO L273 TraceCheckUtils]: 73: Hoare triple {7223#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {7223#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:28,774 INFO L273 TraceCheckUtils]: 74: Hoare triple {7223#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7223#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:28,775 INFO L256 TraceCheckUtils]: 75: Hoare triple {7223#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:28,775 INFO L273 TraceCheckUtils]: 76: Hoare triple {7203#true} ~cond := #in~cond; {7203#true} is VALID [2018-11-19 00:05:28,775 INFO L273 TraceCheckUtils]: 77: Hoare triple {7203#true} assume !(0 == ~cond); {7203#true} is VALID [2018-11-19 00:05:28,775 INFO L273 TraceCheckUtils]: 78: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:28,776 INFO L268 TraceCheckUtils]: 79: Hoare quadruple {7203#true} {7223#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {7223#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:28,776 INFO L273 TraceCheckUtils]: 80: Hoare triple {7223#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7224#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:28,777 INFO L273 TraceCheckUtils]: 81: Hoare triple {7224#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {7224#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:28,778 INFO L273 TraceCheckUtils]: 82: Hoare triple {7224#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7225#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:28,779 INFO L256 TraceCheckUtils]: 83: Hoare triple {7225#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7217#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:28,780 INFO L273 TraceCheckUtils]: 84: Hoare triple {7217#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {7226#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:05:28,780 INFO L273 TraceCheckUtils]: 85: Hoare triple {7226#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {7204#false} is VALID [2018-11-19 00:05:28,780 INFO L273 TraceCheckUtils]: 86: Hoare triple {7204#false} assume !false; {7204#false} is VALID [2018-11-19 00:05:28,798 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 97 proven. 112 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-19 00:05:28,798 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:05:28,798 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:05:28,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:05:28,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:28,847 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:05:30,029 INFO L256 TraceCheckUtils]: 0: Hoare triple {7203#true} call ULTIMATE.init(); {7203#true} is VALID [2018-11-19 00:05:30,029 INFO L273 TraceCheckUtils]: 1: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:30,029 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {7203#true} {7203#true} #52#return; {7203#true} is VALID [2018-11-19 00:05:30,029 INFO L256 TraceCheckUtils]: 3: Hoare triple {7203#true} call #t~ret5 := main(); {7203#true} is VALID [2018-11-19 00:05:30,030 INFO L273 TraceCheckUtils]: 4: Hoare triple {7203#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {7203#true} is VALID [2018-11-19 00:05:30,030 INFO L273 TraceCheckUtils]: 5: Hoare triple {7203#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {7205#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:30,031 INFO L273 TraceCheckUtils]: 6: Hoare triple {7205#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {7205#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:30,032 INFO L273 TraceCheckUtils]: 7: Hoare triple {7205#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7251#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:30,033 INFO L273 TraceCheckUtils]: 8: Hoare triple {7251#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {7251#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:30,034 INFO L273 TraceCheckUtils]: 9: Hoare triple {7251#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7258#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:30,034 INFO L273 TraceCheckUtils]: 10: Hoare triple {7258#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {7258#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:30,035 INFO L273 TraceCheckUtils]: 11: Hoare triple {7258#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7265#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:30,036 INFO L273 TraceCheckUtils]: 12: Hoare triple {7265#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {7265#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:30,037 INFO L273 TraceCheckUtils]: 13: Hoare triple {7265#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7272#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:30,037 INFO L273 TraceCheckUtils]: 14: Hoare triple {7272#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {7272#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:30,038 INFO L273 TraceCheckUtils]: 15: Hoare triple {7272#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7279#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:30,039 INFO L273 TraceCheckUtils]: 16: Hoare triple {7279#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {7279#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:30,040 INFO L273 TraceCheckUtils]: 17: Hoare triple {7279#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7286#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:30,041 INFO L273 TraceCheckUtils]: 18: Hoare triple {7286#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {7286#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:30,042 INFO L273 TraceCheckUtils]: 19: Hoare triple {7286#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7293#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:05:30,042 INFO L273 TraceCheckUtils]: 20: Hoare triple {7293#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {7293#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:05:30,043 INFO L273 TraceCheckUtils]: 21: Hoare triple {7293#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {7300#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} is VALID [2018-11-19 00:05:30,044 INFO L273 TraceCheckUtils]: 22: Hoare triple {7300#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} assume true; {7300#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} is VALID [2018-11-19 00:05:30,045 INFO L273 TraceCheckUtils]: 23: Hoare triple {7300#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} assume !(~i~0 < ~n~0); {7300#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} is VALID [2018-11-19 00:05:30,045 INFO L273 TraceCheckUtils]: 24: Hoare triple {7300#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} ~j~0 := 0; {7310#(and (<= 0 main_~j~0) (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} is VALID [2018-11-19 00:05:30,046 INFO L273 TraceCheckUtils]: 25: Hoare triple {7310#(and (<= 0 main_~j~0) (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} assume true; {7310#(and (<= 0 main_~j~0) (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} is VALID [2018-11-19 00:05:30,047 INFO L273 TraceCheckUtils]: 26: Hoare triple {7310#(and (<= 0 main_~j~0) (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7310#(and (<= 0 main_~j~0) (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} is VALID [2018-11-19 00:05:30,047 INFO L256 TraceCheckUtils]: 27: Hoare triple {7310#(and (<= 0 main_~j~0) (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:30,048 INFO L273 TraceCheckUtils]: 28: Hoare triple {7203#true} ~cond := #in~cond; {7216#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:30,048 INFO L273 TraceCheckUtils]: 29: Hoare triple {7216#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {7217#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:30,049 INFO L273 TraceCheckUtils]: 30: Hoare triple {7217#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {7217#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:30,049 INFO L268 TraceCheckUtils]: 31: Hoare quadruple {7217#(not (= |__VERIFIER_assert_#in~cond| 0))} {7310#(and (<= 0 main_~j~0) (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} #56#return; {7310#(and (<= 0 main_~j~0) (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} is VALID [2018-11-19 00:05:30,050 INFO L273 TraceCheckUtils]: 32: Hoare triple {7310#(and (<= 0 main_~j~0) (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 8)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7335#(and (<= 15 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)))} is VALID [2018-11-19 00:05:30,051 INFO L273 TraceCheckUtils]: 33: Hoare triple {7335#(and (<= 15 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)))} assume true; {7335#(and (<= 15 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)))} is VALID [2018-11-19 00:05:30,052 INFO L273 TraceCheckUtils]: 34: Hoare triple {7335#(and (<= 15 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7335#(and (<= 15 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)))} is VALID [2018-11-19 00:05:30,052 INFO L256 TraceCheckUtils]: 35: Hoare triple {7335#(and (<= 15 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:30,052 INFO L273 TraceCheckUtils]: 36: Hoare triple {7203#true} ~cond := #in~cond; {7203#true} is VALID [2018-11-19 00:05:30,052 INFO L273 TraceCheckUtils]: 37: Hoare triple {7203#true} assume !(0 == ~cond); {7203#true} is VALID [2018-11-19 00:05:30,053 INFO L273 TraceCheckUtils]: 38: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:30,053 INFO L268 TraceCheckUtils]: 39: Hoare quadruple {7203#true} {7335#(and (<= 15 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)))} #56#return; {7335#(and (<= 15 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)))} is VALID [2018-11-19 00:05:30,054 INFO L273 TraceCheckUtils]: 40: Hoare triple {7335#(and (<= 15 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7360#(and (<= 15 main_~n~0) (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:05:30,055 INFO L273 TraceCheckUtils]: 41: Hoare triple {7360#(and (<= 15 main_~n~0) (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)))} assume true; {7360#(and (<= 15 main_~n~0) (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:05:30,056 INFO L273 TraceCheckUtils]: 42: Hoare triple {7360#(and (<= 15 main_~n~0) (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7360#(and (<= 15 main_~n~0) (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:05:30,056 INFO L256 TraceCheckUtils]: 43: Hoare triple {7360#(and (<= 15 main_~n~0) (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:30,056 INFO L273 TraceCheckUtils]: 44: Hoare triple {7203#true} ~cond := #in~cond; {7203#true} is VALID [2018-11-19 00:05:30,056 INFO L273 TraceCheckUtils]: 45: Hoare triple {7203#true} assume !(0 == ~cond); {7203#true} is VALID [2018-11-19 00:05:30,057 INFO L273 TraceCheckUtils]: 46: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:30,057 INFO L268 TraceCheckUtils]: 47: Hoare quadruple {7203#true} {7360#(and (<= 15 main_~n~0) (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)))} #56#return; {7360#(and (<= 15 main_~n~0) (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:05:30,058 INFO L273 TraceCheckUtils]: 48: Hoare triple {7360#(and (<= 15 main_~n~0) (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7385#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:30,059 INFO L273 TraceCheckUtils]: 49: Hoare triple {7385#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 3 main_~j~0))} assume true; {7385#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:30,059 INFO L273 TraceCheckUtils]: 50: Hoare triple {7385#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 3 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7385#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:30,059 INFO L256 TraceCheckUtils]: 51: Hoare triple {7385#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 3 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:30,060 INFO L273 TraceCheckUtils]: 52: Hoare triple {7203#true} ~cond := #in~cond; {7203#true} is VALID [2018-11-19 00:05:30,060 INFO L273 TraceCheckUtils]: 53: Hoare triple {7203#true} assume !(0 == ~cond); {7203#true} is VALID [2018-11-19 00:05:30,060 INFO L273 TraceCheckUtils]: 54: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:30,060 INFO L268 TraceCheckUtils]: 55: Hoare quadruple {7203#true} {7385#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 3 main_~j~0))} #56#return; {7385#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:30,061 INFO L273 TraceCheckUtils]: 56: Hoare triple {7385#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 3 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7410#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 4 main_~j~0))} is VALID [2018-11-19 00:05:30,061 INFO L273 TraceCheckUtils]: 57: Hoare triple {7410#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 4 main_~j~0))} assume true; {7410#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 4 main_~j~0))} is VALID [2018-11-19 00:05:30,062 INFO L273 TraceCheckUtils]: 58: Hoare triple {7410#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 4 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7410#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 4 main_~j~0))} is VALID [2018-11-19 00:05:30,062 INFO L256 TraceCheckUtils]: 59: Hoare triple {7410#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 4 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:30,062 INFO L273 TraceCheckUtils]: 60: Hoare triple {7203#true} ~cond := #in~cond; {7203#true} is VALID [2018-11-19 00:05:30,062 INFO L273 TraceCheckUtils]: 61: Hoare triple {7203#true} assume !(0 == ~cond); {7203#true} is VALID [2018-11-19 00:05:30,062 INFO L273 TraceCheckUtils]: 62: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:30,062 INFO L268 TraceCheckUtils]: 63: Hoare quadruple {7203#true} {7410#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 4 main_~j~0))} #56#return; {7410#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 4 main_~j~0))} is VALID [2018-11-19 00:05:30,063 INFO L273 TraceCheckUtils]: 64: Hoare triple {7410#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 4 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7435#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~j~0))} is VALID [2018-11-19 00:05:30,064 INFO L273 TraceCheckUtils]: 65: Hoare triple {7435#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~j~0))} assume true; {7435#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~j~0))} is VALID [2018-11-19 00:05:30,064 INFO L273 TraceCheckUtils]: 66: Hoare triple {7435#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7435#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~j~0))} is VALID [2018-11-19 00:05:30,065 INFO L256 TraceCheckUtils]: 67: Hoare triple {7435#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:30,065 INFO L273 TraceCheckUtils]: 68: Hoare triple {7203#true} ~cond := #in~cond; {7203#true} is VALID [2018-11-19 00:05:30,065 INFO L273 TraceCheckUtils]: 69: Hoare triple {7203#true} assume !(0 == ~cond); {7203#true} is VALID [2018-11-19 00:05:30,065 INFO L273 TraceCheckUtils]: 70: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:30,066 INFO L268 TraceCheckUtils]: 71: Hoare quadruple {7203#true} {7435#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~j~0))} #56#return; {7435#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~j~0))} is VALID [2018-11-19 00:05:30,067 INFO L273 TraceCheckUtils]: 72: Hoare triple {7435#(and (<= 15 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7460#(and (<= 15 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:05:30,067 INFO L273 TraceCheckUtils]: 73: Hoare triple {7460#(and (<= 15 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} assume true; {7460#(and (<= 15 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:05:30,068 INFO L273 TraceCheckUtils]: 74: Hoare triple {7460#(and (<= 15 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7460#(and (<= 15 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:05:30,069 INFO L256 TraceCheckUtils]: 75: Hoare triple {7460#(and (<= 15 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7203#true} is VALID [2018-11-19 00:05:30,069 INFO L273 TraceCheckUtils]: 76: Hoare triple {7203#true} ~cond := #in~cond; {7203#true} is VALID [2018-11-19 00:05:30,069 INFO L273 TraceCheckUtils]: 77: Hoare triple {7203#true} assume !(0 == ~cond); {7203#true} is VALID [2018-11-19 00:05:30,069 INFO L273 TraceCheckUtils]: 78: Hoare triple {7203#true} assume true; {7203#true} is VALID [2018-11-19 00:05:30,070 INFO L268 TraceCheckUtils]: 79: Hoare quadruple {7203#true} {7460#(and (<= 15 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} #56#return; {7460#(and (<= 15 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:05:30,071 INFO L273 TraceCheckUtils]: 80: Hoare triple {7460#(and (<= 15 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {7485#(and (<= 15 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:05:30,072 INFO L273 TraceCheckUtils]: 81: Hoare triple {7485#(and (<= 15 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 15)))} assume true; {7485#(and (<= 15 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:05:30,073 INFO L273 TraceCheckUtils]: 82: Hoare triple {7485#(and (<= 15 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 15)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {7225#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:30,073 INFO L256 TraceCheckUtils]: 83: Hoare triple {7225#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {7495#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:05:30,074 INFO L273 TraceCheckUtils]: 84: Hoare triple {7495#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {7499#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:05:30,075 INFO L273 TraceCheckUtils]: 85: Hoare triple {7499#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {7204#false} is VALID [2018-11-19 00:05:30,075 INFO L273 TraceCheckUtils]: 86: Hoare triple {7204#false} assume !false; {7204#false} is VALID [2018-11-19 00:05:30,087 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 13 proven. 196 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-19 00:05:30,106 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:05:30,106 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 42 [2018-11-19 00:05:30,106 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 87 [2018-11-19 00:05:30,107 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:05:30,107 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 42 states. [2018-11-19 00:05:30,256 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 130 edges. 130 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:30,256 INFO L459 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-11-19 00:05:30,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-11-19 00:05:30,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=1527, Unknown=0, NotChecked=0, Total=1722 [2018-11-19 00:05:30,258 INFO L87 Difference]: Start difference. First operand 90 states and 91 transitions. Second operand 42 states. [2018-11-19 00:05:34,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:34,931 INFO L93 Difference]: Finished difference Result 169 states and 174 transitions. [2018-11-19 00:05:34,931 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-11-19 00:05:34,931 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 87 [2018-11-19 00:05:34,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:05:34,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-19 00:05:34,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 98 transitions. [2018-11-19 00:05:34,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-19 00:05:34,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 98 transitions. [2018-11-19 00:05:34,936 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 27 states and 98 transitions. [2018-11-19 00:05:35,105 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 98 edges. 98 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:35,108 INFO L225 Difference]: With dead ends: 169 [2018-11-19 00:05:35,108 INFO L226 Difference]: Without dead ends: 102 [2018-11-19 00:05:35,110 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 68 SyntacticMatches, 4 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 705 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=310, Invalid=2552, Unknown=0, NotChecked=0, Total=2862 [2018-11-19 00:05:35,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-11-19 00:05:35,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 92. [2018-11-19 00:05:35,251 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:05:35,252 INFO L82 GeneralOperation]: Start isEquivalent. First operand 102 states. Second operand 92 states. [2018-11-19 00:05:35,252 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 92 states. [2018-11-19 00:05:35,252 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 92 states. [2018-11-19 00:05:35,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:35,254 INFO L93 Difference]: Finished difference Result 102 states and 104 transitions. [2018-11-19 00:05:35,255 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 104 transitions. [2018-11-19 00:05:35,255 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:35,255 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:35,255 INFO L74 IsIncluded]: Start isIncluded. First operand 92 states. Second operand 102 states. [2018-11-19 00:05:35,255 INFO L87 Difference]: Start difference. First operand 92 states. Second operand 102 states. [2018-11-19 00:05:35,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:35,258 INFO L93 Difference]: Finished difference Result 102 states and 104 transitions. [2018-11-19 00:05:35,258 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 104 transitions. [2018-11-19 00:05:35,258 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:35,258 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:35,259 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:05:35,259 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:05:35,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2018-11-19 00:05:35,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 93 transitions. [2018-11-19 00:05:35,261 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 93 transitions. Word has length 87 [2018-11-19 00:05:35,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:05:35,261 INFO L480 AbstractCegarLoop]: Abstraction has 92 states and 93 transitions. [2018-11-19 00:05:35,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-11-19 00:05:35,261 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 93 transitions. [2018-11-19 00:05:35,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-11-19 00:05:35,262 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:05:35,262 INFO L375 BasicCegarLoop]: trace histogram [10, 9, 8, 8, 8, 8, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:05:35,262 INFO L423 AbstractCegarLoop]: === Iteration 18 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:05:35,263 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:05:35,263 INFO L82 PathProgramCache]: Analyzing trace with hash -2025415145, now seen corresponding path program 14 times [2018-11-19 00:05:35,263 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:05:35,263 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:05:35,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:35,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:05:35,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:35,823 INFO L256 TraceCheckUtils]: 0: Hoare triple {8099#true} call ULTIMATE.init(); {8099#true} is VALID [2018-11-19 00:05:35,823 INFO L273 TraceCheckUtils]: 1: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:35,823 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {8099#true} {8099#true} #52#return; {8099#true} is VALID [2018-11-19 00:05:35,824 INFO L256 TraceCheckUtils]: 3: Hoare triple {8099#true} call #t~ret5 := main(); {8099#true} is VALID [2018-11-19 00:05:35,824 INFO L273 TraceCheckUtils]: 4: Hoare triple {8099#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {8099#true} is VALID [2018-11-19 00:05:35,824 INFO L273 TraceCheckUtils]: 5: Hoare triple {8099#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {8101#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,825 INFO L273 TraceCheckUtils]: 6: Hoare triple {8101#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {8101#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,826 INFO L273 TraceCheckUtils]: 7: Hoare triple {8101#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8102#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,826 INFO L273 TraceCheckUtils]: 8: Hoare triple {8102#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {8102#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,827 INFO L273 TraceCheckUtils]: 9: Hoare triple {8102#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8103#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,827 INFO L273 TraceCheckUtils]: 10: Hoare triple {8103#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {8103#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,827 INFO L273 TraceCheckUtils]: 11: Hoare triple {8103#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8104#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,828 INFO L273 TraceCheckUtils]: 12: Hoare triple {8104#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume true; {8104#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,829 INFO L273 TraceCheckUtils]: 13: Hoare triple {8104#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8105#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,829 INFO L273 TraceCheckUtils]: 14: Hoare triple {8105#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume true; {8105#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,830 INFO L273 TraceCheckUtils]: 15: Hoare triple {8105#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8106#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,831 INFO L273 TraceCheckUtils]: 16: Hoare triple {8106#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume true; {8106#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,832 INFO L273 TraceCheckUtils]: 17: Hoare triple {8106#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8107#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,832 INFO L273 TraceCheckUtils]: 18: Hoare triple {8107#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume true; {8107#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,833 INFO L273 TraceCheckUtils]: 19: Hoare triple {8107#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8108#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,834 INFO L273 TraceCheckUtils]: 20: Hoare triple {8108#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume true; {8108#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,835 INFO L273 TraceCheckUtils]: 21: Hoare triple {8108#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8109#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,835 INFO L273 TraceCheckUtils]: 22: Hoare triple {8109#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume true; {8109#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:35,836 INFO L273 TraceCheckUtils]: 23: Hoare triple {8109#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:35,837 INFO L273 TraceCheckUtils]: 24: Hoare triple {8110#(<= 8 main_~k~0)} assume true; {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:35,837 INFO L273 TraceCheckUtils]: 25: Hoare triple {8110#(<= 8 main_~k~0)} assume !(~i~0 < ~n~0); {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:35,838 INFO L273 TraceCheckUtils]: 26: Hoare triple {8110#(<= 8 main_~k~0)} ~j~0 := 0; {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:35,838 INFO L273 TraceCheckUtils]: 27: Hoare triple {8110#(<= 8 main_~k~0)} assume true; {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:35,839 INFO L273 TraceCheckUtils]: 28: Hoare triple {8110#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:35,839 INFO L256 TraceCheckUtils]: 29: Hoare triple {8110#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:35,839 INFO L273 TraceCheckUtils]: 30: Hoare triple {8099#true} ~cond := #in~cond; {8111#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:35,840 INFO L273 TraceCheckUtils]: 31: Hoare triple {8111#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {8112#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:35,840 INFO L273 TraceCheckUtils]: 32: Hoare triple {8112#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {8112#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:35,841 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {8112#(not (= |__VERIFIER_assert_#in~cond| 0))} {8110#(<= 8 main_~k~0)} #56#return; {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:35,842 INFO L273 TraceCheckUtils]: 34: Hoare triple {8110#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8113#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:35,843 INFO L273 TraceCheckUtils]: 35: Hoare triple {8113#(<= 7 main_~k~0)} assume true; {8113#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:35,843 INFO L273 TraceCheckUtils]: 36: Hoare triple {8113#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8113#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:35,844 INFO L256 TraceCheckUtils]: 37: Hoare triple {8113#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:35,844 INFO L273 TraceCheckUtils]: 38: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:35,844 INFO L273 TraceCheckUtils]: 39: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:35,844 INFO L273 TraceCheckUtils]: 40: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:35,845 INFO L268 TraceCheckUtils]: 41: Hoare quadruple {8099#true} {8113#(<= 7 main_~k~0)} #56#return; {8113#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:35,846 INFO L273 TraceCheckUtils]: 42: Hoare triple {8113#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8114#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:35,846 INFO L273 TraceCheckUtils]: 43: Hoare triple {8114#(<= 6 main_~k~0)} assume true; {8114#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:35,847 INFO L273 TraceCheckUtils]: 44: Hoare triple {8114#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8114#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:35,847 INFO L256 TraceCheckUtils]: 45: Hoare triple {8114#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:35,847 INFO L273 TraceCheckUtils]: 46: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:35,847 INFO L273 TraceCheckUtils]: 47: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:35,848 INFO L273 TraceCheckUtils]: 48: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:35,848 INFO L268 TraceCheckUtils]: 49: Hoare quadruple {8099#true} {8114#(<= 6 main_~k~0)} #56#return; {8114#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:35,849 INFO L273 TraceCheckUtils]: 50: Hoare triple {8114#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8115#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:35,850 INFO L273 TraceCheckUtils]: 51: Hoare triple {8115#(<= 5 main_~k~0)} assume true; {8115#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:35,850 INFO L273 TraceCheckUtils]: 52: Hoare triple {8115#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8115#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:35,850 INFO L256 TraceCheckUtils]: 53: Hoare triple {8115#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:35,851 INFO L273 TraceCheckUtils]: 54: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:35,851 INFO L273 TraceCheckUtils]: 55: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:35,851 INFO L273 TraceCheckUtils]: 56: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:35,852 INFO L268 TraceCheckUtils]: 57: Hoare quadruple {8099#true} {8115#(<= 5 main_~k~0)} #56#return; {8115#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:35,853 INFO L273 TraceCheckUtils]: 58: Hoare triple {8115#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8116#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:35,853 INFO L273 TraceCheckUtils]: 59: Hoare triple {8116#(<= 4 main_~k~0)} assume true; {8116#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:35,854 INFO L273 TraceCheckUtils]: 60: Hoare triple {8116#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8116#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:35,854 INFO L256 TraceCheckUtils]: 61: Hoare triple {8116#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:35,854 INFO L273 TraceCheckUtils]: 62: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:35,854 INFO L273 TraceCheckUtils]: 63: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:35,854 INFO L273 TraceCheckUtils]: 64: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:35,855 INFO L268 TraceCheckUtils]: 65: Hoare quadruple {8099#true} {8116#(<= 4 main_~k~0)} #56#return; {8116#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:35,856 INFO L273 TraceCheckUtils]: 66: Hoare triple {8116#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8117#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:35,856 INFO L273 TraceCheckUtils]: 67: Hoare triple {8117#(<= 3 main_~k~0)} assume true; {8117#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:35,856 INFO L273 TraceCheckUtils]: 68: Hoare triple {8117#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8117#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:35,856 INFO L256 TraceCheckUtils]: 69: Hoare triple {8117#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:35,857 INFO L273 TraceCheckUtils]: 70: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:35,857 INFO L273 TraceCheckUtils]: 71: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:35,857 INFO L273 TraceCheckUtils]: 72: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:35,857 INFO L268 TraceCheckUtils]: 73: Hoare quadruple {8099#true} {8117#(<= 3 main_~k~0)} #56#return; {8117#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:35,858 INFO L273 TraceCheckUtils]: 74: Hoare triple {8117#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8118#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:35,858 INFO L273 TraceCheckUtils]: 75: Hoare triple {8118#(<= 2 main_~k~0)} assume true; {8118#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:35,858 INFO L273 TraceCheckUtils]: 76: Hoare triple {8118#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8118#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:35,859 INFO L256 TraceCheckUtils]: 77: Hoare triple {8118#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:35,859 INFO L273 TraceCheckUtils]: 78: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:35,859 INFO L273 TraceCheckUtils]: 79: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:35,859 INFO L273 TraceCheckUtils]: 80: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:35,860 INFO L268 TraceCheckUtils]: 81: Hoare quadruple {8099#true} {8118#(<= 2 main_~k~0)} #56#return; {8118#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:35,861 INFO L273 TraceCheckUtils]: 82: Hoare triple {8118#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8119#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:35,861 INFO L273 TraceCheckUtils]: 83: Hoare triple {8119#(<= 1 main_~k~0)} assume true; {8119#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:35,861 INFO L273 TraceCheckUtils]: 84: Hoare triple {8119#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8119#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:35,862 INFO L256 TraceCheckUtils]: 85: Hoare triple {8119#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8112#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:35,862 INFO L273 TraceCheckUtils]: 86: Hoare triple {8112#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {8120#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:05:35,863 INFO L273 TraceCheckUtils]: 87: Hoare triple {8120#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {8100#false} is VALID [2018-11-19 00:05:35,863 INFO L273 TraceCheckUtils]: 88: Hoare triple {8100#false} assume !false; {8100#false} is VALID [2018-11-19 00:05:35,870 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 85 proven. 142 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2018-11-19 00:05:35,870 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:05:35,870 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:05:35,879 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-19 00:05:35,907 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-19 00:05:35,907 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:05:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:35,921 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:05:36,639 INFO L256 TraceCheckUtils]: 0: Hoare triple {8099#true} call ULTIMATE.init(); {8099#true} is VALID [2018-11-19 00:05:36,640 INFO L273 TraceCheckUtils]: 1: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:36,640 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {8099#true} {8099#true} #52#return; {8099#true} is VALID [2018-11-19 00:05:36,640 INFO L256 TraceCheckUtils]: 3: Hoare triple {8099#true} call #t~ret5 := main(); {8099#true} is VALID [2018-11-19 00:05:36,640 INFO L273 TraceCheckUtils]: 4: Hoare triple {8099#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {8099#true} is VALID [2018-11-19 00:05:36,641 INFO L273 TraceCheckUtils]: 5: Hoare triple {8099#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {8139#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:36,642 INFO L273 TraceCheckUtils]: 6: Hoare triple {8139#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {8139#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:36,642 INFO L273 TraceCheckUtils]: 7: Hoare triple {8139#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8146#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:36,643 INFO L273 TraceCheckUtils]: 8: Hoare triple {8146#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {8146#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:36,643 INFO L273 TraceCheckUtils]: 9: Hoare triple {8146#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8153#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:36,644 INFO L273 TraceCheckUtils]: 10: Hoare triple {8153#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {8153#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:36,645 INFO L273 TraceCheckUtils]: 11: Hoare triple {8153#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8160#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:36,645 INFO L273 TraceCheckUtils]: 12: Hoare triple {8160#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {8160#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:36,646 INFO L273 TraceCheckUtils]: 13: Hoare triple {8160#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8167#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:36,647 INFO L273 TraceCheckUtils]: 14: Hoare triple {8167#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {8167#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:36,648 INFO L273 TraceCheckUtils]: 15: Hoare triple {8167#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8174#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:36,648 INFO L273 TraceCheckUtils]: 16: Hoare triple {8174#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {8174#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:36,649 INFO L273 TraceCheckUtils]: 17: Hoare triple {8174#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8181#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:36,650 INFO L273 TraceCheckUtils]: 18: Hoare triple {8181#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {8181#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:36,651 INFO L273 TraceCheckUtils]: 19: Hoare triple {8181#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8188#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:05:36,652 INFO L273 TraceCheckUtils]: 20: Hoare triple {8188#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {8188#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:05:36,653 INFO L273 TraceCheckUtils]: 21: Hoare triple {8188#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8195#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:05:36,653 INFO L273 TraceCheckUtils]: 22: Hoare triple {8195#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume true; {8195#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:05:36,654 INFO L273 TraceCheckUtils]: 23: Hoare triple {8195#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:36,655 INFO L273 TraceCheckUtils]: 24: Hoare triple {8110#(<= 8 main_~k~0)} assume true; {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:36,655 INFO L273 TraceCheckUtils]: 25: Hoare triple {8110#(<= 8 main_~k~0)} assume !(~i~0 < ~n~0); {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:36,656 INFO L273 TraceCheckUtils]: 26: Hoare triple {8110#(<= 8 main_~k~0)} ~j~0 := 0; {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:36,656 INFO L273 TraceCheckUtils]: 27: Hoare triple {8110#(<= 8 main_~k~0)} assume true; {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:36,657 INFO L273 TraceCheckUtils]: 28: Hoare triple {8110#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:36,657 INFO L256 TraceCheckUtils]: 29: Hoare triple {8110#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:36,657 INFO L273 TraceCheckUtils]: 30: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:36,657 INFO L273 TraceCheckUtils]: 31: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:36,658 INFO L273 TraceCheckUtils]: 32: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:36,658 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {8099#true} {8110#(<= 8 main_~k~0)} #56#return; {8110#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:36,659 INFO L273 TraceCheckUtils]: 34: Hoare triple {8110#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8113#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:36,660 INFO L273 TraceCheckUtils]: 35: Hoare triple {8113#(<= 7 main_~k~0)} assume true; {8113#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:36,660 INFO L273 TraceCheckUtils]: 36: Hoare triple {8113#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8113#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:36,660 INFO L256 TraceCheckUtils]: 37: Hoare triple {8113#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:36,660 INFO L273 TraceCheckUtils]: 38: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:36,661 INFO L273 TraceCheckUtils]: 39: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:36,661 INFO L273 TraceCheckUtils]: 40: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:36,661 INFO L268 TraceCheckUtils]: 41: Hoare quadruple {8099#true} {8113#(<= 7 main_~k~0)} #56#return; {8113#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:36,662 INFO L273 TraceCheckUtils]: 42: Hoare triple {8113#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8114#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:36,663 INFO L273 TraceCheckUtils]: 43: Hoare triple {8114#(<= 6 main_~k~0)} assume true; {8114#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:36,663 INFO L273 TraceCheckUtils]: 44: Hoare triple {8114#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8114#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:36,664 INFO L256 TraceCheckUtils]: 45: Hoare triple {8114#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:36,664 INFO L273 TraceCheckUtils]: 46: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:36,664 INFO L273 TraceCheckUtils]: 47: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:36,664 INFO L273 TraceCheckUtils]: 48: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:36,675 INFO L268 TraceCheckUtils]: 49: Hoare quadruple {8099#true} {8114#(<= 6 main_~k~0)} #56#return; {8114#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:36,676 INFO L273 TraceCheckUtils]: 50: Hoare triple {8114#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8115#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:36,676 INFO L273 TraceCheckUtils]: 51: Hoare triple {8115#(<= 5 main_~k~0)} assume true; {8115#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:36,677 INFO L273 TraceCheckUtils]: 52: Hoare triple {8115#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8115#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:36,677 INFO L256 TraceCheckUtils]: 53: Hoare triple {8115#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:36,677 INFO L273 TraceCheckUtils]: 54: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:36,677 INFO L273 TraceCheckUtils]: 55: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:36,677 INFO L273 TraceCheckUtils]: 56: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:36,678 INFO L268 TraceCheckUtils]: 57: Hoare quadruple {8099#true} {8115#(<= 5 main_~k~0)} #56#return; {8115#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:36,678 INFO L273 TraceCheckUtils]: 58: Hoare triple {8115#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8116#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:36,679 INFO L273 TraceCheckUtils]: 59: Hoare triple {8116#(<= 4 main_~k~0)} assume true; {8116#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:36,679 INFO L273 TraceCheckUtils]: 60: Hoare triple {8116#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8116#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:36,679 INFO L256 TraceCheckUtils]: 61: Hoare triple {8116#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:36,680 INFO L273 TraceCheckUtils]: 62: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:36,680 INFO L273 TraceCheckUtils]: 63: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:36,680 INFO L273 TraceCheckUtils]: 64: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:36,681 INFO L268 TraceCheckUtils]: 65: Hoare quadruple {8099#true} {8116#(<= 4 main_~k~0)} #56#return; {8116#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:36,681 INFO L273 TraceCheckUtils]: 66: Hoare triple {8116#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8117#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:36,682 INFO L273 TraceCheckUtils]: 67: Hoare triple {8117#(<= 3 main_~k~0)} assume true; {8117#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:36,682 INFO L273 TraceCheckUtils]: 68: Hoare triple {8117#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8117#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:36,683 INFO L256 TraceCheckUtils]: 69: Hoare triple {8117#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:36,683 INFO L273 TraceCheckUtils]: 70: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:36,683 INFO L273 TraceCheckUtils]: 71: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:36,683 INFO L273 TraceCheckUtils]: 72: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:36,684 INFO L268 TraceCheckUtils]: 73: Hoare quadruple {8099#true} {8117#(<= 3 main_~k~0)} #56#return; {8117#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:36,685 INFO L273 TraceCheckUtils]: 74: Hoare triple {8117#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8118#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:36,685 INFO L273 TraceCheckUtils]: 75: Hoare triple {8118#(<= 2 main_~k~0)} assume true; {8118#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:36,686 INFO L273 TraceCheckUtils]: 76: Hoare triple {8118#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8118#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:36,686 INFO L256 TraceCheckUtils]: 77: Hoare triple {8118#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8099#true} is VALID [2018-11-19 00:05:36,686 INFO L273 TraceCheckUtils]: 78: Hoare triple {8099#true} ~cond := #in~cond; {8099#true} is VALID [2018-11-19 00:05:36,686 INFO L273 TraceCheckUtils]: 79: Hoare triple {8099#true} assume !(0 == ~cond); {8099#true} is VALID [2018-11-19 00:05:36,686 INFO L273 TraceCheckUtils]: 80: Hoare triple {8099#true} assume true; {8099#true} is VALID [2018-11-19 00:05:36,687 INFO L268 TraceCheckUtils]: 81: Hoare quadruple {8099#true} {8118#(<= 2 main_~k~0)} #56#return; {8118#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:36,688 INFO L273 TraceCheckUtils]: 82: Hoare triple {8118#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8119#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:36,688 INFO L273 TraceCheckUtils]: 83: Hoare triple {8119#(<= 1 main_~k~0)} assume true; {8119#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:36,689 INFO L273 TraceCheckUtils]: 84: Hoare triple {8119#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8119#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:36,690 INFO L256 TraceCheckUtils]: 85: Hoare triple {8119#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8388#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:05:36,690 INFO L273 TraceCheckUtils]: 86: Hoare triple {8388#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {8392#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:05:36,691 INFO L273 TraceCheckUtils]: 87: Hoare triple {8392#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {8100#false} is VALID [2018-11-19 00:05:36,691 INFO L273 TraceCheckUtils]: 88: Hoare triple {8100#false} assume !false; {8100#false} is VALID [2018-11-19 00:05:36,698 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 14 proven. 195 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2018-11-19 00:05:36,716 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:05:36,716 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21] total 33 [2018-11-19 00:05:36,717 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 89 [2018-11-19 00:05:36,717 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:05:36,717 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 33 states. [2018-11-19 00:05:36,806 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 97 edges. 97 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:36,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-11-19 00:05:36,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-11-19 00:05:36,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=174, Invalid=882, Unknown=0, NotChecked=0, Total=1056 [2018-11-19 00:05:36,808 INFO L87 Difference]: Start difference. First operand 92 states and 93 transitions. Second operand 33 states. [2018-11-19 00:05:39,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:39,248 INFO L93 Difference]: Finished difference Result 107 states and 109 transitions. [2018-11-19 00:05:39,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-11-19 00:05:39,249 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 89 [2018-11-19 00:05:39,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:05:39,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-11-19 00:05:39,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 88 transitions. [2018-11-19 00:05:39,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2018-11-19 00:05:39,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 88 transitions. [2018-11-19 00:05:39,252 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 26 states and 88 transitions. [2018-11-19 00:05:39,346 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 88 edges. 88 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:39,348 INFO L225 Difference]: With dead ends: 107 [2018-11-19 00:05:39,348 INFO L226 Difference]: Without dead ends: 105 [2018-11-19 00:05:39,350 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 554 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=449, Invalid=2101, Unknown=0, NotChecked=0, Total=2550 [2018-11-19 00:05:39,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2018-11-19 00:05:39,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 100. [2018-11-19 00:05:39,509 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:05:39,509 INFO L82 GeneralOperation]: Start isEquivalent. First operand 105 states. Second operand 100 states. [2018-11-19 00:05:39,510 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 100 states. [2018-11-19 00:05:39,510 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 100 states. [2018-11-19 00:05:39,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:39,513 INFO L93 Difference]: Finished difference Result 105 states and 107 transitions. [2018-11-19 00:05:39,513 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 107 transitions. [2018-11-19 00:05:39,514 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:39,514 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:39,514 INFO L74 IsIncluded]: Start isIncluded. First operand 100 states. Second operand 105 states. [2018-11-19 00:05:39,514 INFO L87 Difference]: Start difference. First operand 100 states. Second operand 105 states. [2018-11-19 00:05:39,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:39,516 INFO L93 Difference]: Finished difference Result 105 states and 107 transitions. [2018-11-19 00:05:39,516 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 107 transitions. [2018-11-19 00:05:39,517 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:39,517 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:39,517 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:05:39,517 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:05:39,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2018-11-19 00:05:39,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 101 transitions. [2018-11-19 00:05:39,519 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 101 transitions. Word has length 89 [2018-11-19 00:05:39,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:05:39,520 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 101 transitions. [2018-11-19 00:05:39,520 INFO L481 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-11-19 00:05:39,520 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 101 transitions. [2018-11-19 00:05:39,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2018-11-19 00:05:39,521 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:05:39,521 INFO L375 BasicCegarLoop]: trace histogram [10, 9, 9, 9, 9, 9, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:05:39,521 INFO L423 AbstractCegarLoop]: === Iteration 19 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:05:39,521 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:05:39,521 INFO L82 PathProgramCache]: Analyzing trace with hash 147075930, now seen corresponding path program 15 times [2018-11-19 00:05:39,521 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:05:39,522 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:05:39,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:39,522 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:05:39,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:40,424 INFO L256 TraceCheckUtils]: 0: Hoare triple {8935#true} call ULTIMATE.init(); {8935#true} is VALID [2018-11-19 00:05:40,424 INFO L273 TraceCheckUtils]: 1: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:40,425 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {8935#true} {8935#true} #52#return; {8935#true} is VALID [2018-11-19 00:05:40,425 INFO L256 TraceCheckUtils]: 3: Hoare triple {8935#true} call #t~ret5 := main(); {8935#true} is VALID [2018-11-19 00:05:40,425 INFO L273 TraceCheckUtils]: 4: Hoare triple {8935#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {8935#true} is VALID [2018-11-19 00:05:40,426 INFO L273 TraceCheckUtils]: 5: Hoare triple {8935#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {8937#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:40,426 INFO L273 TraceCheckUtils]: 6: Hoare triple {8937#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {8937#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:40,427 INFO L273 TraceCheckUtils]: 7: Hoare triple {8937#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8938#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,427 INFO L273 TraceCheckUtils]: 8: Hoare triple {8938#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {8938#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,428 INFO L273 TraceCheckUtils]: 9: Hoare triple {8938#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8939#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,428 INFO L273 TraceCheckUtils]: 10: Hoare triple {8939#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {8939#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,429 INFO L273 TraceCheckUtils]: 11: Hoare triple {8939#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8940#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,429 INFO L273 TraceCheckUtils]: 12: Hoare triple {8940#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {8940#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,430 INFO L273 TraceCheckUtils]: 13: Hoare triple {8940#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8941#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,431 INFO L273 TraceCheckUtils]: 14: Hoare triple {8941#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {8941#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,432 INFO L273 TraceCheckUtils]: 15: Hoare triple {8941#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8942#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:40,432 INFO L273 TraceCheckUtils]: 16: Hoare triple {8942#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {8942#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:40,433 INFO L273 TraceCheckUtils]: 17: Hoare triple {8942#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8943#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,434 INFO L273 TraceCheckUtils]: 18: Hoare triple {8943#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume true; {8943#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,435 INFO L273 TraceCheckUtils]: 19: Hoare triple {8943#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8944#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,436 INFO L273 TraceCheckUtils]: 20: Hoare triple {8944#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume true; {8944#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,437 INFO L273 TraceCheckUtils]: 21: Hoare triple {8944#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8945#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,437 INFO L273 TraceCheckUtils]: 22: Hoare triple {8945#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume true; {8945#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,438 INFO L273 TraceCheckUtils]: 23: Hoare triple {8945#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8946#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,439 INFO L273 TraceCheckUtils]: 24: Hoare triple {8946#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume true; {8946#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,440 INFO L273 TraceCheckUtils]: 25: Hoare triple {8946#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {8946#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,440 INFO L273 TraceCheckUtils]: 26: Hoare triple {8946#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} ~j~0 := 0; {8947#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,441 INFO L273 TraceCheckUtils]: 27: Hoare triple {8947#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 9)) (<= 1 main_~n~0))} assume true; {8947#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:40,442 INFO L273 TraceCheckUtils]: 28: Hoare triple {8947#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 9)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8948#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:05:40,442 INFO L256 TraceCheckUtils]: 29: Hoare triple {8948#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:40,443 INFO L273 TraceCheckUtils]: 30: Hoare triple {8935#true} ~cond := #in~cond; {8949#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:40,444 INFO L273 TraceCheckUtils]: 31: Hoare triple {8949#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {8950#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:40,444 INFO L273 TraceCheckUtils]: 32: Hoare triple {8950#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {8950#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:40,445 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {8950#(not (= |__VERIFIER_assert_#in~cond| 0))} {8948#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #56#return; {8948#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:05:40,446 INFO L273 TraceCheckUtils]: 34: Hoare triple {8948#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8951#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:05:40,447 INFO L273 TraceCheckUtils]: 35: Hoare triple {8951#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume true; {8951#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:05:40,447 INFO L273 TraceCheckUtils]: 36: Hoare triple {8951#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8951#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:05:40,448 INFO L256 TraceCheckUtils]: 37: Hoare triple {8951#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:40,448 INFO L273 TraceCheckUtils]: 38: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:40,448 INFO L273 TraceCheckUtils]: 39: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:40,448 INFO L273 TraceCheckUtils]: 40: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:40,449 INFO L268 TraceCheckUtils]: 41: Hoare quadruple {8935#true} {8951#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #56#return; {8951#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:05:40,450 INFO L273 TraceCheckUtils]: 42: Hoare triple {8951#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8952#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:40,451 INFO L273 TraceCheckUtils]: 43: Hoare triple {8952#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {8952#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:40,451 INFO L273 TraceCheckUtils]: 44: Hoare triple {8952#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8952#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:40,452 INFO L256 TraceCheckUtils]: 45: Hoare triple {8952#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:40,452 INFO L273 TraceCheckUtils]: 46: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:40,452 INFO L273 TraceCheckUtils]: 47: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:40,452 INFO L273 TraceCheckUtils]: 48: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:40,453 INFO L268 TraceCheckUtils]: 49: Hoare quadruple {8935#true} {8952#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #56#return; {8952#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:40,454 INFO L273 TraceCheckUtils]: 50: Hoare triple {8952#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8953#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:40,455 INFO L273 TraceCheckUtils]: 51: Hoare triple {8953#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume true; {8953#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:40,456 INFO L273 TraceCheckUtils]: 52: Hoare triple {8953#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8953#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:40,456 INFO L256 TraceCheckUtils]: 53: Hoare triple {8953#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:40,456 INFO L273 TraceCheckUtils]: 54: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:40,456 INFO L273 TraceCheckUtils]: 55: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:40,456 INFO L273 TraceCheckUtils]: 56: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:40,457 INFO L268 TraceCheckUtils]: 57: Hoare quadruple {8935#true} {8953#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #56#return; {8953#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:40,458 INFO L273 TraceCheckUtils]: 58: Hoare triple {8953#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8954#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:40,459 INFO L273 TraceCheckUtils]: 59: Hoare triple {8954#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume true; {8954#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:40,459 INFO L273 TraceCheckUtils]: 60: Hoare triple {8954#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8954#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:40,459 INFO L256 TraceCheckUtils]: 61: Hoare triple {8954#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:40,459 INFO L273 TraceCheckUtils]: 62: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:40,459 INFO L273 TraceCheckUtils]: 63: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:40,459 INFO L273 TraceCheckUtils]: 64: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:40,460 INFO L268 TraceCheckUtils]: 65: Hoare quadruple {8935#true} {8954#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #56#return; {8954#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:40,461 INFO L273 TraceCheckUtils]: 66: Hoare triple {8954#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8955#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:40,461 INFO L273 TraceCheckUtils]: 67: Hoare triple {8955#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume true; {8955#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:40,462 INFO L273 TraceCheckUtils]: 68: Hoare triple {8955#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8955#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:40,462 INFO L256 TraceCheckUtils]: 69: Hoare triple {8955#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:40,462 INFO L273 TraceCheckUtils]: 70: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:40,462 INFO L273 TraceCheckUtils]: 71: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:40,462 INFO L273 TraceCheckUtils]: 72: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:40,463 INFO L268 TraceCheckUtils]: 73: Hoare quadruple {8935#true} {8955#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #56#return; {8955#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:40,464 INFO L273 TraceCheckUtils]: 74: Hoare triple {8955#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8956#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:40,464 INFO L273 TraceCheckUtils]: 75: Hoare triple {8956#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {8956#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:40,465 INFO L273 TraceCheckUtils]: 76: Hoare triple {8956#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8956#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:40,465 INFO L256 TraceCheckUtils]: 77: Hoare triple {8956#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:40,465 INFO L273 TraceCheckUtils]: 78: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:40,465 INFO L273 TraceCheckUtils]: 79: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:40,465 INFO L273 TraceCheckUtils]: 80: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:40,465 INFO L268 TraceCheckUtils]: 81: Hoare quadruple {8935#true} {8956#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {8956#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:40,466 INFO L273 TraceCheckUtils]: 82: Hoare triple {8956#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8957#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:40,467 INFO L273 TraceCheckUtils]: 83: Hoare triple {8957#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {8957#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:40,467 INFO L273 TraceCheckUtils]: 84: Hoare triple {8957#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8957#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:40,468 INFO L256 TraceCheckUtils]: 85: Hoare triple {8957#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:40,468 INFO L273 TraceCheckUtils]: 86: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:40,468 INFO L273 TraceCheckUtils]: 87: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:40,468 INFO L273 TraceCheckUtils]: 88: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:40,469 INFO L268 TraceCheckUtils]: 89: Hoare quadruple {8935#true} {8957#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {8957#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:40,470 INFO L273 TraceCheckUtils]: 90: Hoare triple {8957#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {8958#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:40,471 INFO L273 TraceCheckUtils]: 91: Hoare triple {8958#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {8958#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:40,472 INFO L273 TraceCheckUtils]: 92: Hoare triple {8958#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8959#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:40,474 INFO L256 TraceCheckUtils]: 93: Hoare triple {8959#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8950#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:40,474 INFO L273 TraceCheckUtils]: 94: Hoare triple {8950#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {8960#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:05:40,475 INFO L273 TraceCheckUtils]: 95: Hoare triple {8960#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {8936#false} is VALID [2018-11-19 00:05:40,475 INFO L273 TraceCheckUtils]: 96: Hoare triple {8936#false} assume !false; {8936#false} is VALID [2018-11-19 00:05:40,498 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 127 proven. 136 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-19 00:05:40,498 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:05:40,499 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:05:40,507 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-19 00:05:40,544 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2018-11-19 00:05:40,545 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:05:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:40,578 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:05:41,616 INFO L256 TraceCheckUtils]: 0: Hoare triple {8935#true} call ULTIMATE.init(); {8935#true} is VALID [2018-11-19 00:05:41,616 INFO L273 TraceCheckUtils]: 1: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:41,617 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {8935#true} {8935#true} #52#return; {8935#true} is VALID [2018-11-19 00:05:41,617 INFO L256 TraceCheckUtils]: 3: Hoare triple {8935#true} call #t~ret5 := main(); {8935#true} is VALID [2018-11-19 00:05:41,617 INFO L273 TraceCheckUtils]: 4: Hoare triple {8935#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {8935#true} is VALID [2018-11-19 00:05:41,617 INFO L273 TraceCheckUtils]: 5: Hoare triple {8935#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {8937#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:41,618 INFO L273 TraceCheckUtils]: 6: Hoare triple {8937#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {8937#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:41,619 INFO L273 TraceCheckUtils]: 7: Hoare triple {8937#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8985#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:41,619 INFO L273 TraceCheckUtils]: 8: Hoare triple {8985#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {8985#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:41,620 INFO L273 TraceCheckUtils]: 9: Hoare triple {8985#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8992#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:41,621 INFO L273 TraceCheckUtils]: 10: Hoare triple {8992#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {8992#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:41,622 INFO L273 TraceCheckUtils]: 11: Hoare triple {8992#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {8999#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,623 INFO L273 TraceCheckUtils]: 12: Hoare triple {8999#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 5 main_~n~0))} assume true; {8999#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,624 INFO L273 TraceCheckUtils]: 13: Hoare triple {8999#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9006#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,624 INFO L273 TraceCheckUtils]: 14: Hoare triple {9006#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 5 main_~n~0))} assume true; {9006#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,625 INFO L273 TraceCheckUtils]: 15: Hoare triple {9006#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9013#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:41,626 INFO L273 TraceCheckUtils]: 16: Hoare triple {9013#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {9013#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:41,627 INFO L273 TraceCheckUtils]: 17: Hoare triple {9013#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9020#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,627 INFO L273 TraceCheckUtils]: 18: Hoare triple {9020#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 5 main_~n~0))} assume true; {9020#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,628 INFO L273 TraceCheckUtils]: 19: Hoare triple {9020#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9027#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,629 INFO L273 TraceCheckUtils]: 20: Hoare triple {9027#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 5 main_~n~0))} assume true; {9027#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,630 INFO L273 TraceCheckUtils]: 21: Hoare triple {9027#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9034#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,631 INFO L273 TraceCheckUtils]: 22: Hoare triple {9034#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 5 main_~n~0))} assume true; {9034#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,632 INFO L273 TraceCheckUtils]: 23: Hoare triple {9034#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9041#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,632 INFO L273 TraceCheckUtils]: 24: Hoare triple {9041#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} assume true; {9041#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,633 INFO L273 TraceCheckUtils]: 25: Hoare triple {9041#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} assume !(~i~0 < ~n~0); {9041#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,634 INFO L273 TraceCheckUtils]: 26: Hoare triple {9041#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} ~j~0 := 0; {9051#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,634 INFO L273 TraceCheckUtils]: 27: Hoare triple {9051#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} assume true; {9051#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,635 INFO L273 TraceCheckUtils]: 28: Hoare triple {9051#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9051#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,635 INFO L256 TraceCheckUtils]: 29: Hoare triple {9051#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:41,636 INFO L273 TraceCheckUtils]: 30: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:41,636 INFO L273 TraceCheckUtils]: 31: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:41,636 INFO L273 TraceCheckUtils]: 32: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:41,637 INFO L268 TraceCheckUtils]: 33: Hoare quadruple {8935#true} {9051#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} #56#return; {9051#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,638 INFO L273 TraceCheckUtils]: 34: Hoare triple {9051#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9076#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,639 INFO L273 TraceCheckUtils]: 35: Hoare triple {9076#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} assume true; {9076#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,639 INFO L273 TraceCheckUtils]: 36: Hoare triple {9076#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9076#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,640 INFO L256 TraceCheckUtils]: 37: Hoare triple {9076#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:41,640 INFO L273 TraceCheckUtils]: 38: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:41,640 INFO L273 TraceCheckUtils]: 39: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:41,640 INFO L273 TraceCheckUtils]: 40: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:41,641 INFO L268 TraceCheckUtils]: 41: Hoare quadruple {8935#true} {9076#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} #56#return; {9076#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,642 INFO L273 TraceCheckUtils]: 42: Hoare triple {9076#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9101#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,643 INFO L273 TraceCheckUtils]: 43: Hoare triple {9101#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} assume true; {9101#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,644 INFO L273 TraceCheckUtils]: 44: Hoare triple {9101#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9101#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,644 INFO L256 TraceCheckUtils]: 45: Hoare triple {9101#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:41,644 INFO L273 TraceCheckUtils]: 46: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:41,644 INFO L273 TraceCheckUtils]: 47: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:41,644 INFO L273 TraceCheckUtils]: 48: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:41,645 INFO L268 TraceCheckUtils]: 49: Hoare quadruple {8935#true} {9101#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} #56#return; {9101#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,646 INFO L273 TraceCheckUtils]: 50: Hoare triple {9101#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9126#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 3 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,647 INFO L273 TraceCheckUtils]: 51: Hoare triple {9126#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 3 main_~j~0) (<= 5 main_~n~0))} assume true; {9126#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 3 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,648 INFO L273 TraceCheckUtils]: 52: Hoare triple {9126#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 3 main_~j~0) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9126#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 3 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,648 INFO L256 TraceCheckUtils]: 53: Hoare triple {9126#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 3 main_~j~0) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:41,648 INFO L273 TraceCheckUtils]: 54: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:41,648 INFO L273 TraceCheckUtils]: 55: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:41,648 INFO L273 TraceCheckUtils]: 56: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:41,649 INFO L268 TraceCheckUtils]: 57: Hoare quadruple {8935#true} {9126#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 3 main_~j~0) (<= 5 main_~n~0))} #56#return; {9126#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 3 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,650 INFO L273 TraceCheckUtils]: 58: Hoare triple {9126#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 3 main_~j~0) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9151#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,650 INFO L273 TraceCheckUtils]: 59: Hoare triple {9151#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} assume true; {9151#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,651 INFO L273 TraceCheckUtils]: 60: Hoare triple {9151#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9151#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,651 INFO L256 TraceCheckUtils]: 61: Hoare triple {9151#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:41,651 INFO L273 TraceCheckUtils]: 62: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:41,651 INFO L273 TraceCheckUtils]: 63: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:41,651 INFO L273 TraceCheckUtils]: 64: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:41,652 INFO L268 TraceCheckUtils]: 65: Hoare quadruple {8935#true} {9151#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} #56#return; {9151#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,652 INFO L273 TraceCheckUtils]: 66: Hoare triple {9151#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9176#(and (<= 5 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:05:41,653 INFO L273 TraceCheckUtils]: 67: Hoare triple {9176#(and (<= 5 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume true; {9176#(and (<= 5 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:05:41,654 INFO L273 TraceCheckUtils]: 68: Hoare triple {9176#(and (<= 5 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9176#(and (<= 5 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:05:41,654 INFO L256 TraceCheckUtils]: 69: Hoare triple {9176#(and (<= 5 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:41,654 INFO L273 TraceCheckUtils]: 70: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:41,654 INFO L273 TraceCheckUtils]: 71: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:41,655 INFO L273 TraceCheckUtils]: 72: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:41,655 INFO L268 TraceCheckUtils]: 73: Hoare quadruple {8935#true} {9176#(and (<= 5 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} #56#return; {9176#(and (<= 5 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:05:41,656 INFO L273 TraceCheckUtils]: 74: Hoare triple {9176#(and (<= 5 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9201#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:05:41,657 INFO L273 TraceCheckUtils]: 75: Hoare triple {9201#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume true; {9201#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:05:41,658 INFO L273 TraceCheckUtils]: 76: Hoare triple {9201#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9201#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:05:41,658 INFO L256 TraceCheckUtils]: 77: Hoare triple {9201#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:41,658 INFO L273 TraceCheckUtils]: 78: Hoare triple {8935#true} ~cond := #in~cond; {8935#true} is VALID [2018-11-19 00:05:41,658 INFO L273 TraceCheckUtils]: 79: Hoare triple {8935#true} assume !(0 == ~cond); {8935#true} is VALID [2018-11-19 00:05:41,659 INFO L273 TraceCheckUtils]: 80: Hoare triple {8935#true} assume true; {8935#true} is VALID [2018-11-19 00:05:41,659 INFO L268 TraceCheckUtils]: 81: Hoare quadruple {8935#true} {9201#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #56#return; {9201#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:05:41,660 INFO L273 TraceCheckUtils]: 82: Hoare triple {9201#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9226#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,661 INFO L273 TraceCheckUtils]: 83: Hoare triple {9226#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} assume true; {9226#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,662 INFO L273 TraceCheckUtils]: 84: Hoare triple {9226#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9226#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,662 INFO L256 TraceCheckUtils]: 85: Hoare triple {9226#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {8935#true} is VALID [2018-11-19 00:05:41,663 INFO L273 TraceCheckUtils]: 86: Hoare triple {8935#true} ~cond := #in~cond; {8949#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:41,663 INFO L273 TraceCheckUtils]: 87: Hoare triple {8949#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {8950#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:41,664 INFO L273 TraceCheckUtils]: 88: Hoare triple {8950#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {8950#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:41,665 INFO L268 TraceCheckUtils]: 89: Hoare quadruple {8950#(not (= |__VERIFIER_assert_#in~cond| 0))} {9226#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} #56#return; {9248#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0) (< 0 main_~k~0))} is VALID [2018-11-19 00:05:41,666 INFO L273 TraceCheckUtils]: 90: Hoare triple {9248#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0) (< 0 main_~k~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9252#(and (<= 8 main_~j~0) (<= 0 main_~k~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,667 INFO L273 TraceCheckUtils]: 91: Hoare triple {9252#(and (<= 8 main_~j~0) (<= 0 main_~k~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} assume true; {9252#(and (<= 8 main_~j~0) (<= 0 main_~k~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:05:41,668 INFO L273 TraceCheckUtils]: 92: Hoare triple {9252#(and (<= 8 main_~j~0) (<= 0 main_~k~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {8959#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:41,669 INFO L256 TraceCheckUtils]: 93: Hoare triple {8959#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9262#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:05:41,670 INFO L273 TraceCheckUtils]: 94: Hoare triple {9262#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {9266#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:05:41,670 INFO L273 TraceCheckUtils]: 95: Hoare triple {9266#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {8936#false} is VALID [2018-11-19 00:05:41,670 INFO L273 TraceCheckUtils]: 96: Hoare triple {8936#false} assume !false; {8936#false} is VALID [2018-11-19 00:05:41,686 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 36 proven. 227 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-19 00:05:41,704 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:05:41,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 27] total 47 [2018-11-19 00:05:41,705 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 97 [2018-11-19 00:05:41,705 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:05:41,705 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 47 states. [2018-11-19 00:05:41,872 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 144 edges. 144 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:41,873 INFO L459 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-11-19 00:05:41,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-11-19 00:05:41,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=284, Invalid=1878, Unknown=0, NotChecked=0, Total=2162 [2018-11-19 00:05:41,874 INFO L87 Difference]: Start difference. First operand 100 states and 101 transitions. Second operand 47 states. [2018-11-19 00:05:46,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:46,502 INFO L93 Difference]: Finished difference Result 149 states and 160 transitions. [2018-11-19 00:05:46,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-19 00:05:46,502 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 97 [2018-11-19 00:05:46,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:05:46,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-19 00:05:46,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 97 transitions. [2018-11-19 00:05:46,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2018-11-19 00:05:46,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 97 transitions. [2018-11-19 00:05:46,508 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 37 states and 97 transitions. [2018-11-19 00:05:47,150 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 97 edges. 97 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:47,152 INFO L225 Difference]: With dead ends: 149 [2018-11-19 00:05:47,152 INFO L226 Difference]: Without dead ends: 102 [2018-11-19 00:05:47,154 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 76 SyntacticMatches, 3 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1113 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=429, Invalid=3231, Unknown=0, NotChecked=0, Total=3660 [2018-11-19 00:05:47,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2018-11-19 00:05:47,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 102. [2018-11-19 00:05:47,494 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:05:47,494 INFO L82 GeneralOperation]: Start isEquivalent. First operand 102 states. Second operand 102 states. [2018-11-19 00:05:47,494 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 102 states. [2018-11-19 00:05:47,494 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 102 states. [2018-11-19 00:05:47,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:47,496 INFO L93 Difference]: Finished difference Result 102 states and 103 transitions. [2018-11-19 00:05:47,496 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2018-11-19 00:05:47,497 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:47,497 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:47,497 INFO L74 IsIncluded]: Start isIncluded. First operand 102 states. Second operand 102 states. [2018-11-19 00:05:47,497 INFO L87 Difference]: Start difference. First operand 102 states. Second operand 102 states. [2018-11-19 00:05:47,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:47,499 INFO L93 Difference]: Finished difference Result 102 states and 103 transitions. [2018-11-19 00:05:47,499 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2018-11-19 00:05:47,499 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:47,500 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:47,500 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:05:47,500 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:05:47,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2018-11-19 00:05:47,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 103 transitions. [2018-11-19 00:05:47,501 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 103 transitions. Word has length 97 [2018-11-19 00:05:47,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:05:47,502 INFO L480 AbstractCegarLoop]: Abstraction has 102 states and 103 transitions. [2018-11-19 00:05:47,502 INFO L481 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-11-19 00:05:47,502 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 103 transitions. [2018-11-19 00:05:47,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-11-19 00:05:47,502 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:05:47,503 INFO L375 BasicCegarLoop]: trace histogram [11, 10, 9, 9, 9, 9, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:05:47,503 INFO L423 AbstractCegarLoop]: === Iteration 20 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:05:47,503 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:05:47,503 INFO L82 PathProgramCache]: Analyzing trace with hash -692603180, now seen corresponding path program 16 times [2018-11-19 00:05:47,503 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:05:47,504 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:05:47,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:47,504 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:05:47,504 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:48,084 INFO L256 TraceCheckUtils]: 0: Hoare triple {9860#true} call ULTIMATE.init(); {9860#true} is VALID [2018-11-19 00:05:48,085 INFO L273 TraceCheckUtils]: 1: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:48,085 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {9860#true} {9860#true} #52#return; {9860#true} is VALID [2018-11-19 00:05:48,085 INFO L256 TraceCheckUtils]: 3: Hoare triple {9860#true} call #t~ret5 := main(); {9860#true} is VALID [2018-11-19 00:05:48,085 INFO L273 TraceCheckUtils]: 4: Hoare triple {9860#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {9860#true} is VALID [2018-11-19 00:05:48,086 INFO L273 TraceCheckUtils]: 5: Hoare triple {9860#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {9862#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,087 INFO L273 TraceCheckUtils]: 6: Hoare triple {9862#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {9862#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,087 INFO L273 TraceCheckUtils]: 7: Hoare triple {9862#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9863#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,087 INFO L273 TraceCheckUtils]: 8: Hoare triple {9863#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {9863#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,088 INFO L273 TraceCheckUtils]: 9: Hoare triple {9863#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9864#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,088 INFO L273 TraceCheckUtils]: 10: Hoare triple {9864#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {9864#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,089 INFO L273 TraceCheckUtils]: 11: Hoare triple {9864#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9865#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,090 INFO L273 TraceCheckUtils]: 12: Hoare triple {9865#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume true; {9865#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,090 INFO L273 TraceCheckUtils]: 13: Hoare triple {9865#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9866#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,091 INFO L273 TraceCheckUtils]: 14: Hoare triple {9866#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume true; {9866#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,092 INFO L273 TraceCheckUtils]: 15: Hoare triple {9866#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9867#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,092 INFO L273 TraceCheckUtils]: 16: Hoare triple {9867#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume true; {9867#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,093 INFO L273 TraceCheckUtils]: 17: Hoare triple {9867#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9868#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,094 INFO L273 TraceCheckUtils]: 18: Hoare triple {9868#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume true; {9868#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,094 INFO L273 TraceCheckUtils]: 19: Hoare triple {9868#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9869#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,095 INFO L273 TraceCheckUtils]: 20: Hoare triple {9869#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume true; {9869#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,096 INFO L273 TraceCheckUtils]: 21: Hoare triple {9869#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9870#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,096 INFO L273 TraceCheckUtils]: 22: Hoare triple {9870#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume true; {9870#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,097 INFO L273 TraceCheckUtils]: 23: Hoare triple {9870#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9871#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,098 INFO L273 TraceCheckUtils]: 24: Hoare triple {9871#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} assume true; {9871#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:05:48,099 INFO L273 TraceCheckUtils]: 25: Hoare triple {9871#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:48,099 INFO L273 TraceCheckUtils]: 26: Hoare triple {9872#(<= 9 main_~k~0)} assume true; {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:48,100 INFO L273 TraceCheckUtils]: 27: Hoare triple {9872#(<= 9 main_~k~0)} assume !(~i~0 < ~n~0); {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:48,100 INFO L273 TraceCheckUtils]: 28: Hoare triple {9872#(<= 9 main_~k~0)} ~j~0 := 0; {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:48,100 INFO L273 TraceCheckUtils]: 29: Hoare triple {9872#(<= 9 main_~k~0)} assume true; {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:48,101 INFO L273 TraceCheckUtils]: 30: Hoare triple {9872#(<= 9 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:48,101 INFO L256 TraceCheckUtils]: 31: Hoare triple {9872#(<= 9 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:48,102 INFO L273 TraceCheckUtils]: 32: Hoare triple {9860#true} ~cond := #in~cond; {9873#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:48,102 INFO L273 TraceCheckUtils]: 33: Hoare triple {9873#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {9874#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:48,103 INFO L273 TraceCheckUtils]: 34: Hoare triple {9874#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {9874#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:48,104 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {9874#(not (= |__VERIFIER_assert_#in~cond| 0))} {9872#(<= 9 main_~k~0)} #56#return; {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:48,104 INFO L273 TraceCheckUtils]: 36: Hoare triple {9872#(<= 9 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9875#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:48,105 INFO L273 TraceCheckUtils]: 37: Hoare triple {9875#(<= 8 main_~k~0)} assume true; {9875#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:48,106 INFO L273 TraceCheckUtils]: 38: Hoare triple {9875#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9875#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:48,106 INFO L256 TraceCheckUtils]: 39: Hoare triple {9875#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:48,106 INFO L273 TraceCheckUtils]: 40: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:48,106 INFO L273 TraceCheckUtils]: 41: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:48,106 INFO L273 TraceCheckUtils]: 42: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:48,107 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {9860#true} {9875#(<= 8 main_~k~0)} #56#return; {9875#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:48,108 INFO L273 TraceCheckUtils]: 44: Hoare triple {9875#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9876#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:48,108 INFO L273 TraceCheckUtils]: 45: Hoare triple {9876#(<= 7 main_~k~0)} assume true; {9876#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:48,108 INFO L273 TraceCheckUtils]: 46: Hoare triple {9876#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9876#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:48,109 INFO L256 TraceCheckUtils]: 47: Hoare triple {9876#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:48,109 INFO L273 TraceCheckUtils]: 48: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:48,109 INFO L273 TraceCheckUtils]: 49: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:48,109 INFO L273 TraceCheckUtils]: 50: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:48,109 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {9860#true} {9876#(<= 7 main_~k~0)} #56#return; {9876#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:48,110 INFO L273 TraceCheckUtils]: 52: Hoare triple {9876#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9877#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:48,110 INFO L273 TraceCheckUtils]: 53: Hoare triple {9877#(<= 6 main_~k~0)} assume true; {9877#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:48,111 INFO L273 TraceCheckUtils]: 54: Hoare triple {9877#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9877#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:48,111 INFO L256 TraceCheckUtils]: 55: Hoare triple {9877#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:48,111 INFO L273 TraceCheckUtils]: 56: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:48,111 INFO L273 TraceCheckUtils]: 57: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:48,111 INFO L273 TraceCheckUtils]: 58: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:48,112 INFO L268 TraceCheckUtils]: 59: Hoare quadruple {9860#true} {9877#(<= 6 main_~k~0)} #56#return; {9877#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:48,113 INFO L273 TraceCheckUtils]: 60: Hoare triple {9877#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9878#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:48,114 INFO L273 TraceCheckUtils]: 61: Hoare triple {9878#(<= 5 main_~k~0)} assume true; {9878#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:48,114 INFO L273 TraceCheckUtils]: 62: Hoare triple {9878#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9878#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:48,114 INFO L256 TraceCheckUtils]: 63: Hoare triple {9878#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:48,115 INFO L273 TraceCheckUtils]: 64: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:48,115 INFO L273 TraceCheckUtils]: 65: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:48,115 INFO L273 TraceCheckUtils]: 66: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:48,116 INFO L268 TraceCheckUtils]: 67: Hoare quadruple {9860#true} {9878#(<= 5 main_~k~0)} #56#return; {9878#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:48,117 INFO L273 TraceCheckUtils]: 68: Hoare triple {9878#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9879#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:48,117 INFO L273 TraceCheckUtils]: 69: Hoare triple {9879#(<= 4 main_~k~0)} assume true; {9879#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:48,118 INFO L273 TraceCheckUtils]: 70: Hoare triple {9879#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9879#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:48,118 INFO L256 TraceCheckUtils]: 71: Hoare triple {9879#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:48,118 INFO L273 TraceCheckUtils]: 72: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:48,118 INFO L273 TraceCheckUtils]: 73: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:48,118 INFO L273 TraceCheckUtils]: 74: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:48,119 INFO L268 TraceCheckUtils]: 75: Hoare quadruple {9860#true} {9879#(<= 4 main_~k~0)} #56#return; {9879#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:48,120 INFO L273 TraceCheckUtils]: 76: Hoare triple {9879#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9880#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:48,121 INFO L273 TraceCheckUtils]: 77: Hoare triple {9880#(<= 3 main_~k~0)} assume true; {9880#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:48,121 INFO L273 TraceCheckUtils]: 78: Hoare triple {9880#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9880#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:48,121 INFO L256 TraceCheckUtils]: 79: Hoare triple {9880#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:48,121 INFO L273 TraceCheckUtils]: 80: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:48,122 INFO L273 TraceCheckUtils]: 81: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:48,122 INFO L273 TraceCheckUtils]: 82: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:48,123 INFO L268 TraceCheckUtils]: 83: Hoare quadruple {9860#true} {9880#(<= 3 main_~k~0)} #56#return; {9880#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:48,124 INFO L273 TraceCheckUtils]: 84: Hoare triple {9880#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9881#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:48,124 INFO L273 TraceCheckUtils]: 85: Hoare triple {9881#(<= 2 main_~k~0)} assume true; {9881#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:48,125 INFO L273 TraceCheckUtils]: 86: Hoare triple {9881#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9881#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:48,125 INFO L256 TraceCheckUtils]: 87: Hoare triple {9881#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:48,125 INFO L273 TraceCheckUtils]: 88: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:48,125 INFO L273 TraceCheckUtils]: 89: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:48,125 INFO L273 TraceCheckUtils]: 90: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:48,126 INFO L268 TraceCheckUtils]: 91: Hoare quadruple {9860#true} {9881#(<= 2 main_~k~0)} #56#return; {9881#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:48,127 INFO L273 TraceCheckUtils]: 92: Hoare triple {9881#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9882#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:48,127 INFO L273 TraceCheckUtils]: 93: Hoare triple {9882#(<= 1 main_~k~0)} assume true; {9882#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:48,127 INFO L273 TraceCheckUtils]: 94: Hoare triple {9882#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9882#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:48,129 INFO L256 TraceCheckUtils]: 95: Hoare triple {9882#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9874#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:48,129 INFO L273 TraceCheckUtils]: 96: Hoare triple {9874#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {9883#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:05:48,129 INFO L273 TraceCheckUtils]: 97: Hoare triple {9883#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {9861#false} is VALID [2018-11-19 00:05:48,129 INFO L273 TraceCheckUtils]: 98: Hoare triple {9861#false} assume !false; {9861#false} is VALID [2018-11-19 00:05:48,138 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 105 proven. 178 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-19 00:05:48,138 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:05:48,138 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:05:48,147 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-19 00:05:48,179 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-19 00:05:48,179 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:05:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:48,201 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:05:49,595 INFO L256 TraceCheckUtils]: 0: Hoare triple {9860#true} call ULTIMATE.init(); {9860#true} is VALID [2018-11-19 00:05:49,595 INFO L273 TraceCheckUtils]: 1: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:49,596 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {9860#true} {9860#true} #52#return; {9860#true} is VALID [2018-11-19 00:05:49,596 INFO L256 TraceCheckUtils]: 3: Hoare triple {9860#true} call #t~ret5 := main(); {9860#true} is VALID [2018-11-19 00:05:49,596 INFO L273 TraceCheckUtils]: 4: Hoare triple {9860#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {9860#true} is VALID [2018-11-19 00:05:49,597 INFO L273 TraceCheckUtils]: 5: Hoare triple {9860#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {9902#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:49,597 INFO L273 TraceCheckUtils]: 6: Hoare triple {9902#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {9902#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:49,598 INFO L273 TraceCheckUtils]: 7: Hoare triple {9902#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9909#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:49,599 INFO L273 TraceCheckUtils]: 8: Hoare triple {9909#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {9909#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:49,600 INFO L273 TraceCheckUtils]: 9: Hoare triple {9909#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9916#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:49,600 INFO L273 TraceCheckUtils]: 10: Hoare triple {9916#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {9916#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:49,601 INFO L273 TraceCheckUtils]: 11: Hoare triple {9916#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9923#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:49,602 INFO L273 TraceCheckUtils]: 12: Hoare triple {9923#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {9923#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:49,603 INFO L273 TraceCheckUtils]: 13: Hoare triple {9923#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9930#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:49,604 INFO L273 TraceCheckUtils]: 14: Hoare triple {9930#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {9930#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:49,604 INFO L273 TraceCheckUtils]: 15: Hoare triple {9930#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9937#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:49,605 INFO L273 TraceCheckUtils]: 16: Hoare triple {9937#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {9937#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:49,606 INFO L273 TraceCheckUtils]: 17: Hoare triple {9937#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9944#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:49,607 INFO L273 TraceCheckUtils]: 18: Hoare triple {9944#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {9944#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:49,608 INFO L273 TraceCheckUtils]: 19: Hoare triple {9944#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9951#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:05:49,608 INFO L273 TraceCheckUtils]: 20: Hoare triple {9951#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {9951#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:05:49,609 INFO L273 TraceCheckUtils]: 21: Hoare triple {9951#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9958#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:05:49,610 INFO L273 TraceCheckUtils]: 22: Hoare triple {9958#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume true; {9958#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:05:49,611 INFO L273 TraceCheckUtils]: 23: Hoare triple {9958#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9965#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:05:49,611 INFO L273 TraceCheckUtils]: 24: Hoare triple {9965#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume true; {9965#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:05:49,612 INFO L273 TraceCheckUtils]: 25: Hoare triple {9965#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:49,613 INFO L273 TraceCheckUtils]: 26: Hoare triple {9872#(<= 9 main_~k~0)} assume true; {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:49,613 INFO L273 TraceCheckUtils]: 27: Hoare triple {9872#(<= 9 main_~k~0)} assume !(~i~0 < ~n~0); {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:49,614 INFO L273 TraceCheckUtils]: 28: Hoare triple {9872#(<= 9 main_~k~0)} ~j~0 := 0; {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:49,614 INFO L273 TraceCheckUtils]: 29: Hoare triple {9872#(<= 9 main_~k~0)} assume true; {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:49,615 INFO L273 TraceCheckUtils]: 30: Hoare triple {9872#(<= 9 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:49,615 INFO L256 TraceCheckUtils]: 31: Hoare triple {9872#(<= 9 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:49,615 INFO L273 TraceCheckUtils]: 32: Hoare triple {9860#true} ~cond := #in~cond; {9873#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:49,616 INFO L273 TraceCheckUtils]: 33: Hoare triple {9873#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {9874#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:49,616 INFO L273 TraceCheckUtils]: 34: Hoare triple {9874#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {9874#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:49,617 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {9874#(not (= |__VERIFIER_assert_#in~cond| 0))} {9872#(<= 9 main_~k~0)} #56#return; {9872#(<= 9 main_~k~0)} is VALID [2018-11-19 00:05:49,618 INFO L273 TraceCheckUtils]: 36: Hoare triple {9872#(<= 9 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9875#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:49,619 INFO L273 TraceCheckUtils]: 37: Hoare triple {9875#(<= 8 main_~k~0)} assume true; {9875#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:49,619 INFO L273 TraceCheckUtils]: 38: Hoare triple {9875#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9875#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:49,619 INFO L256 TraceCheckUtils]: 39: Hoare triple {9875#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:49,620 INFO L273 TraceCheckUtils]: 40: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:49,620 INFO L273 TraceCheckUtils]: 41: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:49,620 INFO L273 TraceCheckUtils]: 42: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:49,621 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {9860#true} {9875#(<= 8 main_~k~0)} #56#return; {9875#(<= 8 main_~k~0)} is VALID [2018-11-19 00:05:49,621 INFO L273 TraceCheckUtils]: 44: Hoare triple {9875#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9876#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:49,622 INFO L273 TraceCheckUtils]: 45: Hoare triple {9876#(<= 7 main_~k~0)} assume true; {9876#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:49,622 INFO L273 TraceCheckUtils]: 46: Hoare triple {9876#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9876#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:49,622 INFO L256 TraceCheckUtils]: 47: Hoare triple {9876#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:49,622 INFO L273 TraceCheckUtils]: 48: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:49,622 INFO L273 TraceCheckUtils]: 49: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:49,623 INFO L273 TraceCheckUtils]: 50: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:49,623 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {9860#true} {9876#(<= 7 main_~k~0)} #56#return; {9876#(<= 7 main_~k~0)} is VALID [2018-11-19 00:05:49,624 INFO L273 TraceCheckUtils]: 52: Hoare triple {9876#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9877#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:49,624 INFO L273 TraceCheckUtils]: 53: Hoare triple {9877#(<= 6 main_~k~0)} assume true; {9877#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:49,625 INFO L273 TraceCheckUtils]: 54: Hoare triple {9877#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9877#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:49,625 INFO L256 TraceCheckUtils]: 55: Hoare triple {9877#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:49,625 INFO L273 TraceCheckUtils]: 56: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:49,625 INFO L273 TraceCheckUtils]: 57: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:49,625 INFO L273 TraceCheckUtils]: 58: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:49,626 INFO L268 TraceCheckUtils]: 59: Hoare quadruple {9860#true} {9877#(<= 6 main_~k~0)} #56#return; {9877#(<= 6 main_~k~0)} is VALID [2018-11-19 00:05:49,627 INFO L273 TraceCheckUtils]: 60: Hoare triple {9877#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9878#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:49,627 INFO L273 TraceCheckUtils]: 61: Hoare triple {9878#(<= 5 main_~k~0)} assume true; {9878#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:49,628 INFO L273 TraceCheckUtils]: 62: Hoare triple {9878#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9878#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:49,628 INFO L256 TraceCheckUtils]: 63: Hoare triple {9878#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:49,628 INFO L273 TraceCheckUtils]: 64: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:49,628 INFO L273 TraceCheckUtils]: 65: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:49,629 INFO L273 TraceCheckUtils]: 66: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:49,629 INFO L268 TraceCheckUtils]: 67: Hoare quadruple {9860#true} {9878#(<= 5 main_~k~0)} #56#return; {9878#(<= 5 main_~k~0)} is VALID [2018-11-19 00:05:49,630 INFO L273 TraceCheckUtils]: 68: Hoare triple {9878#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9879#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:49,631 INFO L273 TraceCheckUtils]: 69: Hoare triple {9879#(<= 4 main_~k~0)} assume true; {9879#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:49,631 INFO L273 TraceCheckUtils]: 70: Hoare triple {9879#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9879#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:49,631 INFO L256 TraceCheckUtils]: 71: Hoare triple {9879#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:49,632 INFO L273 TraceCheckUtils]: 72: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:49,632 INFO L273 TraceCheckUtils]: 73: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:49,632 INFO L273 TraceCheckUtils]: 74: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:49,633 INFO L268 TraceCheckUtils]: 75: Hoare quadruple {9860#true} {9879#(<= 4 main_~k~0)} #56#return; {9879#(<= 4 main_~k~0)} is VALID [2018-11-19 00:05:49,633 INFO L273 TraceCheckUtils]: 76: Hoare triple {9879#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9880#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:49,634 INFO L273 TraceCheckUtils]: 77: Hoare triple {9880#(<= 3 main_~k~0)} assume true; {9880#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:49,634 INFO L273 TraceCheckUtils]: 78: Hoare triple {9880#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9880#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:49,635 INFO L256 TraceCheckUtils]: 79: Hoare triple {9880#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:49,635 INFO L273 TraceCheckUtils]: 80: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:49,635 INFO L273 TraceCheckUtils]: 81: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:49,635 INFO L273 TraceCheckUtils]: 82: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:49,638 INFO L268 TraceCheckUtils]: 83: Hoare quadruple {9860#true} {9880#(<= 3 main_~k~0)} #56#return; {9880#(<= 3 main_~k~0)} is VALID [2018-11-19 00:05:49,639 INFO L273 TraceCheckUtils]: 84: Hoare triple {9880#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9881#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:49,639 INFO L273 TraceCheckUtils]: 85: Hoare triple {9881#(<= 2 main_~k~0)} assume true; {9881#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:49,639 INFO L273 TraceCheckUtils]: 86: Hoare triple {9881#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9881#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:49,639 INFO L256 TraceCheckUtils]: 87: Hoare triple {9881#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {9860#true} is VALID [2018-11-19 00:05:49,640 INFO L273 TraceCheckUtils]: 88: Hoare triple {9860#true} ~cond := #in~cond; {9860#true} is VALID [2018-11-19 00:05:49,640 INFO L273 TraceCheckUtils]: 89: Hoare triple {9860#true} assume !(0 == ~cond); {9860#true} is VALID [2018-11-19 00:05:49,640 INFO L273 TraceCheckUtils]: 90: Hoare triple {9860#true} assume true; {9860#true} is VALID [2018-11-19 00:05:49,640 INFO L268 TraceCheckUtils]: 91: Hoare quadruple {9860#true} {9881#(<= 2 main_~k~0)} #56#return; {9881#(<= 2 main_~k~0)} is VALID [2018-11-19 00:05:49,641 INFO L273 TraceCheckUtils]: 92: Hoare triple {9881#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {9882#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:49,642 INFO L273 TraceCheckUtils]: 93: Hoare triple {9882#(<= 1 main_~k~0)} assume true; {9882#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:49,642 INFO L273 TraceCheckUtils]: 94: Hoare triple {9882#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {9882#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:49,643 INFO L256 TraceCheckUtils]: 95: Hoare triple {9882#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10182#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:05:49,644 INFO L273 TraceCheckUtils]: 96: Hoare triple {10182#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {10186#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:05:49,644 INFO L273 TraceCheckUtils]: 97: Hoare triple {10186#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {9861#false} is VALID [2018-11-19 00:05:49,645 INFO L273 TraceCheckUtils]: 98: Hoare triple {9861#false} assume !false; {9861#false} is VALID [2018-11-19 00:05:49,653 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 15 proven. 268 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-19 00:05:49,673 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:05:49,674 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 25] total 36 [2018-11-19 00:05:49,674 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 99 [2018-11-19 00:05:49,675 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:05:49,675 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 36 states. [2018-11-19 00:05:49,773 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 105 edges. 105 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:49,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-11-19 00:05:49,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-11-19 00:05:49,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=1053, Unknown=0, NotChecked=0, Total=1260 [2018-11-19 00:05:49,775 INFO L87 Difference]: Start difference. First operand 102 states and 103 transitions. Second operand 36 states. [2018-11-19 00:05:52,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:52,408 INFO L93 Difference]: Finished difference Result 117 states and 119 transitions. [2018-11-19 00:05:52,408 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-11-19 00:05:52,408 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 99 [2018-11-19 00:05:52,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:05:52,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-11-19 00:05:52,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 95 transitions. [2018-11-19 00:05:52,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2018-11-19 00:05:52,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 95 transitions. [2018-11-19 00:05:52,412 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 28 states and 95 transitions. [2018-11-19 00:05:52,572 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 95 edges. 95 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:52,574 INFO L225 Difference]: With dead ends: 117 [2018-11-19 00:05:52,574 INFO L226 Difference]: Without dead ends: 115 [2018-11-19 00:05:52,575 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 88 SyntacticMatches, 2 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 735 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=542, Invalid=2538, Unknown=0, NotChecked=0, Total=3080 [2018-11-19 00:05:52,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2018-11-19 00:05:52,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 110. [2018-11-19 00:05:52,857 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:05:52,857 INFO L82 GeneralOperation]: Start isEquivalent. First operand 115 states. Second operand 110 states. [2018-11-19 00:05:52,857 INFO L74 IsIncluded]: Start isIncluded. First operand 115 states. Second operand 110 states. [2018-11-19 00:05:52,858 INFO L87 Difference]: Start difference. First operand 115 states. Second operand 110 states. [2018-11-19 00:05:52,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:52,860 INFO L93 Difference]: Finished difference Result 115 states and 117 transitions. [2018-11-19 00:05:52,860 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 117 transitions. [2018-11-19 00:05:52,861 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:52,861 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:52,861 INFO L74 IsIncluded]: Start isIncluded. First operand 110 states. Second operand 115 states. [2018-11-19 00:05:52,861 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 115 states. [2018-11-19 00:05:52,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:05:52,863 INFO L93 Difference]: Finished difference Result 115 states and 117 transitions. [2018-11-19 00:05:52,864 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 117 transitions. [2018-11-19 00:05:52,864 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:05:52,864 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:05:52,864 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:05:52,864 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:05:52,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-11-19 00:05:52,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 111 transitions. [2018-11-19 00:05:52,866 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 111 transitions. Word has length 99 [2018-11-19 00:05:52,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:05:52,867 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 111 transitions. [2018-11-19 00:05:52,867 INFO L481 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-11-19 00:05:52,867 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 111 transitions. [2018-11-19 00:05:52,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-19 00:05:52,868 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:05:52,868 INFO L375 BasicCegarLoop]: trace histogram [11, 10, 10, 10, 10, 10, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:05:52,868 INFO L423 AbstractCegarLoop]: === Iteration 21 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:05:52,868 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:05:52,868 INFO L82 PathProgramCache]: Analyzing trace with hash 941834007, now seen corresponding path program 17 times [2018-11-19 00:05:52,869 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:05:52,869 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:05:52,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:52,869 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:05:52,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:05:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:53,933 INFO L256 TraceCheckUtils]: 0: Hoare triple {10781#true} call ULTIMATE.init(); {10781#true} is VALID [2018-11-19 00:05:53,934 INFO L273 TraceCheckUtils]: 1: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:53,934 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {10781#true} {10781#true} #52#return; {10781#true} is VALID [2018-11-19 00:05:53,934 INFO L256 TraceCheckUtils]: 3: Hoare triple {10781#true} call #t~ret5 := main(); {10781#true} is VALID [2018-11-19 00:05:53,934 INFO L273 TraceCheckUtils]: 4: Hoare triple {10781#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {10781#true} is VALID [2018-11-19 00:05:53,935 INFO L273 TraceCheckUtils]: 5: Hoare triple {10781#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {10783#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:53,936 INFO L273 TraceCheckUtils]: 6: Hoare triple {10783#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {10783#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:53,937 INFO L273 TraceCheckUtils]: 7: Hoare triple {10783#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10784#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,937 INFO L273 TraceCheckUtils]: 8: Hoare triple {10784#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {10784#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,938 INFO L273 TraceCheckUtils]: 9: Hoare triple {10784#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10785#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,939 INFO L273 TraceCheckUtils]: 10: Hoare triple {10785#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {10785#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,940 INFO L273 TraceCheckUtils]: 11: Hoare triple {10785#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10786#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,940 INFO L273 TraceCheckUtils]: 12: Hoare triple {10786#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {10786#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,941 INFO L273 TraceCheckUtils]: 13: Hoare triple {10786#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10787#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,942 INFO L273 TraceCheckUtils]: 14: Hoare triple {10787#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {10787#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,943 INFO L273 TraceCheckUtils]: 15: Hoare triple {10787#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10788#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:53,944 INFO L273 TraceCheckUtils]: 16: Hoare triple {10788#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {10788#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:05:53,945 INFO L273 TraceCheckUtils]: 17: Hoare triple {10788#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10789#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,945 INFO L273 TraceCheckUtils]: 18: Hoare triple {10789#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume true; {10789#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,946 INFO L273 TraceCheckUtils]: 19: Hoare triple {10789#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10790#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,947 INFO L273 TraceCheckUtils]: 20: Hoare triple {10790#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume true; {10790#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,948 INFO L273 TraceCheckUtils]: 21: Hoare triple {10790#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10791#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,948 INFO L273 TraceCheckUtils]: 22: Hoare triple {10791#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume true; {10791#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,949 INFO L273 TraceCheckUtils]: 23: Hoare triple {10791#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10792#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,950 INFO L273 TraceCheckUtils]: 24: Hoare triple {10792#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume true; {10792#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,951 INFO L273 TraceCheckUtils]: 25: Hoare triple {10792#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10793#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,952 INFO L273 TraceCheckUtils]: 26: Hoare triple {10793#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume true; {10793#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,952 INFO L273 TraceCheckUtils]: 27: Hoare triple {10793#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {10793#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,953 INFO L273 TraceCheckUtils]: 28: Hoare triple {10793#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} ~j~0 := 0; {10794#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,954 INFO L273 TraceCheckUtils]: 29: Hoare triple {10794#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 10)) (<= 1 main_~n~0))} assume true; {10794#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:05:53,955 INFO L273 TraceCheckUtils]: 30: Hoare triple {10794#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 10)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10795#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:05:53,955 INFO L256 TraceCheckUtils]: 31: Hoare triple {10795#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:53,956 INFO L273 TraceCheckUtils]: 32: Hoare triple {10781#true} ~cond := #in~cond; {10796#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:53,957 INFO L273 TraceCheckUtils]: 33: Hoare triple {10796#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {10797#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:53,957 INFO L273 TraceCheckUtils]: 34: Hoare triple {10797#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {10797#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:53,958 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {10797#(not (= |__VERIFIER_assert_#in~cond| 0))} {10795#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} #56#return; {10795#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:05:53,959 INFO L273 TraceCheckUtils]: 36: Hoare triple {10795#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {10798#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:05:53,960 INFO L273 TraceCheckUtils]: 37: Hoare triple {10798#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} assume true; {10798#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:05:53,960 INFO L273 TraceCheckUtils]: 38: Hoare triple {10798#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10798#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:05:53,961 INFO L256 TraceCheckUtils]: 39: Hoare triple {10798#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:53,961 INFO L273 TraceCheckUtils]: 40: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:53,961 INFO L273 TraceCheckUtils]: 41: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:53,961 INFO L273 TraceCheckUtils]: 42: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:53,962 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {10781#true} {10798#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #56#return; {10798#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:05:53,963 INFO L273 TraceCheckUtils]: 44: Hoare triple {10798#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {10799#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:05:53,963 INFO L273 TraceCheckUtils]: 45: Hoare triple {10799#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume true; {10799#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:05:53,964 INFO L273 TraceCheckUtils]: 46: Hoare triple {10799#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10799#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:05:53,964 INFO L256 TraceCheckUtils]: 47: Hoare triple {10799#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:53,964 INFO L273 TraceCheckUtils]: 48: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:53,964 INFO L273 TraceCheckUtils]: 49: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:53,964 INFO L273 TraceCheckUtils]: 50: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:53,965 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {10781#true} {10799#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #56#return; {10799#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:05:53,965 INFO L273 TraceCheckUtils]: 52: Hoare triple {10799#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {10800#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:53,966 INFO L273 TraceCheckUtils]: 53: Hoare triple {10800#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {10800#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:53,966 INFO L273 TraceCheckUtils]: 54: Hoare triple {10800#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10800#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:53,967 INFO L256 TraceCheckUtils]: 55: Hoare triple {10800#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:53,967 INFO L273 TraceCheckUtils]: 56: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:53,967 INFO L273 TraceCheckUtils]: 57: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:53,967 INFO L273 TraceCheckUtils]: 58: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:53,968 INFO L268 TraceCheckUtils]: 59: Hoare quadruple {10781#true} {10800#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #56#return; {10800#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:53,969 INFO L273 TraceCheckUtils]: 60: Hoare triple {10800#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {10801#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:53,970 INFO L273 TraceCheckUtils]: 61: Hoare triple {10801#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume true; {10801#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:53,970 INFO L273 TraceCheckUtils]: 62: Hoare triple {10801#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10801#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:53,971 INFO L256 TraceCheckUtils]: 63: Hoare triple {10801#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:53,971 INFO L273 TraceCheckUtils]: 64: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:53,971 INFO L273 TraceCheckUtils]: 65: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:53,971 INFO L273 TraceCheckUtils]: 66: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:53,972 INFO L268 TraceCheckUtils]: 67: Hoare quadruple {10781#true} {10801#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #56#return; {10801#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:05:53,973 INFO L273 TraceCheckUtils]: 68: Hoare triple {10801#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {10802#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:53,974 INFO L273 TraceCheckUtils]: 69: Hoare triple {10802#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume true; {10802#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:53,974 INFO L273 TraceCheckUtils]: 70: Hoare triple {10802#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10802#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:53,975 INFO L256 TraceCheckUtils]: 71: Hoare triple {10802#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:53,975 INFO L273 TraceCheckUtils]: 72: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:53,975 INFO L273 TraceCheckUtils]: 73: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:53,975 INFO L273 TraceCheckUtils]: 74: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:53,976 INFO L268 TraceCheckUtils]: 75: Hoare quadruple {10781#true} {10802#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #56#return; {10802#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:05:53,977 INFO L273 TraceCheckUtils]: 76: Hoare triple {10802#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {10803#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:53,977 INFO L273 TraceCheckUtils]: 77: Hoare triple {10803#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume true; {10803#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:53,978 INFO L273 TraceCheckUtils]: 78: Hoare triple {10803#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10803#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:53,978 INFO L256 TraceCheckUtils]: 79: Hoare triple {10803#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:53,978 INFO L273 TraceCheckUtils]: 80: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:53,978 INFO L273 TraceCheckUtils]: 81: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:53,978 INFO L273 TraceCheckUtils]: 82: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:53,979 INFO L268 TraceCheckUtils]: 83: Hoare quadruple {10781#true} {10803#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #56#return; {10803#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:05:53,979 INFO L273 TraceCheckUtils]: 84: Hoare triple {10803#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {10804#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:53,980 INFO L273 TraceCheckUtils]: 85: Hoare triple {10804#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {10804#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:53,980 INFO L273 TraceCheckUtils]: 86: Hoare triple {10804#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10804#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:53,980 INFO L256 TraceCheckUtils]: 87: Hoare triple {10804#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:53,981 INFO L273 TraceCheckUtils]: 88: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:53,981 INFO L273 TraceCheckUtils]: 89: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:53,981 INFO L273 TraceCheckUtils]: 90: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:53,982 INFO L268 TraceCheckUtils]: 91: Hoare quadruple {10781#true} {10804#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {10804#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:05:53,983 INFO L273 TraceCheckUtils]: 92: Hoare triple {10804#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {10805#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:53,984 INFO L273 TraceCheckUtils]: 93: Hoare triple {10805#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {10805#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:53,984 INFO L273 TraceCheckUtils]: 94: Hoare triple {10805#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10805#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:53,984 INFO L256 TraceCheckUtils]: 95: Hoare triple {10805#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:53,985 INFO L273 TraceCheckUtils]: 96: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:53,985 INFO L273 TraceCheckUtils]: 97: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:53,985 INFO L273 TraceCheckUtils]: 98: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:53,986 INFO L268 TraceCheckUtils]: 99: Hoare quadruple {10781#true} {10805#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {10805#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:05:53,987 INFO L273 TraceCheckUtils]: 100: Hoare triple {10805#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {10806#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:53,988 INFO L273 TraceCheckUtils]: 101: Hoare triple {10806#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {10806#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:05:53,989 INFO L273 TraceCheckUtils]: 102: Hoare triple {10806#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10807#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:53,990 INFO L256 TraceCheckUtils]: 103: Hoare triple {10807#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10797#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:53,991 INFO L273 TraceCheckUtils]: 104: Hoare triple {10797#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {10808#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:05:53,991 INFO L273 TraceCheckUtils]: 105: Hoare triple {10808#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {10782#false} is VALID [2018-11-19 00:05:53,992 INFO L273 TraceCheckUtils]: 106: Hoare triple {10782#false} assume !false; {10782#false} is VALID [2018-11-19 00:05:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 161 proven. 162 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-19 00:05:54,020 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:05:54,020 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:05:54,029 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-19 00:05:54,073 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2018-11-19 00:05:54,073 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:05:54,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:05:54,104 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:05:55,417 INFO L256 TraceCheckUtils]: 0: Hoare triple {10781#true} call ULTIMATE.init(); {10781#true} is VALID [2018-11-19 00:05:55,417 INFO L273 TraceCheckUtils]: 1: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:55,418 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {10781#true} {10781#true} #52#return; {10781#true} is VALID [2018-11-19 00:05:55,418 INFO L256 TraceCheckUtils]: 3: Hoare triple {10781#true} call #t~ret5 := main(); {10781#true} is VALID [2018-11-19 00:05:55,418 INFO L273 TraceCheckUtils]: 4: Hoare triple {10781#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {10781#true} is VALID [2018-11-19 00:05:55,419 INFO L273 TraceCheckUtils]: 5: Hoare triple {10781#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {10783#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:55,419 INFO L273 TraceCheckUtils]: 6: Hoare triple {10783#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {10783#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:05:55,420 INFO L273 TraceCheckUtils]: 7: Hoare triple {10783#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10833#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:55,420 INFO L273 TraceCheckUtils]: 8: Hoare triple {10833#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {10833#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:05:55,421 INFO L273 TraceCheckUtils]: 9: Hoare triple {10833#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10840#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:55,421 INFO L273 TraceCheckUtils]: 10: Hoare triple {10840#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {10840#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:05:55,422 INFO L273 TraceCheckUtils]: 11: Hoare triple {10840#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10847#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:55,423 INFO L273 TraceCheckUtils]: 12: Hoare triple {10847#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {10847#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:05:55,424 INFO L273 TraceCheckUtils]: 13: Hoare triple {10847#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10854#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:55,424 INFO L273 TraceCheckUtils]: 14: Hoare triple {10854#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {10854#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:05:55,425 INFO L273 TraceCheckUtils]: 15: Hoare triple {10854#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10861#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:55,426 INFO L273 TraceCheckUtils]: 16: Hoare triple {10861#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {10861#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:05:55,427 INFO L273 TraceCheckUtils]: 17: Hoare triple {10861#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10868#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:55,428 INFO L273 TraceCheckUtils]: 18: Hoare triple {10868#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {10868#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:05:55,429 INFO L273 TraceCheckUtils]: 19: Hoare triple {10868#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10875#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:05:55,429 INFO L273 TraceCheckUtils]: 20: Hoare triple {10875#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {10875#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:05:55,430 INFO L273 TraceCheckUtils]: 21: Hoare triple {10875#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10882#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:05:55,431 INFO L273 TraceCheckUtils]: 22: Hoare triple {10882#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume true; {10882#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:05:55,432 INFO L273 TraceCheckUtils]: 23: Hoare triple {10882#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10889#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:05:55,433 INFO L273 TraceCheckUtils]: 24: Hoare triple {10889#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume true; {10889#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:05:55,434 INFO L273 TraceCheckUtils]: 25: Hoare triple {10889#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {10896#(and (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:05:55,434 INFO L273 TraceCheckUtils]: 26: Hoare triple {10896#(and (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} assume true; {10896#(and (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:05:55,435 INFO L273 TraceCheckUtils]: 27: Hoare triple {10896#(and (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} assume !(~i~0 < ~n~0); {10896#(and (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:05:55,436 INFO L273 TraceCheckUtils]: 28: Hoare triple {10896#(and (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} ~j~0 := 0; {10906#(and (<= 0 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:05:55,436 INFO L273 TraceCheckUtils]: 29: Hoare triple {10906#(and (<= 0 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} assume true; {10906#(and (<= 0 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:05:55,437 INFO L273 TraceCheckUtils]: 30: Hoare triple {10906#(and (<= 0 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10906#(and (<= 0 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:05:55,437 INFO L256 TraceCheckUtils]: 31: Hoare triple {10906#(and (<= 0 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:55,438 INFO L273 TraceCheckUtils]: 32: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:55,438 INFO L273 TraceCheckUtils]: 33: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:55,438 INFO L273 TraceCheckUtils]: 34: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:55,439 INFO L268 TraceCheckUtils]: 35: Hoare quadruple {10781#true} {10906#(and (<= 0 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} #56#return; {10906#(and (<= 0 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:05:55,440 INFO L273 TraceCheckUtils]: 36: Hoare triple {10906#(and (<= 0 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 10)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {10931#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~j~0) (<= 19 main_~n~0))} is VALID [2018-11-19 00:05:55,440 INFO L273 TraceCheckUtils]: 37: Hoare triple {10931#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~j~0) (<= 19 main_~n~0))} assume true; {10931#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~j~0) (<= 19 main_~n~0))} is VALID [2018-11-19 00:05:55,441 INFO L273 TraceCheckUtils]: 38: Hoare triple {10931#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~j~0) (<= 19 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10931#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~j~0) (<= 19 main_~n~0))} is VALID [2018-11-19 00:05:55,442 INFO L256 TraceCheckUtils]: 39: Hoare triple {10931#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~j~0) (<= 19 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:55,442 INFO L273 TraceCheckUtils]: 40: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:55,442 INFO L273 TraceCheckUtils]: 41: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:55,442 INFO L273 TraceCheckUtils]: 42: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:55,443 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {10781#true} {10931#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~j~0) (<= 19 main_~n~0))} #56#return; {10931#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~j~0) (<= 19 main_~n~0))} is VALID [2018-11-19 00:05:55,444 INFO L273 TraceCheckUtils]: 44: Hoare triple {10931#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~j~0) (<= 19 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {10956#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 19 main_~n~0))} is VALID [2018-11-19 00:05:55,445 INFO L273 TraceCheckUtils]: 45: Hoare triple {10956#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 19 main_~n~0))} assume true; {10956#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 19 main_~n~0))} is VALID [2018-11-19 00:05:55,445 INFO L273 TraceCheckUtils]: 46: Hoare triple {10956#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 19 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10956#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 19 main_~n~0))} is VALID [2018-11-19 00:05:55,446 INFO L256 TraceCheckUtils]: 47: Hoare triple {10956#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 19 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:55,446 INFO L273 TraceCheckUtils]: 48: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:55,446 INFO L273 TraceCheckUtils]: 49: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:55,446 INFO L273 TraceCheckUtils]: 50: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:55,447 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {10781#true} {10956#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 19 main_~n~0))} #56#return; {10956#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 19 main_~n~0))} is VALID [2018-11-19 00:05:55,448 INFO L273 TraceCheckUtils]: 52: Hoare triple {10956#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 19 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {10981#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 19 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:55,449 INFO L273 TraceCheckUtils]: 53: Hoare triple {10981#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 19 main_~n~0) (<= 3 main_~j~0))} assume true; {10981#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 19 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:55,449 INFO L273 TraceCheckUtils]: 54: Hoare triple {10981#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 19 main_~n~0) (<= 3 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10981#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 19 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:55,450 INFO L256 TraceCheckUtils]: 55: Hoare triple {10981#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 19 main_~n~0) (<= 3 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:55,450 INFO L273 TraceCheckUtils]: 56: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:55,450 INFO L273 TraceCheckUtils]: 57: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:55,450 INFO L273 TraceCheckUtils]: 58: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:55,451 INFO L268 TraceCheckUtils]: 59: Hoare quadruple {10781#true} {10981#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 19 main_~n~0) (<= 3 main_~j~0))} #56#return; {10981#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 19 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:05:55,452 INFO L273 TraceCheckUtils]: 60: Hoare triple {10981#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 19 main_~n~0) (<= 3 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11006#(and (<= 4 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:05:55,453 INFO L273 TraceCheckUtils]: 61: Hoare triple {11006#(and (<= 4 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume true; {11006#(and (<= 4 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:05:55,453 INFO L273 TraceCheckUtils]: 62: Hoare triple {11006#(and (<= 4 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11006#(and (<= 4 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:05:55,454 INFO L256 TraceCheckUtils]: 63: Hoare triple {11006#(and (<= 4 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:55,454 INFO L273 TraceCheckUtils]: 64: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:55,454 INFO L273 TraceCheckUtils]: 65: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:55,454 INFO L273 TraceCheckUtils]: 66: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:55,454 INFO L268 TraceCheckUtils]: 67: Hoare quadruple {10781#true} {11006#(and (<= 4 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} #56#return; {11006#(and (<= 4 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:05:55,455 INFO L273 TraceCheckUtils]: 68: Hoare triple {11006#(and (<= 4 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11031#(and (<= 5 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:05:55,455 INFO L273 TraceCheckUtils]: 69: Hoare triple {11031#(and (<= 5 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume true; {11031#(and (<= 5 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:05:55,456 INFO L273 TraceCheckUtils]: 70: Hoare triple {11031#(and (<= 5 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11031#(and (<= 5 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:05:55,456 INFO L256 TraceCheckUtils]: 71: Hoare triple {11031#(and (<= 5 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:55,457 INFO L273 TraceCheckUtils]: 72: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:55,457 INFO L273 TraceCheckUtils]: 73: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:55,457 INFO L273 TraceCheckUtils]: 74: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:55,458 INFO L268 TraceCheckUtils]: 75: Hoare quadruple {10781#true} {11031#(and (<= 5 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #56#return; {11031#(and (<= 5 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:05:55,459 INFO L273 TraceCheckUtils]: 76: Hoare triple {11031#(and (<= 5 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11056#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 19 main_~n~0))} is VALID [2018-11-19 00:05:55,459 INFO L273 TraceCheckUtils]: 77: Hoare triple {11056#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 19 main_~n~0))} assume true; {11056#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 19 main_~n~0))} is VALID [2018-11-19 00:05:55,460 INFO L273 TraceCheckUtils]: 78: Hoare triple {11056#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 19 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11056#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 19 main_~n~0))} is VALID [2018-11-19 00:05:55,460 INFO L256 TraceCheckUtils]: 79: Hoare triple {11056#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 19 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:55,461 INFO L273 TraceCheckUtils]: 80: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:55,461 INFO L273 TraceCheckUtils]: 81: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:55,461 INFO L273 TraceCheckUtils]: 82: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:55,462 INFO L268 TraceCheckUtils]: 83: Hoare quadruple {10781#true} {11056#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 19 main_~n~0))} #56#return; {11056#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 19 main_~n~0))} is VALID [2018-11-19 00:05:55,463 INFO L273 TraceCheckUtils]: 84: Hoare triple {11056#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 19 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11081#(and (<= 7 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} is VALID [2018-11-19 00:05:55,463 INFO L273 TraceCheckUtils]: 85: Hoare triple {11081#(and (<= 7 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} assume true; {11081#(and (<= 7 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} is VALID [2018-11-19 00:05:55,464 INFO L273 TraceCheckUtils]: 86: Hoare triple {11081#(and (<= 7 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11081#(and (<= 7 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} is VALID [2018-11-19 00:05:55,464 INFO L256 TraceCheckUtils]: 87: Hoare triple {11081#(and (<= 7 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:55,465 INFO L273 TraceCheckUtils]: 88: Hoare triple {10781#true} ~cond := #in~cond; {10781#true} is VALID [2018-11-19 00:05:55,465 INFO L273 TraceCheckUtils]: 89: Hoare triple {10781#true} assume !(0 == ~cond); {10781#true} is VALID [2018-11-19 00:05:55,465 INFO L273 TraceCheckUtils]: 90: Hoare triple {10781#true} assume true; {10781#true} is VALID [2018-11-19 00:05:55,466 INFO L268 TraceCheckUtils]: 91: Hoare quadruple {10781#true} {11081#(and (<= 7 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} #56#return; {11081#(and (<= 7 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} is VALID [2018-11-19 00:05:55,467 INFO L273 TraceCheckUtils]: 92: Hoare triple {11081#(and (<= 7 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11106#(and (<= 8 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:05:55,467 INFO L273 TraceCheckUtils]: 93: Hoare triple {11106#(and (<= 8 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} assume true; {11106#(and (<= 8 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:05:55,468 INFO L273 TraceCheckUtils]: 94: Hoare triple {11106#(and (<= 8 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11106#(and (<= 8 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:05:55,468 INFO L256 TraceCheckUtils]: 95: Hoare triple {11106#(and (<= 8 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {10781#true} is VALID [2018-11-19 00:05:55,468 INFO L273 TraceCheckUtils]: 96: Hoare triple {10781#true} ~cond := #in~cond; {10796#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:05:55,468 INFO L273 TraceCheckUtils]: 97: Hoare triple {10796#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {10797#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:55,469 INFO L273 TraceCheckUtils]: 98: Hoare triple {10797#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {10797#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:05:55,469 INFO L268 TraceCheckUtils]: 99: Hoare quadruple {10797#(not (= |__VERIFIER_assert_#in~cond| 0))} {11106#(and (<= 8 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} #56#return; {11106#(and (<= 8 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:05:55,470 INFO L273 TraceCheckUtils]: 100: Hoare triple {11106#(and (<= 8 main_~j~0) (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11131#(and (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 9 main_~j~0))} is VALID [2018-11-19 00:05:55,471 INFO L273 TraceCheckUtils]: 101: Hoare triple {11131#(and (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 9 main_~j~0))} assume true; {11131#(and (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 9 main_~j~0))} is VALID [2018-11-19 00:05:55,472 INFO L273 TraceCheckUtils]: 102: Hoare triple {11131#(and (<= 19 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 9 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {10807#(<= 1 main_~k~0)} is VALID [2018-11-19 00:05:55,473 INFO L256 TraceCheckUtils]: 103: Hoare triple {10807#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11141#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:05:55,474 INFO L273 TraceCheckUtils]: 104: Hoare triple {11141#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {11145#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:05:55,474 INFO L273 TraceCheckUtils]: 105: Hoare triple {11145#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {10782#false} is VALID [2018-11-19 00:05:55,475 INFO L273 TraceCheckUtils]: 106: Hoare triple {10782#false} assume !false; {10782#false} is VALID [2018-11-19 00:05:55,492 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 41 proven. 282 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-19 00:05:55,510 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:05:55,511 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28] total 50 [2018-11-19 00:05:55,511 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 107 [2018-11-19 00:05:55,511 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:05:55,511 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 50 states. [2018-11-19 00:05:55,696 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 158 edges. 158 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:05:55,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-11-19 00:05:55,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-11-19 00:05:55,697 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=2182, Unknown=0, NotChecked=0, Total=2450 [2018-11-19 00:05:55,698 INFO L87 Difference]: Start difference. First operand 110 states and 111 transitions. Second operand 50 states. [2018-11-19 00:06:02,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:02,468 INFO L93 Difference]: Finished difference Result 205 states and 210 transitions. [2018-11-19 00:06:02,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-11-19 00:06:02,469 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 107 [2018-11-19 00:06:02,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:06:02,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-19 00:06:02,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 112 transitions. [2018-11-19 00:06:02,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2018-11-19 00:06:02,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 112 transitions. [2018-11-19 00:06:02,472 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 31 states and 112 transitions. [2018-11-19 00:06:02,653 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 112 edges. 112 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:06:02,655 INFO L225 Difference]: With dead ends: 205 [2018-11-19 00:06:02,655 INFO L226 Difference]: Without dead ends: 122 [2018-11-19 00:06:02,656 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 84 SyntacticMatches, 4 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1021 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=416, Invalid=3616, Unknown=0, NotChecked=0, Total=4032 [2018-11-19 00:06:02,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-11-19 00:06:03,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 112. [2018-11-19 00:06:03,083 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:06:03,083 INFO L82 GeneralOperation]: Start isEquivalent. First operand 122 states. Second operand 112 states. [2018-11-19 00:06:03,083 INFO L74 IsIncluded]: Start isIncluded. First operand 122 states. Second operand 112 states. [2018-11-19 00:06:03,083 INFO L87 Difference]: Start difference. First operand 122 states. Second operand 112 states. [2018-11-19 00:06:03,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:03,086 INFO L93 Difference]: Finished difference Result 122 states and 124 transitions. [2018-11-19 00:06:03,086 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 124 transitions. [2018-11-19 00:06:03,086 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:06:03,086 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:06:03,086 INFO L74 IsIncluded]: Start isIncluded. First operand 112 states. Second operand 122 states. [2018-11-19 00:06:03,087 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 122 states. [2018-11-19 00:06:03,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:03,089 INFO L93 Difference]: Finished difference Result 122 states and 124 transitions. [2018-11-19 00:06:03,089 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 124 transitions. [2018-11-19 00:06:03,089 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:06:03,089 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:06:03,089 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:06:03,089 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:06:03,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-11-19 00:06:03,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 113 transitions. [2018-11-19 00:06:03,091 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 113 transitions. Word has length 107 [2018-11-19 00:06:03,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:06:03,091 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 113 transitions. [2018-11-19 00:06:03,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-11-19 00:06:03,091 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2018-11-19 00:06:03,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-19 00:06:03,092 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:06:03,092 INFO L375 BasicCegarLoop]: trace histogram [12, 11, 10, 10, 10, 10, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:06:03,092 INFO L423 AbstractCegarLoop]: === Iteration 22 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:06:03,093 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:06:03,093 INFO L82 PathProgramCache]: Analyzing trace with hash 1858875921, now seen corresponding path program 18 times [2018-11-19 00:06:03,093 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:06:03,093 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:06:03,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:06:03,094 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:06:03,094 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:06:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:03,615 INFO L256 TraceCheckUtils]: 0: Hoare triple {11867#true} call ULTIMATE.init(); {11867#true} is VALID [2018-11-19 00:06:03,615 INFO L273 TraceCheckUtils]: 1: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:03,615 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {11867#true} {11867#true} #52#return; {11867#true} is VALID [2018-11-19 00:06:03,616 INFO L256 TraceCheckUtils]: 3: Hoare triple {11867#true} call #t~ret5 := main(); {11867#true} is VALID [2018-11-19 00:06:03,616 INFO L273 TraceCheckUtils]: 4: Hoare triple {11867#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {11867#true} is VALID [2018-11-19 00:06:03,617 INFO L273 TraceCheckUtils]: 5: Hoare triple {11867#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {11869#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,617 INFO L273 TraceCheckUtils]: 6: Hoare triple {11869#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {11869#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,618 INFO L273 TraceCheckUtils]: 7: Hoare triple {11869#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11870#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,619 INFO L273 TraceCheckUtils]: 8: Hoare triple {11870#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {11870#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,620 INFO L273 TraceCheckUtils]: 9: Hoare triple {11870#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11871#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,620 INFO L273 TraceCheckUtils]: 10: Hoare triple {11871#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {11871#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,621 INFO L273 TraceCheckUtils]: 11: Hoare triple {11871#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11872#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,622 INFO L273 TraceCheckUtils]: 12: Hoare triple {11872#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume true; {11872#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,622 INFO L273 TraceCheckUtils]: 13: Hoare triple {11872#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11873#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,623 INFO L273 TraceCheckUtils]: 14: Hoare triple {11873#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume true; {11873#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,624 INFO L273 TraceCheckUtils]: 15: Hoare triple {11873#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11874#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,624 INFO L273 TraceCheckUtils]: 16: Hoare triple {11874#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume true; {11874#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,625 INFO L273 TraceCheckUtils]: 17: Hoare triple {11874#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11875#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,626 INFO L273 TraceCheckUtils]: 18: Hoare triple {11875#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume true; {11875#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,627 INFO L273 TraceCheckUtils]: 19: Hoare triple {11875#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11876#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,627 INFO L273 TraceCheckUtils]: 20: Hoare triple {11876#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume true; {11876#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,628 INFO L273 TraceCheckUtils]: 21: Hoare triple {11876#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11877#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,629 INFO L273 TraceCheckUtils]: 22: Hoare triple {11877#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume true; {11877#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,630 INFO L273 TraceCheckUtils]: 23: Hoare triple {11877#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11878#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,630 INFO L273 TraceCheckUtils]: 24: Hoare triple {11878#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} assume true; {11878#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,631 INFO L273 TraceCheckUtils]: 25: Hoare triple {11878#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11879#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,632 INFO L273 TraceCheckUtils]: 26: Hoare triple {11879#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} assume true; {11879#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:03,633 INFO L273 TraceCheckUtils]: 27: Hoare triple {11879#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:03,633 INFO L273 TraceCheckUtils]: 28: Hoare triple {11880#(<= 10 main_~k~0)} assume true; {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:03,634 INFO L273 TraceCheckUtils]: 29: Hoare triple {11880#(<= 10 main_~k~0)} assume !(~i~0 < ~n~0); {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:03,634 INFO L273 TraceCheckUtils]: 30: Hoare triple {11880#(<= 10 main_~k~0)} ~j~0 := 0; {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:03,635 INFO L273 TraceCheckUtils]: 31: Hoare triple {11880#(<= 10 main_~k~0)} assume true; {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:03,635 INFO L273 TraceCheckUtils]: 32: Hoare triple {11880#(<= 10 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:03,635 INFO L256 TraceCheckUtils]: 33: Hoare triple {11880#(<= 10 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:03,636 INFO L273 TraceCheckUtils]: 34: Hoare triple {11867#true} ~cond := #in~cond; {11881#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:06:03,636 INFO L273 TraceCheckUtils]: 35: Hoare triple {11881#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {11882#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:03,637 INFO L273 TraceCheckUtils]: 36: Hoare triple {11882#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {11882#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:03,638 INFO L268 TraceCheckUtils]: 37: Hoare quadruple {11882#(not (= |__VERIFIER_assert_#in~cond| 0))} {11880#(<= 10 main_~k~0)} #56#return; {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:03,639 INFO L273 TraceCheckUtils]: 38: Hoare triple {11880#(<= 10 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11883#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:03,639 INFO L273 TraceCheckUtils]: 39: Hoare triple {11883#(<= 9 main_~k~0)} assume true; {11883#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:03,640 INFO L273 TraceCheckUtils]: 40: Hoare triple {11883#(<= 9 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11883#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:03,640 INFO L256 TraceCheckUtils]: 41: Hoare triple {11883#(<= 9 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:03,640 INFO L273 TraceCheckUtils]: 42: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:03,640 INFO L273 TraceCheckUtils]: 43: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:03,641 INFO L273 TraceCheckUtils]: 44: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:03,641 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {11867#true} {11883#(<= 9 main_~k~0)} #56#return; {11883#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:03,642 INFO L273 TraceCheckUtils]: 46: Hoare triple {11883#(<= 9 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11884#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:03,642 INFO L273 TraceCheckUtils]: 47: Hoare triple {11884#(<= 8 main_~k~0)} assume true; {11884#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:03,643 INFO L273 TraceCheckUtils]: 48: Hoare triple {11884#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11884#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:03,643 INFO L256 TraceCheckUtils]: 49: Hoare triple {11884#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:03,643 INFO L273 TraceCheckUtils]: 50: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:03,643 INFO L273 TraceCheckUtils]: 51: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:03,643 INFO L273 TraceCheckUtils]: 52: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:03,644 INFO L268 TraceCheckUtils]: 53: Hoare quadruple {11867#true} {11884#(<= 8 main_~k~0)} #56#return; {11884#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:03,644 INFO L273 TraceCheckUtils]: 54: Hoare triple {11884#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11885#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:03,644 INFO L273 TraceCheckUtils]: 55: Hoare triple {11885#(<= 7 main_~k~0)} assume true; {11885#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:03,645 INFO L273 TraceCheckUtils]: 56: Hoare triple {11885#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11885#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:03,645 INFO L256 TraceCheckUtils]: 57: Hoare triple {11885#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:03,645 INFO L273 TraceCheckUtils]: 58: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:03,645 INFO L273 TraceCheckUtils]: 59: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:03,645 INFO L273 TraceCheckUtils]: 60: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:03,646 INFO L268 TraceCheckUtils]: 61: Hoare quadruple {11867#true} {11885#(<= 7 main_~k~0)} #56#return; {11885#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:03,647 INFO L273 TraceCheckUtils]: 62: Hoare triple {11885#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11886#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:03,647 INFO L273 TraceCheckUtils]: 63: Hoare triple {11886#(<= 6 main_~k~0)} assume true; {11886#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:03,648 INFO L273 TraceCheckUtils]: 64: Hoare triple {11886#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11886#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:03,648 INFO L256 TraceCheckUtils]: 65: Hoare triple {11886#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:03,648 INFO L273 TraceCheckUtils]: 66: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:03,649 INFO L273 TraceCheckUtils]: 67: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:03,649 INFO L273 TraceCheckUtils]: 68: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:03,650 INFO L268 TraceCheckUtils]: 69: Hoare quadruple {11867#true} {11886#(<= 6 main_~k~0)} #56#return; {11886#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:03,650 INFO L273 TraceCheckUtils]: 70: Hoare triple {11886#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11887#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:03,651 INFO L273 TraceCheckUtils]: 71: Hoare triple {11887#(<= 5 main_~k~0)} assume true; {11887#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:03,651 INFO L273 TraceCheckUtils]: 72: Hoare triple {11887#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11887#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:03,652 INFO L256 TraceCheckUtils]: 73: Hoare triple {11887#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:03,652 INFO L273 TraceCheckUtils]: 74: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:03,652 INFO L273 TraceCheckUtils]: 75: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:03,652 INFO L273 TraceCheckUtils]: 76: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:03,653 INFO L268 TraceCheckUtils]: 77: Hoare quadruple {11867#true} {11887#(<= 5 main_~k~0)} #56#return; {11887#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:03,654 INFO L273 TraceCheckUtils]: 78: Hoare triple {11887#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11888#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:03,654 INFO L273 TraceCheckUtils]: 79: Hoare triple {11888#(<= 4 main_~k~0)} assume true; {11888#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:03,655 INFO L273 TraceCheckUtils]: 80: Hoare triple {11888#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11888#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:03,655 INFO L256 TraceCheckUtils]: 81: Hoare triple {11888#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:03,655 INFO L273 TraceCheckUtils]: 82: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:03,655 INFO L273 TraceCheckUtils]: 83: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:03,656 INFO L273 TraceCheckUtils]: 84: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:03,656 INFO L268 TraceCheckUtils]: 85: Hoare quadruple {11867#true} {11888#(<= 4 main_~k~0)} #56#return; {11888#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:03,657 INFO L273 TraceCheckUtils]: 86: Hoare triple {11888#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11889#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:03,658 INFO L273 TraceCheckUtils]: 87: Hoare triple {11889#(<= 3 main_~k~0)} assume true; {11889#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:03,658 INFO L273 TraceCheckUtils]: 88: Hoare triple {11889#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11889#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:03,658 INFO L256 TraceCheckUtils]: 89: Hoare triple {11889#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:03,659 INFO L273 TraceCheckUtils]: 90: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:03,659 INFO L273 TraceCheckUtils]: 91: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:03,659 INFO L273 TraceCheckUtils]: 92: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:03,660 INFO L268 TraceCheckUtils]: 93: Hoare quadruple {11867#true} {11889#(<= 3 main_~k~0)} #56#return; {11889#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:03,661 INFO L273 TraceCheckUtils]: 94: Hoare triple {11889#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11890#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:03,661 INFO L273 TraceCheckUtils]: 95: Hoare triple {11890#(<= 2 main_~k~0)} assume true; {11890#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:03,662 INFO L273 TraceCheckUtils]: 96: Hoare triple {11890#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11890#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:03,662 INFO L256 TraceCheckUtils]: 97: Hoare triple {11890#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:03,662 INFO L273 TraceCheckUtils]: 98: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:03,662 INFO L273 TraceCheckUtils]: 99: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:03,662 INFO L273 TraceCheckUtils]: 100: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:03,663 INFO L268 TraceCheckUtils]: 101: Hoare quadruple {11867#true} {11890#(<= 2 main_~k~0)} #56#return; {11890#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:03,664 INFO L273 TraceCheckUtils]: 102: Hoare triple {11890#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11891#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:03,664 INFO L273 TraceCheckUtils]: 103: Hoare triple {11891#(<= 1 main_~k~0)} assume true; {11891#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:03,665 INFO L273 TraceCheckUtils]: 104: Hoare triple {11891#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11891#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:03,665 INFO L256 TraceCheckUtils]: 105: Hoare triple {11891#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11882#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:03,666 INFO L273 TraceCheckUtils]: 106: Hoare triple {11882#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {11892#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:06:03,666 INFO L273 TraceCheckUtils]: 107: Hoare triple {11892#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {11868#false} is VALID [2018-11-19 00:06:03,666 INFO L273 TraceCheckUtils]: 108: Hoare triple {11868#false} assume !false; {11868#false} is VALID [2018-11-19 00:06:03,676 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 127 proven. 218 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2018-11-19 00:06:03,676 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:06:03,676 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:06:03,685 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-19 00:06:03,733 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 12 check-sat command(s) [2018-11-19 00:06:03,733 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:06:03,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:03,751 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:06:04,511 INFO L256 TraceCheckUtils]: 0: Hoare triple {11867#true} call ULTIMATE.init(); {11867#true} is VALID [2018-11-19 00:06:04,512 INFO L273 TraceCheckUtils]: 1: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:04,512 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {11867#true} {11867#true} #52#return; {11867#true} is VALID [2018-11-19 00:06:04,512 INFO L256 TraceCheckUtils]: 3: Hoare triple {11867#true} call #t~ret5 := main(); {11867#true} is VALID [2018-11-19 00:06:04,512 INFO L273 TraceCheckUtils]: 4: Hoare triple {11867#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {11867#true} is VALID [2018-11-19 00:06:04,512 INFO L273 TraceCheckUtils]: 5: Hoare triple {11867#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {11911#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:04,513 INFO L273 TraceCheckUtils]: 6: Hoare triple {11911#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {11911#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:04,514 INFO L273 TraceCheckUtils]: 7: Hoare triple {11911#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11918#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:06:04,515 INFO L273 TraceCheckUtils]: 8: Hoare triple {11918#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {11918#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:06:04,516 INFO L273 TraceCheckUtils]: 9: Hoare triple {11918#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11925#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:06:04,516 INFO L273 TraceCheckUtils]: 10: Hoare triple {11925#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {11925#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:06:04,517 INFO L273 TraceCheckUtils]: 11: Hoare triple {11925#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11932#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:06:04,518 INFO L273 TraceCheckUtils]: 12: Hoare triple {11932#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {11932#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:06:04,519 INFO L273 TraceCheckUtils]: 13: Hoare triple {11932#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11939#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:06:04,520 INFO L273 TraceCheckUtils]: 14: Hoare triple {11939#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {11939#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:06:04,521 INFO L273 TraceCheckUtils]: 15: Hoare triple {11939#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11946#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:06:04,521 INFO L273 TraceCheckUtils]: 16: Hoare triple {11946#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {11946#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:06:04,522 INFO L273 TraceCheckUtils]: 17: Hoare triple {11946#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11953#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:06:04,523 INFO L273 TraceCheckUtils]: 18: Hoare triple {11953#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {11953#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:06:04,524 INFO L273 TraceCheckUtils]: 19: Hoare triple {11953#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11960#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:06:04,525 INFO L273 TraceCheckUtils]: 20: Hoare triple {11960#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {11960#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:06:04,526 INFO L273 TraceCheckUtils]: 21: Hoare triple {11960#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11967#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:06:04,526 INFO L273 TraceCheckUtils]: 22: Hoare triple {11967#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume true; {11967#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:06:04,527 INFO L273 TraceCheckUtils]: 23: Hoare triple {11967#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11974#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:06:04,528 INFO L273 TraceCheckUtils]: 24: Hoare triple {11974#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume true; {11974#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:06:04,529 INFO L273 TraceCheckUtils]: 25: Hoare triple {11974#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11981#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:06:04,530 INFO L273 TraceCheckUtils]: 26: Hoare triple {11981#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume true; {11981#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:06:04,530 INFO L273 TraceCheckUtils]: 27: Hoare triple {11981#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:04,531 INFO L273 TraceCheckUtils]: 28: Hoare triple {11880#(<= 10 main_~k~0)} assume true; {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:04,531 INFO L273 TraceCheckUtils]: 29: Hoare triple {11880#(<= 10 main_~k~0)} assume !(~i~0 < ~n~0); {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:04,532 INFO L273 TraceCheckUtils]: 30: Hoare triple {11880#(<= 10 main_~k~0)} ~j~0 := 0; {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:04,532 INFO L273 TraceCheckUtils]: 31: Hoare triple {11880#(<= 10 main_~k~0)} assume true; {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:04,533 INFO L273 TraceCheckUtils]: 32: Hoare triple {11880#(<= 10 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:04,533 INFO L256 TraceCheckUtils]: 33: Hoare triple {11880#(<= 10 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:04,533 INFO L273 TraceCheckUtils]: 34: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:04,534 INFO L273 TraceCheckUtils]: 35: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:04,534 INFO L273 TraceCheckUtils]: 36: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:04,535 INFO L268 TraceCheckUtils]: 37: Hoare quadruple {11867#true} {11880#(<= 10 main_~k~0)} #56#return; {11880#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:04,536 INFO L273 TraceCheckUtils]: 38: Hoare triple {11880#(<= 10 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11883#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:04,536 INFO L273 TraceCheckUtils]: 39: Hoare triple {11883#(<= 9 main_~k~0)} assume true; {11883#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:04,537 INFO L273 TraceCheckUtils]: 40: Hoare triple {11883#(<= 9 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11883#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:04,537 INFO L256 TraceCheckUtils]: 41: Hoare triple {11883#(<= 9 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:04,537 INFO L273 TraceCheckUtils]: 42: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:04,537 INFO L273 TraceCheckUtils]: 43: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:04,538 INFO L273 TraceCheckUtils]: 44: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:04,538 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {11867#true} {11883#(<= 9 main_~k~0)} #56#return; {11883#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:04,539 INFO L273 TraceCheckUtils]: 46: Hoare triple {11883#(<= 9 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11884#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:04,540 INFO L273 TraceCheckUtils]: 47: Hoare triple {11884#(<= 8 main_~k~0)} assume true; {11884#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:04,540 INFO L273 TraceCheckUtils]: 48: Hoare triple {11884#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11884#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:04,540 INFO L256 TraceCheckUtils]: 49: Hoare triple {11884#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:04,541 INFO L273 TraceCheckUtils]: 50: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:04,541 INFO L273 TraceCheckUtils]: 51: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:04,541 INFO L273 TraceCheckUtils]: 52: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:04,542 INFO L268 TraceCheckUtils]: 53: Hoare quadruple {11867#true} {11884#(<= 8 main_~k~0)} #56#return; {11884#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:04,543 INFO L273 TraceCheckUtils]: 54: Hoare triple {11884#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11885#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:04,543 INFO L273 TraceCheckUtils]: 55: Hoare triple {11885#(<= 7 main_~k~0)} assume true; {11885#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:04,543 INFO L273 TraceCheckUtils]: 56: Hoare triple {11885#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11885#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:04,543 INFO L256 TraceCheckUtils]: 57: Hoare triple {11885#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:04,543 INFO L273 TraceCheckUtils]: 58: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:04,544 INFO L273 TraceCheckUtils]: 59: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:04,544 INFO L273 TraceCheckUtils]: 60: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:04,544 INFO L268 TraceCheckUtils]: 61: Hoare quadruple {11867#true} {11885#(<= 7 main_~k~0)} #56#return; {11885#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:04,545 INFO L273 TraceCheckUtils]: 62: Hoare triple {11885#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11886#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:04,545 INFO L273 TraceCheckUtils]: 63: Hoare triple {11886#(<= 6 main_~k~0)} assume true; {11886#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:04,546 INFO L273 TraceCheckUtils]: 64: Hoare triple {11886#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11886#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:04,546 INFO L256 TraceCheckUtils]: 65: Hoare triple {11886#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:04,546 INFO L273 TraceCheckUtils]: 66: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:04,546 INFO L273 TraceCheckUtils]: 67: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:04,546 INFO L273 TraceCheckUtils]: 68: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:04,547 INFO L268 TraceCheckUtils]: 69: Hoare quadruple {11867#true} {11886#(<= 6 main_~k~0)} #56#return; {11886#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:04,548 INFO L273 TraceCheckUtils]: 70: Hoare triple {11886#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11887#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:04,549 INFO L273 TraceCheckUtils]: 71: Hoare triple {11887#(<= 5 main_~k~0)} assume true; {11887#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:04,549 INFO L273 TraceCheckUtils]: 72: Hoare triple {11887#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11887#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:04,549 INFO L256 TraceCheckUtils]: 73: Hoare triple {11887#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:04,549 INFO L273 TraceCheckUtils]: 74: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:04,550 INFO L273 TraceCheckUtils]: 75: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:04,550 INFO L273 TraceCheckUtils]: 76: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:04,551 INFO L268 TraceCheckUtils]: 77: Hoare quadruple {11867#true} {11887#(<= 5 main_~k~0)} #56#return; {11887#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:04,551 INFO L273 TraceCheckUtils]: 78: Hoare triple {11887#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11888#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:04,552 INFO L273 TraceCheckUtils]: 79: Hoare triple {11888#(<= 4 main_~k~0)} assume true; {11888#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:04,552 INFO L273 TraceCheckUtils]: 80: Hoare triple {11888#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11888#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:04,553 INFO L256 TraceCheckUtils]: 81: Hoare triple {11888#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:04,553 INFO L273 TraceCheckUtils]: 82: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:04,553 INFO L273 TraceCheckUtils]: 83: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:04,553 INFO L273 TraceCheckUtils]: 84: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:04,554 INFO L268 TraceCheckUtils]: 85: Hoare quadruple {11867#true} {11888#(<= 4 main_~k~0)} #56#return; {11888#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:04,555 INFO L273 TraceCheckUtils]: 86: Hoare triple {11888#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11889#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:04,555 INFO L273 TraceCheckUtils]: 87: Hoare triple {11889#(<= 3 main_~k~0)} assume true; {11889#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:04,556 INFO L273 TraceCheckUtils]: 88: Hoare triple {11889#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11889#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:04,556 INFO L256 TraceCheckUtils]: 89: Hoare triple {11889#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:04,556 INFO L273 TraceCheckUtils]: 90: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:04,556 INFO L273 TraceCheckUtils]: 91: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:04,557 INFO L273 TraceCheckUtils]: 92: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:04,557 INFO L268 TraceCheckUtils]: 93: Hoare quadruple {11867#true} {11889#(<= 3 main_~k~0)} #56#return; {11889#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:04,558 INFO L273 TraceCheckUtils]: 94: Hoare triple {11889#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11890#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:04,559 INFO L273 TraceCheckUtils]: 95: Hoare triple {11890#(<= 2 main_~k~0)} assume true; {11890#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:04,559 INFO L273 TraceCheckUtils]: 96: Hoare triple {11890#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11890#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:04,559 INFO L256 TraceCheckUtils]: 97: Hoare triple {11890#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {11867#true} is VALID [2018-11-19 00:06:04,560 INFO L273 TraceCheckUtils]: 98: Hoare triple {11867#true} ~cond := #in~cond; {11867#true} is VALID [2018-11-19 00:06:04,560 INFO L273 TraceCheckUtils]: 99: Hoare triple {11867#true} assume !(0 == ~cond); {11867#true} is VALID [2018-11-19 00:06:04,560 INFO L273 TraceCheckUtils]: 100: Hoare triple {11867#true} assume true; {11867#true} is VALID [2018-11-19 00:06:04,561 INFO L268 TraceCheckUtils]: 101: Hoare quadruple {11867#true} {11890#(<= 2 main_~k~0)} #56#return; {11890#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:04,562 INFO L273 TraceCheckUtils]: 102: Hoare triple {11890#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {11891#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:04,562 INFO L273 TraceCheckUtils]: 103: Hoare triple {11891#(<= 1 main_~k~0)} assume true; {11891#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:04,563 INFO L273 TraceCheckUtils]: 104: Hoare triple {11891#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {11891#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:04,564 INFO L256 TraceCheckUtils]: 105: Hoare triple {11891#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12222#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:06:04,565 INFO L273 TraceCheckUtils]: 106: Hoare triple {12222#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {12226#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:06:04,565 INFO L273 TraceCheckUtils]: 107: Hoare triple {12226#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {11868#false} is VALID [2018-11-19 00:06:04,565 INFO L273 TraceCheckUtils]: 108: Hoare triple {11868#false} assume !false; {11868#false} is VALID [2018-11-19 00:06:04,576 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 18 proven. 303 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2018-11-19 00:06:04,595 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:06:04,595 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 39 [2018-11-19 00:06:04,595 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 109 [2018-11-19 00:06:04,596 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:06:04,596 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 39 states. [2018-11-19 00:06:04,705 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 115 edges. 115 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:06:04,706 INFO L459 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-11-19 00:06:04,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-11-19 00:06:04,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=243, Invalid=1239, Unknown=0, NotChecked=0, Total=1482 [2018-11-19 00:06:04,707 INFO L87 Difference]: Start difference. First operand 112 states and 113 transitions. Second operand 39 states. [2018-11-19 00:06:07,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:07,945 INFO L93 Difference]: Finished difference Result 127 states and 129 transitions. [2018-11-19 00:06:07,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-19 00:06:07,945 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 109 [2018-11-19 00:06:07,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:06:07,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-19 00:06:07,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 102 transitions. [2018-11-19 00:06:07,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-11-19 00:06:07,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 102 transitions. [2018-11-19 00:06:07,949 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 30 states and 102 transitions. [2018-11-19 00:06:08,097 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 102 edges. 102 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:06:08,099 INFO L225 Difference]: With dead ends: 127 [2018-11-19 00:06:08,099 INFO L226 Difference]: Without dead ends: 125 [2018-11-19 00:06:08,101 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 821 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=644, Invalid=3016, Unknown=0, NotChecked=0, Total=3660 [2018-11-19 00:06:08,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-11-19 00:06:08,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 120. [2018-11-19 00:06:08,368 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:06:08,368 INFO L82 GeneralOperation]: Start isEquivalent. First operand 125 states. Second operand 120 states. [2018-11-19 00:06:08,368 INFO L74 IsIncluded]: Start isIncluded. First operand 125 states. Second operand 120 states. [2018-11-19 00:06:08,369 INFO L87 Difference]: Start difference. First operand 125 states. Second operand 120 states. [2018-11-19 00:06:08,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:08,371 INFO L93 Difference]: Finished difference Result 125 states and 127 transitions. [2018-11-19 00:06:08,371 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 127 transitions. [2018-11-19 00:06:08,371 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:06:08,371 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:06:08,371 INFO L74 IsIncluded]: Start isIncluded. First operand 120 states. Second operand 125 states. [2018-11-19 00:06:08,372 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 125 states. [2018-11-19 00:06:08,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:08,373 INFO L93 Difference]: Finished difference Result 125 states and 127 transitions. [2018-11-19 00:06:08,373 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 127 transitions. [2018-11-19 00:06:08,374 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:06:08,374 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:06:08,374 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:06:08,374 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:06:08,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-11-19 00:06:08,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 121 transitions. [2018-11-19 00:06:08,376 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 121 transitions. Word has length 109 [2018-11-19 00:06:08,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:06:08,377 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 121 transitions. [2018-11-19 00:06:08,377 INFO L481 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-11-19 00:06:08,377 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 121 transitions. [2018-11-19 00:06:08,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2018-11-19 00:06:08,378 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:06:08,378 INFO L375 BasicCegarLoop]: trace histogram [12, 11, 11, 11, 11, 11, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:06:08,378 INFO L423 AbstractCegarLoop]: === Iteration 23 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:06:08,378 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:06:08,378 INFO L82 PathProgramCache]: Analyzing trace with hash -1311036076, now seen corresponding path program 19 times [2018-11-19 00:06:08,378 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:06:08,379 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:06:08,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:06:08,379 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:06:08,379 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:06:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:09,741 INFO L256 TraceCheckUtils]: 0: Hoare triple {12873#true} call ULTIMATE.init(); {12873#true} is VALID [2018-11-19 00:06:09,741 INFO L273 TraceCheckUtils]: 1: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:09,742 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {12873#true} {12873#true} #52#return; {12873#true} is VALID [2018-11-19 00:06:09,742 INFO L256 TraceCheckUtils]: 3: Hoare triple {12873#true} call #t~ret5 := main(); {12873#true} is VALID [2018-11-19 00:06:09,742 INFO L273 TraceCheckUtils]: 4: Hoare triple {12873#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {12873#true} is VALID [2018-11-19 00:06:09,743 INFO L273 TraceCheckUtils]: 5: Hoare triple {12873#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {12875#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:09,744 INFO L273 TraceCheckUtils]: 6: Hoare triple {12875#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {12875#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:09,745 INFO L273 TraceCheckUtils]: 7: Hoare triple {12875#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12876#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,745 INFO L273 TraceCheckUtils]: 8: Hoare triple {12876#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {12876#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,746 INFO L273 TraceCheckUtils]: 9: Hoare triple {12876#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12877#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,746 INFO L273 TraceCheckUtils]: 10: Hoare triple {12877#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {12877#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,747 INFO L273 TraceCheckUtils]: 11: Hoare triple {12877#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12878#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,747 INFO L273 TraceCheckUtils]: 12: Hoare triple {12878#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {12878#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,748 INFO L273 TraceCheckUtils]: 13: Hoare triple {12878#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12879#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,748 INFO L273 TraceCheckUtils]: 14: Hoare triple {12879#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {12879#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,749 INFO L273 TraceCheckUtils]: 15: Hoare triple {12879#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12880#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:06:09,750 INFO L273 TraceCheckUtils]: 16: Hoare triple {12880#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {12880#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:06:09,751 INFO L273 TraceCheckUtils]: 17: Hoare triple {12880#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12881#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,751 INFO L273 TraceCheckUtils]: 18: Hoare triple {12881#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume true; {12881#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,752 INFO L273 TraceCheckUtils]: 19: Hoare triple {12881#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12882#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,753 INFO L273 TraceCheckUtils]: 20: Hoare triple {12882#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume true; {12882#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,754 INFO L273 TraceCheckUtils]: 21: Hoare triple {12882#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12883#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,754 INFO L273 TraceCheckUtils]: 22: Hoare triple {12883#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume true; {12883#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,755 INFO L273 TraceCheckUtils]: 23: Hoare triple {12883#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12884#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,756 INFO L273 TraceCheckUtils]: 24: Hoare triple {12884#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume true; {12884#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,757 INFO L273 TraceCheckUtils]: 25: Hoare triple {12884#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12885#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,758 INFO L273 TraceCheckUtils]: 26: Hoare triple {12885#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume true; {12885#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,759 INFO L273 TraceCheckUtils]: 27: Hoare triple {12885#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12886#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,780 INFO L273 TraceCheckUtils]: 28: Hoare triple {12886#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} assume true; {12886#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,786 INFO L273 TraceCheckUtils]: 29: Hoare triple {12886#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {12886#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,787 INFO L273 TraceCheckUtils]: 30: Hoare triple {12886#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} ~j~0 := 0; {12887#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,787 INFO L273 TraceCheckUtils]: 31: Hoare triple {12887#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 11)) (<= 1 main_~n~0))} assume true; {12887#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:09,788 INFO L273 TraceCheckUtils]: 32: Hoare triple {12887#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 11)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {12888#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:06:09,788 INFO L256 TraceCheckUtils]: 33: Hoare triple {12888#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:09,788 INFO L273 TraceCheckUtils]: 34: Hoare triple {12873#true} ~cond := #in~cond; {12889#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:06:09,789 INFO L273 TraceCheckUtils]: 35: Hoare triple {12889#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {12890#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:09,789 INFO L273 TraceCheckUtils]: 36: Hoare triple {12890#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {12890#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:09,790 INFO L268 TraceCheckUtils]: 37: Hoare quadruple {12890#(not (= |__VERIFIER_assert_#in~cond| 0))} {12888#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} #56#return; {12888#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:06:09,791 INFO L273 TraceCheckUtils]: 38: Hoare triple {12888#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {12891#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:06:09,792 INFO L273 TraceCheckUtils]: 39: Hoare triple {12891#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} assume true; {12891#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:06:09,792 INFO L273 TraceCheckUtils]: 40: Hoare triple {12891#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {12891#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:06:09,792 INFO L256 TraceCheckUtils]: 41: Hoare triple {12891#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:09,793 INFO L273 TraceCheckUtils]: 42: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:09,793 INFO L273 TraceCheckUtils]: 43: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:09,793 INFO L273 TraceCheckUtils]: 44: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:09,794 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {12873#true} {12891#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} #56#return; {12891#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:06:09,795 INFO L273 TraceCheckUtils]: 46: Hoare triple {12891#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {12892#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:06:09,796 INFO L273 TraceCheckUtils]: 47: Hoare triple {12892#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} assume true; {12892#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:06:09,796 INFO L273 TraceCheckUtils]: 48: Hoare triple {12892#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {12892#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:06:09,797 INFO L256 TraceCheckUtils]: 49: Hoare triple {12892#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:09,797 INFO L273 TraceCheckUtils]: 50: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:09,797 INFO L273 TraceCheckUtils]: 51: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:09,797 INFO L273 TraceCheckUtils]: 52: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:09,798 INFO L268 TraceCheckUtils]: 53: Hoare quadruple {12873#true} {12892#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #56#return; {12892#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:06:09,799 INFO L273 TraceCheckUtils]: 54: Hoare triple {12892#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {12893#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:06:09,800 INFO L273 TraceCheckUtils]: 55: Hoare triple {12893#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume true; {12893#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:06:09,800 INFO L273 TraceCheckUtils]: 56: Hoare triple {12893#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {12893#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:06:09,801 INFO L256 TraceCheckUtils]: 57: Hoare triple {12893#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:09,801 INFO L273 TraceCheckUtils]: 58: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:09,801 INFO L273 TraceCheckUtils]: 59: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:09,801 INFO L273 TraceCheckUtils]: 60: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:09,802 INFO L268 TraceCheckUtils]: 61: Hoare quadruple {12873#true} {12893#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #56#return; {12893#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:06:09,803 INFO L273 TraceCheckUtils]: 62: Hoare triple {12893#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {12894#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:09,804 INFO L273 TraceCheckUtils]: 63: Hoare triple {12894#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {12894#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:09,804 INFO L273 TraceCheckUtils]: 64: Hoare triple {12894#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {12894#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:09,805 INFO L256 TraceCheckUtils]: 65: Hoare triple {12894#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:09,805 INFO L273 TraceCheckUtils]: 66: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:09,805 INFO L273 TraceCheckUtils]: 67: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:09,805 INFO L273 TraceCheckUtils]: 68: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:09,806 INFO L268 TraceCheckUtils]: 69: Hoare quadruple {12873#true} {12894#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #56#return; {12894#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:09,807 INFO L273 TraceCheckUtils]: 70: Hoare triple {12894#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {12895#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:06:09,808 INFO L273 TraceCheckUtils]: 71: Hoare triple {12895#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume true; {12895#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:06:09,809 INFO L273 TraceCheckUtils]: 72: Hoare triple {12895#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {12895#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:06:09,809 INFO L256 TraceCheckUtils]: 73: Hoare triple {12895#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:09,809 INFO L273 TraceCheckUtils]: 74: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:09,809 INFO L273 TraceCheckUtils]: 75: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:09,809 INFO L273 TraceCheckUtils]: 76: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:09,810 INFO L268 TraceCheckUtils]: 77: Hoare quadruple {12873#true} {12895#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #56#return; {12895#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:06:09,811 INFO L273 TraceCheckUtils]: 78: Hoare triple {12895#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {12896#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:06:09,812 INFO L273 TraceCheckUtils]: 79: Hoare triple {12896#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume true; {12896#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:06:09,813 INFO L273 TraceCheckUtils]: 80: Hoare triple {12896#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {12896#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:06:09,813 INFO L256 TraceCheckUtils]: 81: Hoare triple {12896#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:09,813 INFO L273 TraceCheckUtils]: 82: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:09,813 INFO L273 TraceCheckUtils]: 83: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:09,813 INFO L273 TraceCheckUtils]: 84: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:09,814 INFO L268 TraceCheckUtils]: 85: Hoare quadruple {12873#true} {12896#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #56#return; {12896#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:06:09,821 INFO L273 TraceCheckUtils]: 86: Hoare triple {12896#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {12897#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:06:09,822 INFO L273 TraceCheckUtils]: 87: Hoare triple {12897#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume true; {12897#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:06:09,822 INFO L273 TraceCheckUtils]: 88: Hoare triple {12897#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {12897#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:06:09,822 INFO L256 TraceCheckUtils]: 89: Hoare triple {12897#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:09,823 INFO L273 TraceCheckUtils]: 90: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:09,823 INFO L273 TraceCheckUtils]: 91: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:09,823 INFO L273 TraceCheckUtils]: 92: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:09,823 INFO L268 TraceCheckUtils]: 93: Hoare quadruple {12873#true} {12897#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #56#return; {12897#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:06:09,824 INFO L273 TraceCheckUtils]: 94: Hoare triple {12897#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {12898#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:06:09,824 INFO L273 TraceCheckUtils]: 95: Hoare triple {12898#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {12898#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:06:09,825 INFO L273 TraceCheckUtils]: 96: Hoare triple {12898#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {12898#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:06:09,825 INFO L256 TraceCheckUtils]: 97: Hoare triple {12898#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:09,825 INFO L273 TraceCheckUtils]: 98: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:09,826 INFO L273 TraceCheckUtils]: 99: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:09,826 INFO L273 TraceCheckUtils]: 100: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:09,827 INFO L268 TraceCheckUtils]: 101: Hoare quadruple {12873#true} {12898#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {12898#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:06:09,828 INFO L273 TraceCheckUtils]: 102: Hoare triple {12898#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {12899#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:06:09,828 INFO L273 TraceCheckUtils]: 103: Hoare triple {12899#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {12899#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:06:09,828 INFO L273 TraceCheckUtils]: 104: Hoare triple {12899#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {12899#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:06:09,829 INFO L256 TraceCheckUtils]: 105: Hoare triple {12899#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:09,829 INFO L273 TraceCheckUtils]: 106: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:09,829 INFO L273 TraceCheckUtils]: 107: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:09,829 INFO L273 TraceCheckUtils]: 108: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:09,829 INFO L268 TraceCheckUtils]: 109: Hoare quadruple {12873#true} {12899#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {12899#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:06:09,830 INFO L273 TraceCheckUtils]: 110: Hoare triple {12899#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {12900#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:09,831 INFO L273 TraceCheckUtils]: 111: Hoare triple {12900#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {12900#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:09,832 INFO L273 TraceCheckUtils]: 112: Hoare triple {12900#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {12901#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:09,833 INFO L256 TraceCheckUtils]: 113: Hoare triple {12901#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12890#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:09,834 INFO L273 TraceCheckUtils]: 114: Hoare triple {12890#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {12902#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:06:09,834 INFO L273 TraceCheckUtils]: 115: Hoare triple {12902#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {12874#false} is VALID [2018-11-19 00:06:09,834 INFO L273 TraceCheckUtils]: 116: Hoare triple {12874#false} assume !false; {12874#false} is VALID [2018-11-19 00:06:09,866 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 199 proven. 190 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-19 00:06:09,866 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:06:09,866 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:06:09,875 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:06:09,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:09,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:09,934 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:06:11,480 INFO L256 TraceCheckUtils]: 0: Hoare triple {12873#true} call ULTIMATE.init(); {12873#true} is VALID [2018-11-19 00:06:11,481 INFO L273 TraceCheckUtils]: 1: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:11,481 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {12873#true} {12873#true} #52#return; {12873#true} is VALID [2018-11-19 00:06:11,481 INFO L256 TraceCheckUtils]: 3: Hoare triple {12873#true} call #t~ret5 := main(); {12873#true} is VALID [2018-11-19 00:06:11,481 INFO L273 TraceCheckUtils]: 4: Hoare triple {12873#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {12873#true} is VALID [2018-11-19 00:06:11,482 INFO L273 TraceCheckUtils]: 5: Hoare triple {12873#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {12875#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:11,482 INFO L273 TraceCheckUtils]: 6: Hoare triple {12875#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {12875#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:11,483 INFO L273 TraceCheckUtils]: 7: Hoare triple {12875#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12927#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:06:11,484 INFO L273 TraceCheckUtils]: 8: Hoare triple {12927#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {12927#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:06:11,485 INFO L273 TraceCheckUtils]: 9: Hoare triple {12927#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12934#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:06:11,486 INFO L273 TraceCheckUtils]: 10: Hoare triple {12934#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {12934#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:06:11,487 INFO L273 TraceCheckUtils]: 11: Hoare triple {12934#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12941#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:06:11,487 INFO L273 TraceCheckUtils]: 12: Hoare triple {12941#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {12941#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:06:11,488 INFO L273 TraceCheckUtils]: 13: Hoare triple {12941#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12948#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:06:11,489 INFO L273 TraceCheckUtils]: 14: Hoare triple {12948#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {12948#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:06:11,490 INFO L273 TraceCheckUtils]: 15: Hoare triple {12948#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12955#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:06:11,491 INFO L273 TraceCheckUtils]: 16: Hoare triple {12955#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {12955#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:06:11,492 INFO L273 TraceCheckUtils]: 17: Hoare triple {12955#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12962#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:06:11,492 INFO L273 TraceCheckUtils]: 18: Hoare triple {12962#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {12962#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:06:11,493 INFO L273 TraceCheckUtils]: 19: Hoare triple {12962#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12969#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:06:11,494 INFO L273 TraceCheckUtils]: 20: Hoare triple {12969#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {12969#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:06:11,495 INFO L273 TraceCheckUtils]: 21: Hoare triple {12969#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12976#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:06:11,498 INFO L273 TraceCheckUtils]: 22: Hoare triple {12976#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume true; {12976#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:06:11,499 INFO L273 TraceCheckUtils]: 23: Hoare triple {12976#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12983#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:06:11,499 INFO L273 TraceCheckUtils]: 24: Hoare triple {12983#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume true; {12983#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:06:11,500 INFO L273 TraceCheckUtils]: 25: Hoare triple {12983#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12990#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:06:11,500 INFO L273 TraceCheckUtils]: 26: Hoare triple {12990#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume true; {12990#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:06:11,501 INFO L273 TraceCheckUtils]: 27: Hoare triple {12990#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {12997#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} is VALID [2018-11-19 00:06:11,501 INFO L273 TraceCheckUtils]: 28: Hoare triple {12997#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} assume true; {12997#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} is VALID [2018-11-19 00:06:11,502 INFO L273 TraceCheckUtils]: 29: Hoare triple {12997#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} assume !(~i~0 < ~n~0); {12997#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} is VALID [2018-11-19 00:06:11,502 INFO L273 TraceCheckUtils]: 30: Hoare triple {12997#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} ~j~0 := 0; {13007#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} is VALID [2018-11-19 00:06:11,503 INFO L273 TraceCheckUtils]: 31: Hoare triple {13007#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} assume true; {13007#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} is VALID [2018-11-19 00:06:11,504 INFO L273 TraceCheckUtils]: 32: Hoare triple {13007#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {13007#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} is VALID [2018-11-19 00:06:11,504 INFO L256 TraceCheckUtils]: 33: Hoare triple {13007#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:11,505 INFO L273 TraceCheckUtils]: 34: Hoare triple {12873#true} ~cond := #in~cond; {12889#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:06:11,505 INFO L273 TraceCheckUtils]: 35: Hoare triple {12889#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {12890#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:11,506 INFO L273 TraceCheckUtils]: 36: Hoare triple {12890#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {12890#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:11,507 INFO L268 TraceCheckUtils]: 37: Hoare quadruple {12890#(not (= |__VERIFIER_assert_#in~cond| 0))} {13007#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} #56#return; {13007#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} is VALID [2018-11-19 00:06:11,508 INFO L273 TraceCheckUtils]: 38: Hoare triple {13007#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 11)) (<= 21 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {13032#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 21 main_~n~0) (<= 1 main_~j~0))} is VALID [2018-11-19 00:06:11,508 INFO L273 TraceCheckUtils]: 39: Hoare triple {13032#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 21 main_~n~0) (<= 1 main_~j~0))} assume true; {13032#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 21 main_~n~0) (<= 1 main_~j~0))} is VALID [2018-11-19 00:06:11,509 INFO L273 TraceCheckUtils]: 40: Hoare triple {13032#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 21 main_~n~0) (<= 1 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {13032#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 21 main_~n~0) (<= 1 main_~j~0))} is VALID [2018-11-19 00:06:11,509 INFO L256 TraceCheckUtils]: 41: Hoare triple {13032#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 21 main_~n~0) (<= 1 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:11,510 INFO L273 TraceCheckUtils]: 42: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:11,510 INFO L273 TraceCheckUtils]: 43: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:11,510 INFO L273 TraceCheckUtils]: 44: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:11,511 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {12873#true} {13032#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 21 main_~n~0) (<= 1 main_~j~0))} #56#return; {13032#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 21 main_~n~0) (<= 1 main_~j~0))} is VALID [2018-11-19 00:06:11,512 INFO L273 TraceCheckUtils]: 46: Hoare triple {13032#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 21 main_~n~0) (<= 1 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {13057#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 21 main_~n~0))} is VALID [2018-11-19 00:06:11,512 INFO L273 TraceCheckUtils]: 47: Hoare triple {13057#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 21 main_~n~0))} assume true; {13057#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 21 main_~n~0))} is VALID [2018-11-19 00:06:11,513 INFO L273 TraceCheckUtils]: 48: Hoare triple {13057#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 21 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {13057#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 21 main_~n~0))} is VALID [2018-11-19 00:06:11,514 INFO L256 TraceCheckUtils]: 49: Hoare triple {13057#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 21 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:11,514 INFO L273 TraceCheckUtils]: 50: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:11,514 INFO L273 TraceCheckUtils]: 51: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:11,514 INFO L273 TraceCheckUtils]: 52: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:11,515 INFO L268 TraceCheckUtils]: 53: Hoare quadruple {12873#true} {13057#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 21 main_~n~0))} #56#return; {13057#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 21 main_~n~0))} is VALID [2018-11-19 00:06:11,516 INFO L273 TraceCheckUtils]: 54: Hoare triple {13057#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 13)) (<= 21 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {13082#(and (<= 21 main_~n~0) (<= 3 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:06:11,517 INFO L273 TraceCheckUtils]: 55: Hoare triple {13082#(and (<= 21 main_~n~0) (<= 3 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} assume true; {13082#(and (<= 21 main_~n~0) (<= 3 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:06:11,517 INFO L273 TraceCheckUtils]: 56: Hoare triple {13082#(and (<= 21 main_~n~0) (<= 3 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {13082#(and (<= 21 main_~n~0) (<= 3 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:06:11,518 INFO L256 TraceCheckUtils]: 57: Hoare triple {13082#(and (<= 21 main_~n~0) (<= 3 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:11,518 INFO L273 TraceCheckUtils]: 58: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:11,518 INFO L273 TraceCheckUtils]: 59: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:11,518 INFO L273 TraceCheckUtils]: 60: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:11,519 INFO L268 TraceCheckUtils]: 61: Hoare quadruple {12873#true} {13082#(and (<= 21 main_~n~0) (<= 3 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} #56#return; {13082#(and (<= 21 main_~n~0) (<= 3 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:06:11,520 INFO L273 TraceCheckUtils]: 62: Hoare triple {13082#(and (<= 21 main_~n~0) (<= 3 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {13107#(and (<= 4 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:06:11,521 INFO L273 TraceCheckUtils]: 63: Hoare triple {13107#(and (<= 4 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume true; {13107#(and (<= 4 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:06:11,521 INFO L273 TraceCheckUtils]: 64: Hoare triple {13107#(and (<= 4 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {13107#(and (<= 4 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:06:11,522 INFO L256 TraceCheckUtils]: 65: Hoare triple {13107#(and (<= 4 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:11,522 INFO L273 TraceCheckUtils]: 66: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:11,522 INFO L273 TraceCheckUtils]: 67: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:11,522 INFO L273 TraceCheckUtils]: 68: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:11,523 INFO L268 TraceCheckUtils]: 69: Hoare quadruple {12873#true} {13107#(and (<= 4 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #56#return; {13107#(and (<= 4 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:06:11,524 INFO L273 TraceCheckUtils]: 70: Hoare triple {13107#(and (<= 4 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {13132#(and (<= 21 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)))} is VALID [2018-11-19 00:06:11,524 INFO L273 TraceCheckUtils]: 71: Hoare triple {13132#(and (<= 21 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)))} assume true; {13132#(and (<= 21 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)))} is VALID [2018-11-19 00:06:11,525 INFO L273 TraceCheckUtils]: 72: Hoare triple {13132#(and (<= 21 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {13132#(and (<= 21 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)))} is VALID [2018-11-19 00:06:11,525 INFO L256 TraceCheckUtils]: 73: Hoare triple {13132#(and (<= 21 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:11,525 INFO L273 TraceCheckUtils]: 74: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:11,525 INFO L273 TraceCheckUtils]: 75: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:11,525 INFO L273 TraceCheckUtils]: 76: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:11,526 INFO L268 TraceCheckUtils]: 77: Hoare quadruple {12873#true} {13132#(and (<= 21 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)))} #56#return; {13132#(and (<= 21 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)))} is VALID [2018-11-19 00:06:11,527 INFO L273 TraceCheckUtils]: 78: Hoare triple {13132#(and (<= 21 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {13157#(and (<= 6 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} is VALID [2018-11-19 00:06:11,528 INFO L273 TraceCheckUtils]: 79: Hoare triple {13157#(and (<= 6 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} assume true; {13157#(and (<= 6 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} is VALID [2018-11-19 00:06:11,528 INFO L273 TraceCheckUtils]: 80: Hoare triple {13157#(and (<= 6 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {13157#(and (<= 6 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} is VALID [2018-11-19 00:06:11,529 INFO L256 TraceCheckUtils]: 81: Hoare triple {13157#(and (<= 6 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:11,529 INFO L273 TraceCheckUtils]: 82: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:11,529 INFO L273 TraceCheckUtils]: 83: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:11,529 INFO L273 TraceCheckUtils]: 84: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:11,530 INFO L268 TraceCheckUtils]: 85: Hoare quadruple {12873#true} {13157#(and (<= 6 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} #56#return; {13157#(and (<= 6 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} is VALID [2018-11-19 00:06:11,531 INFO L273 TraceCheckUtils]: 86: Hoare triple {13157#(and (<= 6 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 17)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {13182#(and (<= 21 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:06:11,532 INFO L273 TraceCheckUtils]: 87: Hoare triple {13182#(and (<= 21 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} assume true; {13182#(and (<= 21 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:06:11,532 INFO L273 TraceCheckUtils]: 88: Hoare triple {13182#(and (<= 21 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {13182#(and (<= 21 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:06:11,533 INFO L256 TraceCheckUtils]: 89: Hoare triple {13182#(and (<= 21 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:11,533 INFO L273 TraceCheckUtils]: 90: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:11,533 INFO L273 TraceCheckUtils]: 91: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:11,533 INFO L273 TraceCheckUtils]: 92: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:11,534 INFO L268 TraceCheckUtils]: 93: Hoare quadruple {12873#true} {13182#(and (<= 21 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} #56#return; {13182#(and (<= 21 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:06:11,535 INFO L273 TraceCheckUtils]: 94: Hoare triple {13182#(and (<= 21 main_~n~0) (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {13207#(and (<= 8 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)))} is VALID [2018-11-19 00:06:11,536 INFO L273 TraceCheckUtils]: 95: Hoare triple {13207#(and (<= 8 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)))} assume true; {13207#(and (<= 8 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)))} is VALID [2018-11-19 00:06:11,537 INFO L273 TraceCheckUtils]: 96: Hoare triple {13207#(and (<= 8 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {13207#(and (<= 8 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)))} is VALID [2018-11-19 00:06:11,537 INFO L256 TraceCheckUtils]: 97: Hoare triple {13207#(and (<= 8 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:11,537 INFO L273 TraceCheckUtils]: 98: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:11,537 INFO L273 TraceCheckUtils]: 99: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:11,537 INFO L273 TraceCheckUtils]: 100: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:11,538 INFO L268 TraceCheckUtils]: 101: Hoare quadruple {12873#true} {13207#(and (<= 8 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)))} #56#return; {13207#(and (<= 8 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)))} is VALID [2018-11-19 00:06:11,539 INFO L273 TraceCheckUtils]: 102: Hoare triple {13207#(and (<= 8 main_~j~0) (<= 21 main_~n~0) (<= main_~n~0 (+ main_~k~0 19)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {13232#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 21 main_~n~0) (<= 9 main_~j~0))} is VALID [2018-11-19 00:06:11,540 INFO L273 TraceCheckUtils]: 103: Hoare triple {13232#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 21 main_~n~0) (<= 9 main_~j~0))} assume true; {13232#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 21 main_~n~0) (<= 9 main_~j~0))} is VALID [2018-11-19 00:06:11,541 INFO L273 TraceCheckUtils]: 104: Hoare triple {13232#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 21 main_~n~0) (<= 9 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {13232#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 21 main_~n~0) (<= 9 main_~j~0))} is VALID [2018-11-19 00:06:11,541 INFO L256 TraceCheckUtils]: 105: Hoare triple {13232#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 21 main_~n~0) (<= 9 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {12873#true} is VALID [2018-11-19 00:06:11,541 INFO L273 TraceCheckUtils]: 106: Hoare triple {12873#true} ~cond := #in~cond; {12873#true} is VALID [2018-11-19 00:06:11,541 INFO L273 TraceCheckUtils]: 107: Hoare triple {12873#true} assume !(0 == ~cond); {12873#true} is VALID [2018-11-19 00:06:11,542 INFO L273 TraceCheckUtils]: 108: Hoare triple {12873#true} assume true; {12873#true} is VALID [2018-11-19 00:06:11,542 INFO L268 TraceCheckUtils]: 109: Hoare quadruple {12873#true} {13232#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 21 main_~n~0) (<= 9 main_~j~0))} #56#return; {13232#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 21 main_~n~0) (<= 9 main_~j~0))} is VALID [2018-11-19 00:06:11,543 INFO L273 TraceCheckUtils]: 110: Hoare triple {13232#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 21 main_~n~0) (<= 9 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {13257#(and (<= 21 main_~n~0) (<= 10 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:06:11,544 INFO L273 TraceCheckUtils]: 111: Hoare triple {13257#(and (<= 21 main_~n~0) (<= 10 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} assume true; {13257#(and (<= 21 main_~n~0) (<= 10 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:06:11,545 INFO L273 TraceCheckUtils]: 112: Hoare triple {13257#(and (<= 21 main_~n~0) (<= 10 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {12901#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:11,546 INFO L256 TraceCheckUtils]: 113: Hoare triple {12901#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {13267#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:06:11,547 INFO L273 TraceCheckUtils]: 114: Hoare triple {13267#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {13271#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:06:11,547 INFO L273 TraceCheckUtils]: 115: Hoare triple {13271#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {12874#false} is VALID [2018-11-19 00:06:11,548 INFO L273 TraceCheckUtils]: 116: Hoare triple {12874#false} assume !false; {12874#false} is VALID [2018-11-19 00:06:11,569 INFO L134 CoverageAnalysis]: Checked inductivity of 542 backedges. 19 proven. 370 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-19 00:06:11,587 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:06:11,588 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 54 [2018-11-19 00:06:11,588 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 117 [2018-11-19 00:06:11,589 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:06:11,589 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 54 states. [2018-11-19 00:06:11,788 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 172 edges. 172 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:06:11,789 INFO L459 AbstractCegarLoop]: Interpolant automaton has 54 states [2018-11-19 00:06:11,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2018-11-19 00:06:11,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=309, Invalid=2553, Unknown=0, NotChecked=0, Total=2862 [2018-11-19 00:06:11,791 INFO L87 Difference]: Start difference. First operand 120 states and 121 transitions. Second operand 54 states. [2018-11-19 00:06:20,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:20,472 INFO L93 Difference]: Finished difference Result 223 states and 228 transitions. [2018-11-19 00:06:20,472 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-11-19 00:06:20,472 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 117 [2018-11-19 00:06:20,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:06:20,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-19 00:06:20,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 119 transitions. [2018-11-19 00:06:20,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-11-19 00:06:20,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 119 transitions. [2018-11-19 00:06:20,475 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 33 states and 119 transitions. [2018-11-19 00:06:20,605 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 119 edges. 119 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:06:20,607 INFO L225 Difference]: With dead ends: 223 [2018-11-19 00:06:20,607 INFO L226 Difference]: Without dead ends: 132 [2018-11-19 00:06:20,609 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 92 SyntacticMatches, 4 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1197 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=475, Invalid=4217, Unknown=0, NotChecked=0, Total=4692 [2018-11-19 00:06:20,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-19 00:06:20,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 122. [2018-11-19 00:06:20,893 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:06:20,893 INFO L82 GeneralOperation]: Start isEquivalent. First operand 132 states. Second operand 122 states. [2018-11-19 00:06:20,893 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 122 states. [2018-11-19 00:06:20,893 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 122 states. [2018-11-19 00:06:20,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:20,896 INFO L93 Difference]: Finished difference Result 132 states and 134 transitions. [2018-11-19 00:06:20,897 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 134 transitions. [2018-11-19 00:06:20,897 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:06:20,897 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:06:20,897 INFO L74 IsIncluded]: Start isIncluded. First operand 122 states. Second operand 132 states. [2018-11-19 00:06:20,897 INFO L87 Difference]: Start difference. First operand 122 states. Second operand 132 states. [2018-11-19 00:06:20,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:20,900 INFO L93 Difference]: Finished difference Result 132 states and 134 transitions. [2018-11-19 00:06:20,900 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 134 transitions. [2018-11-19 00:06:20,900 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:06:20,900 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:06:20,901 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:06:20,901 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:06:20,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-11-19 00:06:20,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 123 transitions. [2018-11-19 00:06:20,903 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 123 transitions. Word has length 117 [2018-11-19 00:06:20,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:06:20,903 INFO L480 AbstractCegarLoop]: Abstraction has 122 states and 123 transitions. [2018-11-19 00:06:20,903 INFO L481 AbstractCegarLoop]: Interpolant automaton has 54 states. [2018-11-19 00:06:20,903 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 123 transitions. [2018-11-19 00:06:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2018-11-19 00:06:20,904 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:06:20,904 INFO L375 BasicCegarLoop]: trace histogram [13, 12, 11, 11, 11, 11, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:06:20,905 INFO L423 AbstractCegarLoop]: === Iteration 24 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:06:20,905 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:06:20,905 INFO L82 PathProgramCache]: Analyzing trace with hash 1322528718, now seen corresponding path program 20 times [2018-11-19 00:06:20,905 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:06:20,905 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:06:20,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:06:20,906 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:06:20,906 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:06:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:22,477 INFO L256 TraceCheckUtils]: 0: Hoare triple {14054#true} call ULTIMATE.init(); {14054#true} is VALID [2018-11-19 00:06:22,477 INFO L273 TraceCheckUtils]: 1: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:22,478 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {14054#true} {14054#true} #52#return; {14054#true} is VALID [2018-11-19 00:06:22,478 INFO L256 TraceCheckUtils]: 3: Hoare triple {14054#true} call #t~ret5 := main(); {14054#true} is VALID [2018-11-19 00:06:22,478 INFO L273 TraceCheckUtils]: 4: Hoare triple {14054#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {14054#true} is VALID [2018-11-19 00:06:22,479 INFO L273 TraceCheckUtils]: 5: Hoare triple {14054#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {14056#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,479 INFO L273 TraceCheckUtils]: 6: Hoare triple {14056#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {14056#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,480 INFO L273 TraceCheckUtils]: 7: Hoare triple {14056#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14057#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,481 INFO L273 TraceCheckUtils]: 8: Hoare triple {14057#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {14057#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,482 INFO L273 TraceCheckUtils]: 9: Hoare triple {14057#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14058#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,482 INFO L273 TraceCheckUtils]: 10: Hoare triple {14058#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {14058#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,483 INFO L273 TraceCheckUtils]: 11: Hoare triple {14058#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14059#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,484 INFO L273 TraceCheckUtils]: 12: Hoare triple {14059#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume true; {14059#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,485 INFO L273 TraceCheckUtils]: 13: Hoare triple {14059#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14060#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,485 INFO L273 TraceCheckUtils]: 14: Hoare triple {14060#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume true; {14060#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,486 INFO L273 TraceCheckUtils]: 15: Hoare triple {14060#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14061#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,487 INFO L273 TraceCheckUtils]: 16: Hoare triple {14061#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume true; {14061#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,488 INFO L273 TraceCheckUtils]: 17: Hoare triple {14061#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14062#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,488 INFO L273 TraceCheckUtils]: 18: Hoare triple {14062#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume true; {14062#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,489 INFO L273 TraceCheckUtils]: 19: Hoare triple {14062#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14063#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,490 INFO L273 TraceCheckUtils]: 20: Hoare triple {14063#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume true; {14063#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,490 INFO L273 TraceCheckUtils]: 21: Hoare triple {14063#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14064#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,491 INFO L273 TraceCheckUtils]: 22: Hoare triple {14064#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume true; {14064#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,492 INFO L273 TraceCheckUtils]: 23: Hoare triple {14064#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14065#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,492 INFO L273 TraceCheckUtils]: 24: Hoare triple {14065#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} assume true; {14065#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,493 INFO L273 TraceCheckUtils]: 25: Hoare triple {14065#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14066#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,494 INFO L273 TraceCheckUtils]: 26: Hoare triple {14066#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} assume true; {14066#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,495 INFO L273 TraceCheckUtils]: 27: Hoare triple {14066#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14067#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,495 INFO L273 TraceCheckUtils]: 28: Hoare triple {14067#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} assume true; {14067#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:22,496 INFO L273 TraceCheckUtils]: 29: Hoare triple {14067#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:22,497 INFO L273 TraceCheckUtils]: 30: Hoare triple {14068#(<= 11 main_~k~0)} assume true; {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:22,497 INFO L273 TraceCheckUtils]: 31: Hoare triple {14068#(<= 11 main_~k~0)} assume !(~i~0 < ~n~0); {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:22,497 INFO L273 TraceCheckUtils]: 32: Hoare triple {14068#(<= 11 main_~k~0)} ~j~0 := 0; {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:22,498 INFO L273 TraceCheckUtils]: 33: Hoare triple {14068#(<= 11 main_~k~0)} assume true; {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:22,498 INFO L273 TraceCheckUtils]: 34: Hoare triple {14068#(<= 11 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:22,499 INFO L256 TraceCheckUtils]: 35: Hoare triple {14068#(<= 11 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:22,499 INFO L273 TraceCheckUtils]: 36: Hoare triple {14054#true} ~cond := #in~cond; {14069#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:06:22,500 INFO L273 TraceCheckUtils]: 37: Hoare triple {14069#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {14070#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:22,500 INFO L273 TraceCheckUtils]: 38: Hoare triple {14070#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {14070#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:22,501 INFO L268 TraceCheckUtils]: 39: Hoare quadruple {14070#(not (= |__VERIFIER_assert_#in~cond| 0))} {14068#(<= 11 main_~k~0)} #56#return; {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:22,502 INFO L273 TraceCheckUtils]: 40: Hoare triple {14068#(<= 11 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14071#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:22,503 INFO L273 TraceCheckUtils]: 41: Hoare triple {14071#(<= 10 main_~k~0)} assume true; {14071#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:22,503 INFO L273 TraceCheckUtils]: 42: Hoare triple {14071#(<= 10 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14071#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:22,503 INFO L256 TraceCheckUtils]: 43: Hoare triple {14071#(<= 10 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:22,504 INFO L273 TraceCheckUtils]: 44: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:22,504 INFO L273 TraceCheckUtils]: 45: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:22,504 INFO L273 TraceCheckUtils]: 46: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:22,505 INFO L268 TraceCheckUtils]: 47: Hoare quadruple {14054#true} {14071#(<= 10 main_~k~0)} #56#return; {14071#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:22,506 INFO L273 TraceCheckUtils]: 48: Hoare triple {14071#(<= 10 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14072#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:22,506 INFO L273 TraceCheckUtils]: 49: Hoare triple {14072#(<= 9 main_~k~0)} assume true; {14072#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:22,507 INFO L273 TraceCheckUtils]: 50: Hoare triple {14072#(<= 9 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14072#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:22,507 INFO L256 TraceCheckUtils]: 51: Hoare triple {14072#(<= 9 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:22,507 INFO L273 TraceCheckUtils]: 52: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:22,507 INFO L273 TraceCheckUtils]: 53: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:22,508 INFO L273 TraceCheckUtils]: 54: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:22,509 INFO L268 TraceCheckUtils]: 55: Hoare quadruple {14054#true} {14072#(<= 9 main_~k~0)} #56#return; {14072#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:22,509 INFO L273 TraceCheckUtils]: 56: Hoare triple {14072#(<= 9 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14073#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:22,510 INFO L273 TraceCheckUtils]: 57: Hoare triple {14073#(<= 8 main_~k~0)} assume true; {14073#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:22,510 INFO L273 TraceCheckUtils]: 58: Hoare triple {14073#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14073#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:22,511 INFO L256 TraceCheckUtils]: 59: Hoare triple {14073#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:22,511 INFO L273 TraceCheckUtils]: 60: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:22,511 INFO L273 TraceCheckUtils]: 61: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:22,511 INFO L273 TraceCheckUtils]: 62: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:22,512 INFO L268 TraceCheckUtils]: 63: Hoare quadruple {14054#true} {14073#(<= 8 main_~k~0)} #56#return; {14073#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:22,513 INFO L273 TraceCheckUtils]: 64: Hoare triple {14073#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14074#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:22,514 INFO L273 TraceCheckUtils]: 65: Hoare triple {14074#(<= 7 main_~k~0)} assume true; {14074#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:22,514 INFO L273 TraceCheckUtils]: 66: Hoare triple {14074#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14074#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:22,514 INFO L256 TraceCheckUtils]: 67: Hoare triple {14074#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:22,514 INFO L273 TraceCheckUtils]: 68: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:22,515 INFO L273 TraceCheckUtils]: 69: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:22,515 INFO L273 TraceCheckUtils]: 70: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:22,516 INFO L268 TraceCheckUtils]: 71: Hoare quadruple {14054#true} {14074#(<= 7 main_~k~0)} #56#return; {14074#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:22,517 INFO L273 TraceCheckUtils]: 72: Hoare triple {14074#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14075#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:22,517 INFO L273 TraceCheckUtils]: 73: Hoare triple {14075#(<= 6 main_~k~0)} assume true; {14075#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:22,518 INFO L273 TraceCheckUtils]: 74: Hoare triple {14075#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14075#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:22,518 INFO L256 TraceCheckUtils]: 75: Hoare triple {14075#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:22,518 INFO L273 TraceCheckUtils]: 76: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:22,518 INFO L273 TraceCheckUtils]: 77: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:22,518 INFO L273 TraceCheckUtils]: 78: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:22,519 INFO L268 TraceCheckUtils]: 79: Hoare quadruple {14054#true} {14075#(<= 6 main_~k~0)} #56#return; {14075#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:22,520 INFO L273 TraceCheckUtils]: 80: Hoare triple {14075#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14076#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:22,521 INFO L273 TraceCheckUtils]: 81: Hoare triple {14076#(<= 5 main_~k~0)} assume true; {14076#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:22,521 INFO L273 TraceCheckUtils]: 82: Hoare triple {14076#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14076#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:22,521 INFO L256 TraceCheckUtils]: 83: Hoare triple {14076#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:22,522 INFO L273 TraceCheckUtils]: 84: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:22,522 INFO L273 TraceCheckUtils]: 85: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:22,522 INFO L273 TraceCheckUtils]: 86: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:22,523 INFO L268 TraceCheckUtils]: 87: Hoare quadruple {14054#true} {14076#(<= 5 main_~k~0)} #56#return; {14076#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:22,524 INFO L273 TraceCheckUtils]: 88: Hoare triple {14076#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14077#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:22,524 INFO L273 TraceCheckUtils]: 89: Hoare triple {14077#(<= 4 main_~k~0)} assume true; {14077#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:22,525 INFO L273 TraceCheckUtils]: 90: Hoare triple {14077#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14077#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:22,525 INFO L256 TraceCheckUtils]: 91: Hoare triple {14077#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:22,525 INFO L273 TraceCheckUtils]: 92: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:22,525 INFO L273 TraceCheckUtils]: 93: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:22,526 INFO L273 TraceCheckUtils]: 94: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:22,527 INFO L268 TraceCheckUtils]: 95: Hoare quadruple {14054#true} {14077#(<= 4 main_~k~0)} #56#return; {14077#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:22,527 INFO L273 TraceCheckUtils]: 96: Hoare triple {14077#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14078#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:22,528 INFO L273 TraceCheckUtils]: 97: Hoare triple {14078#(<= 3 main_~k~0)} assume true; {14078#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:22,528 INFO L273 TraceCheckUtils]: 98: Hoare triple {14078#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14078#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:22,529 INFO L256 TraceCheckUtils]: 99: Hoare triple {14078#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:22,529 INFO L273 TraceCheckUtils]: 100: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:22,529 INFO L273 TraceCheckUtils]: 101: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:22,529 INFO L273 TraceCheckUtils]: 102: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:22,530 INFO L268 TraceCheckUtils]: 103: Hoare quadruple {14054#true} {14078#(<= 3 main_~k~0)} #56#return; {14078#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:22,531 INFO L273 TraceCheckUtils]: 104: Hoare triple {14078#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14079#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:22,532 INFO L273 TraceCheckUtils]: 105: Hoare triple {14079#(<= 2 main_~k~0)} assume true; {14079#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:22,532 INFO L273 TraceCheckUtils]: 106: Hoare triple {14079#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14079#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:22,532 INFO L256 TraceCheckUtils]: 107: Hoare triple {14079#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:22,532 INFO L273 TraceCheckUtils]: 108: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:22,533 INFO L273 TraceCheckUtils]: 109: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:22,533 INFO L273 TraceCheckUtils]: 110: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:22,534 INFO L268 TraceCheckUtils]: 111: Hoare quadruple {14054#true} {14079#(<= 2 main_~k~0)} #56#return; {14079#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:22,535 INFO L273 TraceCheckUtils]: 112: Hoare triple {14079#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14080#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:22,535 INFO L273 TraceCheckUtils]: 113: Hoare triple {14080#(<= 1 main_~k~0)} assume true; {14080#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:22,536 INFO L273 TraceCheckUtils]: 114: Hoare triple {14080#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14080#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:22,537 INFO L256 TraceCheckUtils]: 115: Hoare triple {14080#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14070#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:22,538 INFO L273 TraceCheckUtils]: 116: Hoare triple {14070#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {14081#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:06:22,539 INFO L273 TraceCheckUtils]: 117: Hoare triple {14081#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {14055#false} is VALID [2018-11-19 00:06:22,539 INFO L273 TraceCheckUtils]: 118: Hoare triple {14055#false} assume !false; {14055#false} is VALID [2018-11-19 00:06:22,550 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 151 proven. 262 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2018-11-19 00:06:22,550 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:06:22,550 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:06:22,559 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-19 00:06:22,614 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-19 00:06:22,614 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:06:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:22,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:06:23,757 INFO L256 TraceCheckUtils]: 0: Hoare triple {14054#true} call ULTIMATE.init(); {14054#true} is VALID [2018-11-19 00:06:23,757 INFO L273 TraceCheckUtils]: 1: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:23,758 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {14054#true} {14054#true} #52#return; {14054#true} is VALID [2018-11-19 00:06:23,758 INFO L256 TraceCheckUtils]: 3: Hoare triple {14054#true} call #t~ret5 := main(); {14054#true} is VALID [2018-11-19 00:06:23,758 INFO L273 TraceCheckUtils]: 4: Hoare triple {14054#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {14054#true} is VALID [2018-11-19 00:06:23,761 INFO L273 TraceCheckUtils]: 5: Hoare triple {14054#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {14100#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:23,761 INFO L273 TraceCheckUtils]: 6: Hoare triple {14100#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {14100#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:23,762 INFO L273 TraceCheckUtils]: 7: Hoare triple {14100#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14107#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:06:23,763 INFO L273 TraceCheckUtils]: 8: Hoare triple {14107#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {14107#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:06:23,764 INFO L273 TraceCheckUtils]: 9: Hoare triple {14107#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14114#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:06:23,764 INFO L273 TraceCheckUtils]: 10: Hoare triple {14114#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {14114#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:06:23,765 INFO L273 TraceCheckUtils]: 11: Hoare triple {14114#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14121#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:06:23,765 INFO L273 TraceCheckUtils]: 12: Hoare triple {14121#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {14121#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:06:23,766 INFO L273 TraceCheckUtils]: 13: Hoare triple {14121#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14128#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:06:23,767 INFO L273 TraceCheckUtils]: 14: Hoare triple {14128#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {14128#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:06:23,768 INFO L273 TraceCheckUtils]: 15: Hoare triple {14128#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14135#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:06:23,768 INFO L273 TraceCheckUtils]: 16: Hoare triple {14135#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {14135#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:06:23,769 INFO L273 TraceCheckUtils]: 17: Hoare triple {14135#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14142#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:06:23,770 INFO L273 TraceCheckUtils]: 18: Hoare triple {14142#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {14142#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:06:23,771 INFO L273 TraceCheckUtils]: 19: Hoare triple {14142#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14149#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:06:23,772 INFO L273 TraceCheckUtils]: 20: Hoare triple {14149#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {14149#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:06:23,773 INFO L273 TraceCheckUtils]: 21: Hoare triple {14149#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14156#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:06:23,773 INFO L273 TraceCheckUtils]: 22: Hoare triple {14156#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume true; {14156#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:06:23,774 INFO L273 TraceCheckUtils]: 23: Hoare triple {14156#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14163#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:06:23,775 INFO L273 TraceCheckUtils]: 24: Hoare triple {14163#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume true; {14163#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:06:23,776 INFO L273 TraceCheckUtils]: 25: Hoare triple {14163#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14170#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:06:23,777 INFO L273 TraceCheckUtils]: 26: Hoare triple {14170#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume true; {14170#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:06:23,778 INFO L273 TraceCheckUtils]: 27: Hoare triple {14170#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14177#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} is VALID [2018-11-19 00:06:23,778 INFO L273 TraceCheckUtils]: 28: Hoare triple {14177#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} assume true; {14177#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} is VALID [2018-11-19 00:06:23,779 INFO L273 TraceCheckUtils]: 29: Hoare triple {14177#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:23,780 INFO L273 TraceCheckUtils]: 30: Hoare triple {14068#(<= 11 main_~k~0)} assume true; {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:23,780 INFO L273 TraceCheckUtils]: 31: Hoare triple {14068#(<= 11 main_~k~0)} assume !(~i~0 < ~n~0); {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:23,781 INFO L273 TraceCheckUtils]: 32: Hoare triple {14068#(<= 11 main_~k~0)} ~j~0 := 0; {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:23,781 INFO L273 TraceCheckUtils]: 33: Hoare triple {14068#(<= 11 main_~k~0)} assume true; {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:23,782 INFO L273 TraceCheckUtils]: 34: Hoare triple {14068#(<= 11 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:23,782 INFO L256 TraceCheckUtils]: 35: Hoare triple {14068#(<= 11 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:23,782 INFO L273 TraceCheckUtils]: 36: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:23,782 INFO L273 TraceCheckUtils]: 37: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:23,783 INFO L273 TraceCheckUtils]: 38: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:23,783 INFO L268 TraceCheckUtils]: 39: Hoare quadruple {14054#true} {14068#(<= 11 main_~k~0)} #56#return; {14068#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:23,784 INFO L273 TraceCheckUtils]: 40: Hoare triple {14068#(<= 11 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14071#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:23,785 INFO L273 TraceCheckUtils]: 41: Hoare triple {14071#(<= 10 main_~k~0)} assume true; {14071#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:23,785 INFO L273 TraceCheckUtils]: 42: Hoare triple {14071#(<= 10 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14071#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:23,785 INFO L256 TraceCheckUtils]: 43: Hoare triple {14071#(<= 10 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:23,786 INFO L273 TraceCheckUtils]: 44: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:23,786 INFO L273 TraceCheckUtils]: 45: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:23,786 INFO L273 TraceCheckUtils]: 46: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:23,786 INFO L268 TraceCheckUtils]: 47: Hoare quadruple {14054#true} {14071#(<= 10 main_~k~0)} #56#return; {14071#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:23,787 INFO L273 TraceCheckUtils]: 48: Hoare triple {14071#(<= 10 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14072#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:23,788 INFO L273 TraceCheckUtils]: 49: Hoare triple {14072#(<= 9 main_~k~0)} assume true; {14072#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:23,788 INFO L273 TraceCheckUtils]: 50: Hoare triple {14072#(<= 9 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14072#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:23,788 INFO L256 TraceCheckUtils]: 51: Hoare triple {14072#(<= 9 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:23,788 INFO L273 TraceCheckUtils]: 52: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:23,788 INFO L273 TraceCheckUtils]: 53: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:23,788 INFO L273 TraceCheckUtils]: 54: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:23,789 INFO L268 TraceCheckUtils]: 55: Hoare quadruple {14054#true} {14072#(<= 9 main_~k~0)} #56#return; {14072#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:23,789 INFO L273 TraceCheckUtils]: 56: Hoare triple {14072#(<= 9 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14073#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:23,790 INFO L273 TraceCheckUtils]: 57: Hoare triple {14073#(<= 8 main_~k~0)} assume true; {14073#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:23,790 INFO L273 TraceCheckUtils]: 58: Hoare triple {14073#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14073#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:23,790 INFO L256 TraceCheckUtils]: 59: Hoare triple {14073#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:23,791 INFO L273 TraceCheckUtils]: 60: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:23,791 INFO L273 TraceCheckUtils]: 61: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:23,791 INFO L273 TraceCheckUtils]: 62: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:23,792 INFO L268 TraceCheckUtils]: 63: Hoare quadruple {14054#true} {14073#(<= 8 main_~k~0)} #56#return; {14073#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:23,792 INFO L273 TraceCheckUtils]: 64: Hoare triple {14073#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14074#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:23,793 INFO L273 TraceCheckUtils]: 65: Hoare triple {14074#(<= 7 main_~k~0)} assume true; {14074#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:23,794 INFO L273 TraceCheckUtils]: 66: Hoare triple {14074#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14074#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:23,794 INFO L256 TraceCheckUtils]: 67: Hoare triple {14074#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:23,794 INFO L273 TraceCheckUtils]: 68: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:23,794 INFO L273 TraceCheckUtils]: 69: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:23,794 INFO L273 TraceCheckUtils]: 70: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:23,795 INFO L268 TraceCheckUtils]: 71: Hoare quadruple {14054#true} {14074#(<= 7 main_~k~0)} #56#return; {14074#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:23,796 INFO L273 TraceCheckUtils]: 72: Hoare triple {14074#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14075#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:23,796 INFO L273 TraceCheckUtils]: 73: Hoare triple {14075#(<= 6 main_~k~0)} assume true; {14075#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:23,797 INFO L273 TraceCheckUtils]: 74: Hoare triple {14075#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14075#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:23,797 INFO L256 TraceCheckUtils]: 75: Hoare triple {14075#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:23,797 INFO L273 TraceCheckUtils]: 76: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:23,797 INFO L273 TraceCheckUtils]: 77: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:23,798 INFO L273 TraceCheckUtils]: 78: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:23,798 INFO L268 TraceCheckUtils]: 79: Hoare quadruple {14054#true} {14075#(<= 6 main_~k~0)} #56#return; {14075#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:23,799 INFO L273 TraceCheckUtils]: 80: Hoare triple {14075#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14076#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:23,800 INFO L273 TraceCheckUtils]: 81: Hoare triple {14076#(<= 5 main_~k~0)} assume true; {14076#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:23,800 INFO L273 TraceCheckUtils]: 82: Hoare triple {14076#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14076#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:23,800 INFO L256 TraceCheckUtils]: 83: Hoare triple {14076#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:23,800 INFO L273 TraceCheckUtils]: 84: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:23,801 INFO L273 TraceCheckUtils]: 85: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:23,801 INFO L273 TraceCheckUtils]: 86: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:23,801 INFO L268 TraceCheckUtils]: 87: Hoare quadruple {14054#true} {14076#(<= 5 main_~k~0)} #56#return; {14076#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:23,802 INFO L273 TraceCheckUtils]: 88: Hoare triple {14076#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14077#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:23,803 INFO L273 TraceCheckUtils]: 89: Hoare triple {14077#(<= 4 main_~k~0)} assume true; {14077#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:23,803 INFO L273 TraceCheckUtils]: 90: Hoare triple {14077#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14077#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:23,804 INFO L256 TraceCheckUtils]: 91: Hoare triple {14077#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:23,804 INFO L273 TraceCheckUtils]: 92: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:23,804 INFO L273 TraceCheckUtils]: 93: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:23,804 INFO L273 TraceCheckUtils]: 94: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:23,805 INFO L268 TraceCheckUtils]: 95: Hoare quadruple {14054#true} {14077#(<= 4 main_~k~0)} #56#return; {14077#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:23,806 INFO L273 TraceCheckUtils]: 96: Hoare triple {14077#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14078#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:23,806 INFO L273 TraceCheckUtils]: 97: Hoare triple {14078#(<= 3 main_~k~0)} assume true; {14078#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:23,807 INFO L273 TraceCheckUtils]: 98: Hoare triple {14078#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14078#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:23,807 INFO L256 TraceCheckUtils]: 99: Hoare triple {14078#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:23,807 INFO L273 TraceCheckUtils]: 100: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:23,807 INFO L273 TraceCheckUtils]: 101: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:23,807 INFO L273 TraceCheckUtils]: 102: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:23,808 INFO L268 TraceCheckUtils]: 103: Hoare quadruple {14054#true} {14078#(<= 3 main_~k~0)} #56#return; {14078#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:23,809 INFO L273 TraceCheckUtils]: 104: Hoare triple {14078#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14079#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:23,809 INFO L273 TraceCheckUtils]: 105: Hoare triple {14079#(<= 2 main_~k~0)} assume true; {14079#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:23,810 INFO L273 TraceCheckUtils]: 106: Hoare triple {14079#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14079#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:23,810 INFO L256 TraceCheckUtils]: 107: Hoare triple {14079#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14054#true} is VALID [2018-11-19 00:06:23,810 INFO L273 TraceCheckUtils]: 108: Hoare triple {14054#true} ~cond := #in~cond; {14054#true} is VALID [2018-11-19 00:06:23,811 INFO L273 TraceCheckUtils]: 109: Hoare triple {14054#true} assume !(0 == ~cond); {14054#true} is VALID [2018-11-19 00:06:23,811 INFO L273 TraceCheckUtils]: 110: Hoare triple {14054#true} assume true; {14054#true} is VALID [2018-11-19 00:06:23,811 INFO L268 TraceCheckUtils]: 111: Hoare quadruple {14054#true} {14079#(<= 2 main_~k~0)} #56#return; {14079#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:23,812 INFO L273 TraceCheckUtils]: 112: Hoare triple {14079#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {14080#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:23,813 INFO L273 TraceCheckUtils]: 113: Hoare triple {14080#(<= 1 main_~k~0)} assume true; {14080#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:23,813 INFO L273 TraceCheckUtils]: 114: Hoare triple {14080#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {14080#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:23,814 INFO L256 TraceCheckUtils]: 115: Hoare triple {14080#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {14442#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:06:23,814 INFO L273 TraceCheckUtils]: 116: Hoare triple {14442#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {14446#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:06:23,814 INFO L273 TraceCheckUtils]: 117: Hoare triple {14446#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {14055#false} is VALID [2018-11-19 00:06:23,815 INFO L273 TraceCheckUtils]: 118: Hoare triple {14055#false} assume !false; {14055#false} is VALID [2018-11-19 00:06:23,828 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 20 proven. 366 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2018-11-19 00:06:23,846 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:06:23,847 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27] total 42 [2018-11-19 00:06:23,847 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 119 [2018-11-19 00:06:23,848 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:06:23,848 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 42 states. [2018-11-19 00:06:23,966 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 124 edges. 124 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:06:23,966 INFO L459 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-11-19 00:06:23,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-11-19 00:06:23,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=282, Invalid=1440, Unknown=0, NotChecked=0, Total=1722 [2018-11-19 00:06:23,968 INFO L87 Difference]: Start difference. First operand 122 states and 123 transitions. Second operand 42 states. [2018-11-19 00:06:27,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:27,472 INFO L93 Difference]: Finished difference Result 137 states and 139 transitions. [2018-11-19 00:06:27,473 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-11-19 00:06:27,473 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 119 [2018-11-19 00:06:27,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:06:27,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-19 00:06:27,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 109 transitions. [2018-11-19 00:06:27,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-11-19 00:06:27,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 109 transitions. [2018-11-19 00:06:27,477 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 32 states and 109 transitions. [2018-11-19 00:06:27,594 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 109 edges. 109 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:06:27,597 INFO L225 Difference]: With dead ends: 137 [2018-11-19 00:06:27,597 INFO L226 Difference]: Without dead ends: 135 [2018-11-19 00:06:27,598 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 974 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=755, Invalid=3535, Unknown=0, NotChecked=0, Total=4290 [2018-11-19 00:06:27,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-11-19 00:06:27,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 130. [2018-11-19 00:06:27,914 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:06:27,914 INFO L82 GeneralOperation]: Start isEquivalent. First operand 135 states. Second operand 130 states. [2018-11-19 00:06:27,914 INFO L74 IsIncluded]: Start isIncluded. First operand 135 states. Second operand 130 states. [2018-11-19 00:06:27,914 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 130 states. [2018-11-19 00:06:27,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:27,917 INFO L93 Difference]: Finished difference Result 135 states and 137 transitions. [2018-11-19 00:06:27,917 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 137 transitions. [2018-11-19 00:06:27,918 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:06:27,918 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:06:27,918 INFO L74 IsIncluded]: Start isIncluded. First operand 130 states. Second operand 135 states. [2018-11-19 00:06:27,918 INFO L87 Difference]: Start difference. First operand 130 states. Second operand 135 states. [2018-11-19 00:06:27,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:27,920 INFO L93 Difference]: Finished difference Result 135 states and 137 transitions. [2018-11-19 00:06:27,920 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 137 transitions. [2018-11-19 00:06:27,920 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:06:27,921 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:06:27,921 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:06:27,921 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:06:27,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-11-19 00:06:27,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 131 transitions. [2018-11-19 00:06:27,922 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 131 transitions. Word has length 119 [2018-11-19 00:06:27,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:06:27,923 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 131 transitions. [2018-11-19 00:06:27,923 INFO L481 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-11-19 00:06:27,923 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 131 transitions. [2018-11-19 00:06:27,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2018-11-19 00:06:27,924 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:06:27,924 INFO L375 BasicCegarLoop]: trace histogram [13, 12, 12, 12, 12, 12, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:06:27,924 INFO L423 AbstractCegarLoop]: === Iteration 25 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:06:27,924 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:06:27,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1290002927, now seen corresponding path program 21 times [2018-11-19 00:06:27,925 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:06:27,925 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:06:27,925 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:06:27,926 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:06:27,926 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:06:27,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:29,853 INFO L256 TraceCheckUtils]: 0: Hoare triple {15145#true} call ULTIMATE.init(); {15145#true} is VALID [2018-11-19 00:06:29,854 INFO L273 TraceCheckUtils]: 1: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:29,854 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {15145#true} {15145#true} #52#return; {15145#true} is VALID [2018-11-19 00:06:29,854 INFO L256 TraceCheckUtils]: 3: Hoare triple {15145#true} call #t~ret5 := main(); {15145#true} is VALID [2018-11-19 00:06:29,855 INFO L273 TraceCheckUtils]: 4: Hoare triple {15145#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {15145#true} is VALID [2018-11-19 00:06:29,855 INFO L273 TraceCheckUtils]: 5: Hoare triple {15145#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {15147#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:29,856 INFO L273 TraceCheckUtils]: 6: Hoare triple {15147#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {15147#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:29,856 INFO L273 TraceCheckUtils]: 7: Hoare triple {15147#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15148#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,857 INFO L273 TraceCheckUtils]: 8: Hoare triple {15148#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {15148#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,857 INFO L273 TraceCheckUtils]: 9: Hoare triple {15148#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15149#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,858 INFO L273 TraceCheckUtils]: 10: Hoare triple {15149#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {15149#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,859 INFO L273 TraceCheckUtils]: 11: Hoare triple {15149#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15150#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,859 INFO L273 TraceCheckUtils]: 12: Hoare triple {15150#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {15150#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,860 INFO L273 TraceCheckUtils]: 13: Hoare triple {15150#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15151#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,861 INFO L273 TraceCheckUtils]: 14: Hoare triple {15151#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {15151#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,862 INFO L273 TraceCheckUtils]: 15: Hoare triple {15151#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15152#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:06:29,863 INFO L273 TraceCheckUtils]: 16: Hoare triple {15152#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {15152#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:06:29,863 INFO L273 TraceCheckUtils]: 17: Hoare triple {15152#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15153#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,864 INFO L273 TraceCheckUtils]: 18: Hoare triple {15153#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume true; {15153#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,865 INFO L273 TraceCheckUtils]: 19: Hoare triple {15153#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15154#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,866 INFO L273 TraceCheckUtils]: 20: Hoare triple {15154#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume true; {15154#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,867 INFO L273 TraceCheckUtils]: 21: Hoare triple {15154#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15155#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,867 INFO L273 TraceCheckUtils]: 22: Hoare triple {15155#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume true; {15155#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,868 INFO L273 TraceCheckUtils]: 23: Hoare triple {15155#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15156#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,869 INFO L273 TraceCheckUtils]: 24: Hoare triple {15156#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume true; {15156#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,870 INFO L273 TraceCheckUtils]: 25: Hoare triple {15156#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15157#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,870 INFO L273 TraceCheckUtils]: 26: Hoare triple {15157#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume true; {15157#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,871 INFO L273 TraceCheckUtils]: 27: Hoare triple {15157#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15158#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,872 INFO L273 TraceCheckUtils]: 28: Hoare triple {15158#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} assume true; {15158#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,873 INFO L273 TraceCheckUtils]: 29: Hoare triple {15158#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15159#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,873 INFO L273 TraceCheckUtils]: 30: Hoare triple {15159#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} assume true; {15159#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,874 INFO L273 TraceCheckUtils]: 31: Hoare triple {15159#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {15159#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,875 INFO L273 TraceCheckUtils]: 32: Hoare triple {15159#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} ~j~0 := 0; {15160#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 12)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,875 INFO L273 TraceCheckUtils]: 33: Hoare triple {15160#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 12)) (<= 1 main_~n~0))} assume true; {15160#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 12)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:29,876 INFO L273 TraceCheckUtils]: 34: Hoare triple {15160#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 12)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15161#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:06:29,877 INFO L256 TraceCheckUtils]: 35: Hoare triple {15161#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:29,877 INFO L273 TraceCheckUtils]: 36: Hoare triple {15145#true} ~cond := #in~cond; {15162#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:06:29,878 INFO L273 TraceCheckUtils]: 37: Hoare triple {15162#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {15163#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:29,878 INFO L273 TraceCheckUtils]: 38: Hoare triple {15163#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {15163#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:29,879 INFO L268 TraceCheckUtils]: 39: Hoare quadruple {15163#(not (= |__VERIFIER_assert_#in~cond| 0))} {15161#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} #56#return; {15161#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:06:29,881 INFO L273 TraceCheckUtils]: 40: Hoare triple {15161#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15164#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:06:29,881 INFO L273 TraceCheckUtils]: 41: Hoare triple {15164#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} assume true; {15164#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:06:29,882 INFO L273 TraceCheckUtils]: 42: Hoare triple {15164#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15164#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:06:29,882 INFO L256 TraceCheckUtils]: 43: Hoare triple {15164#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:29,882 INFO L273 TraceCheckUtils]: 44: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:29,882 INFO L273 TraceCheckUtils]: 45: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:29,882 INFO L273 TraceCheckUtils]: 46: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:29,883 INFO L268 TraceCheckUtils]: 47: Hoare quadruple {15145#true} {15164#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} #56#return; {15164#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:06:29,884 INFO L273 TraceCheckUtils]: 48: Hoare triple {15164#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15165#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:06:29,885 INFO L273 TraceCheckUtils]: 49: Hoare triple {15165#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} assume true; {15165#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:06:29,886 INFO L273 TraceCheckUtils]: 50: Hoare triple {15165#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15165#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:06:29,886 INFO L256 TraceCheckUtils]: 51: Hoare triple {15165#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:29,886 INFO L273 TraceCheckUtils]: 52: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:29,886 INFO L273 TraceCheckUtils]: 53: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:29,886 INFO L273 TraceCheckUtils]: 54: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:29,887 INFO L268 TraceCheckUtils]: 55: Hoare quadruple {15145#true} {15165#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} #56#return; {15165#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:06:29,888 INFO L273 TraceCheckUtils]: 56: Hoare triple {15165#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:06:29,889 INFO L273 TraceCheckUtils]: 57: Hoare triple {15166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} assume true; {15166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:06:29,889 INFO L273 TraceCheckUtils]: 58: Hoare triple {15166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:06:29,890 INFO L256 TraceCheckUtils]: 59: Hoare triple {15166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:29,890 INFO L273 TraceCheckUtils]: 60: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:29,890 INFO L273 TraceCheckUtils]: 61: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:29,890 INFO L273 TraceCheckUtils]: 62: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:29,891 INFO L268 TraceCheckUtils]: 63: Hoare quadruple {15145#true} {15166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #56#return; {15166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:06:29,892 INFO L273 TraceCheckUtils]: 64: Hoare triple {15166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15167#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:06:29,893 INFO L273 TraceCheckUtils]: 65: Hoare triple {15167#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume true; {15167#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:06:29,893 INFO L273 TraceCheckUtils]: 66: Hoare triple {15167#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15167#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:06:29,894 INFO L256 TraceCheckUtils]: 67: Hoare triple {15167#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:29,894 INFO L273 TraceCheckUtils]: 68: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:29,894 INFO L273 TraceCheckUtils]: 69: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:29,894 INFO L273 TraceCheckUtils]: 70: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:29,895 INFO L268 TraceCheckUtils]: 71: Hoare quadruple {15145#true} {15167#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #56#return; {15167#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:06:29,897 INFO L273 TraceCheckUtils]: 72: Hoare triple {15167#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15168#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:29,897 INFO L273 TraceCheckUtils]: 73: Hoare triple {15168#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {15168#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:29,898 INFO L273 TraceCheckUtils]: 74: Hoare triple {15168#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15168#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:29,898 INFO L256 TraceCheckUtils]: 75: Hoare triple {15168#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:29,898 INFO L273 TraceCheckUtils]: 76: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:29,898 INFO L273 TraceCheckUtils]: 77: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:29,898 INFO L273 TraceCheckUtils]: 78: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:29,899 INFO L268 TraceCheckUtils]: 79: Hoare quadruple {15145#true} {15168#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #56#return; {15168#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:29,900 INFO L273 TraceCheckUtils]: 80: Hoare triple {15168#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15169#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:06:29,901 INFO L273 TraceCheckUtils]: 81: Hoare triple {15169#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume true; {15169#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:06:29,901 INFO L273 TraceCheckUtils]: 82: Hoare triple {15169#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15169#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:06:29,902 INFO L256 TraceCheckUtils]: 83: Hoare triple {15169#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:29,902 INFO L273 TraceCheckUtils]: 84: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:29,902 INFO L273 TraceCheckUtils]: 85: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:29,902 INFO L273 TraceCheckUtils]: 86: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:29,903 INFO L268 TraceCheckUtils]: 87: Hoare quadruple {15145#true} {15169#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #56#return; {15169#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:06:29,904 INFO L273 TraceCheckUtils]: 88: Hoare triple {15169#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:06:29,905 INFO L273 TraceCheckUtils]: 89: Hoare triple {15170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume true; {15170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:06:29,905 INFO L273 TraceCheckUtils]: 90: Hoare triple {15170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:06:29,906 INFO L256 TraceCheckUtils]: 91: Hoare triple {15170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:29,906 INFO L273 TraceCheckUtils]: 92: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:29,906 INFO L273 TraceCheckUtils]: 93: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:29,906 INFO L273 TraceCheckUtils]: 94: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:29,907 INFO L268 TraceCheckUtils]: 95: Hoare quadruple {15145#true} {15170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #56#return; {15170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:06:29,908 INFO L273 TraceCheckUtils]: 96: Hoare triple {15170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15171#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:06:29,909 INFO L273 TraceCheckUtils]: 97: Hoare triple {15171#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume true; {15171#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:06:29,909 INFO L273 TraceCheckUtils]: 98: Hoare triple {15171#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15171#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:06:29,910 INFO L256 TraceCheckUtils]: 99: Hoare triple {15171#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:29,910 INFO L273 TraceCheckUtils]: 100: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:29,910 INFO L273 TraceCheckUtils]: 101: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:29,910 INFO L273 TraceCheckUtils]: 102: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:29,911 INFO L268 TraceCheckUtils]: 103: Hoare quadruple {15145#true} {15171#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #56#return; {15171#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:06:29,912 INFO L273 TraceCheckUtils]: 104: Hoare triple {15171#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:06:29,913 INFO L273 TraceCheckUtils]: 105: Hoare triple {15172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {15172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:06:29,913 INFO L273 TraceCheckUtils]: 106: Hoare triple {15172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:06:29,913 INFO L256 TraceCheckUtils]: 107: Hoare triple {15172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:29,914 INFO L273 TraceCheckUtils]: 108: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:29,914 INFO L273 TraceCheckUtils]: 109: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:29,914 INFO L273 TraceCheckUtils]: 110: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:29,915 INFO L268 TraceCheckUtils]: 111: Hoare quadruple {15145#true} {15172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {15172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:06:29,916 INFO L273 TraceCheckUtils]: 112: Hoare triple {15172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15173#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:06:29,917 INFO L273 TraceCheckUtils]: 113: Hoare triple {15173#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {15173#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:06:29,917 INFO L273 TraceCheckUtils]: 114: Hoare triple {15173#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15173#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:06:29,917 INFO L256 TraceCheckUtils]: 115: Hoare triple {15173#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:29,917 INFO L273 TraceCheckUtils]: 116: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:29,918 INFO L273 TraceCheckUtils]: 117: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:29,918 INFO L273 TraceCheckUtils]: 118: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:29,919 INFO L268 TraceCheckUtils]: 119: Hoare quadruple {15145#true} {15173#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {15173#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:06:29,919 INFO L273 TraceCheckUtils]: 120: Hoare triple {15173#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15174#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:29,920 INFO L273 TraceCheckUtils]: 121: Hoare triple {15174#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {15174#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:29,921 INFO L273 TraceCheckUtils]: 122: Hoare triple {15174#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15175#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:29,921 INFO L256 TraceCheckUtils]: 123: Hoare triple {15175#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15163#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:29,922 INFO L273 TraceCheckUtils]: 124: Hoare triple {15163#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {15176#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:06:29,922 INFO L273 TraceCheckUtils]: 125: Hoare triple {15176#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {15146#false} is VALID [2018-11-19 00:06:29,923 INFO L273 TraceCheckUtils]: 126: Hoare triple {15146#false} assume !false; {15146#false} is VALID [2018-11-19 00:06:29,961 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 241 proven. 220 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-11-19 00:06:29,961 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:06:29,962 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:06:29,971 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-19 00:06:30,024 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2018-11-19 00:06:30,024 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:06:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:30,047 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:06:31,559 INFO L256 TraceCheckUtils]: 0: Hoare triple {15145#true} call ULTIMATE.init(); {15145#true} is VALID [2018-11-19 00:06:31,559 INFO L273 TraceCheckUtils]: 1: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:31,559 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {15145#true} {15145#true} #52#return; {15145#true} is VALID [2018-11-19 00:06:31,559 INFO L256 TraceCheckUtils]: 3: Hoare triple {15145#true} call #t~ret5 := main(); {15145#true} is VALID [2018-11-19 00:06:31,560 INFO L273 TraceCheckUtils]: 4: Hoare triple {15145#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {15145#true} is VALID [2018-11-19 00:06:31,560 INFO L273 TraceCheckUtils]: 5: Hoare triple {15145#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {15147#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:31,561 INFO L273 TraceCheckUtils]: 6: Hoare triple {15147#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {15147#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:31,562 INFO L273 TraceCheckUtils]: 7: Hoare triple {15147#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15201#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:06:31,562 INFO L273 TraceCheckUtils]: 8: Hoare triple {15201#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {15201#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:06:31,563 INFO L273 TraceCheckUtils]: 9: Hoare triple {15201#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15208#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:06:31,564 INFO L273 TraceCheckUtils]: 10: Hoare triple {15208#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {15208#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:06:31,565 INFO L273 TraceCheckUtils]: 11: Hoare triple {15208#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15215#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,565 INFO L273 TraceCheckUtils]: 12: Hoare triple {15215#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 5 main_~n~0))} assume true; {15215#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,566 INFO L273 TraceCheckUtils]: 13: Hoare triple {15215#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15222#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,567 INFO L273 TraceCheckUtils]: 14: Hoare triple {15222#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 5 main_~n~0))} assume true; {15222#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,568 INFO L273 TraceCheckUtils]: 15: Hoare triple {15222#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15229#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:06:31,568 INFO L273 TraceCheckUtils]: 16: Hoare triple {15229#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {15229#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:06:31,569 INFO L273 TraceCheckUtils]: 17: Hoare triple {15229#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15236#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,570 INFO L273 TraceCheckUtils]: 18: Hoare triple {15236#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 5 main_~n~0))} assume true; {15236#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,571 INFO L273 TraceCheckUtils]: 19: Hoare triple {15236#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15243#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,571 INFO L273 TraceCheckUtils]: 20: Hoare triple {15243#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 5 main_~n~0))} assume true; {15243#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,572 INFO L273 TraceCheckUtils]: 21: Hoare triple {15243#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15250#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,573 INFO L273 TraceCheckUtils]: 22: Hoare triple {15250#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 5 main_~n~0))} assume true; {15250#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,574 INFO L273 TraceCheckUtils]: 23: Hoare triple {15250#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15257#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,574 INFO L273 TraceCheckUtils]: 24: Hoare triple {15257#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} assume true; {15257#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,575 INFO L273 TraceCheckUtils]: 25: Hoare triple {15257#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15264#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,576 INFO L273 TraceCheckUtils]: 26: Hoare triple {15264#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} assume true; {15264#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,577 INFO L273 TraceCheckUtils]: 27: Hoare triple {15264#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15271#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,577 INFO L273 TraceCheckUtils]: 28: Hoare triple {15271#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} assume true; {15271#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,578 INFO L273 TraceCheckUtils]: 29: Hoare triple {15271#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {15278#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,579 INFO L273 TraceCheckUtils]: 30: Hoare triple {15278#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} assume true; {15278#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,580 INFO L273 TraceCheckUtils]: 31: Hoare triple {15278#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} assume !(~i~0 < ~n~0); {15278#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,580 INFO L273 TraceCheckUtils]: 32: Hoare triple {15278#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} ~j~0 := 0; {15288#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,581 INFO L273 TraceCheckUtils]: 33: Hoare triple {15288#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} assume true; {15288#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,582 INFO L273 TraceCheckUtils]: 34: Hoare triple {15288#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15288#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,582 INFO L256 TraceCheckUtils]: 35: Hoare triple {15288#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:31,582 INFO L273 TraceCheckUtils]: 36: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:31,582 INFO L273 TraceCheckUtils]: 37: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:31,582 INFO L273 TraceCheckUtils]: 38: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:31,583 INFO L268 TraceCheckUtils]: 39: Hoare quadruple {15145#true} {15288#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} #56#return; {15288#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,584 INFO L273 TraceCheckUtils]: 40: Hoare triple {15288#(and (<= 0 main_~j~0) (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15313#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,585 INFO L273 TraceCheckUtils]: 41: Hoare triple {15313#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~j~0) (<= 5 main_~n~0))} assume true; {15313#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,585 INFO L273 TraceCheckUtils]: 42: Hoare triple {15313#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~j~0) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15313#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,586 INFO L256 TraceCheckUtils]: 43: Hoare triple {15313#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~j~0) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:31,586 INFO L273 TraceCheckUtils]: 44: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:31,586 INFO L273 TraceCheckUtils]: 45: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:31,586 INFO L273 TraceCheckUtils]: 46: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:31,587 INFO L268 TraceCheckUtils]: 47: Hoare quadruple {15145#true} {15313#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~j~0) (<= 5 main_~n~0))} #56#return; {15313#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,588 INFO L273 TraceCheckUtils]: 48: Hoare triple {15313#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~j~0) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15338#(and (<= 2 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:06:31,588 INFO L273 TraceCheckUtils]: 49: Hoare triple {15338#(and (<= 2 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume true; {15338#(and (<= 2 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:06:31,589 INFO L273 TraceCheckUtils]: 50: Hoare triple {15338#(and (<= 2 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15338#(and (<= 2 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:06:31,589 INFO L256 TraceCheckUtils]: 51: Hoare triple {15338#(and (<= 2 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:31,590 INFO L273 TraceCheckUtils]: 52: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:31,590 INFO L273 TraceCheckUtils]: 53: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:31,590 INFO L273 TraceCheckUtils]: 54: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:31,592 INFO L268 TraceCheckUtils]: 55: Hoare quadruple {15145#true} {15338#(and (<= 2 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} #56#return; {15338#(and (<= 2 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:06:31,592 INFO L273 TraceCheckUtils]: 56: Hoare triple {15338#(and (<= 2 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15363#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:06:31,593 INFO L273 TraceCheckUtils]: 57: Hoare triple {15363#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume true; {15363#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:06:31,593 INFO L273 TraceCheckUtils]: 58: Hoare triple {15363#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15363#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:06:31,593 INFO L256 TraceCheckUtils]: 59: Hoare triple {15363#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:31,594 INFO L273 TraceCheckUtils]: 60: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:31,594 INFO L273 TraceCheckUtils]: 61: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:31,594 INFO L273 TraceCheckUtils]: 62: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:31,595 INFO L268 TraceCheckUtils]: 63: Hoare quadruple {15145#true} {15363#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #56#return; {15363#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:06:31,595 INFO L273 TraceCheckUtils]: 64: Hoare triple {15363#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15388#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,596 INFO L273 TraceCheckUtils]: 65: Hoare triple {15388#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} assume true; {15388#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,597 INFO L273 TraceCheckUtils]: 66: Hoare triple {15388#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15388#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,597 INFO L256 TraceCheckUtils]: 67: Hoare triple {15388#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:31,597 INFO L273 TraceCheckUtils]: 68: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:31,597 INFO L273 TraceCheckUtils]: 69: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:31,598 INFO L273 TraceCheckUtils]: 70: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:31,598 INFO L268 TraceCheckUtils]: 71: Hoare quadruple {15145#true} {15388#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} #56#return; {15388#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,599 INFO L273 TraceCheckUtils]: 72: Hoare triple {15388#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15413#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,600 INFO L273 TraceCheckUtils]: 73: Hoare triple {15413#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} assume true; {15413#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,601 INFO L273 TraceCheckUtils]: 74: Hoare triple {15413#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15413#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,601 INFO L256 TraceCheckUtils]: 75: Hoare triple {15413#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:31,601 INFO L273 TraceCheckUtils]: 76: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:31,601 INFO L273 TraceCheckUtils]: 77: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:31,601 INFO L273 TraceCheckUtils]: 78: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:31,602 INFO L268 TraceCheckUtils]: 79: Hoare quadruple {15145#true} {15413#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} #56#return; {15413#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,603 INFO L273 TraceCheckUtils]: 80: Hoare triple {15413#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15438#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:06:31,604 INFO L273 TraceCheckUtils]: 81: Hoare triple {15438#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} assume true; {15438#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:06:31,604 INFO L273 TraceCheckUtils]: 82: Hoare triple {15438#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15438#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:06:31,605 INFO L256 TraceCheckUtils]: 83: Hoare triple {15438#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:31,605 INFO L273 TraceCheckUtils]: 84: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:31,605 INFO L273 TraceCheckUtils]: 85: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:31,605 INFO L273 TraceCheckUtils]: 86: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:31,606 INFO L268 TraceCheckUtils]: 87: Hoare quadruple {15145#true} {15438#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} #56#return; {15438#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:06:31,607 INFO L273 TraceCheckUtils]: 88: Hoare triple {15438#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15463#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,607 INFO L273 TraceCheckUtils]: 89: Hoare triple {15463#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} assume true; {15463#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,608 INFO L273 TraceCheckUtils]: 90: Hoare triple {15463#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15463#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,608 INFO L256 TraceCheckUtils]: 91: Hoare triple {15463#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:31,609 INFO L273 TraceCheckUtils]: 92: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:31,609 INFO L273 TraceCheckUtils]: 93: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:31,609 INFO L273 TraceCheckUtils]: 94: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:31,610 INFO L268 TraceCheckUtils]: 95: Hoare quadruple {15145#true} {15463#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} #56#return; {15463#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,611 INFO L273 TraceCheckUtils]: 96: Hoare triple {15463#(and (<= 7 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15488#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,611 INFO L273 TraceCheckUtils]: 97: Hoare triple {15488#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~n~0))} assume true; {15488#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,612 INFO L273 TraceCheckUtils]: 98: Hoare triple {15488#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15488#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,612 INFO L256 TraceCheckUtils]: 99: Hoare triple {15488#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:31,612 INFO L273 TraceCheckUtils]: 100: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:31,612 INFO L273 TraceCheckUtils]: 101: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:31,612 INFO L273 TraceCheckUtils]: 102: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:31,612 INFO L268 TraceCheckUtils]: 103: Hoare quadruple {15145#true} {15488#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~n~0))} #56#return; {15488#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,613 INFO L273 TraceCheckUtils]: 104: Hoare triple {15488#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15513#(and (<= 9 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:06:31,613 INFO L273 TraceCheckUtils]: 105: Hoare triple {15513#(and (<= 9 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} assume true; {15513#(and (<= 9 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:06:31,614 INFO L273 TraceCheckUtils]: 106: Hoare triple {15513#(and (<= 9 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15513#(and (<= 9 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:06:31,614 INFO L256 TraceCheckUtils]: 107: Hoare triple {15513#(and (<= 9 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:31,614 INFO L273 TraceCheckUtils]: 108: Hoare triple {15145#true} ~cond := #in~cond; {15145#true} is VALID [2018-11-19 00:06:31,615 INFO L273 TraceCheckUtils]: 109: Hoare triple {15145#true} assume !(0 == ~cond); {15145#true} is VALID [2018-11-19 00:06:31,615 INFO L273 TraceCheckUtils]: 110: Hoare triple {15145#true} assume true; {15145#true} is VALID [2018-11-19 00:06:31,615 INFO L268 TraceCheckUtils]: 111: Hoare quadruple {15145#true} {15513#(and (<= 9 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} #56#return; {15513#(and (<= 9 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:06:31,616 INFO L273 TraceCheckUtils]: 112: Hoare triple {15513#(and (<= 9 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15538#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 10 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,617 INFO L273 TraceCheckUtils]: 113: Hoare triple {15538#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 10 main_~j~0) (<= 5 main_~n~0))} assume true; {15538#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 10 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,618 INFO L273 TraceCheckUtils]: 114: Hoare triple {15538#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 10 main_~j~0) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15538#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 10 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,618 INFO L256 TraceCheckUtils]: 115: Hoare triple {15538#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 10 main_~j~0) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15145#true} is VALID [2018-11-19 00:06:31,618 INFO L273 TraceCheckUtils]: 116: Hoare triple {15145#true} ~cond := #in~cond; {15162#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:06:31,619 INFO L273 TraceCheckUtils]: 117: Hoare triple {15162#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {15163#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:31,619 INFO L273 TraceCheckUtils]: 118: Hoare triple {15163#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {15163#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:31,620 INFO L268 TraceCheckUtils]: 119: Hoare quadruple {15163#(not (= |__VERIFIER_assert_#in~cond| 0))} {15538#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 10 main_~j~0) (<= 5 main_~n~0))} #56#return; {15560#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 10 main_~j~0) (<= 5 main_~n~0) (< 0 main_~k~0))} is VALID [2018-11-19 00:06:31,621 INFO L273 TraceCheckUtils]: 120: Hoare triple {15560#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 10 main_~j~0) (<= 5 main_~n~0) (< 0 main_~k~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {15564#(and (<= 11 main_~j~0) (<= 0 main_~k~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,622 INFO L273 TraceCheckUtils]: 121: Hoare triple {15564#(and (<= 11 main_~j~0) (<= 0 main_~k~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} assume true; {15564#(and (<= 11 main_~j~0) (<= 0 main_~k~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:06:31,623 INFO L273 TraceCheckUtils]: 122: Hoare triple {15564#(and (<= 11 main_~j~0) (<= 0 main_~k~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {15175#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:31,624 INFO L256 TraceCheckUtils]: 123: Hoare triple {15175#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {15574#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:06:31,625 INFO L273 TraceCheckUtils]: 124: Hoare triple {15574#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {15578#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:06:31,625 INFO L273 TraceCheckUtils]: 125: Hoare triple {15578#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {15146#false} is VALID [2018-11-19 00:06:31,625 INFO L273 TraceCheckUtils]: 126: Hoare triple {15146#false} assume !false; {15146#false} is VALID [2018-11-19 00:06:31,658 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 51 proven. 410 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-11-19 00:06:31,688 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:06:31,689 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 33] total 59 [2018-11-19 00:06:31,689 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 127 [2018-11-19 00:06:31,690 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:06:31,690 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 59 states. [2018-11-19 00:06:32,133 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 186 edges. 186 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:06:32,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 59 states [2018-11-19 00:06:32,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2018-11-19 00:06:32,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=458, Invalid=2964, Unknown=0, NotChecked=0, Total=3422 [2018-11-19 00:06:32,134 INFO L87 Difference]: Start difference. First operand 130 states and 131 transitions. Second operand 59 states. [2018-11-19 00:06:39,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:39,552 INFO L93 Difference]: Finished difference Result 191 states and 205 transitions. [2018-11-19 00:06:39,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-11-19 00:06:39,552 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 127 [2018-11-19 00:06:39,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:06:39,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-11-19 00:06:39,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 118 transitions. [2018-11-19 00:06:39,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-11-19 00:06:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 118 transitions. [2018-11-19 00:06:39,557 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 46 states and 118 transitions. [2018-11-19 00:06:39,773 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 118 edges. 118 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:06:39,776 INFO L225 Difference]: With dead ends: 191 [2018-11-19 00:06:39,777 INFO L226 Difference]: Without dead ends: 132 [2018-11-19 00:06:39,777 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 100 SyntacticMatches, 3 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1845 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=660, Invalid=5040, Unknown=0, NotChecked=0, Total=5700 [2018-11-19 00:06:39,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2018-11-19 00:06:40,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2018-11-19 00:06:40,046 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:06:40,047 INFO L82 GeneralOperation]: Start isEquivalent. First operand 132 states. Second operand 132 states. [2018-11-19 00:06:40,047 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 132 states. [2018-11-19 00:06:40,047 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 132 states. [2018-11-19 00:06:40,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:40,050 INFO L93 Difference]: Finished difference Result 132 states and 133 transitions. [2018-11-19 00:06:40,050 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2018-11-19 00:06:40,050 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:06:40,051 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:06:40,051 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 132 states. [2018-11-19 00:06:40,051 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 132 states. [2018-11-19 00:06:40,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:40,053 INFO L93 Difference]: Finished difference Result 132 states and 133 transitions. [2018-11-19 00:06:40,053 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2018-11-19 00:06:40,054 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:06:40,054 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:06:40,054 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:06:40,054 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:06:40,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2018-11-19 00:06:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 133 transitions. [2018-11-19 00:06:40,057 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 133 transitions. Word has length 127 [2018-11-19 00:06:40,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:06:40,057 INFO L480 AbstractCegarLoop]: Abstraction has 132 states and 133 transitions. [2018-11-19 00:06:40,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has 59 states. [2018-11-19 00:06:40,057 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 133 transitions. [2018-11-19 00:06:40,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-11-19 00:06:40,058 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:06:40,058 INFO L375 BasicCegarLoop]: trace histogram [14, 13, 12, 12, 12, 12, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:06:40,058 INFO L423 AbstractCegarLoop]: === Iteration 26 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:06:40,058 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:06:40,059 INFO L82 PathProgramCache]: Analyzing trace with hash -348663797, now seen corresponding path program 22 times [2018-11-19 00:06:40,059 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:06:40,059 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:06:40,059 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:06:40,060 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:06:40,060 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:06:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:40,799 INFO L256 TraceCheckUtils]: 0: Hoare triple {16340#true} call ULTIMATE.init(); {16340#true} is VALID [2018-11-19 00:06:40,799 INFO L273 TraceCheckUtils]: 1: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:40,799 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {16340#true} {16340#true} #52#return; {16340#true} is VALID [2018-11-19 00:06:40,799 INFO L256 TraceCheckUtils]: 3: Hoare triple {16340#true} call #t~ret5 := main(); {16340#true} is VALID [2018-11-19 00:06:40,799 INFO L273 TraceCheckUtils]: 4: Hoare triple {16340#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {16340#true} is VALID [2018-11-19 00:06:40,800 INFO L273 TraceCheckUtils]: 5: Hoare triple {16340#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {16342#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,800 INFO L273 TraceCheckUtils]: 6: Hoare triple {16342#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {16342#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,801 INFO L273 TraceCheckUtils]: 7: Hoare triple {16342#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16343#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,801 INFO L273 TraceCheckUtils]: 8: Hoare triple {16343#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {16343#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,802 INFO L273 TraceCheckUtils]: 9: Hoare triple {16343#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16344#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,802 INFO L273 TraceCheckUtils]: 10: Hoare triple {16344#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {16344#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,803 INFO L273 TraceCheckUtils]: 11: Hoare triple {16344#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16345#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,803 INFO L273 TraceCheckUtils]: 12: Hoare triple {16345#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume true; {16345#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,804 INFO L273 TraceCheckUtils]: 13: Hoare triple {16345#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16346#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,805 INFO L273 TraceCheckUtils]: 14: Hoare triple {16346#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume true; {16346#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,806 INFO L273 TraceCheckUtils]: 15: Hoare triple {16346#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16347#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,806 INFO L273 TraceCheckUtils]: 16: Hoare triple {16347#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume true; {16347#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,807 INFO L273 TraceCheckUtils]: 17: Hoare triple {16347#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16348#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,807 INFO L273 TraceCheckUtils]: 18: Hoare triple {16348#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume true; {16348#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,808 INFO L273 TraceCheckUtils]: 19: Hoare triple {16348#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16349#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,809 INFO L273 TraceCheckUtils]: 20: Hoare triple {16349#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume true; {16349#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,810 INFO L273 TraceCheckUtils]: 21: Hoare triple {16349#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16350#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,810 INFO L273 TraceCheckUtils]: 22: Hoare triple {16350#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume true; {16350#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,811 INFO L273 TraceCheckUtils]: 23: Hoare triple {16350#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16351#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,811 INFO L273 TraceCheckUtils]: 24: Hoare triple {16351#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} assume true; {16351#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,812 INFO L273 TraceCheckUtils]: 25: Hoare triple {16351#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16352#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,813 INFO L273 TraceCheckUtils]: 26: Hoare triple {16352#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} assume true; {16352#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,814 INFO L273 TraceCheckUtils]: 27: Hoare triple {16352#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16353#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,814 INFO L273 TraceCheckUtils]: 28: Hoare triple {16353#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} assume true; {16353#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,815 INFO L273 TraceCheckUtils]: 29: Hoare triple {16353#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16354#(<= (+ main_~n~0 12) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,816 INFO L273 TraceCheckUtils]: 30: Hoare triple {16354#(<= (+ main_~n~0 12) (+ main_~i~0 main_~k~0))} assume true; {16354#(<= (+ main_~n~0 12) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:06:40,816 INFO L273 TraceCheckUtils]: 31: Hoare triple {16354#(<= (+ main_~n~0 12) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:40,817 INFO L273 TraceCheckUtils]: 32: Hoare triple {16355#(<= 12 main_~k~0)} assume true; {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:40,817 INFO L273 TraceCheckUtils]: 33: Hoare triple {16355#(<= 12 main_~k~0)} assume !(~i~0 < ~n~0); {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:40,818 INFO L273 TraceCheckUtils]: 34: Hoare triple {16355#(<= 12 main_~k~0)} ~j~0 := 0; {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:40,818 INFO L273 TraceCheckUtils]: 35: Hoare triple {16355#(<= 12 main_~k~0)} assume true; {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:40,819 INFO L273 TraceCheckUtils]: 36: Hoare triple {16355#(<= 12 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:40,819 INFO L256 TraceCheckUtils]: 37: Hoare triple {16355#(<= 12 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:40,819 INFO L273 TraceCheckUtils]: 38: Hoare triple {16340#true} ~cond := #in~cond; {16356#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:06:40,820 INFO L273 TraceCheckUtils]: 39: Hoare triple {16356#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {16357#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:40,820 INFO L273 TraceCheckUtils]: 40: Hoare triple {16357#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {16357#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:40,821 INFO L268 TraceCheckUtils]: 41: Hoare quadruple {16357#(not (= |__VERIFIER_assert_#in~cond| 0))} {16355#(<= 12 main_~k~0)} #56#return; {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:40,823 INFO L273 TraceCheckUtils]: 42: Hoare triple {16355#(<= 12 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16358#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:40,824 INFO L273 TraceCheckUtils]: 43: Hoare triple {16358#(<= 11 main_~k~0)} assume true; {16358#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:40,824 INFO L273 TraceCheckUtils]: 44: Hoare triple {16358#(<= 11 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16358#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:40,824 INFO L256 TraceCheckUtils]: 45: Hoare triple {16358#(<= 11 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:40,824 INFO L273 TraceCheckUtils]: 46: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:40,825 INFO L273 TraceCheckUtils]: 47: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:40,825 INFO L273 TraceCheckUtils]: 48: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:40,825 INFO L268 TraceCheckUtils]: 49: Hoare quadruple {16340#true} {16358#(<= 11 main_~k~0)} #56#return; {16358#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:40,826 INFO L273 TraceCheckUtils]: 50: Hoare triple {16358#(<= 11 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16359#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:40,826 INFO L273 TraceCheckUtils]: 51: Hoare triple {16359#(<= 10 main_~k~0)} assume true; {16359#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:40,826 INFO L273 TraceCheckUtils]: 52: Hoare triple {16359#(<= 10 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16359#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:40,826 INFO L256 TraceCheckUtils]: 53: Hoare triple {16359#(<= 10 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:40,826 INFO L273 TraceCheckUtils]: 54: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:40,827 INFO L273 TraceCheckUtils]: 55: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:40,827 INFO L273 TraceCheckUtils]: 56: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:40,827 INFO L268 TraceCheckUtils]: 57: Hoare quadruple {16340#true} {16359#(<= 10 main_~k~0)} #56#return; {16359#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:40,828 INFO L273 TraceCheckUtils]: 58: Hoare triple {16359#(<= 10 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16360#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:40,829 INFO L273 TraceCheckUtils]: 59: Hoare triple {16360#(<= 9 main_~k~0)} assume true; {16360#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:40,829 INFO L273 TraceCheckUtils]: 60: Hoare triple {16360#(<= 9 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16360#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:40,830 INFO L256 TraceCheckUtils]: 61: Hoare triple {16360#(<= 9 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:40,830 INFO L273 TraceCheckUtils]: 62: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:40,830 INFO L273 TraceCheckUtils]: 63: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:40,830 INFO L273 TraceCheckUtils]: 64: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:40,831 INFO L268 TraceCheckUtils]: 65: Hoare quadruple {16340#true} {16360#(<= 9 main_~k~0)} #56#return; {16360#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:40,831 INFO L273 TraceCheckUtils]: 66: Hoare triple {16360#(<= 9 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16361#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:40,832 INFO L273 TraceCheckUtils]: 67: Hoare triple {16361#(<= 8 main_~k~0)} assume true; {16361#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:40,832 INFO L273 TraceCheckUtils]: 68: Hoare triple {16361#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16361#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:40,832 INFO L256 TraceCheckUtils]: 69: Hoare triple {16361#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:40,832 INFO L273 TraceCheckUtils]: 70: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:40,832 INFO L273 TraceCheckUtils]: 71: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:40,833 INFO L273 TraceCheckUtils]: 72: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:40,833 INFO L268 TraceCheckUtils]: 73: Hoare quadruple {16340#true} {16361#(<= 8 main_~k~0)} #56#return; {16361#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:40,834 INFO L273 TraceCheckUtils]: 74: Hoare triple {16361#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16362#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:40,834 INFO L273 TraceCheckUtils]: 75: Hoare triple {16362#(<= 7 main_~k~0)} assume true; {16362#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:40,835 INFO L273 TraceCheckUtils]: 76: Hoare triple {16362#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16362#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:40,835 INFO L256 TraceCheckUtils]: 77: Hoare triple {16362#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:40,835 INFO L273 TraceCheckUtils]: 78: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:40,835 INFO L273 TraceCheckUtils]: 79: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:40,835 INFO L273 TraceCheckUtils]: 80: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:40,836 INFO L268 TraceCheckUtils]: 81: Hoare quadruple {16340#true} {16362#(<= 7 main_~k~0)} #56#return; {16362#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:40,837 INFO L273 TraceCheckUtils]: 82: Hoare triple {16362#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16363#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:40,837 INFO L273 TraceCheckUtils]: 83: Hoare triple {16363#(<= 6 main_~k~0)} assume true; {16363#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:40,838 INFO L273 TraceCheckUtils]: 84: Hoare triple {16363#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16363#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:40,838 INFO L256 TraceCheckUtils]: 85: Hoare triple {16363#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:40,838 INFO L273 TraceCheckUtils]: 86: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:40,838 INFO L273 TraceCheckUtils]: 87: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:40,839 INFO L273 TraceCheckUtils]: 88: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:40,839 INFO L268 TraceCheckUtils]: 89: Hoare quadruple {16340#true} {16363#(<= 6 main_~k~0)} #56#return; {16363#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:40,840 INFO L273 TraceCheckUtils]: 90: Hoare triple {16363#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16364#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:40,840 INFO L273 TraceCheckUtils]: 91: Hoare triple {16364#(<= 5 main_~k~0)} assume true; {16364#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:40,841 INFO L273 TraceCheckUtils]: 92: Hoare triple {16364#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16364#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:40,841 INFO L256 TraceCheckUtils]: 93: Hoare triple {16364#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:40,841 INFO L273 TraceCheckUtils]: 94: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:40,841 INFO L273 TraceCheckUtils]: 95: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:40,841 INFO L273 TraceCheckUtils]: 96: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:40,842 INFO L268 TraceCheckUtils]: 97: Hoare quadruple {16340#true} {16364#(<= 5 main_~k~0)} #56#return; {16364#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:40,842 INFO L273 TraceCheckUtils]: 98: Hoare triple {16364#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16365#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:40,842 INFO L273 TraceCheckUtils]: 99: Hoare triple {16365#(<= 4 main_~k~0)} assume true; {16365#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:40,843 INFO L273 TraceCheckUtils]: 100: Hoare triple {16365#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16365#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:40,843 INFO L256 TraceCheckUtils]: 101: Hoare triple {16365#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:40,843 INFO L273 TraceCheckUtils]: 102: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:40,843 INFO L273 TraceCheckUtils]: 103: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:40,843 INFO L273 TraceCheckUtils]: 104: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:40,844 INFO L268 TraceCheckUtils]: 105: Hoare quadruple {16340#true} {16365#(<= 4 main_~k~0)} #56#return; {16365#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:40,844 INFO L273 TraceCheckUtils]: 106: Hoare triple {16365#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16366#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:40,845 INFO L273 TraceCheckUtils]: 107: Hoare triple {16366#(<= 3 main_~k~0)} assume true; {16366#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:40,845 INFO L273 TraceCheckUtils]: 108: Hoare triple {16366#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16366#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:40,846 INFO L256 TraceCheckUtils]: 109: Hoare triple {16366#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:40,846 INFO L273 TraceCheckUtils]: 110: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:40,846 INFO L273 TraceCheckUtils]: 111: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:40,846 INFO L273 TraceCheckUtils]: 112: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:40,847 INFO L268 TraceCheckUtils]: 113: Hoare quadruple {16340#true} {16366#(<= 3 main_~k~0)} #56#return; {16366#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:40,848 INFO L273 TraceCheckUtils]: 114: Hoare triple {16366#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16367#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:40,848 INFO L273 TraceCheckUtils]: 115: Hoare triple {16367#(<= 2 main_~k~0)} assume true; {16367#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:40,849 INFO L273 TraceCheckUtils]: 116: Hoare triple {16367#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16367#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:40,849 INFO L256 TraceCheckUtils]: 117: Hoare triple {16367#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:40,849 INFO L273 TraceCheckUtils]: 118: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:40,849 INFO L273 TraceCheckUtils]: 119: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:40,849 INFO L273 TraceCheckUtils]: 120: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:40,850 INFO L268 TraceCheckUtils]: 121: Hoare quadruple {16340#true} {16367#(<= 2 main_~k~0)} #56#return; {16367#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:40,851 INFO L273 TraceCheckUtils]: 122: Hoare triple {16367#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16368#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:40,851 INFO L273 TraceCheckUtils]: 123: Hoare triple {16368#(<= 1 main_~k~0)} assume true; {16368#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:40,851 INFO L273 TraceCheckUtils]: 124: Hoare triple {16368#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16368#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:40,852 INFO L256 TraceCheckUtils]: 125: Hoare triple {16368#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16357#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:40,852 INFO L273 TraceCheckUtils]: 126: Hoare triple {16357#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {16369#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:06:40,852 INFO L273 TraceCheckUtils]: 127: Hoare triple {16369#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {16341#false} is VALID [2018-11-19 00:06:40,853 INFO L273 TraceCheckUtils]: 128: Hoare triple {16341#false} assume !false; {16341#false} is VALID [2018-11-19 00:06:40,866 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 177 proven. 310 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-11-19 00:06:40,866 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:06:40,866 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:06:40,875 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-19 00:06:40,912 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-19 00:06:40,913 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:06:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:40,950 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:06:41,734 INFO L256 TraceCheckUtils]: 0: Hoare triple {16340#true} call ULTIMATE.init(); {16340#true} is VALID [2018-11-19 00:06:41,735 INFO L273 TraceCheckUtils]: 1: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:41,735 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {16340#true} {16340#true} #52#return; {16340#true} is VALID [2018-11-19 00:06:41,735 INFO L256 TraceCheckUtils]: 3: Hoare triple {16340#true} call #t~ret5 := main(); {16340#true} is VALID [2018-11-19 00:06:41,735 INFO L273 TraceCheckUtils]: 4: Hoare triple {16340#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {16340#true} is VALID [2018-11-19 00:06:41,735 INFO L273 TraceCheckUtils]: 5: Hoare triple {16340#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {16388#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:41,736 INFO L273 TraceCheckUtils]: 6: Hoare triple {16388#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {16388#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:41,739 INFO L273 TraceCheckUtils]: 7: Hoare triple {16388#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16395#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:06:41,739 INFO L273 TraceCheckUtils]: 8: Hoare triple {16395#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {16395#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:06:41,742 INFO L273 TraceCheckUtils]: 9: Hoare triple {16395#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16402#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:06:41,743 INFO L273 TraceCheckUtils]: 10: Hoare triple {16402#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {16402#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:06:41,743 INFO L273 TraceCheckUtils]: 11: Hoare triple {16402#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16409#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:06:41,744 INFO L273 TraceCheckUtils]: 12: Hoare triple {16409#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {16409#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:06:41,744 INFO L273 TraceCheckUtils]: 13: Hoare triple {16409#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16416#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:06:41,744 INFO L273 TraceCheckUtils]: 14: Hoare triple {16416#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {16416#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:06:41,745 INFO L273 TraceCheckUtils]: 15: Hoare triple {16416#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16423#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:06:41,746 INFO L273 TraceCheckUtils]: 16: Hoare triple {16423#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {16423#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:06:41,747 INFO L273 TraceCheckUtils]: 17: Hoare triple {16423#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16430#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:06:41,747 INFO L273 TraceCheckUtils]: 18: Hoare triple {16430#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {16430#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:06:41,748 INFO L273 TraceCheckUtils]: 19: Hoare triple {16430#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16437#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:06:41,749 INFO L273 TraceCheckUtils]: 20: Hoare triple {16437#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {16437#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:06:41,750 INFO L273 TraceCheckUtils]: 21: Hoare triple {16437#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16444#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:06:41,751 INFO L273 TraceCheckUtils]: 22: Hoare triple {16444#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume true; {16444#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:06:41,752 INFO L273 TraceCheckUtils]: 23: Hoare triple {16444#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16451#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:06:41,752 INFO L273 TraceCheckUtils]: 24: Hoare triple {16451#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume true; {16451#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:06:41,753 INFO L273 TraceCheckUtils]: 25: Hoare triple {16451#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16458#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:06:41,754 INFO L273 TraceCheckUtils]: 26: Hoare triple {16458#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume true; {16458#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:06:41,773 INFO L273 TraceCheckUtils]: 27: Hoare triple {16458#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16465#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} is VALID [2018-11-19 00:06:41,786 INFO L273 TraceCheckUtils]: 28: Hoare triple {16465#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} assume true; {16465#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} is VALID [2018-11-19 00:06:41,795 INFO L273 TraceCheckUtils]: 29: Hoare triple {16465#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16472#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} is VALID [2018-11-19 00:06:41,801 INFO L273 TraceCheckUtils]: 30: Hoare triple {16472#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} assume true; {16472#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} is VALID [2018-11-19 00:06:41,802 INFO L273 TraceCheckUtils]: 31: Hoare triple {16472#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:41,802 INFO L273 TraceCheckUtils]: 32: Hoare triple {16355#(<= 12 main_~k~0)} assume true; {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:41,803 INFO L273 TraceCheckUtils]: 33: Hoare triple {16355#(<= 12 main_~k~0)} assume !(~i~0 < ~n~0); {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:41,803 INFO L273 TraceCheckUtils]: 34: Hoare triple {16355#(<= 12 main_~k~0)} ~j~0 := 0; {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:41,803 INFO L273 TraceCheckUtils]: 35: Hoare triple {16355#(<= 12 main_~k~0)} assume true; {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:41,804 INFO L273 TraceCheckUtils]: 36: Hoare triple {16355#(<= 12 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:41,804 INFO L256 TraceCheckUtils]: 37: Hoare triple {16355#(<= 12 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:41,804 INFO L273 TraceCheckUtils]: 38: Hoare triple {16340#true} ~cond := #in~cond; {16356#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:06:41,805 INFO L273 TraceCheckUtils]: 39: Hoare triple {16356#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {16357#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:41,805 INFO L273 TraceCheckUtils]: 40: Hoare triple {16357#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {16357#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:41,806 INFO L268 TraceCheckUtils]: 41: Hoare quadruple {16357#(not (= |__VERIFIER_assert_#in~cond| 0))} {16355#(<= 12 main_~k~0)} #56#return; {16355#(<= 12 main_~k~0)} is VALID [2018-11-19 00:06:41,806 INFO L273 TraceCheckUtils]: 42: Hoare triple {16355#(<= 12 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16358#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:41,807 INFO L273 TraceCheckUtils]: 43: Hoare triple {16358#(<= 11 main_~k~0)} assume true; {16358#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:41,807 INFO L273 TraceCheckUtils]: 44: Hoare triple {16358#(<= 11 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16358#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:41,808 INFO L256 TraceCheckUtils]: 45: Hoare triple {16358#(<= 11 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:41,808 INFO L273 TraceCheckUtils]: 46: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:41,808 INFO L273 TraceCheckUtils]: 47: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:41,808 INFO L273 TraceCheckUtils]: 48: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:41,809 INFO L268 TraceCheckUtils]: 49: Hoare quadruple {16340#true} {16358#(<= 11 main_~k~0)} #56#return; {16358#(<= 11 main_~k~0)} is VALID [2018-11-19 00:06:41,809 INFO L273 TraceCheckUtils]: 50: Hoare triple {16358#(<= 11 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16359#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:41,810 INFO L273 TraceCheckUtils]: 51: Hoare triple {16359#(<= 10 main_~k~0)} assume true; {16359#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:41,810 INFO L273 TraceCheckUtils]: 52: Hoare triple {16359#(<= 10 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16359#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:41,811 INFO L256 TraceCheckUtils]: 53: Hoare triple {16359#(<= 10 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:41,811 INFO L273 TraceCheckUtils]: 54: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:41,811 INFO L273 TraceCheckUtils]: 55: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:41,811 INFO L273 TraceCheckUtils]: 56: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:41,812 INFO L268 TraceCheckUtils]: 57: Hoare quadruple {16340#true} {16359#(<= 10 main_~k~0)} #56#return; {16359#(<= 10 main_~k~0)} is VALID [2018-11-19 00:06:41,812 INFO L273 TraceCheckUtils]: 58: Hoare triple {16359#(<= 10 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16360#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:41,813 INFO L273 TraceCheckUtils]: 59: Hoare triple {16360#(<= 9 main_~k~0)} assume true; {16360#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:41,813 INFO L273 TraceCheckUtils]: 60: Hoare triple {16360#(<= 9 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16360#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:41,814 INFO L256 TraceCheckUtils]: 61: Hoare triple {16360#(<= 9 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:41,814 INFO L273 TraceCheckUtils]: 62: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:41,814 INFO L273 TraceCheckUtils]: 63: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:41,815 INFO L273 TraceCheckUtils]: 64: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:41,817 INFO L268 TraceCheckUtils]: 65: Hoare quadruple {16340#true} {16360#(<= 9 main_~k~0)} #56#return; {16360#(<= 9 main_~k~0)} is VALID [2018-11-19 00:06:41,818 INFO L273 TraceCheckUtils]: 66: Hoare triple {16360#(<= 9 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16361#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:41,818 INFO L273 TraceCheckUtils]: 67: Hoare triple {16361#(<= 8 main_~k~0)} assume true; {16361#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:41,819 INFO L273 TraceCheckUtils]: 68: Hoare triple {16361#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16361#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:41,819 INFO L256 TraceCheckUtils]: 69: Hoare triple {16361#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:41,819 INFO L273 TraceCheckUtils]: 70: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:41,819 INFO L273 TraceCheckUtils]: 71: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:41,819 INFO L273 TraceCheckUtils]: 72: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:41,820 INFO L268 TraceCheckUtils]: 73: Hoare quadruple {16340#true} {16361#(<= 8 main_~k~0)} #56#return; {16361#(<= 8 main_~k~0)} is VALID [2018-11-19 00:06:41,820 INFO L273 TraceCheckUtils]: 74: Hoare triple {16361#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16362#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:41,820 INFO L273 TraceCheckUtils]: 75: Hoare triple {16362#(<= 7 main_~k~0)} assume true; {16362#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:41,821 INFO L273 TraceCheckUtils]: 76: Hoare triple {16362#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16362#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:41,821 INFO L256 TraceCheckUtils]: 77: Hoare triple {16362#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:41,821 INFO L273 TraceCheckUtils]: 78: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:41,821 INFO L273 TraceCheckUtils]: 79: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:41,821 INFO L273 TraceCheckUtils]: 80: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:41,822 INFO L268 TraceCheckUtils]: 81: Hoare quadruple {16340#true} {16362#(<= 7 main_~k~0)} #56#return; {16362#(<= 7 main_~k~0)} is VALID [2018-11-19 00:06:41,822 INFO L273 TraceCheckUtils]: 82: Hoare triple {16362#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16363#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:41,823 INFO L273 TraceCheckUtils]: 83: Hoare triple {16363#(<= 6 main_~k~0)} assume true; {16363#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:41,823 INFO L273 TraceCheckUtils]: 84: Hoare triple {16363#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16363#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:41,824 INFO L256 TraceCheckUtils]: 85: Hoare triple {16363#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:41,824 INFO L273 TraceCheckUtils]: 86: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:41,824 INFO L273 TraceCheckUtils]: 87: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:41,824 INFO L273 TraceCheckUtils]: 88: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:41,825 INFO L268 TraceCheckUtils]: 89: Hoare quadruple {16340#true} {16363#(<= 6 main_~k~0)} #56#return; {16363#(<= 6 main_~k~0)} is VALID [2018-11-19 00:06:41,826 INFO L273 TraceCheckUtils]: 90: Hoare triple {16363#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16364#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:41,826 INFO L273 TraceCheckUtils]: 91: Hoare triple {16364#(<= 5 main_~k~0)} assume true; {16364#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:41,827 INFO L273 TraceCheckUtils]: 92: Hoare triple {16364#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16364#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:41,827 INFO L256 TraceCheckUtils]: 93: Hoare triple {16364#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:41,827 INFO L273 TraceCheckUtils]: 94: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:41,828 INFO L273 TraceCheckUtils]: 95: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:41,828 INFO L273 TraceCheckUtils]: 96: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:41,834 INFO L268 TraceCheckUtils]: 97: Hoare quadruple {16340#true} {16364#(<= 5 main_~k~0)} #56#return; {16364#(<= 5 main_~k~0)} is VALID [2018-11-19 00:06:41,834 INFO L273 TraceCheckUtils]: 98: Hoare triple {16364#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16365#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:41,835 INFO L273 TraceCheckUtils]: 99: Hoare triple {16365#(<= 4 main_~k~0)} assume true; {16365#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:41,835 INFO L273 TraceCheckUtils]: 100: Hoare triple {16365#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16365#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:41,835 INFO L256 TraceCheckUtils]: 101: Hoare triple {16365#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:41,835 INFO L273 TraceCheckUtils]: 102: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:41,835 INFO L273 TraceCheckUtils]: 103: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:41,836 INFO L273 TraceCheckUtils]: 104: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:41,836 INFO L268 TraceCheckUtils]: 105: Hoare quadruple {16340#true} {16365#(<= 4 main_~k~0)} #56#return; {16365#(<= 4 main_~k~0)} is VALID [2018-11-19 00:06:41,836 INFO L273 TraceCheckUtils]: 106: Hoare triple {16365#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16366#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:41,837 INFO L273 TraceCheckUtils]: 107: Hoare triple {16366#(<= 3 main_~k~0)} assume true; {16366#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:41,837 INFO L273 TraceCheckUtils]: 108: Hoare triple {16366#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16366#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:41,837 INFO L256 TraceCheckUtils]: 109: Hoare triple {16366#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:41,837 INFO L273 TraceCheckUtils]: 110: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:41,837 INFO L273 TraceCheckUtils]: 111: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:41,837 INFO L273 TraceCheckUtils]: 112: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:41,838 INFO L268 TraceCheckUtils]: 113: Hoare quadruple {16340#true} {16366#(<= 3 main_~k~0)} #56#return; {16366#(<= 3 main_~k~0)} is VALID [2018-11-19 00:06:41,838 INFO L273 TraceCheckUtils]: 114: Hoare triple {16366#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16367#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:41,839 INFO L273 TraceCheckUtils]: 115: Hoare triple {16367#(<= 2 main_~k~0)} assume true; {16367#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:41,839 INFO L273 TraceCheckUtils]: 116: Hoare triple {16367#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16367#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:41,840 INFO L256 TraceCheckUtils]: 117: Hoare triple {16367#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16340#true} is VALID [2018-11-19 00:06:41,840 INFO L273 TraceCheckUtils]: 118: Hoare triple {16340#true} ~cond := #in~cond; {16340#true} is VALID [2018-11-19 00:06:41,840 INFO L273 TraceCheckUtils]: 119: Hoare triple {16340#true} assume !(0 == ~cond); {16340#true} is VALID [2018-11-19 00:06:41,840 INFO L273 TraceCheckUtils]: 120: Hoare triple {16340#true} assume true; {16340#true} is VALID [2018-11-19 00:06:41,841 INFO L268 TraceCheckUtils]: 121: Hoare quadruple {16340#true} {16367#(<= 2 main_~k~0)} #56#return; {16367#(<= 2 main_~k~0)} is VALID [2018-11-19 00:06:41,841 INFO L273 TraceCheckUtils]: 122: Hoare triple {16367#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {16368#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:41,842 INFO L273 TraceCheckUtils]: 123: Hoare triple {16368#(<= 1 main_~k~0)} assume true; {16368#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:41,842 INFO L273 TraceCheckUtils]: 124: Hoare triple {16368#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {16368#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:41,843 INFO L256 TraceCheckUtils]: 125: Hoare triple {16368#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {16761#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:06:41,843 INFO L273 TraceCheckUtils]: 126: Hoare triple {16761#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {16765#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:06:41,843 INFO L273 TraceCheckUtils]: 127: Hoare triple {16765#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {16341#false} is VALID [2018-11-19 00:06:41,844 INFO L273 TraceCheckUtils]: 128: Hoare triple {16341#false} assume !false; {16341#false} is VALID [2018-11-19 00:06:41,859 INFO L134 CoverageAnalysis]: Checked inductivity of 677 backedges. 21 proven. 466 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2018-11-19 00:06:41,878 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:06:41,879 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 31] total 45 [2018-11-19 00:06:41,879 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 129 [2018-11-19 00:06:41,879 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:06:41,879 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 45 states. [2018-11-19 00:06:42,013 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 132 edges. 132 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:06:42,014 INFO L459 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-11-19 00:06:42,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-11-19 00:06:42,015 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=324, Invalid=1656, Unknown=0, NotChecked=0, Total=1980 [2018-11-19 00:06:42,015 INFO L87 Difference]: Start difference. First operand 132 states and 133 transitions. Second operand 45 states. [2018-11-19 00:06:46,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:46,401 INFO L93 Difference]: Finished difference Result 147 states and 149 transitions. [2018-11-19 00:06:46,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-11-19 00:06:46,401 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 129 [2018-11-19 00:06:46,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:06:46,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-11-19 00:06:46,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 116 transitions. [2018-11-19 00:06:46,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2018-11-19 00:06:46,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 116 transitions. [2018-11-19 00:06:46,405 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 34 states and 116 transitions. [2018-11-19 00:06:46,536 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 116 edges. 116 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:06:46,539 INFO L225 Difference]: With dead ends: 147 [2018-11-19 00:06:46,539 INFO L226 Difference]: Without dead ends: 145 [2018-11-19 00:06:46,540 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 115 SyntacticMatches, 2 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1212 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=875, Invalid=4095, Unknown=0, NotChecked=0, Total=4970 [2018-11-19 00:06:46,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2018-11-19 00:06:46,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 140. [2018-11-19 00:06:46,840 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:06:46,840 INFO L82 GeneralOperation]: Start isEquivalent. First operand 145 states. Second operand 140 states. [2018-11-19 00:06:46,841 INFO L74 IsIncluded]: Start isIncluded. First operand 145 states. Second operand 140 states. [2018-11-19 00:06:46,841 INFO L87 Difference]: Start difference. First operand 145 states. Second operand 140 states. [2018-11-19 00:06:46,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:46,844 INFO L93 Difference]: Finished difference Result 145 states and 147 transitions. [2018-11-19 00:06:46,844 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 147 transitions. [2018-11-19 00:06:46,845 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:06:46,845 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:06:46,845 INFO L74 IsIncluded]: Start isIncluded. First operand 140 states. Second operand 145 states. [2018-11-19 00:06:46,845 INFO L87 Difference]: Start difference. First operand 140 states. Second operand 145 states. [2018-11-19 00:06:46,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:06:46,848 INFO L93 Difference]: Finished difference Result 145 states and 147 transitions. [2018-11-19 00:06:46,848 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 147 transitions. [2018-11-19 00:06:46,848 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:06:46,848 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:06:46,848 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:06:46,849 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:06:46,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-11-19 00:06:46,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 141 transitions. [2018-11-19 00:06:46,851 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 141 transitions. Word has length 129 [2018-11-19 00:06:46,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:06:46,851 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 141 transitions. [2018-11-19 00:06:46,852 INFO L481 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-11-19 00:06:46,852 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 141 transitions. [2018-11-19 00:06:46,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2018-11-19 00:06:46,853 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:06:46,853 INFO L375 BasicCegarLoop]: trace histogram [14, 13, 13, 13, 13, 13, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:06:46,853 INFO L423 AbstractCegarLoop]: === Iteration 27 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:06:46,853 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:06:46,853 INFO L82 PathProgramCache]: Analyzing trace with hash 1445867854, now seen corresponding path program 23 times [2018-11-19 00:06:46,853 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:06:46,854 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:06:46,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:06:46,854 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:06:46,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:06:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:48,204 INFO L256 TraceCheckUtils]: 0: Hoare triple {17516#true} call ULTIMATE.init(); {17516#true} is VALID [2018-11-19 00:06:48,204 INFO L273 TraceCheckUtils]: 1: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:48,205 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {17516#true} {17516#true} #52#return; {17516#true} is VALID [2018-11-19 00:06:48,205 INFO L256 TraceCheckUtils]: 3: Hoare triple {17516#true} call #t~ret5 := main(); {17516#true} is VALID [2018-11-19 00:06:48,205 INFO L273 TraceCheckUtils]: 4: Hoare triple {17516#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {17516#true} is VALID [2018-11-19 00:06:48,206 INFO L273 TraceCheckUtils]: 5: Hoare triple {17516#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {17518#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:48,206 INFO L273 TraceCheckUtils]: 6: Hoare triple {17518#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {17518#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:48,207 INFO L273 TraceCheckUtils]: 7: Hoare triple {17518#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17519#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,207 INFO L273 TraceCheckUtils]: 8: Hoare triple {17519#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {17519#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,208 INFO L273 TraceCheckUtils]: 9: Hoare triple {17519#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17520#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,208 INFO L273 TraceCheckUtils]: 10: Hoare triple {17520#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {17520#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,209 INFO L273 TraceCheckUtils]: 11: Hoare triple {17520#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17521#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,210 INFO L273 TraceCheckUtils]: 12: Hoare triple {17521#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {17521#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,211 INFO L273 TraceCheckUtils]: 13: Hoare triple {17521#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17522#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,211 INFO L273 TraceCheckUtils]: 14: Hoare triple {17522#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {17522#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,212 INFO L273 TraceCheckUtils]: 15: Hoare triple {17522#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17523#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:06:48,213 INFO L273 TraceCheckUtils]: 16: Hoare triple {17523#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {17523#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:06:48,213 INFO L273 TraceCheckUtils]: 17: Hoare triple {17523#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17524#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,214 INFO L273 TraceCheckUtils]: 18: Hoare triple {17524#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume true; {17524#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,215 INFO L273 TraceCheckUtils]: 19: Hoare triple {17524#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17525#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,216 INFO L273 TraceCheckUtils]: 20: Hoare triple {17525#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume true; {17525#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,217 INFO L273 TraceCheckUtils]: 21: Hoare triple {17525#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17526#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,217 INFO L273 TraceCheckUtils]: 22: Hoare triple {17526#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume true; {17526#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,218 INFO L273 TraceCheckUtils]: 23: Hoare triple {17526#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17527#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,219 INFO L273 TraceCheckUtils]: 24: Hoare triple {17527#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume true; {17527#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,219 INFO L273 TraceCheckUtils]: 25: Hoare triple {17527#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17528#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,220 INFO L273 TraceCheckUtils]: 26: Hoare triple {17528#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume true; {17528#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,221 INFO L273 TraceCheckUtils]: 27: Hoare triple {17528#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17529#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,222 INFO L273 TraceCheckUtils]: 28: Hoare triple {17529#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} assume true; {17529#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,222 INFO L273 TraceCheckUtils]: 29: Hoare triple {17529#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17530#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,223 INFO L273 TraceCheckUtils]: 30: Hoare triple {17530#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} assume true; {17530#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,224 INFO L273 TraceCheckUtils]: 31: Hoare triple {17530#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17531#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,225 INFO L273 TraceCheckUtils]: 32: Hoare triple {17531#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} assume true; {17531#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,225 INFO L273 TraceCheckUtils]: 33: Hoare triple {17531#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} assume !(~i~0 < ~n~0); {17531#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,226 INFO L273 TraceCheckUtils]: 34: Hoare triple {17531#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} ~j~0 := 0; {17532#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 13)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,227 INFO L273 TraceCheckUtils]: 35: Hoare triple {17532#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 13)) (<= 1 main_~n~0))} assume true; {17532#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 13)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:06:48,228 INFO L273 TraceCheckUtils]: 36: Hoare triple {17532#(and (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 13)) (<= 1 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17533#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} is VALID [2018-11-19 00:06:48,228 INFO L256 TraceCheckUtils]: 37: Hoare triple {17533#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:48,229 INFO L273 TraceCheckUtils]: 38: Hoare triple {17516#true} ~cond := #in~cond; {17534#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:06:48,229 INFO L273 TraceCheckUtils]: 39: Hoare triple {17534#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {17535#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:48,230 INFO L273 TraceCheckUtils]: 40: Hoare triple {17535#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {17535#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:48,230 INFO L268 TraceCheckUtils]: 41: Hoare quadruple {17535#(not (= |__VERIFIER_assert_#in~cond| 0))} {17533#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} #56#return; {17533#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} is VALID [2018-11-19 00:06:48,231 INFO L273 TraceCheckUtils]: 42: Hoare triple {17533#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17536#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:06:48,232 INFO L273 TraceCheckUtils]: 43: Hoare triple {17536#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} assume true; {17536#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:06:48,232 INFO L273 TraceCheckUtils]: 44: Hoare triple {17536#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17536#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:06:48,233 INFO L256 TraceCheckUtils]: 45: Hoare triple {17536#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:48,233 INFO L273 TraceCheckUtils]: 46: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:48,233 INFO L273 TraceCheckUtils]: 47: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:48,233 INFO L273 TraceCheckUtils]: 48: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:48,234 INFO L268 TraceCheckUtils]: 49: Hoare quadruple {17516#true} {17536#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} #56#return; {17536#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:06:48,235 INFO L273 TraceCheckUtils]: 50: Hoare triple {17536#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17537#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:06:48,235 INFO L273 TraceCheckUtils]: 51: Hoare triple {17537#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} assume true; {17537#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:06:48,235 INFO L273 TraceCheckUtils]: 52: Hoare triple {17537#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17537#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:06:48,236 INFO L256 TraceCheckUtils]: 53: Hoare triple {17537#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:48,236 INFO L273 TraceCheckUtils]: 54: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:48,236 INFO L273 TraceCheckUtils]: 55: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:48,236 INFO L273 TraceCheckUtils]: 56: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:48,236 INFO L268 TraceCheckUtils]: 57: Hoare quadruple {17516#true} {17537#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} #56#return; {17537#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:06:48,237 INFO L273 TraceCheckUtils]: 58: Hoare triple {17537#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17538#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:06:48,238 INFO L273 TraceCheckUtils]: 59: Hoare triple {17538#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} assume true; {17538#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:06:48,238 INFO L273 TraceCheckUtils]: 60: Hoare triple {17538#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17538#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:06:48,238 INFO L256 TraceCheckUtils]: 61: Hoare triple {17538#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:48,238 INFO L273 TraceCheckUtils]: 62: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:48,239 INFO L273 TraceCheckUtils]: 63: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:48,239 INFO L273 TraceCheckUtils]: 64: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:48,239 INFO L268 TraceCheckUtils]: 65: Hoare quadruple {17516#true} {17538#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} #56#return; {17538#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:06:48,241 INFO L273 TraceCheckUtils]: 66: Hoare triple {17538#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17539#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:06:48,241 INFO L273 TraceCheckUtils]: 67: Hoare triple {17539#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} assume true; {17539#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:06:48,242 INFO L273 TraceCheckUtils]: 68: Hoare triple {17539#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17539#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:06:48,242 INFO L256 TraceCheckUtils]: 69: Hoare triple {17539#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:48,242 INFO L273 TraceCheckUtils]: 70: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:48,242 INFO L273 TraceCheckUtils]: 71: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:48,242 INFO L273 TraceCheckUtils]: 72: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:48,243 INFO L268 TraceCheckUtils]: 73: Hoare quadruple {17516#true} {17539#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #56#return; {17539#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:06:48,244 INFO L273 TraceCheckUtils]: 74: Hoare triple {17539#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17540#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:06:48,245 INFO L273 TraceCheckUtils]: 75: Hoare triple {17540#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume true; {17540#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:06:48,245 INFO L273 TraceCheckUtils]: 76: Hoare triple {17540#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17540#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:06:48,246 INFO L256 TraceCheckUtils]: 77: Hoare triple {17540#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:48,246 INFO L273 TraceCheckUtils]: 78: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:48,246 INFO L273 TraceCheckUtils]: 79: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:48,246 INFO L273 TraceCheckUtils]: 80: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:48,247 INFO L268 TraceCheckUtils]: 81: Hoare quadruple {17516#true} {17540#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #56#return; {17540#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:06:48,248 INFO L273 TraceCheckUtils]: 82: Hoare triple {17540#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17541#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:48,248 INFO L273 TraceCheckUtils]: 83: Hoare triple {17541#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {17541#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:48,248 INFO L273 TraceCheckUtils]: 84: Hoare triple {17541#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17541#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:48,249 INFO L256 TraceCheckUtils]: 85: Hoare triple {17541#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:48,249 INFO L273 TraceCheckUtils]: 86: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:48,249 INFO L273 TraceCheckUtils]: 87: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:48,249 INFO L273 TraceCheckUtils]: 88: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:48,249 INFO L268 TraceCheckUtils]: 89: Hoare quadruple {17516#true} {17541#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #56#return; {17541#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:48,271 INFO L273 TraceCheckUtils]: 90: Hoare triple {17541#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17542#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:06:48,274 INFO L273 TraceCheckUtils]: 91: Hoare triple {17542#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume true; {17542#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:06:48,275 INFO L273 TraceCheckUtils]: 92: Hoare triple {17542#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17542#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:06:48,275 INFO L256 TraceCheckUtils]: 93: Hoare triple {17542#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:48,275 INFO L273 TraceCheckUtils]: 94: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:48,275 INFO L273 TraceCheckUtils]: 95: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:48,275 INFO L273 TraceCheckUtils]: 96: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:48,276 INFO L268 TraceCheckUtils]: 97: Hoare quadruple {17516#true} {17542#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #56#return; {17542#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:06:48,277 INFO L273 TraceCheckUtils]: 98: Hoare triple {17542#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17543#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:06:48,277 INFO L273 TraceCheckUtils]: 99: Hoare triple {17543#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume true; {17543#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:06:48,277 INFO L273 TraceCheckUtils]: 100: Hoare triple {17543#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17543#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:06:48,277 INFO L256 TraceCheckUtils]: 101: Hoare triple {17543#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:48,277 INFO L273 TraceCheckUtils]: 102: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:48,278 INFO L273 TraceCheckUtils]: 103: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:48,278 INFO L273 TraceCheckUtils]: 104: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:48,278 INFO L268 TraceCheckUtils]: 105: Hoare quadruple {17516#true} {17543#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #56#return; {17543#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:06:48,279 INFO L273 TraceCheckUtils]: 106: Hoare triple {17543#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17544#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:06:48,280 INFO L273 TraceCheckUtils]: 107: Hoare triple {17544#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume true; {17544#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:06:48,280 INFO L273 TraceCheckUtils]: 108: Hoare triple {17544#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17544#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:06:48,280 INFO L256 TraceCheckUtils]: 109: Hoare triple {17544#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:48,281 INFO L273 TraceCheckUtils]: 110: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:48,281 INFO L273 TraceCheckUtils]: 111: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:48,281 INFO L273 TraceCheckUtils]: 112: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:48,282 INFO L268 TraceCheckUtils]: 113: Hoare quadruple {17516#true} {17544#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #56#return; {17544#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:06:48,283 INFO L273 TraceCheckUtils]: 114: Hoare triple {17544#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17545#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:06:48,283 INFO L273 TraceCheckUtils]: 115: Hoare triple {17545#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {17545#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:06:48,284 INFO L273 TraceCheckUtils]: 116: Hoare triple {17545#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17545#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:06:48,284 INFO L256 TraceCheckUtils]: 117: Hoare triple {17545#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:48,284 INFO L273 TraceCheckUtils]: 118: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:48,284 INFO L273 TraceCheckUtils]: 119: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:48,285 INFO L273 TraceCheckUtils]: 120: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:48,285 INFO L268 TraceCheckUtils]: 121: Hoare quadruple {17516#true} {17545#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {17545#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:06:48,286 INFO L273 TraceCheckUtils]: 122: Hoare triple {17545#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17546#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:06:48,286 INFO L273 TraceCheckUtils]: 123: Hoare triple {17546#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {17546#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:06:48,287 INFO L273 TraceCheckUtils]: 124: Hoare triple {17546#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17546#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:06:48,287 INFO L256 TraceCheckUtils]: 125: Hoare triple {17546#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:48,287 INFO L273 TraceCheckUtils]: 126: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:48,287 INFO L273 TraceCheckUtils]: 127: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:48,287 INFO L273 TraceCheckUtils]: 128: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:48,288 INFO L268 TraceCheckUtils]: 129: Hoare quadruple {17516#true} {17546#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {17546#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:06:48,288 INFO L273 TraceCheckUtils]: 130: Hoare triple {17546#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17547#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:48,289 INFO L273 TraceCheckUtils]: 131: Hoare triple {17547#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {17547#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:06:48,290 INFO L273 TraceCheckUtils]: 132: Hoare triple {17547#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17548#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:48,291 INFO L256 TraceCheckUtils]: 133: Hoare triple {17548#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17535#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:48,292 INFO L273 TraceCheckUtils]: 134: Hoare triple {17535#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {17549#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:06:48,292 INFO L273 TraceCheckUtils]: 135: Hoare triple {17549#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {17517#false} is VALID [2018-11-19 00:06:48,292 INFO L273 TraceCheckUtils]: 136: Hoare triple {17517#false} assume !false; {17517#false} is VALID [2018-11-19 00:06:48,338 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 287 proven. 252 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2018-11-19 00:06:48,338 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:06:48,339 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:06:48,347 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-19 00:06:48,399 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2018-11-19 00:06:48,399 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:06:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:06:48,424 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:06:50,603 INFO L256 TraceCheckUtils]: 0: Hoare triple {17516#true} call ULTIMATE.init(); {17516#true} is VALID [2018-11-19 00:06:50,604 INFO L273 TraceCheckUtils]: 1: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:50,604 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {17516#true} {17516#true} #52#return; {17516#true} is VALID [2018-11-19 00:06:50,604 INFO L256 TraceCheckUtils]: 3: Hoare triple {17516#true} call #t~ret5 := main(); {17516#true} is VALID [2018-11-19 00:06:50,604 INFO L273 TraceCheckUtils]: 4: Hoare triple {17516#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {17516#true} is VALID [2018-11-19 00:06:50,605 INFO L273 TraceCheckUtils]: 5: Hoare triple {17516#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {17518#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:50,606 INFO L273 TraceCheckUtils]: 6: Hoare triple {17518#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {17518#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:06:50,606 INFO L273 TraceCheckUtils]: 7: Hoare triple {17518#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17574#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:06:50,607 INFO L273 TraceCheckUtils]: 8: Hoare triple {17574#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {17574#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:06:50,607 INFO L273 TraceCheckUtils]: 9: Hoare triple {17574#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17581#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:06:50,608 INFO L273 TraceCheckUtils]: 10: Hoare triple {17581#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {17581#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:06:50,609 INFO L273 TraceCheckUtils]: 11: Hoare triple {17581#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17588#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:06:50,609 INFO L273 TraceCheckUtils]: 12: Hoare triple {17588#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {17588#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:06:50,610 INFO L273 TraceCheckUtils]: 13: Hoare triple {17588#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17595#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:06:50,611 INFO L273 TraceCheckUtils]: 14: Hoare triple {17595#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {17595#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:06:50,612 INFO L273 TraceCheckUtils]: 15: Hoare triple {17595#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17602#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:06:50,613 INFO L273 TraceCheckUtils]: 16: Hoare triple {17602#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {17602#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:06:50,614 INFO L273 TraceCheckUtils]: 17: Hoare triple {17602#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17609#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:06:50,614 INFO L273 TraceCheckUtils]: 18: Hoare triple {17609#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {17609#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:06:50,615 INFO L273 TraceCheckUtils]: 19: Hoare triple {17609#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17616#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:06:50,616 INFO L273 TraceCheckUtils]: 20: Hoare triple {17616#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {17616#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:06:50,617 INFO L273 TraceCheckUtils]: 21: Hoare triple {17616#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17623#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:06:50,617 INFO L273 TraceCheckUtils]: 22: Hoare triple {17623#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume true; {17623#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:06:50,618 INFO L273 TraceCheckUtils]: 23: Hoare triple {17623#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17630#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:06:50,619 INFO L273 TraceCheckUtils]: 24: Hoare triple {17630#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume true; {17630#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:06:50,620 INFO L273 TraceCheckUtils]: 25: Hoare triple {17630#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17637#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:06:50,621 INFO L273 TraceCheckUtils]: 26: Hoare triple {17637#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume true; {17637#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:06:50,622 INFO L273 TraceCheckUtils]: 27: Hoare triple {17637#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17644#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} is VALID [2018-11-19 00:06:50,622 INFO L273 TraceCheckUtils]: 28: Hoare triple {17644#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} assume true; {17644#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} is VALID [2018-11-19 00:06:50,623 INFO L273 TraceCheckUtils]: 29: Hoare triple {17644#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17651#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} is VALID [2018-11-19 00:06:50,624 INFO L273 TraceCheckUtils]: 30: Hoare triple {17651#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} assume true; {17651#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} is VALID [2018-11-19 00:06:50,625 INFO L273 TraceCheckUtils]: 31: Hoare triple {17651#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {17658#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:06:50,626 INFO L273 TraceCheckUtils]: 32: Hoare triple {17658#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} assume true; {17658#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:06:50,626 INFO L273 TraceCheckUtils]: 33: Hoare triple {17658#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} assume !(~i~0 < ~n~0); {17658#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:06:50,627 INFO L273 TraceCheckUtils]: 34: Hoare triple {17658#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} ~j~0 := 0; {17668#(and (<= 0 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:06:50,628 INFO L273 TraceCheckUtils]: 35: Hoare triple {17668#(and (<= 0 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} assume true; {17668#(and (<= 0 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:06:50,628 INFO L273 TraceCheckUtils]: 36: Hoare triple {17668#(and (<= 0 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17668#(and (<= 0 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:06:50,629 INFO L256 TraceCheckUtils]: 37: Hoare triple {17668#(and (<= 0 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:50,629 INFO L273 TraceCheckUtils]: 38: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:50,629 INFO L273 TraceCheckUtils]: 39: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:50,629 INFO L273 TraceCheckUtils]: 40: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:50,630 INFO L268 TraceCheckUtils]: 41: Hoare quadruple {17516#true} {17668#(and (<= 0 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} #56#return; {17668#(and (<= 0 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:06:50,634 INFO L273 TraceCheckUtils]: 42: Hoare triple {17668#(and (<= 0 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 13)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17693#(and (<= 25 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:06:50,634 INFO L273 TraceCheckUtils]: 43: Hoare triple {17693#(and (<= 25 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} assume true; {17693#(and (<= 25 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:06:50,635 INFO L273 TraceCheckUtils]: 44: Hoare triple {17693#(and (<= 25 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17693#(and (<= 25 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:06:50,635 INFO L256 TraceCheckUtils]: 45: Hoare triple {17693#(and (<= 25 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:50,635 INFO L273 TraceCheckUtils]: 46: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:50,635 INFO L273 TraceCheckUtils]: 47: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:50,635 INFO L273 TraceCheckUtils]: 48: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:50,635 INFO L268 TraceCheckUtils]: 49: Hoare quadruple {17516#true} {17693#(and (<= 25 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} #56#return; {17693#(and (<= 25 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:06:50,636 INFO L273 TraceCheckUtils]: 50: Hoare triple {17693#(and (<= 25 main_~n~0) (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 14)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17718#(and (<= 2 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:06:50,636 INFO L273 TraceCheckUtils]: 51: Hoare triple {17718#(and (<= 2 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume true; {17718#(and (<= 2 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:06:50,637 INFO L273 TraceCheckUtils]: 52: Hoare triple {17718#(and (<= 2 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17718#(and (<= 2 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:06:50,637 INFO L256 TraceCheckUtils]: 53: Hoare triple {17718#(and (<= 2 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:50,637 INFO L273 TraceCheckUtils]: 54: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:50,638 INFO L273 TraceCheckUtils]: 55: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:50,638 INFO L273 TraceCheckUtils]: 56: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:50,639 INFO L268 TraceCheckUtils]: 57: Hoare quadruple {17516#true} {17718#(and (<= 2 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #56#return; {17718#(and (<= 2 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:06:50,639 INFO L273 TraceCheckUtils]: 58: Hoare triple {17718#(and (<= 2 main_~j~0) (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17743#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 3 main_~j~0))} is VALID [2018-11-19 00:06:50,640 INFO L273 TraceCheckUtils]: 59: Hoare triple {17743#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 3 main_~j~0))} assume true; {17743#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 3 main_~j~0))} is VALID [2018-11-19 00:06:50,640 INFO L273 TraceCheckUtils]: 60: Hoare triple {17743#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 3 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17743#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 3 main_~j~0))} is VALID [2018-11-19 00:06:50,640 INFO L256 TraceCheckUtils]: 61: Hoare triple {17743#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 3 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:50,640 INFO L273 TraceCheckUtils]: 62: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:50,641 INFO L273 TraceCheckUtils]: 63: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:50,641 INFO L273 TraceCheckUtils]: 64: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:50,641 INFO L268 TraceCheckUtils]: 65: Hoare quadruple {17516#true} {17743#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 3 main_~j~0))} #56#return; {17743#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 3 main_~j~0))} is VALID [2018-11-19 00:06:50,642 INFO L273 TraceCheckUtils]: 66: Hoare triple {17743#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 3 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17768#(and (<= 25 main_~n~0) (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)))} is VALID [2018-11-19 00:06:50,642 INFO L273 TraceCheckUtils]: 67: Hoare triple {17768#(and (<= 25 main_~n~0) (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)))} assume true; {17768#(and (<= 25 main_~n~0) (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)))} is VALID [2018-11-19 00:06:50,643 INFO L273 TraceCheckUtils]: 68: Hoare triple {17768#(and (<= 25 main_~n~0) (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17768#(and (<= 25 main_~n~0) (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)))} is VALID [2018-11-19 00:06:50,643 INFO L256 TraceCheckUtils]: 69: Hoare triple {17768#(and (<= 25 main_~n~0) (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:50,643 INFO L273 TraceCheckUtils]: 70: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:50,644 INFO L273 TraceCheckUtils]: 71: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:50,644 INFO L273 TraceCheckUtils]: 72: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:50,644 INFO L268 TraceCheckUtils]: 73: Hoare quadruple {17516#true} {17768#(and (<= 25 main_~n~0) (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)))} #56#return; {17768#(and (<= 25 main_~n~0) (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)))} is VALID [2018-11-19 00:06:50,645 INFO L273 TraceCheckUtils]: 74: Hoare triple {17768#(and (<= 25 main_~n~0) (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17793#(and (<= 25 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:06:50,646 INFO L273 TraceCheckUtils]: 75: Hoare triple {17793#(and (<= 25 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} assume true; {17793#(and (<= 25 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:06:50,647 INFO L273 TraceCheckUtils]: 76: Hoare triple {17793#(and (<= 25 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17793#(and (<= 25 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:06:50,647 INFO L256 TraceCheckUtils]: 77: Hoare triple {17793#(and (<= 25 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:50,647 INFO L273 TraceCheckUtils]: 78: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:50,648 INFO L273 TraceCheckUtils]: 79: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:50,648 INFO L273 TraceCheckUtils]: 80: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:50,648 INFO L268 TraceCheckUtils]: 81: Hoare quadruple {17516#true} {17793#(and (<= 25 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} #56#return; {17793#(and (<= 25 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:06:50,649 INFO L273 TraceCheckUtils]: 82: Hoare triple {17793#(and (<= 25 main_~n~0) (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 18)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17818#(and (<= 25 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)))} is VALID [2018-11-19 00:06:50,650 INFO L273 TraceCheckUtils]: 83: Hoare triple {17818#(and (<= 25 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)))} assume true; {17818#(and (<= 25 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)))} is VALID [2018-11-19 00:06:50,651 INFO L273 TraceCheckUtils]: 84: Hoare triple {17818#(and (<= 25 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17818#(and (<= 25 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)))} is VALID [2018-11-19 00:06:50,651 INFO L256 TraceCheckUtils]: 85: Hoare triple {17818#(and (<= 25 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:50,651 INFO L273 TraceCheckUtils]: 86: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:50,652 INFO L273 TraceCheckUtils]: 87: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:50,652 INFO L273 TraceCheckUtils]: 88: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:50,652 INFO L268 TraceCheckUtils]: 89: Hoare quadruple {17516#true} {17818#(and (<= 25 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)))} #56#return; {17818#(and (<= 25 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)))} is VALID [2018-11-19 00:06:50,653 INFO L273 TraceCheckUtils]: 90: Hoare triple {17818#(and (<= 25 main_~n~0) (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17843#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 7 main_~j~0))} is VALID [2018-11-19 00:06:50,654 INFO L273 TraceCheckUtils]: 91: Hoare triple {17843#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 7 main_~j~0))} assume true; {17843#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 7 main_~j~0))} is VALID [2018-11-19 00:06:50,655 INFO L273 TraceCheckUtils]: 92: Hoare triple {17843#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 7 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17843#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 7 main_~j~0))} is VALID [2018-11-19 00:06:50,655 INFO L256 TraceCheckUtils]: 93: Hoare triple {17843#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 7 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:50,655 INFO L273 TraceCheckUtils]: 94: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:50,656 INFO L273 TraceCheckUtils]: 95: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:50,656 INFO L273 TraceCheckUtils]: 96: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:50,656 INFO L268 TraceCheckUtils]: 97: Hoare quadruple {17516#true} {17843#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 7 main_~j~0))} #56#return; {17843#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 7 main_~j~0))} is VALID [2018-11-19 00:06:50,657 INFO L273 TraceCheckUtils]: 98: Hoare triple {17843#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 7 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17868#(and (<= 25 main_~n~0) (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:06:50,658 INFO L273 TraceCheckUtils]: 99: Hoare triple {17868#(and (<= 25 main_~n~0) (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} assume true; {17868#(and (<= 25 main_~n~0) (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:06:50,659 INFO L273 TraceCheckUtils]: 100: Hoare triple {17868#(and (<= 25 main_~n~0) (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17868#(and (<= 25 main_~n~0) (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:06:50,659 INFO L256 TraceCheckUtils]: 101: Hoare triple {17868#(and (<= 25 main_~n~0) (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:50,659 INFO L273 TraceCheckUtils]: 102: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:50,659 INFO L273 TraceCheckUtils]: 103: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:50,660 INFO L273 TraceCheckUtils]: 104: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:50,660 INFO L268 TraceCheckUtils]: 105: Hoare quadruple {17516#true} {17868#(and (<= 25 main_~n~0) (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} #56#return; {17868#(and (<= 25 main_~n~0) (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:06:50,661 INFO L273 TraceCheckUtils]: 106: Hoare triple {17868#(and (<= 25 main_~n~0) (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 21)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17893#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 22)) (<= 9 main_~j~0))} is VALID [2018-11-19 00:06:50,662 INFO L273 TraceCheckUtils]: 107: Hoare triple {17893#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 22)) (<= 9 main_~j~0))} assume true; {17893#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 22)) (<= 9 main_~j~0))} is VALID [2018-11-19 00:06:50,662 INFO L273 TraceCheckUtils]: 108: Hoare triple {17893#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 22)) (<= 9 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17893#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 22)) (<= 9 main_~j~0))} is VALID [2018-11-19 00:06:50,663 INFO L256 TraceCheckUtils]: 109: Hoare triple {17893#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 22)) (<= 9 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:50,663 INFO L273 TraceCheckUtils]: 110: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:50,663 INFO L273 TraceCheckUtils]: 111: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:50,663 INFO L273 TraceCheckUtils]: 112: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:50,663 INFO L268 TraceCheckUtils]: 113: Hoare quadruple {17516#true} {17893#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 22)) (<= 9 main_~j~0))} #56#return; {17893#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 22)) (<= 9 main_~j~0))} is VALID [2018-11-19 00:06:50,664 INFO L273 TraceCheckUtils]: 114: Hoare triple {17893#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 22)) (<= 9 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17918#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 10 main_~j~0))} is VALID [2018-11-19 00:06:50,665 INFO L273 TraceCheckUtils]: 115: Hoare triple {17918#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 10 main_~j~0))} assume true; {17918#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 10 main_~j~0))} is VALID [2018-11-19 00:06:50,665 INFO L273 TraceCheckUtils]: 116: Hoare triple {17918#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 10 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17918#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 10 main_~j~0))} is VALID [2018-11-19 00:06:50,666 INFO L256 TraceCheckUtils]: 117: Hoare triple {17918#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 10 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:50,666 INFO L273 TraceCheckUtils]: 118: Hoare triple {17516#true} ~cond := #in~cond; {17516#true} is VALID [2018-11-19 00:06:50,666 INFO L273 TraceCheckUtils]: 119: Hoare triple {17516#true} assume !(0 == ~cond); {17516#true} is VALID [2018-11-19 00:06:50,666 INFO L273 TraceCheckUtils]: 120: Hoare triple {17516#true} assume true; {17516#true} is VALID [2018-11-19 00:06:50,667 INFO L268 TraceCheckUtils]: 121: Hoare quadruple {17516#true} {17918#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 10 main_~j~0))} #56#return; {17918#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 10 main_~j~0))} is VALID [2018-11-19 00:06:50,668 INFO L273 TraceCheckUtils]: 122: Hoare triple {17918#(and (<= 25 main_~n~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 10 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17943#(and (<= 25 main_~n~0) (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 24)))} is VALID [2018-11-19 00:06:50,669 INFO L273 TraceCheckUtils]: 123: Hoare triple {17943#(and (<= 25 main_~n~0) (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 24)))} assume true; {17943#(and (<= 25 main_~n~0) (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 24)))} is VALID [2018-11-19 00:06:50,669 INFO L273 TraceCheckUtils]: 124: Hoare triple {17943#(and (<= 25 main_~n~0) (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 24)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17943#(and (<= 25 main_~n~0) (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 24)))} is VALID [2018-11-19 00:06:50,670 INFO L256 TraceCheckUtils]: 125: Hoare triple {17943#(and (<= 25 main_~n~0) (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 24)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17516#true} is VALID [2018-11-19 00:06:50,670 INFO L273 TraceCheckUtils]: 126: Hoare triple {17516#true} ~cond := #in~cond; {17534#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:06:50,671 INFO L273 TraceCheckUtils]: 127: Hoare triple {17534#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {17535#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:50,673 INFO L273 TraceCheckUtils]: 128: Hoare triple {17535#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {17535#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:06:50,674 INFO L268 TraceCheckUtils]: 129: Hoare quadruple {17535#(not (= |__VERIFIER_assert_#in~cond| 0))} {17943#(and (<= 25 main_~n~0) (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 24)))} #56#return; {17943#(and (<= 25 main_~n~0) (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 24)))} is VALID [2018-11-19 00:06:50,675 INFO L273 TraceCheckUtils]: 130: Hoare triple {17943#(and (<= 25 main_~n~0) (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 24)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {17968#(and (<= 25 main_~n~0) (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)))} is VALID [2018-11-19 00:06:50,676 INFO L273 TraceCheckUtils]: 131: Hoare triple {17968#(and (<= 25 main_~n~0) (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)))} assume true; {17968#(and (<= 25 main_~n~0) (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)))} is VALID [2018-11-19 00:06:50,676 INFO L273 TraceCheckUtils]: 132: Hoare triple {17968#(and (<= 25 main_~n~0) (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {17548#(<= 1 main_~k~0)} is VALID [2018-11-19 00:06:50,677 INFO L256 TraceCheckUtils]: 133: Hoare triple {17548#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {17978#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:06:50,677 INFO L273 TraceCheckUtils]: 134: Hoare triple {17978#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {17982#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:06:50,678 INFO L273 TraceCheckUtils]: 135: Hoare triple {17982#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {17517#false} is VALID [2018-11-19 00:06:50,678 INFO L273 TraceCheckUtils]: 136: Hoare triple {17517#false} assume !false; {17517#false} is VALID [2018-11-19 00:06:50,707 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 56 proven. 483 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2018-11-19 00:06:50,726 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:06:50,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34] total 62 [2018-11-19 00:06:50,727 INFO L78 Accepts]: Start accepts. Automaton has 62 states. Word has length 137 [2018-11-19 00:06:50,727 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:06:50,727 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 62 states. [2018-11-19 00:06:50,963 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 200 edges. 200 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:06:50,963 INFO L459 AbstractCegarLoop]: Interpolant automaton has 62 states [2018-11-19 00:06:50,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2018-11-19 00:06:50,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=400, Invalid=3382, Unknown=0, NotChecked=0, Total=3782 [2018-11-19 00:06:50,964 INFO L87 Difference]: Start difference. First operand 140 states and 141 transitions. Second operand 62 states. [2018-11-19 00:07:00,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:07:00,264 INFO L93 Difference]: Finished difference Result 259 states and 264 transitions. [2018-11-19 00:07:00,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-11-19 00:07:00,264 INFO L78 Accepts]: Start accepts. Automaton has 62 states. Word has length 137 [2018-11-19 00:07:00,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:07:00,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-11-19 00:07:00,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 133 transitions. [2018-11-19 00:07:00,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2018-11-19 00:07:00,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 133 transitions. [2018-11-19 00:07:00,269 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 37 states and 133 transitions. [2018-11-19 00:07:00,512 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 133 edges. 133 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:07:00,515 INFO L225 Difference]: With dead ends: 259 [2018-11-19 00:07:00,515 INFO L226 Difference]: Without dead ends: 152 [2018-11-19 00:07:00,516 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 108 SyntacticMatches, 4 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1597 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=605, Invalid=5557, Unknown=0, NotChecked=0, Total=6162 [2018-11-19 00:07:00,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2018-11-19 00:07:00,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 142. [2018-11-19 00:07:00,934 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:07:00,934 INFO L82 GeneralOperation]: Start isEquivalent. First operand 152 states. Second operand 142 states. [2018-11-19 00:07:00,934 INFO L74 IsIncluded]: Start isIncluded. First operand 152 states. Second operand 142 states. [2018-11-19 00:07:00,934 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 142 states. [2018-11-19 00:07:00,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:07:00,938 INFO L93 Difference]: Finished difference Result 152 states and 154 transitions. [2018-11-19 00:07:00,938 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 154 transitions. [2018-11-19 00:07:00,938 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:07:00,938 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:07:00,938 INFO L74 IsIncluded]: Start isIncluded. First operand 142 states. Second operand 152 states. [2018-11-19 00:07:00,938 INFO L87 Difference]: Start difference. First operand 142 states. Second operand 152 states. [2018-11-19 00:07:00,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:07:00,941 INFO L93 Difference]: Finished difference Result 152 states and 154 transitions. [2018-11-19 00:07:00,941 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 154 transitions. [2018-11-19 00:07:00,941 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:07:00,941 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:07:00,942 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:07:00,942 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:07:00,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2018-11-19 00:07:00,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 143 transitions. [2018-11-19 00:07:00,944 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 143 transitions. Word has length 137 [2018-11-19 00:07:00,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:07:00,945 INFO L480 AbstractCegarLoop]: Abstraction has 142 states and 143 transitions. [2018-11-19 00:07:00,945 INFO L481 AbstractCegarLoop]: Interpolant automaton has 62 states. [2018-11-19 00:07:00,945 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 143 transitions. [2018-11-19 00:07:00,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2018-11-19 00:07:00,946 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:07:00,946 INFO L375 BasicCegarLoop]: trace histogram [15, 14, 13, 13, 13, 13, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:07:00,946 INFO L423 AbstractCegarLoop]: === Iteration 28 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:07:00,946 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:07:00,947 INFO L82 PathProgramCache]: Analyzing trace with hash -277400888, now seen corresponding path program 24 times [2018-11-19 00:07:00,947 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:07:00,947 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:07:00,947 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:07:00,947 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:07:00,948 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:07:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:07:01,503 INFO L256 TraceCheckUtils]: 0: Hoare triple {18887#true} call ULTIMATE.init(); {18887#true} is VALID [2018-11-19 00:07:01,503 INFO L273 TraceCheckUtils]: 1: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:01,504 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {18887#true} {18887#true} #52#return; {18887#true} is VALID [2018-11-19 00:07:01,504 INFO L256 TraceCheckUtils]: 3: Hoare triple {18887#true} call #t~ret5 := main(); {18887#true} is VALID [2018-11-19 00:07:01,504 INFO L273 TraceCheckUtils]: 4: Hoare triple {18887#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {18887#true} is VALID [2018-11-19 00:07:01,505 INFO L273 TraceCheckUtils]: 5: Hoare triple {18887#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {18889#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,505 INFO L273 TraceCheckUtils]: 6: Hoare triple {18889#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {18889#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,506 INFO L273 TraceCheckUtils]: 7: Hoare triple {18889#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18890#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,506 INFO L273 TraceCheckUtils]: 8: Hoare triple {18890#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {18890#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,507 INFO L273 TraceCheckUtils]: 9: Hoare triple {18890#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18891#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,507 INFO L273 TraceCheckUtils]: 10: Hoare triple {18891#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {18891#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,508 INFO L273 TraceCheckUtils]: 11: Hoare triple {18891#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18892#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,508 INFO L273 TraceCheckUtils]: 12: Hoare triple {18892#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume true; {18892#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,509 INFO L273 TraceCheckUtils]: 13: Hoare triple {18892#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18893#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,509 INFO L273 TraceCheckUtils]: 14: Hoare triple {18893#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume true; {18893#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,510 INFO L273 TraceCheckUtils]: 15: Hoare triple {18893#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18894#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,511 INFO L273 TraceCheckUtils]: 16: Hoare triple {18894#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume true; {18894#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,512 INFO L273 TraceCheckUtils]: 17: Hoare triple {18894#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18895#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,512 INFO L273 TraceCheckUtils]: 18: Hoare triple {18895#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume true; {18895#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,513 INFO L273 TraceCheckUtils]: 19: Hoare triple {18895#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18896#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,513 INFO L273 TraceCheckUtils]: 20: Hoare triple {18896#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume true; {18896#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,514 INFO L273 TraceCheckUtils]: 21: Hoare triple {18896#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18897#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,515 INFO L273 TraceCheckUtils]: 22: Hoare triple {18897#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume true; {18897#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,516 INFO L273 TraceCheckUtils]: 23: Hoare triple {18897#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18898#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,516 INFO L273 TraceCheckUtils]: 24: Hoare triple {18898#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} assume true; {18898#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,517 INFO L273 TraceCheckUtils]: 25: Hoare triple {18898#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18899#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,517 INFO L273 TraceCheckUtils]: 26: Hoare triple {18899#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} assume true; {18899#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,518 INFO L273 TraceCheckUtils]: 27: Hoare triple {18899#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18900#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,519 INFO L273 TraceCheckUtils]: 28: Hoare triple {18900#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} assume true; {18900#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,520 INFO L273 TraceCheckUtils]: 29: Hoare triple {18900#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18901#(<= (+ main_~n~0 12) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,520 INFO L273 TraceCheckUtils]: 30: Hoare triple {18901#(<= (+ main_~n~0 12) (+ main_~i~0 main_~k~0))} assume true; {18901#(<= (+ main_~n~0 12) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,521 INFO L273 TraceCheckUtils]: 31: Hoare triple {18901#(<= (+ main_~n~0 12) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18902#(<= (+ main_~n~0 13) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,522 INFO L273 TraceCheckUtils]: 32: Hoare triple {18902#(<= (+ main_~n~0 13) (+ main_~i~0 main_~k~0))} assume true; {18902#(<= (+ main_~n~0 13) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:01,522 INFO L273 TraceCheckUtils]: 33: Hoare triple {18902#(<= (+ main_~n~0 13) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:01,523 INFO L273 TraceCheckUtils]: 34: Hoare triple {18903#(<= 13 main_~k~0)} assume true; {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:01,523 INFO L273 TraceCheckUtils]: 35: Hoare triple {18903#(<= 13 main_~k~0)} assume !(~i~0 < ~n~0); {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:01,524 INFO L273 TraceCheckUtils]: 36: Hoare triple {18903#(<= 13 main_~k~0)} ~j~0 := 0; {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:01,524 INFO L273 TraceCheckUtils]: 37: Hoare triple {18903#(<= 13 main_~k~0)} assume true; {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:01,525 INFO L273 TraceCheckUtils]: 38: Hoare triple {18903#(<= 13 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:01,525 INFO L256 TraceCheckUtils]: 39: Hoare triple {18903#(<= 13 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:01,525 INFO L273 TraceCheckUtils]: 40: Hoare triple {18887#true} ~cond := #in~cond; {18904#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:07:01,526 INFO L273 TraceCheckUtils]: 41: Hoare triple {18904#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {18905#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:01,526 INFO L273 TraceCheckUtils]: 42: Hoare triple {18905#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {18905#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:01,527 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {18905#(not (= |__VERIFIER_assert_#in~cond| 0))} {18903#(<= 13 main_~k~0)} #56#return; {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:01,528 INFO L273 TraceCheckUtils]: 44: Hoare triple {18903#(<= 13 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18906#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:01,528 INFO L273 TraceCheckUtils]: 45: Hoare triple {18906#(<= 12 main_~k~0)} assume true; {18906#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:01,529 INFO L273 TraceCheckUtils]: 46: Hoare triple {18906#(<= 12 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18906#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:01,529 INFO L256 TraceCheckUtils]: 47: Hoare triple {18906#(<= 12 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:01,529 INFO L273 TraceCheckUtils]: 48: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:01,529 INFO L273 TraceCheckUtils]: 49: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:01,529 INFO L273 TraceCheckUtils]: 50: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:01,530 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {18887#true} {18906#(<= 12 main_~k~0)} #56#return; {18906#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:01,531 INFO L273 TraceCheckUtils]: 52: Hoare triple {18906#(<= 12 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18907#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:01,531 INFO L273 TraceCheckUtils]: 53: Hoare triple {18907#(<= 11 main_~k~0)} assume true; {18907#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:01,532 INFO L273 TraceCheckUtils]: 54: Hoare triple {18907#(<= 11 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18907#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:01,532 INFO L256 TraceCheckUtils]: 55: Hoare triple {18907#(<= 11 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:01,532 INFO L273 TraceCheckUtils]: 56: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:01,532 INFO L273 TraceCheckUtils]: 57: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:01,532 INFO L273 TraceCheckUtils]: 58: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:01,533 INFO L268 TraceCheckUtils]: 59: Hoare quadruple {18887#true} {18907#(<= 11 main_~k~0)} #56#return; {18907#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:01,534 INFO L273 TraceCheckUtils]: 60: Hoare triple {18907#(<= 11 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18908#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:01,534 INFO L273 TraceCheckUtils]: 61: Hoare triple {18908#(<= 10 main_~k~0)} assume true; {18908#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:01,535 INFO L273 TraceCheckUtils]: 62: Hoare triple {18908#(<= 10 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18908#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:01,535 INFO L256 TraceCheckUtils]: 63: Hoare triple {18908#(<= 10 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:01,535 INFO L273 TraceCheckUtils]: 64: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:01,535 INFO L273 TraceCheckUtils]: 65: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:01,535 INFO L273 TraceCheckUtils]: 66: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:01,536 INFO L268 TraceCheckUtils]: 67: Hoare quadruple {18887#true} {18908#(<= 10 main_~k~0)} #56#return; {18908#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:01,537 INFO L273 TraceCheckUtils]: 68: Hoare triple {18908#(<= 10 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18909#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:01,537 INFO L273 TraceCheckUtils]: 69: Hoare triple {18909#(<= 9 main_~k~0)} assume true; {18909#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:01,538 INFO L273 TraceCheckUtils]: 70: Hoare triple {18909#(<= 9 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18909#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:01,538 INFO L256 TraceCheckUtils]: 71: Hoare triple {18909#(<= 9 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:01,538 INFO L273 TraceCheckUtils]: 72: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:01,538 INFO L273 TraceCheckUtils]: 73: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:01,538 INFO L273 TraceCheckUtils]: 74: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:01,539 INFO L268 TraceCheckUtils]: 75: Hoare quadruple {18887#true} {18909#(<= 9 main_~k~0)} #56#return; {18909#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:01,540 INFO L273 TraceCheckUtils]: 76: Hoare triple {18909#(<= 9 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18910#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:01,540 INFO L273 TraceCheckUtils]: 77: Hoare triple {18910#(<= 8 main_~k~0)} assume true; {18910#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:01,540 INFO L273 TraceCheckUtils]: 78: Hoare triple {18910#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18910#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:01,541 INFO L256 TraceCheckUtils]: 79: Hoare triple {18910#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:01,541 INFO L273 TraceCheckUtils]: 80: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:01,541 INFO L273 TraceCheckUtils]: 81: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:01,541 INFO L273 TraceCheckUtils]: 82: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:01,541 INFO L268 TraceCheckUtils]: 83: Hoare quadruple {18887#true} {18910#(<= 8 main_~k~0)} #56#return; {18910#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:01,542 INFO L273 TraceCheckUtils]: 84: Hoare triple {18910#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18911#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:01,542 INFO L273 TraceCheckUtils]: 85: Hoare triple {18911#(<= 7 main_~k~0)} assume true; {18911#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:01,542 INFO L273 TraceCheckUtils]: 86: Hoare triple {18911#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18911#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:01,542 INFO L256 TraceCheckUtils]: 87: Hoare triple {18911#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:01,543 INFO L273 TraceCheckUtils]: 88: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:01,543 INFO L273 TraceCheckUtils]: 89: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:01,543 INFO L273 TraceCheckUtils]: 90: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:01,543 INFO L268 TraceCheckUtils]: 91: Hoare quadruple {18887#true} {18911#(<= 7 main_~k~0)} #56#return; {18911#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:01,544 INFO L273 TraceCheckUtils]: 92: Hoare triple {18911#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18912#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:01,544 INFO L273 TraceCheckUtils]: 93: Hoare triple {18912#(<= 6 main_~k~0)} assume true; {18912#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:01,545 INFO L273 TraceCheckUtils]: 94: Hoare triple {18912#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18912#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:01,545 INFO L256 TraceCheckUtils]: 95: Hoare triple {18912#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:01,545 INFO L273 TraceCheckUtils]: 96: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:01,545 INFO L273 TraceCheckUtils]: 97: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:01,545 INFO L273 TraceCheckUtils]: 98: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:01,546 INFO L268 TraceCheckUtils]: 99: Hoare quadruple {18887#true} {18912#(<= 6 main_~k~0)} #56#return; {18912#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:01,547 INFO L273 TraceCheckUtils]: 100: Hoare triple {18912#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18913#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:01,547 INFO L273 TraceCheckUtils]: 101: Hoare triple {18913#(<= 5 main_~k~0)} assume true; {18913#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:01,548 INFO L273 TraceCheckUtils]: 102: Hoare triple {18913#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18913#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:01,548 INFO L256 TraceCheckUtils]: 103: Hoare triple {18913#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:01,548 INFO L273 TraceCheckUtils]: 104: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:01,548 INFO L273 TraceCheckUtils]: 105: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:01,548 INFO L273 TraceCheckUtils]: 106: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:01,549 INFO L268 TraceCheckUtils]: 107: Hoare quadruple {18887#true} {18913#(<= 5 main_~k~0)} #56#return; {18913#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:01,550 INFO L273 TraceCheckUtils]: 108: Hoare triple {18913#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18914#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:01,550 INFO L273 TraceCheckUtils]: 109: Hoare triple {18914#(<= 4 main_~k~0)} assume true; {18914#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:01,551 INFO L273 TraceCheckUtils]: 110: Hoare triple {18914#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18914#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:01,551 INFO L256 TraceCheckUtils]: 111: Hoare triple {18914#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:01,551 INFO L273 TraceCheckUtils]: 112: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:01,551 INFO L273 TraceCheckUtils]: 113: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:01,551 INFO L273 TraceCheckUtils]: 114: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:01,552 INFO L268 TraceCheckUtils]: 115: Hoare quadruple {18887#true} {18914#(<= 4 main_~k~0)} #56#return; {18914#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:01,553 INFO L273 TraceCheckUtils]: 116: Hoare triple {18914#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18915#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:01,553 INFO L273 TraceCheckUtils]: 117: Hoare triple {18915#(<= 3 main_~k~0)} assume true; {18915#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:01,554 INFO L273 TraceCheckUtils]: 118: Hoare triple {18915#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18915#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:01,554 INFO L256 TraceCheckUtils]: 119: Hoare triple {18915#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:01,554 INFO L273 TraceCheckUtils]: 120: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:01,554 INFO L273 TraceCheckUtils]: 121: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:01,554 INFO L273 TraceCheckUtils]: 122: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:01,555 INFO L268 TraceCheckUtils]: 123: Hoare quadruple {18887#true} {18915#(<= 3 main_~k~0)} #56#return; {18915#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:01,556 INFO L273 TraceCheckUtils]: 124: Hoare triple {18915#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18916#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:01,556 INFO L273 TraceCheckUtils]: 125: Hoare triple {18916#(<= 2 main_~k~0)} assume true; {18916#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:01,556 INFO L273 TraceCheckUtils]: 126: Hoare triple {18916#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18916#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:01,556 INFO L256 TraceCheckUtils]: 127: Hoare triple {18916#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:01,556 INFO L273 TraceCheckUtils]: 128: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:01,557 INFO L273 TraceCheckUtils]: 129: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:01,557 INFO L273 TraceCheckUtils]: 130: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:01,557 INFO L268 TraceCheckUtils]: 131: Hoare quadruple {18887#true} {18916#(<= 2 main_~k~0)} #56#return; {18916#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:01,557 INFO L273 TraceCheckUtils]: 132: Hoare triple {18916#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18917#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:01,558 INFO L273 TraceCheckUtils]: 133: Hoare triple {18917#(<= 1 main_~k~0)} assume true; {18917#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:01,558 INFO L273 TraceCheckUtils]: 134: Hoare triple {18917#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18917#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:01,559 INFO L256 TraceCheckUtils]: 135: Hoare triple {18917#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18905#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:01,560 INFO L273 TraceCheckUtils]: 136: Hoare triple {18905#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {18918#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:07:01,560 INFO L273 TraceCheckUtils]: 137: Hoare triple {18918#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {18888#false} is VALID [2018-11-19 00:07:01,560 INFO L273 TraceCheckUtils]: 138: Hoare triple {18888#false} assume !false; {18888#false} is VALID [2018-11-19 00:07:01,576 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 205 proven. 362 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2018-11-19 00:07:01,576 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:07:01,576 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:07:01,584 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-19 00:07:01,639 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2018-11-19 00:07:01,639 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:07:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:07:01,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:07:02,465 INFO L256 TraceCheckUtils]: 0: Hoare triple {18887#true} call ULTIMATE.init(); {18887#true} is VALID [2018-11-19 00:07:02,465 INFO L273 TraceCheckUtils]: 1: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,465 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {18887#true} {18887#true} #52#return; {18887#true} is VALID [2018-11-19 00:07:02,465 INFO L256 TraceCheckUtils]: 3: Hoare triple {18887#true} call #t~ret5 := main(); {18887#true} is VALID [2018-11-19 00:07:02,466 INFO L273 TraceCheckUtils]: 4: Hoare triple {18887#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {18887#true} is VALID [2018-11-19 00:07:02,466 INFO L273 TraceCheckUtils]: 5: Hoare triple {18887#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {18937#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:07:02,466 INFO L273 TraceCheckUtils]: 6: Hoare triple {18937#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {18937#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:07:02,467 INFO L273 TraceCheckUtils]: 7: Hoare triple {18937#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18944#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:07:02,468 INFO L273 TraceCheckUtils]: 8: Hoare triple {18944#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {18944#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:07:02,468 INFO L273 TraceCheckUtils]: 9: Hoare triple {18944#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18951#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:07:02,469 INFO L273 TraceCheckUtils]: 10: Hoare triple {18951#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {18951#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:07:02,469 INFO L273 TraceCheckUtils]: 11: Hoare triple {18951#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18958#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:07:02,470 INFO L273 TraceCheckUtils]: 12: Hoare triple {18958#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {18958#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:07:02,471 INFO L273 TraceCheckUtils]: 13: Hoare triple {18958#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18965#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:07:02,472 INFO L273 TraceCheckUtils]: 14: Hoare triple {18965#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {18965#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:07:02,473 INFO L273 TraceCheckUtils]: 15: Hoare triple {18965#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18972#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:07:02,473 INFO L273 TraceCheckUtils]: 16: Hoare triple {18972#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {18972#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:07:02,474 INFO L273 TraceCheckUtils]: 17: Hoare triple {18972#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18979#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:07:02,475 INFO L273 TraceCheckUtils]: 18: Hoare triple {18979#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {18979#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:07:02,476 INFO L273 TraceCheckUtils]: 19: Hoare triple {18979#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18986#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:07:02,477 INFO L273 TraceCheckUtils]: 20: Hoare triple {18986#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {18986#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:07:02,478 INFO L273 TraceCheckUtils]: 21: Hoare triple {18986#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18993#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:07:02,478 INFO L273 TraceCheckUtils]: 22: Hoare triple {18993#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume true; {18993#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:07:02,479 INFO L273 TraceCheckUtils]: 23: Hoare triple {18993#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {19000#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:07:02,480 INFO L273 TraceCheckUtils]: 24: Hoare triple {19000#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume true; {19000#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:07:02,481 INFO L273 TraceCheckUtils]: 25: Hoare triple {19000#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {19007#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:07:02,482 INFO L273 TraceCheckUtils]: 26: Hoare triple {19007#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume true; {19007#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:07:02,483 INFO L273 TraceCheckUtils]: 27: Hoare triple {19007#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {19014#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} is VALID [2018-11-19 00:07:02,483 INFO L273 TraceCheckUtils]: 28: Hoare triple {19014#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} assume true; {19014#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} is VALID [2018-11-19 00:07:02,484 INFO L273 TraceCheckUtils]: 29: Hoare triple {19014#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {19021#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} is VALID [2018-11-19 00:07:02,485 INFO L273 TraceCheckUtils]: 30: Hoare triple {19021#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} assume true; {19021#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} is VALID [2018-11-19 00:07:02,486 INFO L273 TraceCheckUtils]: 31: Hoare triple {19021#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {19028#(and (<= 26 main_~i~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:07:02,486 INFO L273 TraceCheckUtils]: 32: Hoare triple {19028#(and (<= 26 main_~i~0) (<= main_~n~0 (+ main_~k~0 13)))} assume true; {19028#(and (<= 26 main_~i~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:07:02,487 INFO L273 TraceCheckUtils]: 33: Hoare triple {19028#(and (<= 26 main_~i~0) (<= main_~n~0 (+ main_~k~0 13)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:02,488 INFO L273 TraceCheckUtils]: 34: Hoare triple {18903#(<= 13 main_~k~0)} assume true; {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:02,488 INFO L273 TraceCheckUtils]: 35: Hoare triple {18903#(<= 13 main_~k~0)} assume !(~i~0 < ~n~0); {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:02,489 INFO L273 TraceCheckUtils]: 36: Hoare triple {18903#(<= 13 main_~k~0)} ~j~0 := 0; {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:02,489 INFO L273 TraceCheckUtils]: 37: Hoare triple {18903#(<= 13 main_~k~0)} assume true; {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:02,490 INFO L273 TraceCheckUtils]: 38: Hoare triple {18903#(<= 13 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:02,490 INFO L256 TraceCheckUtils]: 39: Hoare triple {18903#(<= 13 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:02,490 INFO L273 TraceCheckUtils]: 40: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:02,491 INFO L273 TraceCheckUtils]: 41: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:02,491 INFO L273 TraceCheckUtils]: 42: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,491 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {18887#true} {18903#(<= 13 main_~k~0)} #56#return; {18903#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:02,492 INFO L273 TraceCheckUtils]: 44: Hoare triple {18903#(<= 13 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18906#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:02,493 INFO L273 TraceCheckUtils]: 45: Hoare triple {18906#(<= 12 main_~k~0)} assume true; {18906#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:02,493 INFO L273 TraceCheckUtils]: 46: Hoare triple {18906#(<= 12 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18906#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:02,493 INFO L256 TraceCheckUtils]: 47: Hoare triple {18906#(<= 12 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:02,493 INFO L273 TraceCheckUtils]: 48: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:02,494 INFO L273 TraceCheckUtils]: 49: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:02,494 INFO L273 TraceCheckUtils]: 50: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,494 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {18887#true} {18906#(<= 12 main_~k~0)} #56#return; {18906#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:02,495 INFO L273 TraceCheckUtils]: 52: Hoare triple {18906#(<= 12 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18907#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:02,496 INFO L273 TraceCheckUtils]: 53: Hoare triple {18907#(<= 11 main_~k~0)} assume true; {18907#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:02,496 INFO L273 TraceCheckUtils]: 54: Hoare triple {18907#(<= 11 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18907#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:02,496 INFO L256 TraceCheckUtils]: 55: Hoare triple {18907#(<= 11 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:02,497 INFO L273 TraceCheckUtils]: 56: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:02,497 INFO L273 TraceCheckUtils]: 57: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:02,497 INFO L273 TraceCheckUtils]: 58: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,498 INFO L268 TraceCheckUtils]: 59: Hoare quadruple {18887#true} {18907#(<= 11 main_~k~0)} #56#return; {18907#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:02,498 INFO L273 TraceCheckUtils]: 60: Hoare triple {18907#(<= 11 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18908#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:02,499 INFO L273 TraceCheckUtils]: 61: Hoare triple {18908#(<= 10 main_~k~0)} assume true; {18908#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:02,499 INFO L273 TraceCheckUtils]: 62: Hoare triple {18908#(<= 10 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18908#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:02,500 INFO L256 TraceCheckUtils]: 63: Hoare triple {18908#(<= 10 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:02,500 INFO L273 TraceCheckUtils]: 64: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:02,500 INFO L273 TraceCheckUtils]: 65: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:02,500 INFO L273 TraceCheckUtils]: 66: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,501 INFO L268 TraceCheckUtils]: 67: Hoare quadruple {18887#true} {18908#(<= 10 main_~k~0)} #56#return; {18908#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:02,502 INFO L273 TraceCheckUtils]: 68: Hoare triple {18908#(<= 10 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18909#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:02,502 INFO L273 TraceCheckUtils]: 69: Hoare triple {18909#(<= 9 main_~k~0)} assume true; {18909#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:02,503 INFO L273 TraceCheckUtils]: 70: Hoare triple {18909#(<= 9 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18909#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:02,503 INFO L256 TraceCheckUtils]: 71: Hoare triple {18909#(<= 9 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:02,503 INFO L273 TraceCheckUtils]: 72: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:02,503 INFO L273 TraceCheckUtils]: 73: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:02,503 INFO L273 TraceCheckUtils]: 74: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,508 INFO L268 TraceCheckUtils]: 75: Hoare quadruple {18887#true} {18909#(<= 9 main_~k~0)} #56#return; {18909#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:02,509 INFO L273 TraceCheckUtils]: 76: Hoare triple {18909#(<= 9 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18910#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:02,509 INFO L273 TraceCheckUtils]: 77: Hoare triple {18910#(<= 8 main_~k~0)} assume true; {18910#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:02,510 INFO L273 TraceCheckUtils]: 78: Hoare triple {18910#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18910#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:02,510 INFO L256 TraceCheckUtils]: 79: Hoare triple {18910#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:02,510 INFO L273 TraceCheckUtils]: 80: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:02,510 INFO L273 TraceCheckUtils]: 81: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:02,510 INFO L273 TraceCheckUtils]: 82: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,511 INFO L268 TraceCheckUtils]: 83: Hoare quadruple {18887#true} {18910#(<= 8 main_~k~0)} #56#return; {18910#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:02,511 INFO L273 TraceCheckUtils]: 84: Hoare triple {18910#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18911#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:02,511 INFO L273 TraceCheckUtils]: 85: Hoare triple {18911#(<= 7 main_~k~0)} assume true; {18911#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:02,512 INFO L273 TraceCheckUtils]: 86: Hoare triple {18911#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18911#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:02,512 INFO L256 TraceCheckUtils]: 87: Hoare triple {18911#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:02,512 INFO L273 TraceCheckUtils]: 88: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:02,512 INFO L273 TraceCheckUtils]: 89: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:02,512 INFO L273 TraceCheckUtils]: 90: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,513 INFO L268 TraceCheckUtils]: 91: Hoare quadruple {18887#true} {18911#(<= 7 main_~k~0)} #56#return; {18911#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:02,513 INFO L273 TraceCheckUtils]: 92: Hoare triple {18911#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18912#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:02,514 INFO L273 TraceCheckUtils]: 93: Hoare triple {18912#(<= 6 main_~k~0)} assume true; {18912#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:02,515 INFO L273 TraceCheckUtils]: 94: Hoare triple {18912#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18912#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:02,515 INFO L256 TraceCheckUtils]: 95: Hoare triple {18912#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:02,515 INFO L273 TraceCheckUtils]: 96: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:02,515 INFO L273 TraceCheckUtils]: 97: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:02,515 INFO L273 TraceCheckUtils]: 98: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,516 INFO L268 TraceCheckUtils]: 99: Hoare quadruple {18887#true} {18912#(<= 6 main_~k~0)} #56#return; {18912#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:02,517 INFO L273 TraceCheckUtils]: 100: Hoare triple {18912#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18913#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:02,517 INFO L273 TraceCheckUtils]: 101: Hoare triple {18913#(<= 5 main_~k~0)} assume true; {18913#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:02,518 INFO L273 TraceCheckUtils]: 102: Hoare triple {18913#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18913#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:02,518 INFO L256 TraceCheckUtils]: 103: Hoare triple {18913#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:02,518 INFO L273 TraceCheckUtils]: 104: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:02,518 INFO L273 TraceCheckUtils]: 105: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:02,518 INFO L273 TraceCheckUtils]: 106: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,519 INFO L268 TraceCheckUtils]: 107: Hoare quadruple {18887#true} {18913#(<= 5 main_~k~0)} #56#return; {18913#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:02,520 INFO L273 TraceCheckUtils]: 108: Hoare triple {18913#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18914#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:02,521 INFO L273 TraceCheckUtils]: 109: Hoare triple {18914#(<= 4 main_~k~0)} assume true; {18914#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:02,521 INFO L273 TraceCheckUtils]: 110: Hoare triple {18914#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18914#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:02,521 INFO L256 TraceCheckUtils]: 111: Hoare triple {18914#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:02,521 INFO L273 TraceCheckUtils]: 112: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:02,522 INFO L273 TraceCheckUtils]: 113: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:02,522 INFO L273 TraceCheckUtils]: 114: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,522 INFO L268 TraceCheckUtils]: 115: Hoare quadruple {18887#true} {18914#(<= 4 main_~k~0)} #56#return; {18914#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:02,523 INFO L273 TraceCheckUtils]: 116: Hoare triple {18914#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18915#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:02,524 INFO L273 TraceCheckUtils]: 117: Hoare triple {18915#(<= 3 main_~k~0)} assume true; {18915#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:02,524 INFO L273 TraceCheckUtils]: 118: Hoare triple {18915#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18915#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:02,524 INFO L256 TraceCheckUtils]: 119: Hoare triple {18915#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:02,525 INFO L273 TraceCheckUtils]: 120: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:02,525 INFO L273 TraceCheckUtils]: 121: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:02,525 INFO L273 TraceCheckUtils]: 122: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,526 INFO L268 TraceCheckUtils]: 123: Hoare quadruple {18887#true} {18915#(<= 3 main_~k~0)} #56#return; {18915#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:02,526 INFO L273 TraceCheckUtils]: 124: Hoare triple {18915#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18916#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:02,527 INFO L273 TraceCheckUtils]: 125: Hoare triple {18916#(<= 2 main_~k~0)} assume true; {18916#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:02,527 INFO L273 TraceCheckUtils]: 126: Hoare triple {18916#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18916#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:02,528 INFO L256 TraceCheckUtils]: 127: Hoare triple {18916#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {18887#true} is VALID [2018-11-19 00:07:02,528 INFO L273 TraceCheckUtils]: 128: Hoare triple {18887#true} ~cond := #in~cond; {18887#true} is VALID [2018-11-19 00:07:02,528 INFO L273 TraceCheckUtils]: 129: Hoare triple {18887#true} assume !(0 == ~cond); {18887#true} is VALID [2018-11-19 00:07:02,528 INFO L273 TraceCheckUtils]: 130: Hoare triple {18887#true} assume true; {18887#true} is VALID [2018-11-19 00:07:02,529 INFO L268 TraceCheckUtils]: 131: Hoare quadruple {18887#true} {18916#(<= 2 main_~k~0)} #56#return; {18916#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:02,530 INFO L273 TraceCheckUtils]: 132: Hoare triple {18916#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {18917#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:02,530 INFO L273 TraceCheckUtils]: 133: Hoare triple {18917#(<= 1 main_~k~0)} assume true; {18917#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:02,531 INFO L273 TraceCheckUtils]: 134: Hoare triple {18917#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {18917#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:02,532 INFO L256 TraceCheckUtils]: 135: Hoare triple {18917#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {19341#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:07:02,532 INFO L273 TraceCheckUtils]: 136: Hoare triple {19341#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {19345#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:07:02,533 INFO L273 TraceCheckUtils]: 137: Hoare triple {19345#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {18888#false} is VALID [2018-11-19 00:07:02,533 INFO L273 TraceCheckUtils]: 138: Hoare triple {18888#false} assume !false; {18888#false} is VALID [2018-11-19 00:07:02,552 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 24 proven. 510 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-11-19 00:07:02,571 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:07:02,571 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31] total 48 [2018-11-19 00:07:02,572 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 139 [2018-11-19 00:07:02,572 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:07:02,572 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 48 states. [2018-11-19 00:07:02,722 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 142 edges. 142 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:07:02,722 INFO L459 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-11-19 00:07:02,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-11-19 00:07:02,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=369, Invalid=1887, Unknown=0, NotChecked=0, Total=2256 [2018-11-19 00:07:02,723 INFO L87 Difference]: Start difference. First operand 142 states and 143 transitions. Second operand 48 states. [2018-11-19 00:07:07,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:07:07,257 INFO L93 Difference]: Finished difference Result 157 states and 159 transitions. [2018-11-19 00:07:07,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-11-19 00:07:07,257 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 139 [2018-11-19 00:07:07,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:07:07,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-19 00:07:07,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 123 transitions. [2018-11-19 00:07:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2018-11-19 00:07:07,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 123 transitions. [2018-11-19 00:07:07,261 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 36 states and 123 transitions. [2018-11-19 00:07:07,410 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 123 edges. 123 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:07:07,414 INFO L225 Difference]: With dead ends: 157 [2018-11-19 00:07:07,414 INFO L226 Difference]: Without dead ends: 155 [2018-11-19 00:07:07,415 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1319 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1004, Invalid=4696, Unknown=0, NotChecked=0, Total=5700 [2018-11-19 00:07:07,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-11-19 00:07:07,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 150. [2018-11-19 00:07:07,743 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:07:07,744 INFO L82 GeneralOperation]: Start isEquivalent. First operand 155 states. Second operand 150 states. [2018-11-19 00:07:07,744 INFO L74 IsIncluded]: Start isIncluded. First operand 155 states. Second operand 150 states. [2018-11-19 00:07:07,744 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 150 states. [2018-11-19 00:07:07,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:07:07,746 INFO L93 Difference]: Finished difference Result 155 states and 157 transitions. [2018-11-19 00:07:07,746 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 157 transitions. [2018-11-19 00:07:07,746 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:07:07,747 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:07:07,747 INFO L74 IsIncluded]: Start isIncluded. First operand 150 states. Second operand 155 states. [2018-11-19 00:07:07,747 INFO L87 Difference]: Start difference. First operand 150 states. Second operand 155 states. [2018-11-19 00:07:07,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:07:07,750 INFO L93 Difference]: Finished difference Result 155 states and 157 transitions. [2018-11-19 00:07:07,750 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 157 transitions. [2018-11-19 00:07:07,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:07:07,750 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:07:07,750 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:07:07,751 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:07:07,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2018-11-19 00:07:07,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 151 transitions. [2018-11-19 00:07:07,753 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 151 transitions. Word has length 139 [2018-11-19 00:07:07,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:07:07,754 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 151 transitions. [2018-11-19 00:07:07,754 INFO L481 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-11-19 00:07:07,754 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 151 transitions. [2018-11-19 00:07:07,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-19 00:07:07,755 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:07:07,755 INFO L375 BasicCegarLoop]: trace histogram [15, 14, 14, 14, 14, 14, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:07:07,755 INFO L423 AbstractCegarLoop]: === Iteration 29 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:07:07,755 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:07:07,756 INFO L82 PathProgramCache]: Analyzing trace with hash 1416726283, now seen corresponding path program 25 times [2018-11-19 00:07:07,756 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:07:07,756 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:07:07,756 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:07:07,756 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:07:07,757 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:07:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:07:08,886 WARN L180 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 19 [2018-11-19 00:07:09,778 INFO L256 TraceCheckUtils]: 0: Hoare triple {20148#true} call ULTIMATE.init(); {20148#true} is VALID [2018-11-19 00:07:09,779 INFO L273 TraceCheckUtils]: 1: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,779 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {20148#true} {20148#true} #52#return; {20148#true} is VALID [2018-11-19 00:07:09,779 INFO L256 TraceCheckUtils]: 3: Hoare triple {20148#true} call #t~ret5 := main(); {20148#true} is VALID [2018-11-19 00:07:09,779 INFO L273 TraceCheckUtils]: 4: Hoare triple {20148#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {20148#true} is VALID [2018-11-19 00:07:09,780 INFO L273 TraceCheckUtils]: 5: Hoare triple {20148#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {20150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:07:09,781 INFO L273 TraceCheckUtils]: 6: Hoare triple {20150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {20150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:07:09,782 INFO L273 TraceCheckUtils]: 7: Hoare triple {20150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20151#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,782 INFO L273 TraceCheckUtils]: 8: Hoare triple {20151#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {20151#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,783 INFO L273 TraceCheckUtils]: 9: Hoare triple {20151#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20152#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,783 INFO L273 TraceCheckUtils]: 10: Hoare triple {20152#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {20152#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,784 INFO L273 TraceCheckUtils]: 11: Hoare triple {20152#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20153#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,784 INFO L273 TraceCheckUtils]: 12: Hoare triple {20153#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {20153#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,785 INFO L273 TraceCheckUtils]: 13: Hoare triple {20153#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20154#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,786 INFO L273 TraceCheckUtils]: 14: Hoare triple {20154#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {20154#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,787 INFO L273 TraceCheckUtils]: 15: Hoare triple {20154#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20155#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:07:09,788 INFO L273 TraceCheckUtils]: 16: Hoare triple {20155#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {20155#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:07:09,789 INFO L273 TraceCheckUtils]: 17: Hoare triple {20155#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20156#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,789 INFO L273 TraceCheckUtils]: 18: Hoare triple {20156#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume true; {20156#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,790 INFO L273 TraceCheckUtils]: 19: Hoare triple {20156#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20157#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,791 INFO L273 TraceCheckUtils]: 20: Hoare triple {20157#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume true; {20157#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,792 INFO L273 TraceCheckUtils]: 21: Hoare triple {20157#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20158#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,793 INFO L273 TraceCheckUtils]: 22: Hoare triple {20158#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume true; {20158#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,794 INFO L273 TraceCheckUtils]: 23: Hoare triple {20158#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20159#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,794 INFO L273 TraceCheckUtils]: 24: Hoare triple {20159#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume true; {20159#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,795 INFO L273 TraceCheckUtils]: 25: Hoare triple {20159#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20160#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,796 INFO L273 TraceCheckUtils]: 26: Hoare triple {20160#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume true; {20160#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,797 INFO L273 TraceCheckUtils]: 27: Hoare triple {20160#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20161#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,797 INFO L273 TraceCheckUtils]: 28: Hoare triple {20161#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} assume true; {20161#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,798 INFO L273 TraceCheckUtils]: 29: Hoare triple {20161#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20162#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,799 INFO L273 TraceCheckUtils]: 30: Hoare triple {20162#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} assume true; {20162#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,800 INFO L273 TraceCheckUtils]: 31: Hoare triple {20162#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20163#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,801 INFO L273 TraceCheckUtils]: 32: Hoare triple {20163#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} assume true; {20163#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:09,802 INFO L273 TraceCheckUtils]: 33: Hoare triple {20163#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20164#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:09,802 INFO L273 TraceCheckUtils]: 34: Hoare triple {20164#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume true; {20164#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:09,803 INFO L273 TraceCheckUtils]: 35: Hoare triple {20164#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume !(~i~0 < ~n~0); {20164#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:09,804 INFO L273 TraceCheckUtils]: 36: Hoare triple {20164#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} ~j~0 := 0; {20165#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 14)))} is VALID [2018-11-19 00:07:09,804 INFO L273 TraceCheckUtils]: 37: Hoare triple {20165#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 14)))} assume true; {20165#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 14)))} is VALID [2018-11-19 00:07:09,806 INFO L273 TraceCheckUtils]: 38: Hoare triple {20165#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 14)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} is VALID [2018-11-19 00:07:09,806 INFO L256 TraceCheckUtils]: 39: Hoare triple {20166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,807 INFO L273 TraceCheckUtils]: 40: Hoare triple {20148#true} ~cond := #in~cond; {20167#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:07:09,807 INFO L273 TraceCheckUtils]: 41: Hoare triple {20167#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {20168#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:09,808 INFO L273 TraceCheckUtils]: 42: Hoare triple {20168#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20168#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:09,809 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {20168#(not (= |__VERIFIER_assert_#in~cond| 0))} {20166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} #56#return; {20166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} is VALID [2018-11-19 00:07:09,810 INFO L273 TraceCheckUtils]: 44: Hoare triple {20166#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20169#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} is VALID [2018-11-19 00:07:09,811 INFO L273 TraceCheckUtils]: 45: Hoare triple {20169#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} assume true; {20169#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} is VALID [2018-11-19 00:07:09,811 INFO L273 TraceCheckUtils]: 46: Hoare triple {20169#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20169#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} is VALID [2018-11-19 00:07:09,812 INFO L256 TraceCheckUtils]: 47: Hoare triple {20169#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,812 INFO L273 TraceCheckUtils]: 48: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:09,812 INFO L273 TraceCheckUtils]: 49: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:09,812 INFO L273 TraceCheckUtils]: 50: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,813 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {20148#true} {20169#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} #56#return; {20169#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} is VALID [2018-11-19 00:07:09,814 INFO L273 TraceCheckUtils]: 52: Hoare triple {20169#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:07:09,815 INFO L273 TraceCheckUtils]: 53: Hoare triple {20170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} assume true; {20170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:07:09,816 INFO L273 TraceCheckUtils]: 54: Hoare triple {20170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:07:09,816 INFO L256 TraceCheckUtils]: 55: Hoare triple {20170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,816 INFO L273 TraceCheckUtils]: 56: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:09,816 INFO L273 TraceCheckUtils]: 57: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:09,816 INFO L273 TraceCheckUtils]: 58: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,818 INFO L268 TraceCheckUtils]: 59: Hoare quadruple {20148#true} {20170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} #56#return; {20170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:07:09,819 INFO L273 TraceCheckUtils]: 60: Hoare triple {20170#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20171#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:07:09,820 INFO L273 TraceCheckUtils]: 61: Hoare triple {20171#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} assume true; {20171#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:07:09,821 INFO L273 TraceCheckUtils]: 62: Hoare triple {20171#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20171#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:07:09,821 INFO L256 TraceCheckUtils]: 63: Hoare triple {20171#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,821 INFO L273 TraceCheckUtils]: 64: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:09,821 INFO L273 TraceCheckUtils]: 65: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:09,821 INFO L273 TraceCheckUtils]: 66: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,822 INFO L268 TraceCheckUtils]: 67: Hoare quadruple {20148#true} {20171#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} #56#return; {20171#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:07:09,823 INFO L273 TraceCheckUtils]: 68: Hoare triple {20171#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:07:09,824 INFO L273 TraceCheckUtils]: 69: Hoare triple {20172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} assume true; {20172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:07:09,824 INFO L273 TraceCheckUtils]: 70: Hoare triple {20172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:07:09,824 INFO L256 TraceCheckUtils]: 71: Hoare triple {20172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,824 INFO L273 TraceCheckUtils]: 72: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:09,824 INFO L273 TraceCheckUtils]: 73: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:09,824 INFO L273 TraceCheckUtils]: 74: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,825 INFO L268 TraceCheckUtils]: 75: Hoare quadruple {20148#true} {20172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} #56#return; {20172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:07:09,826 INFO L273 TraceCheckUtils]: 76: Hoare triple {20172#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20173#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:07:09,827 INFO L273 TraceCheckUtils]: 77: Hoare triple {20173#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} assume true; {20173#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:07:09,827 INFO L273 TraceCheckUtils]: 78: Hoare triple {20173#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20173#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:07:09,828 INFO L256 TraceCheckUtils]: 79: Hoare triple {20173#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,828 INFO L273 TraceCheckUtils]: 80: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:09,828 INFO L273 TraceCheckUtils]: 81: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:09,828 INFO L273 TraceCheckUtils]: 82: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,829 INFO L268 TraceCheckUtils]: 83: Hoare quadruple {20148#true} {20173#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #56#return; {20173#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:07:09,830 INFO L273 TraceCheckUtils]: 84: Hoare triple {20173#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20174#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:07:09,831 INFO L273 TraceCheckUtils]: 85: Hoare triple {20174#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume true; {20174#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:07:09,832 INFO L273 TraceCheckUtils]: 86: Hoare triple {20174#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20174#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:07:09,832 INFO L256 TraceCheckUtils]: 87: Hoare triple {20174#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,832 INFO L273 TraceCheckUtils]: 88: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:09,832 INFO L273 TraceCheckUtils]: 89: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:09,832 INFO L273 TraceCheckUtils]: 90: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,833 INFO L268 TraceCheckUtils]: 91: Hoare quadruple {20148#true} {20174#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #56#return; {20174#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:07:09,835 INFO L273 TraceCheckUtils]: 92: Hoare triple {20174#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20175#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:07:09,835 INFO L273 TraceCheckUtils]: 93: Hoare triple {20175#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {20175#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:07:09,836 INFO L273 TraceCheckUtils]: 94: Hoare triple {20175#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20175#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:07:09,836 INFO L256 TraceCheckUtils]: 95: Hoare triple {20175#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,836 INFO L273 TraceCheckUtils]: 96: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:09,837 INFO L273 TraceCheckUtils]: 97: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:09,837 INFO L273 TraceCheckUtils]: 98: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,838 INFO L268 TraceCheckUtils]: 99: Hoare quadruple {20148#true} {20175#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #56#return; {20175#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:07:09,839 INFO L273 TraceCheckUtils]: 100: Hoare triple {20175#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20176#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:07:09,840 INFO L273 TraceCheckUtils]: 101: Hoare triple {20176#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume true; {20176#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:07:09,840 INFO L273 TraceCheckUtils]: 102: Hoare triple {20176#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20176#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:07:09,841 INFO L256 TraceCheckUtils]: 103: Hoare triple {20176#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,841 INFO L273 TraceCheckUtils]: 104: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:09,841 INFO L273 TraceCheckUtils]: 105: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:09,841 INFO L273 TraceCheckUtils]: 106: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,842 INFO L268 TraceCheckUtils]: 107: Hoare quadruple {20148#true} {20176#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #56#return; {20176#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:07:09,843 INFO L273 TraceCheckUtils]: 108: Hoare triple {20176#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20177#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:07:09,844 INFO L273 TraceCheckUtils]: 109: Hoare triple {20177#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume true; {20177#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:07:09,844 INFO L273 TraceCheckUtils]: 110: Hoare triple {20177#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20177#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:07:09,845 INFO L256 TraceCheckUtils]: 111: Hoare triple {20177#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,845 INFO L273 TraceCheckUtils]: 112: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:09,845 INFO L273 TraceCheckUtils]: 113: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:09,845 INFO L273 TraceCheckUtils]: 114: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,846 INFO L268 TraceCheckUtils]: 115: Hoare quadruple {20148#true} {20177#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #56#return; {20177#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:07:09,847 INFO L273 TraceCheckUtils]: 116: Hoare triple {20177#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20178#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:07:09,848 INFO L273 TraceCheckUtils]: 117: Hoare triple {20178#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume true; {20178#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:07:09,849 INFO L273 TraceCheckUtils]: 118: Hoare triple {20178#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20178#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:07:09,849 INFO L256 TraceCheckUtils]: 119: Hoare triple {20178#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,849 INFO L273 TraceCheckUtils]: 120: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:09,849 INFO L273 TraceCheckUtils]: 121: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:09,849 INFO L273 TraceCheckUtils]: 122: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,850 INFO L268 TraceCheckUtils]: 123: Hoare quadruple {20148#true} {20178#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #56#return; {20178#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:07:09,851 INFO L273 TraceCheckUtils]: 124: Hoare triple {20178#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20179#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:07:09,851 INFO L273 TraceCheckUtils]: 125: Hoare triple {20179#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {20179#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:07:09,852 INFO L273 TraceCheckUtils]: 126: Hoare triple {20179#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20179#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:07:09,852 INFO L256 TraceCheckUtils]: 127: Hoare triple {20179#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,852 INFO L273 TraceCheckUtils]: 128: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:09,852 INFO L273 TraceCheckUtils]: 129: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:09,852 INFO L273 TraceCheckUtils]: 130: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,853 INFO L268 TraceCheckUtils]: 131: Hoare quadruple {20148#true} {20179#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {20179#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:07:09,854 INFO L273 TraceCheckUtils]: 132: Hoare triple {20179#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20180#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:07:09,854 INFO L273 TraceCheckUtils]: 133: Hoare triple {20180#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {20180#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:07:09,855 INFO L273 TraceCheckUtils]: 134: Hoare triple {20180#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20180#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:07:09,855 INFO L256 TraceCheckUtils]: 135: Hoare triple {20180#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:09,855 INFO L273 TraceCheckUtils]: 136: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:09,855 INFO L273 TraceCheckUtils]: 137: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:09,856 INFO L273 TraceCheckUtils]: 138: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:09,856 INFO L268 TraceCheckUtils]: 139: Hoare quadruple {20148#true} {20180#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {20180#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:07:09,858 INFO L273 TraceCheckUtils]: 140: Hoare triple {20180#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20181#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:07:09,858 INFO L273 TraceCheckUtils]: 141: Hoare triple {20181#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {20181#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:07:09,860 INFO L273 TraceCheckUtils]: 142: Hoare triple {20181#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20182#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:09,861 INFO L256 TraceCheckUtils]: 143: Hoare triple {20182#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20168#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:09,862 INFO L273 TraceCheckUtils]: 144: Hoare triple {20168#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {20183#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:07:09,862 INFO L273 TraceCheckUtils]: 145: Hoare triple {20183#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {20149#false} is VALID [2018-11-19 00:07:09,862 INFO L273 TraceCheckUtils]: 146: Hoare triple {20149#false} assume !false; {20149#false} is VALID [2018-11-19 00:07:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 337 proven. 286 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-19 00:07:09,914 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:07:09,914 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:07:09,924 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:07:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:07:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:07:09,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:07:12,103 INFO L256 TraceCheckUtils]: 0: Hoare triple {20148#true} call ULTIMATE.init(); {20148#true} is VALID [2018-11-19 00:07:12,104 INFO L273 TraceCheckUtils]: 1: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,104 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {20148#true} {20148#true} #52#return; {20148#true} is VALID [2018-11-19 00:07:12,104 INFO L256 TraceCheckUtils]: 3: Hoare triple {20148#true} call #t~ret5 := main(); {20148#true} is VALID [2018-11-19 00:07:12,104 INFO L273 TraceCheckUtils]: 4: Hoare triple {20148#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {20148#true} is VALID [2018-11-19 00:07:12,105 INFO L273 TraceCheckUtils]: 5: Hoare triple {20148#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {20150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:07:12,105 INFO L273 TraceCheckUtils]: 6: Hoare triple {20150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {20150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:07:12,106 INFO L273 TraceCheckUtils]: 7: Hoare triple {20150#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20208#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:07:12,107 INFO L273 TraceCheckUtils]: 8: Hoare triple {20208#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {20208#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:07:12,108 INFO L273 TraceCheckUtils]: 9: Hoare triple {20208#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20215#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:07:12,108 INFO L273 TraceCheckUtils]: 10: Hoare triple {20215#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {20215#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:07:12,109 INFO L273 TraceCheckUtils]: 11: Hoare triple {20215#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20222#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:07:12,110 INFO L273 TraceCheckUtils]: 12: Hoare triple {20222#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {20222#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:07:12,111 INFO L273 TraceCheckUtils]: 13: Hoare triple {20222#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20229#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:07:12,111 INFO L273 TraceCheckUtils]: 14: Hoare triple {20229#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {20229#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:07:12,112 INFO L273 TraceCheckUtils]: 15: Hoare triple {20229#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20236#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:07:12,113 INFO L273 TraceCheckUtils]: 16: Hoare triple {20236#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {20236#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:07:12,114 INFO L273 TraceCheckUtils]: 17: Hoare triple {20236#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20243#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:07:12,114 INFO L273 TraceCheckUtils]: 18: Hoare triple {20243#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {20243#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:07:12,115 INFO L273 TraceCheckUtils]: 19: Hoare triple {20243#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20250#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:07:12,116 INFO L273 TraceCheckUtils]: 20: Hoare triple {20250#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {20250#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:07:12,117 INFO L273 TraceCheckUtils]: 21: Hoare triple {20250#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20257#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:07:12,117 INFO L273 TraceCheckUtils]: 22: Hoare triple {20257#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume true; {20257#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:07:12,118 INFO L273 TraceCheckUtils]: 23: Hoare triple {20257#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20264#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:07:12,119 INFO L273 TraceCheckUtils]: 24: Hoare triple {20264#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume true; {20264#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:07:12,120 INFO L273 TraceCheckUtils]: 25: Hoare triple {20264#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20271#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:07:12,120 INFO L273 TraceCheckUtils]: 26: Hoare triple {20271#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume true; {20271#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:07:12,121 INFO L273 TraceCheckUtils]: 27: Hoare triple {20271#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20278#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} is VALID [2018-11-19 00:07:12,122 INFO L273 TraceCheckUtils]: 28: Hoare triple {20278#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} assume true; {20278#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} is VALID [2018-11-19 00:07:12,123 INFO L273 TraceCheckUtils]: 29: Hoare triple {20278#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20285#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} is VALID [2018-11-19 00:07:12,124 INFO L273 TraceCheckUtils]: 30: Hoare triple {20285#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} assume true; {20285#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} is VALID [2018-11-19 00:07:12,124 INFO L273 TraceCheckUtils]: 31: Hoare triple {20285#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20292#(and (<= 26 main_~i~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:07:12,125 INFO L273 TraceCheckUtils]: 32: Hoare triple {20292#(and (<= 26 main_~i~0) (<= main_~n~0 (+ main_~k~0 13)))} assume true; {20292#(and (<= 26 main_~i~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:07:12,126 INFO L273 TraceCheckUtils]: 33: Hoare triple {20292#(and (<= 26 main_~i~0) (<= main_~n~0 (+ main_~k~0 13)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {20299#(and (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:12,127 INFO L273 TraceCheckUtils]: 34: Hoare triple {20299#(and (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume true; {20299#(and (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:12,127 INFO L273 TraceCheckUtils]: 35: Hoare triple {20299#(and (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume !(~i~0 < ~n~0); {20299#(and (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:12,128 INFO L273 TraceCheckUtils]: 36: Hoare triple {20299#(and (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} ~j~0 := 0; {20309#(and (<= 0 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:12,128 INFO L273 TraceCheckUtils]: 37: Hoare triple {20309#(and (<= 0 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume true; {20309#(and (<= 0 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:12,129 INFO L273 TraceCheckUtils]: 38: Hoare triple {20309#(and (<= 0 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20309#(and (<= 0 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:12,129 INFO L256 TraceCheckUtils]: 39: Hoare triple {20309#(and (<= 0 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,130 INFO L273 TraceCheckUtils]: 40: Hoare triple {20148#true} ~cond := #in~cond; {20167#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:07:12,130 INFO L273 TraceCheckUtils]: 41: Hoare triple {20167#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {20168#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:12,131 INFO L273 TraceCheckUtils]: 42: Hoare triple {20168#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {20168#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:12,132 INFO L268 TraceCheckUtils]: 43: Hoare quadruple {20168#(not (= |__VERIFIER_assert_#in~cond| 0))} {20309#(and (<= 0 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} #56#return; {20309#(and (<= 0 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:12,133 INFO L273 TraceCheckUtils]: 44: Hoare triple {20309#(and (<= 0 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20334#(and (<= 1 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:12,133 INFO L273 TraceCheckUtils]: 45: Hoare triple {20334#(and (<= 1 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume true; {20334#(and (<= 1 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:12,134 INFO L273 TraceCheckUtils]: 46: Hoare triple {20334#(and (<= 1 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20334#(and (<= 1 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:12,134 INFO L256 TraceCheckUtils]: 47: Hoare triple {20334#(and (<= 1 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,135 INFO L273 TraceCheckUtils]: 48: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:12,135 INFO L273 TraceCheckUtils]: 49: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:12,135 INFO L273 TraceCheckUtils]: 50: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,136 INFO L268 TraceCheckUtils]: 51: Hoare quadruple {20148#true} {20334#(and (<= 1 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #56#return; {20334#(and (<= 1 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:12,137 INFO L273 TraceCheckUtils]: 52: Hoare triple {20334#(and (<= 1 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20359#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,137 INFO L273 TraceCheckUtils]: 53: Hoare triple {20359#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 27 main_~n~0))} assume true; {20359#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,138 INFO L273 TraceCheckUtils]: 54: Hoare triple {20359#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 27 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20359#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,138 INFO L256 TraceCheckUtils]: 55: Hoare triple {20359#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 27 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,138 INFO L273 TraceCheckUtils]: 56: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:12,139 INFO L273 TraceCheckUtils]: 57: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:12,139 INFO L273 TraceCheckUtils]: 58: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,139 INFO L268 TraceCheckUtils]: 59: Hoare quadruple {20148#true} {20359#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 27 main_~n~0))} #56#return; {20359#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,140 INFO L273 TraceCheckUtils]: 60: Hoare triple {20359#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 27 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20384#(and (<= main_~n~0 (+ main_~k~0 17)) (<= 27 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:07:12,141 INFO L273 TraceCheckUtils]: 61: Hoare triple {20384#(and (<= main_~n~0 (+ main_~k~0 17)) (<= 27 main_~n~0) (<= 3 main_~j~0))} assume true; {20384#(and (<= main_~n~0 (+ main_~k~0 17)) (<= 27 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:07:12,142 INFO L273 TraceCheckUtils]: 62: Hoare triple {20384#(and (<= main_~n~0 (+ main_~k~0 17)) (<= 27 main_~n~0) (<= 3 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20384#(and (<= main_~n~0 (+ main_~k~0 17)) (<= 27 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:07:12,142 INFO L256 TraceCheckUtils]: 63: Hoare triple {20384#(and (<= main_~n~0 (+ main_~k~0 17)) (<= 27 main_~n~0) (<= 3 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,142 INFO L273 TraceCheckUtils]: 64: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:12,142 INFO L273 TraceCheckUtils]: 65: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:12,143 INFO L273 TraceCheckUtils]: 66: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,143 INFO L268 TraceCheckUtils]: 67: Hoare quadruple {20148#true} {20384#(and (<= main_~n~0 (+ main_~k~0 17)) (<= 27 main_~n~0) (<= 3 main_~j~0))} #56#return; {20384#(and (<= main_~n~0 (+ main_~k~0 17)) (<= 27 main_~n~0) (<= 3 main_~j~0))} is VALID [2018-11-19 00:07:12,144 INFO L273 TraceCheckUtils]: 68: Hoare triple {20384#(and (<= main_~n~0 (+ main_~k~0 17)) (<= 27 main_~n~0) (<= 3 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20409#(and (<= 4 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:07:12,145 INFO L273 TraceCheckUtils]: 69: Hoare triple {20409#(and (<= 4 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} assume true; {20409#(and (<= 4 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:07:12,146 INFO L273 TraceCheckUtils]: 70: Hoare triple {20409#(and (<= 4 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20409#(and (<= 4 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:07:12,146 INFO L256 TraceCheckUtils]: 71: Hoare triple {20409#(and (<= 4 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,146 INFO L273 TraceCheckUtils]: 72: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:12,146 INFO L273 TraceCheckUtils]: 73: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:12,146 INFO L273 TraceCheckUtils]: 74: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,147 INFO L268 TraceCheckUtils]: 75: Hoare quadruple {20148#true} {20409#(and (<= 4 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} #56#return; {20409#(and (<= 4 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:07:12,148 INFO L273 TraceCheckUtils]: 76: Hoare triple {20409#(and (<= 4 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20434#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,149 INFO L273 TraceCheckUtils]: 77: Hoare triple {20434#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 27 main_~n~0))} assume true; {20434#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,149 INFO L273 TraceCheckUtils]: 78: Hoare triple {20434#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 27 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20434#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,150 INFO L256 TraceCheckUtils]: 79: Hoare triple {20434#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 27 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,150 INFO L273 TraceCheckUtils]: 80: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:12,150 INFO L273 TraceCheckUtils]: 81: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:12,150 INFO L273 TraceCheckUtils]: 82: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,151 INFO L268 TraceCheckUtils]: 83: Hoare quadruple {20148#true} {20434#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 27 main_~n~0))} #56#return; {20434#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,152 INFO L273 TraceCheckUtils]: 84: Hoare triple {20434#(and (<= 5 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 27 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20459#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,152 INFO L273 TraceCheckUtils]: 85: Hoare triple {20459#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 27 main_~n~0))} assume true; {20459#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,153 INFO L273 TraceCheckUtils]: 86: Hoare triple {20459#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 27 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20459#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,153 INFO L256 TraceCheckUtils]: 87: Hoare triple {20459#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 27 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,154 INFO L273 TraceCheckUtils]: 88: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:12,154 INFO L273 TraceCheckUtils]: 89: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:12,154 INFO L273 TraceCheckUtils]: 90: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,155 INFO L268 TraceCheckUtils]: 91: Hoare quadruple {20148#true} {20459#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 27 main_~n~0))} #56#return; {20459#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,156 INFO L273 TraceCheckUtils]: 92: Hoare triple {20459#(and (<= 6 main_~j~0) (<= main_~n~0 (+ main_~k~0 20)) (<= 27 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20484#(and (<= 7 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:07:12,156 INFO L273 TraceCheckUtils]: 93: Hoare triple {20484#(and (<= 7 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} assume true; {20484#(and (<= 7 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:07:12,157 INFO L273 TraceCheckUtils]: 94: Hoare triple {20484#(and (<= 7 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20484#(and (<= 7 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:07:12,157 INFO L256 TraceCheckUtils]: 95: Hoare triple {20484#(and (<= 7 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,157 INFO L273 TraceCheckUtils]: 96: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:12,158 INFO L273 TraceCheckUtils]: 97: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:12,158 INFO L273 TraceCheckUtils]: 98: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,158 INFO L268 TraceCheckUtils]: 99: Hoare quadruple {20148#true} {20484#(and (<= 7 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} #56#return; {20484#(and (<= 7 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:07:12,159 INFO L273 TraceCheckUtils]: 100: Hoare triple {20484#(and (<= 7 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20509#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 8 main_~j~0) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,160 INFO L273 TraceCheckUtils]: 101: Hoare triple {20509#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 8 main_~j~0) (<= 27 main_~n~0))} assume true; {20509#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 8 main_~j~0) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,161 INFO L273 TraceCheckUtils]: 102: Hoare triple {20509#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 8 main_~j~0) (<= 27 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20509#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 8 main_~j~0) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,161 INFO L256 TraceCheckUtils]: 103: Hoare triple {20509#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 8 main_~j~0) (<= 27 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,161 INFO L273 TraceCheckUtils]: 104: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:12,161 INFO L273 TraceCheckUtils]: 105: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:12,162 INFO L273 TraceCheckUtils]: 106: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,162 INFO L268 TraceCheckUtils]: 107: Hoare quadruple {20148#true} {20509#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 8 main_~j~0) (<= 27 main_~n~0))} #56#return; {20509#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 8 main_~j~0) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,163 INFO L273 TraceCheckUtils]: 108: Hoare triple {20509#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 8 main_~j~0) (<= 27 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20534#(and (<= main_~n~0 (+ main_~k~0 23)) (<= 27 main_~n~0) (<= 9 main_~j~0))} is VALID [2018-11-19 00:07:12,164 INFO L273 TraceCheckUtils]: 109: Hoare triple {20534#(and (<= main_~n~0 (+ main_~k~0 23)) (<= 27 main_~n~0) (<= 9 main_~j~0))} assume true; {20534#(and (<= main_~n~0 (+ main_~k~0 23)) (<= 27 main_~n~0) (<= 9 main_~j~0))} is VALID [2018-11-19 00:07:12,165 INFO L273 TraceCheckUtils]: 110: Hoare triple {20534#(and (<= main_~n~0 (+ main_~k~0 23)) (<= 27 main_~n~0) (<= 9 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20534#(and (<= main_~n~0 (+ main_~k~0 23)) (<= 27 main_~n~0) (<= 9 main_~j~0))} is VALID [2018-11-19 00:07:12,165 INFO L256 TraceCheckUtils]: 111: Hoare triple {20534#(and (<= main_~n~0 (+ main_~k~0 23)) (<= 27 main_~n~0) (<= 9 main_~j~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,165 INFO L273 TraceCheckUtils]: 112: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:12,165 INFO L273 TraceCheckUtils]: 113: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:12,165 INFO L273 TraceCheckUtils]: 114: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,166 INFO L268 TraceCheckUtils]: 115: Hoare quadruple {20148#true} {20534#(and (<= main_~n~0 (+ main_~k~0 23)) (<= 27 main_~n~0) (<= 9 main_~j~0))} #56#return; {20534#(and (<= main_~n~0 (+ main_~k~0 23)) (<= 27 main_~n~0) (<= 9 main_~j~0))} is VALID [2018-11-19 00:07:12,167 INFO L273 TraceCheckUtils]: 116: Hoare triple {20534#(and (<= main_~n~0 (+ main_~k~0 23)) (<= 27 main_~n~0) (<= 9 main_~j~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20559#(and (<= 10 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 24)))} is VALID [2018-11-19 00:07:12,167 INFO L273 TraceCheckUtils]: 117: Hoare triple {20559#(and (<= 10 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 24)))} assume true; {20559#(and (<= 10 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 24)))} is VALID [2018-11-19 00:07:12,168 INFO L273 TraceCheckUtils]: 118: Hoare triple {20559#(and (<= 10 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 24)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20559#(and (<= 10 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 24)))} is VALID [2018-11-19 00:07:12,168 INFO L256 TraceCheckUtils]: 119: Hoare triple {20559#(and (<= 10 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 24)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,168 INFO L273 TraceCheckUtils]: 120: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:12,168 INFO L273 TraceCheckUtils]: 121: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:12,168 INFO L273 TraceCheckUtils]: 122: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,169 INFO L268 TraceCheckUtils]: 123: Hoare quadruple {20148#true} {20559#(and (<= 10 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 24)))} #56#return; {20559#(and (<= 10 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 24)))} is VALID [2018-11-19 00:07:12,169 INFO L273 TraceCheckUtils]: 124: Hoare triple {20559#(and (<= 10 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 24)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20584#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,170 INFO L273 TraceCheckUtils]: 125: Hoare triple {20584#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)) (<= 27 main_~n~0))} assume true; {20584#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,170 INFO L273 TraceCheckUtils]: 126: Hoare triple {20584#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)) (<= 27 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20584#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,171 INFO L256 TraceCheckUtils]: 127: Hoare triple {20584#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)) (<= 27 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,171 INFO L273 TraceCheckUtils]: 128: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:12,171 INFO L273 TraceCheckUtils]: 129: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:12,171 INFO L273 TraceCheckUtils]: 130: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,172 INFO L268 TraceCheckUtils]: 131: Hoare quadruple {20148#true} {20584#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)) (<= 27 main_~n~0))} #56#return; {20584#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)) (<= 27 main_~n~0))} is VALID [2018-11-19 00:07:12,173 INFO L273 TraceCheckUtils]: 132: Hoare triple {20584#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 25)) (<= 27 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20609#(and (<= 12 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 26)))} is VALID [2018-11-19 00:07:12,174 INFO L273 TraceCheckUtils]: 133: Hoare triple {20609#(and (<= 12 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 26)))} assume true; {20609#(and (<= 12 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 26)))} is VALID [2018-11-19 00:07:12,174 INFO L273 TraceCheckUtils]: 134: Hoare triple {20609#(and (<= 12 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 26)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20609#(and (<= 12 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 26)))} is VALID [2018-11-19 00:07:12,175 INFO L256 TraceCheckUtils]: 135: Hoare triple {20609#(and (<= 12 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 26)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20148#true} is VALID [2018-11-19 00:07:12,175 INFO L273 TraceCheckUtils]: 136: Hoare triple {20148#true} ~cond := #in~cond; {20148#true} is VALID [2018-11-19 00:07:12,175 INFO L273 TraceCheckUtils]: 137: Hoare triple {20148#true} assume !(0 == ~cond); {20148#true} is VALID [2018-11-19 00:07:12,175 INFO L273 TraceCheckUtils]: 138: Hoare triple {20148#true} assume true; {20148#true} is VALID [2018-11-19 00:07:12,176 INFO L268 TraceCheckUtils]: 139: Hoare quadruple {20148#true} {20609#(and (<= 12 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 26)))} #56#return; {20609#(and (<= 12 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 26)))} is VALID [2018-11-19 00:07:12,177 INFO L273 TraceCheckUtils]: 140: Hoare triple {20609#(and (<= 12 main_~j~0) (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 26)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {20634#(and (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 13 main_~j~0))} is VALID [2018-11-19 00:07:12,204 INFO L273 TraceCheckUtils]: 141: Hoare triple {20634#(and (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 13 main_~j~0))} assume true; {20634#(and (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 13 main_~j~0))} is VALID [2018-11-19 00:07:12,205 INFO L273 TraceCheckUtils]: 142: Hoare triple {20634#(and (<= 27 main_~n~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 13 main_~j~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {20182#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:12,207 INFO L256 TraceCheckUtils]: 143: Hoare triple {20182#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {20644#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:07:12,207 INFO L273 TraceCheckUtils]: 144: Hoare triple {20644#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {20648#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:07:12,210 INFO L273 TraceCheckUtils]: 145: Hoare triple {20648#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {20149#false} is VALID [2018-11-19 00:07:12,210 INFO L273 TraceCheckUtils]: 146: Hoare triple {20149#false} assume !false; {20149#false} is VALID [2018-11-19 00:07:12,241 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 25 proven. 598 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-19 00:07:12,260 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:07:12,260 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36] total 66 [2018-11-19 00:07:12,260 INFO L78 Accepts]: Start accepts. Automaton has 66 states. Word has length 147 [2018-11-19 00:07:12,261 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:07:12,261 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 66 states. [2018-11-19 00:07:12,506 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 214 edges. 214 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:07:12,506 INFO L459 AbstractCegarLoop]: Interpolant automaton has 66 states [2018-11-19 00:07:12,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2018-11-19 00:07:12,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=450, Invalid=3840, Unknown=0, NotChecked=0, Total=4290 [2018-11-19 00:07:12,508 INFO L87 Difference]: Start difference. First operand 150 states and 151 transitions. Second operand 66 states. [2018-11-19 00:07:23,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:07:23,497 INFO L93 Difference]: Finished difference Result 277 states and 282 transitions. [2018-11-19 00:07:23,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-11-19 00:07:23,497 INFO L78 Accepts]: Start accepts. Automaton has 66 states. Word has length 147 [2018-11-19 00:07:23,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:07:23,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-11-19 00:07:23,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 140 transitions. [2018-11-19 00:07:23,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2018-11-19 00:07:23,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 140 transitions. [2018-11-19 00:07:23,500 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 39 states and 140 transitions. [2018-11-19 00:07:23,647 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:07:23,651 INFO L225 Difference]: With dead ends: 277 [2018-11-19 00:07:23,652 INFO L226 Difference]: Without dead ends: 162 [2018-11-19 00:07:23,653 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 116 SyntacticMatches, 4 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1815 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=676, Invalid=6296, Unknown=0, NotChecked=0, Total=6972 [2018-11-19 00:07:23,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2018-11-19 00:07:24,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 152. [2018-11-19 00:07:24,062 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:07:24,062 INFO L82 GeneralOperation]: Start isEquivalent. First operand 162 states. Second operand 152 states. [2018-11-19 00:07:24,062 INFO L74 IsIncluded]: Start isIncluded. First operand 162 states. Second operand 152 states. [2018-11-19 00:07:24,062 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 152 states. [2018-11-19 00:07:24,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:07:24,066 INFO L93 Difference]: Finished difference Result 162 states and 164 transitions. [2018-11-19 00:07:24,066 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 164 transitions. [2018-11-19 00:07:24,067 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:07:24,067 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:07:24,067 INFO L74 IsIncluded]: Start isIncluded. First operand 152 states. Second operand 162 states. [2018-11-19 00:07:24,067 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 162 states. [2018-11-19 00:07:24,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:07:24,070 INFO L93 Difference]: Finished difference Result 162 states and 164 transitions. [2018-11-19 00:07:24,070 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 164 transitions. [2018-11-19 00:07:24,070 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:07:24,070 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:07:24,070 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:07:24,071 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:07:24,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2018-11-19 00:07:24,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 153 transitions. [2018-11-19 00:07:24,073 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 153 transitions. Word has length 147 [2018-11-19 00:07:24,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:07:24,073 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 153 transitions. [2018-11-19 00:07:24,074 INFO L481 AbstractCegarLoop]: Interpolant automaton has 66 states. [2018-11-19 00:07:24,074 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 153 transitions. [2018-11-19 00:07:24,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2018-11-19 00:07:24,075 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:07:24,075 INFO L375 BasicCegarLoop]: trace histogram [16, 15, 14, 14, 14, 14, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:07:24,075 INFO L423 AbstractCegarLoop]: === Iteration 30 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:07:24,075 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:07:24,076 INFO L82 PathProgramCache]: Analyzing trace with hash -2144700411, now seen corresponding path program 26 times [2018-11-19 00:07:24,076 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:07:24,076 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:07:24,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:07:24,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-19 00:07:24,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:07:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:07:25,103 INFO L256 TraceCheckUtils]: 0: Hoare triple {21614#true} call ULTIMATE.init(); {21614#true} is VALID [2018-11-19 00:07:25,103 INFO L273 TraceCheckUtils]: 1: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,103 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {21614#true} {21614#true} #52#return; {21614#true} is VALID [2018-11-19 00:07:25,103 INFO L256 TraceCheckUtils]: 3: Hoare triple {21614#true} call #t~ret5 := main(); {21614#true} is VALID [2018-11-19 00:07:25,104 INFO L273 TraceCheckUtils]: 4: Hoare triple {21614#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {21614#true} is VALID [2018-11-19 00:07:25,104 INFO L273 TraceCheckUtils]: 5: Hoare triple {21614#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {21616#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,105 INFO L273 TraceCheckUtils]: 6: Hoare triple {21616#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume true; {21616#(<= main_~n~0 (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,106 INFO L273 TraceCheckUtils]: 7: Hoare triple {21616#(<= main_~n~0 (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21617#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,106 INFO L273 TraceCheckUtils]: 8: Hoare triple {21617#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume true; {21617#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,107 INFO L273 TraceCheckUtils]: 9: Hoare triple {21617#(<= (+ main_~n~0 1) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21618#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,108 INFO L273 TraceCheckUtils]: 10: Hoare triple {21618#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume true; {21618#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,109 INFO L273 TraceCheckUtils]: 11: Hoare triple {21618#(<= (+ main_~n~0 2) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21619#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,109 INFO L273 TraceCheckUtils]: 12: Hoare triple {21619#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume true; {21619#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,110 INFO L273 TraceCheckUtils]: 13: Hoare triple {21619#(<= (+ main_~n~0 3) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21620#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,111 INFO L273 TraceCheckUtils]: 14: Hoare triple {21620#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume true; {21620#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,112 INFO L273 TraceCheckUtils]: 15: Hoare triple {21620#(<= (+ main_~n~0 4) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21621#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,112 INFO L273 TraceCheckUtils]: 16: Hoare triple {21621#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume true; {21621#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,113 INFO L273 TraceCheckUtils]: 17: Hoare triple {21621#(<= (+ main_~n~0 5) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21622#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,114 INFO L273 TraceCheckUtils]: 18: Hoare triple {21622#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume true; {21622#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,114 INFO L273 TraceCheckUtils]: 19: Hoare triple {21622#(<= (+ main_~n~0 6) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21623#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,115 INFO L273 TraceCheckUtils]: 20: Hoare triple {21623#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume true; {21623#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,116 INFO L273 TraceCheckUtils]: 21: Hoare triple {21623#(<= (+ main_~n~0 7) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21624#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,116 INFO L273 TraceCheckUtils]: 22: Hoare triple {21624#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume true; {21624#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,117 INFO L273 TraceCheckUtils]: 23: Hoare triple {21624#(<= (+ main_~n~0 8) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21625#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,118 INFO L273 TraceCheckUtils]: 24: Hoare triple {21625#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} assume true; {21625#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,119 INFO L273 TraceCheckUtils]: 25: Hoare triple {21625#(<= (+ main_~n~0 9) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21626#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,119 INFO L273 TraceCheckUtils]: 26: Hoare triple {21626#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} assume true; {21626#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,120 INFO L273 TraceCheckUtils]: 27: Hoare triple {21626#(<= (+ main_~n~0 10) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21627#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,121 INFO L273 TraceCheckUtils]: 28: Hoare triple {21627#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} assume true; {21627#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,122 INFO L273 TraceCheckUtils]: 29: Hoare triple {21627#(<= (+ main_~n~0 11) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21628#(<= (+ main_~n~0 12) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,122 INFO L273 TraceCheckUtils]: 30: Hoare triple {21628#(<= (+ main_~n~0 12) (+ main_~i~0 main_~k~0))} assume true; {21628#(<= (+ main_~n~0 12) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,123 INFO L273 TraceCheckUtils]: 31: Hoare triple {21628#(<= (+ main_~n~0 12) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21629#(<= (+ main_~n~0 13) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,124 INFO L273 TraceCheckUtils]: 32: Hoare triple {21629#(<= (+ main_~n~0 13) (+ main_~i~0 main_~k~0))} assume true; {21629#(<= (+ main_~n~0 13) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,125 INFO L273 TraceCheckUtils]: 33: Hoare triple {21629#(<= (+ main_~n~0 13) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21630#(<= (+ main_~n~0 14) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,125 INFO L273 TraceCheckUtils]: 34: Hoare triple {21630#(<= (+ main_~n~0 14) (+ main_~i~0 main_~k~0))} assume true; {21630#(<= (+ main_~n~0 14) (+ main_~i~0 main_~k~0))} is VALID [2018-11-19 00:07:25,126 INFO L273 TraceCheckUtils]: 35: Hoare triple {21630#(<= (+ main_~n~0 14) (+ main_~i~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:25,127 INFO L273 TraceCheckUtils]: 36: Hoare triple {21631#(<= 14 main_~k~0)} assume true; {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:25,127 INFO L273 TraceCheckUtils]: 37: Hoare triple {21631#(<= 14 main_~k~0)} assume !(~i~0 < ~n~0); {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:25,128 INFO L273 TraceCheckUtils]: 38: Hoare triple {21631#(<= 14 main_~k~0)} ~j~0 := 0; {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:25,128 INFO L273 TraceCheckUtils]: 39: Hoare triple {21631#(<= 14 main_~k~0)} assume true; {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:25,129 INFO L273 TraceCheckUtils]: 40: Hoare triple {21631#(<= 14 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:25,129 INFO L256 TraceCheckUtils]: 41: Hoare triple {21631#(<= 14 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,129 INFO L273 TraceCheckUtils]: 42: Hoare triple {21614#true} ~cond := #in~cond; {21632#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:07:25,130 INFO L273 TraceCheckUtils]: 43: Hoare triple {21632#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {21633#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:25,130 INFO L273 TraceCheckUtils]: 44: Hoare triple {21633#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {21633#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:25,132 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {21633#(not (= |__VERIFIER_assert_#in~cond| 0))} {21631#(<= 14 main_~k~0)} #56#return; {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:25,132 INFO L273 TraceCheckUtils]: 46: Hoare triple {21631#(<= 14 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21634#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:25,133 INFO L273 TraceCheckUtils]: 47: Hoare triple {21634#(<= 13 main_~k~0)} assume true; {21634#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:25,133 INFO L273 TraceCheckUtils]: 48: Hoare triple {21634#(<= 13 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21634#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:25,134 INFO L256 TraceCheckUtils]: 49: Hoare triple {21634#(<= 13 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,134 INFO L273 TraceCheckUtils]: 50: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:25,134 INFO L273 TraceCheckUtils]: 51: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:25,134 INFO L273 TraceCheckUtils]: 52: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,137 INFO L268 TraceCheckUtils]: 53: Hoare quadruple {21614#true} {21634#(<= 13 main_~k~0)} #56#return; {21634#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:25,138 INFO L273 TraceCheckUtils]: 54: Hoare triple {21634#(<= 13 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21635#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:25,138 INFO L273 TraceCheckUtils]: 55: Hoare triple {21635#(<= 12 main_~k~0)} assume true; {21635#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:25,139 INFO L273 TraceCheckUtils]: 56: Hoare triple {21635#(<= 12 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21635#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:25,139 INFO L256 TraceCheckUtils]: 57: Hoare triple {21635#(<= 12 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,139 INFO L273 TraceCheckUtils]: 58: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:25,139 INFO L273 TraceCheckUtils]: 59: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:25,139 INFO L273 TraceCheckUtils]: 60: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,140 INFO L268 TraceCheckUtils]: 61: Hoare quadruple {21614#true} {21635#(<= 12 main_~k~0)} #56#return; {21635#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:25,140 INFO L273 TraceCheckUtils]: 62: Hoare triple {21635#(<= 12 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21636#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:25,140 INFO L273 TraceCheckUtils]: 63: Hoare triple {21636#(<= 11 main_~k~0)} assume true; {21636#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:25,141 INFO L273 TraceCheckUtils]: 64: Hoare triple {21636#(<= 11 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21636#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:25,141 INFO L256 TraceCheckUtils]: 65: Hoare triple {21636#(<= 11 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,141 INFO L273 TraceCheckUtils]: 66: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:25,141 INFO L273 TraceCheckUtils]: 67: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:25,141 INFO L273 TraceCheckUtils]: 68: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,142 INFO L268 TraceCheckUtils]: 69: Hoare quadruple {21614#true} {21636#(<= 11 main_~k~0)} #56#return; {21636#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:25,143 INFO L273 TraceCheckUtils]: 70: Hoare triple {21636#(<= 11 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21637#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:25,143 INFO L273 TraceCheckUtils]: 71: Hoare triple {21637#(<= 10 main_~k~0)} assume true; {21637#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:25,144 INFO L273 TraceCheckUtils]: 72: Hoare triple {21637#(<= 10 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21637#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:25,144 INFO L256 TraceCheckUtils]: 73: Hoare triple {21637#(<= 10 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,144 INFO L273 TraceCheckUtils]: 74: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:25,145 INFO L273 TraceCheckUtils]: 75: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:25,145 INFO L273 TraceCheckUtils]: 76: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,146 INFO L268 TraceCheckUtils]: 77: Hoare quadruple {21614#true} {21637#(<= 10 main_~k~0)} #56#return; {21637#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:25,146 INFO L273 TraceCheckUtils]: 78: Hoare triple {21637#(<= 10 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21638#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:25,147 INFO L273 TraceCheckUtils]: 79: Hoare triple {21638#(<= 9 main_~k~0)} assume true; {21638#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:25,147 INFO L273 TraceCheckUtils]: 80: Hoare triple {21638#(<= 9 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21638#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:25,148 INFO L256 TraceCheckUtils]: 81: Hoare triple {21638#(<= 9 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,148 INFO L273 TraceCheckUtils]: 82: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:25,148 INFO L273 TraceCheckUtils]: 83: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:25,148 INFO L273 TraceCheckUtils]: 84: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,149 INFO L268 TraceCheckUtils]: 85: Hoare quadruple {21614#true} {21638#(<= 9 main_~k~0)} #56#return; {21638#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:25,150 INFO L273 TraceCheckUtils]: 86: Hoare triple {21638#(<= 9 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21639#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:25,150 INFO L273 TraceCheckUtils]: 87: Hoare triple {21639#(<= 8 main_~k~0)} assume true; {21639#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:25,151 INFO L273 TraceCheckUtils]: 88: Hoare triple {21639#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21639#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:25,151 INFO L256 TraceCheckUtils]: 89: Hoare triple {21639#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,151 INFO L273 TraceCheckUtils]: 90: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:25,151 INFO L273 TraceCheckUtils]: 91: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:25,152 INFO L273 TraceCheckUtils]: 92: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,152 INFO L268 TraceCheckUtils]: 93: Hoare quadruple {21614#true} {21639#(<= 8 main_~k~0)} #56#return; {21639#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:25,153 INFO L273 TraceCheckUtils]: 94: Hoare triple {21639#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21640#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:25,153 INFO L273 TraceCheckUtils]: 95: Hoare triple {21640#(<= 7 main_~k~0)} assume true; {21640#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:25,154 INFO L273 TraceCheckUtils]: 96: Hoare triple {21640#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21640#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:25,154 INFO L256 TraceCheckUtils]: 97: Hoare triple {21640#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,154 INFO L273 TraceCheckUtils]: 98: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:25,154 INFO L273 TraceCheckUtils]: 99: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:25,154 INFO L273 TraceCheckUtils]: 100: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,154 INFO L268 TraceCheckUtils]: 101: Hoare quadruple {21614#true} {21640#(<= 7 main_~k~0)} #56#return; {21640#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:25,155 INFO L273 TraceCheckUtils]: 102: Hoare triple {21640#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21641#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:25,155 INFO L273 TraceCheckUtils]: 103: Hoare triple {21641#(<= 6 main_~k~0)} assume true; {21641#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:25,156 INFO L273 TraceCheckUtils]: 104: Hoare triple {21641#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21641#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:25,156 INFO L256 TraceCheckUtils]: 105: Hoare triple {21641#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,156 INFO L273 TraceCheckUtils]: 106: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:25,157 INFO L273 TraceCheckUtils]: 107: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:25,157 INFO L273 TraceCheckUtils]: 108: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,158 INFO L268 TraceCheckUtils]: 109: Hoare quadruple {21614#true} {21641#(<= 6 main_~k~0)} #56#return; {21641#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:25,158 INFO L273 TraceCheckUtils]: 110: Hoare triple {21641#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21642#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:25,159 INFO L273 TraceCheckUtils]: 111: Hoare triple {21642#(<= 5 main_~k~0)} assume true; {21642#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:25,159 INFO L273 TraceCheckUtils]: 112: Hoare triple {21642#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21642#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:25,160 INFO L256 TraceCheckUtils]: 113: Hoare triple {21642#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,160 INFO L273 TraceCheckUtils]: 114: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:25,160 INFO L273 TraceCheckUtils]: 115: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:25,160 INFO L273 TraceCheckUtils]: 116: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,161 INFO L268 TraceCheckUtils]: 117: Hoare quadruple {21614#true} {21642#(<= 5 main_~k~0)} #56#return; {21642#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:25,162 INFO L273 TraceCheckUtils]: 118: Hoare triple {21642#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21643#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:25,163 INFO L273 TraceCheckUtils]: 119: Hoare triple {21643#(<= 4 main_~k~0)} assume true; {21643#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:25,163 INFO L273 TraceCheckUtils]: 120: Hoare triple {21643#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21643#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:25,163 INFO L256 TraceCheckUtils]: 121: Hoare triple {21643#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,163 INFO L273 TraceCheckUtils]: 122: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:25,164 INFO L273 TraceCheckUtils]: 123: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:25,164 INFO L273 TraceCheckUtils]: 124: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,165 INFO L268 TraceCheckUtils]: 125: Hoare quadruple {21614#true} {21643#(<= 4 main_~k~0)} #56#return; {21643#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:25,165 INFO L273 TraceCheckUtils]: 126: Hoare triple {21643#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21644#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:25,166 INFO L273 TraceCheckUtils]: 127: Hoare triple {21644#(<= 3 main_~k~0)} assume true; {21644#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:25,166 INFO L273 TraceCheckUtils]: 128: Hoare triple {21644#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21644#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:25,167 INFO L256 TraceCheckUtils]: 129: Hoare triple {21644#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,167 INFO L273 TraceCheckUtils]: 130: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:25,167 INFO L273 TraceCheckUtils]: 131: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:25,167 INFO L273 TraceCheckUtils]: 132: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,168 INFO L268 TraceCheckUtils]: 133: Hoare quadruple {21614#true} {21644#(<= 3 main_~k~0)} #56#return; {21644#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:25,169 INFO L273 TraceCheckUtils]: 134: Hoare triple {21644#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21645#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:25,169 INFO L273 TraceCheckUtils]: 135: Hoare triple {21645#(<= 2 main_~k~0)} assume true; {21645#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:25,170 INFO L273 TraceCheckUtils]: 136: Hoare triple {21645#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21645#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:25,170 INFO L256 TraceCheckUtils]: 137: Hoare triple {21645#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:25,170 INFO L273 TraceCheckUtils]: 138: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:25,170 INFO L273 TraceCheckUtils]: 139: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:25,171 INFO L273 TraceCheckUtils]: 140: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:25,171 INFO L268 TraceCheckUtils]: 141: Hoare quadruple {21614#true} {21645#(<= 2 main_~k~0)} #56#return; {21645#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:25,172 INFO L273 TraceCheckUtils]: 142: Hoare triple {21645#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21646#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:25,173 INFO L273 TraceCheckUtils]: 143: Hoare triple {21646#(<= 1 main_~k~0)} assume true; {21646#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:25,173 INFO L273 TraceCheckUtils]: 144: Hoare triple {21646#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21646#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:25,175 INFO L256 TraceCheckUtils]: 145: Hoare triple {21646#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21633#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:25,175 INFO L273 TraceCheckUtils]: 146: Hoare triple {21633#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {21647#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:07:25,176 INFO L273 TraceCheckUtils]: 147: Hoare triple {21647#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {21615#false} is VALID [2018-11-19 00:07:25,176 INFO L273 TraceCheckUtils]: 148: Hoare triple {21615#false} assume !false; {21615#false} is VALID [2018-11-19 00:07:25,193 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 235 proven. 418 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2018-11-19 00:07:25,193 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:07:25,193 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:07:25,203 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-19 00:07:25,247 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-19 00:07:25,247 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:07:25,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:07:25,273 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:07:26,184 INFO L256 TraceCheckUtils]: 0: Hoare triple {21614#true} call ULTIMATE.init(); {21614#true} is VALID [2018-11-19 00:07:26,185 INFO L273 TraceCheckUtils]: 1: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,185 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {21614#true} {21614#true} #52#return; {21614#true} is VALID [2018-11-19 00:07:26,185 INFO L256 TraceCheckUtils]: 3: Hoare triple {21614#true} call #t~ret5 := main(); {21614#true} is VALID [2018-11-19 00:07:26,185 INFO L273 TraceCheckUtils]: 4: Hoare triple {21614#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {21614#true} is VALID [2018-11-19 00:07:26,186 INFO L273 TraceCheckUtils]: 5: Hoare triple {21614#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {21666#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:07:26,186 INFO L273 TraceCheckUtils]: 6: Hoare triple {21666#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {21666#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:07:26,187 INFO L273 TraceCheckUtils]: 7: Hoare triple {21666#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21673#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:07:26,187 INFO L273 TraceCheckUtils]: 8: Hoare triple {21673#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {21673#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:07:26,188 INFO L273 TraceCheckUtils]: 9: Hoare triple {21673#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21680#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:07:26,188 INFO L273 TraceCheckUtils]: 10: Hoare triple {21680#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {21680#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:07:26,189 INFO L273 TraceCheckUtils]: 11: Hoare triple {21680#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21687#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:07:26,190 INFO L273 TraceCheckUtils]: 12: Hoare triple {21687#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume true; {21687#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} is VALID [2018-11-19 00:07:26,191 INFO L273 TraceCheckUtils]: 13: Hoare triple {21687#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 6 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21694#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:07:26,191 INFO L273 TraceCheckUtils]: 14: Hoare triple {21694#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume true; {21694#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} is VALID [2018-11-19 00:07:26,192 INFO L273 TraceCheckUtils]: 15: Hoare triple {21694#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 8 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21701#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:07:26,193 INFO L273 TraceCheckUtils]: 16: Hoare triple {21701#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume true; {21701#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} is VALID [2018-11-19 00:07:26,194 INFO L273 TraceCheckUtils]: 17: Hoare triple {21701#(and (<= main_~n~0 (+ main_~k~0 5)) (<= 10 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21708#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:07:26,194 INFO L273 TraceCheckUtils]: 18: Hoare triple {21708#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume true; {21708#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} is VALID [2018-11-19 00:07:26,195 INFO L273 TraceCheckUtils]: 19: Hoare triple {21708#(and (<= 12 main_~i~0) (<= main_~n~0 (+ main_~k~0 6)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21715#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:07:26,196 INFO L273 TraceCheckUtils]: 20: Hoare triple {21715#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume true; {21715#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} is VALID [2018-11-19 00:07:26,197 INFO L273 TraceCheckUtils]: 21: Hoare triple {21715#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 14 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21722#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:07:26,197 INFO L273 TraceCheckUtils]: 22: Hoare triple {21722#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume true; {21722#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} is VALID [2018-11-19 00:07:26,198 INFO L273 TraceCheckUtils]: 23: Hoare triple {21722#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 16 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21729#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:07:26,199 INFO L273 TraceCheckUtils]: 24: Hoare triple {21729#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume true; {21729#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} is VALID [2018-11-19 00:07:26,200 INFO L273 TraceCheckUtils]: 25: Hoare triple {21729#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 18 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21736#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:07:26,200 INFO L273 TraceCheckUtils]: 26: Hoare triple {21736#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume true; {21736#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} is VALID [2018-11-19 00:07:26,201 INFO L273 TraceCheckUtils]: 27: Hoare triple {21736#(and (<= 20 main_~i~0) (<= main_~n~0 (+ main_~k~0 10)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21743#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} is VALID [2018-11-19 00:07:26,202 INFO L273 TraceCheckUtils]: 28: Hoare triple {21743#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} assume true; {21743#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} is VALID [2018-11-19 00:07:26,203 INFO L273 TraceCheckUtils]: 29: Hoare triple {21743#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 22 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21750#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} is VALID [2018-11-19 00:07:26,203 INFO L273 TraceCheckUtils]: 30: Hoare triple {21750#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} assume true; {21750#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} is VALID [2018-11-19 00:07:26,204 INFO L273 TraceCheckUtils]: 31: Hoare triple {21750#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 24 main_~i~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21757#(and (<= 26 main_~i~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:07:26,205 INFO L273 TraceCheckUtils]: 32: Hoare triple {21757#(and (<= 26 main_~i~0) (<= main_~n~0 (+ main_~k~0 13)))} assume true; {21757#(and (<= 26 main_~i~0) (<= main_~n~0 (+ main_~k~0 13)))} is VALID [2018-11-19 00:07:26,206 INFO L273 TraceCheckUtils]: 33: Hoare triple {21757#(and (<= 26 main_~i~0) (<= main_~n~0 (+ main_~k~0 13)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21764#(and (<= 28 main_~i~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:26,207 INFO L273 TraceCheckUtils]: 34: Hoare triple {21764#(and (<= 28 main_~i~0) (<= main_~n~0 (+ main_~k~0 14)))} assume true; {21764#(and (<= 28 main_~i~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:26,207 INFO L273 TraceCheckUtils]: 35: Hoare triple {21764#(and (<= 28 main_~i~0) (<= main_~n~0 (+ main_~k~0 14)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:26,208 INFO L273 TraceCheckUtils]: 36: Hoare triple {21631#(<= 14 main_~k~0)} assume true; {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:26,208 INFO L273 TraceCheckUtils]: 37: Hoare triple {21631#(<= 14 main_~k~0)} assume !(~i~0 < ~n~0); {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:26,209 INFO L273 TraceCheckUtils]: 38: Hoare triple {21631#(<= 14 main_~k~0)} ~j~0 := 0; {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:26,209 INFO L273 TraceCheckUtils]: 39: Hoare triple {21631#(<= 14 main_~k~0)} assume true; {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:26,210 INFO L273 TraceCheckUtils]: 40: Hoare triple {21631#(<= 14 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:26,210 INFO L256 TraceCheckUtils]: 41: Hoare triple {21631#(<= 14 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,210 INFO L273 TraceCheckUtils]: 42: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,210 INFO L273 TraceCheckUtils]: 43: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,210 INFO L273 TraceCheckUtils]: 44: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,211 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {21614#true} {21631#(<= 14 main_~k~0)} #56#return; {21631#(<= 14 main_~k~0)} is VALID [2018-11-19 00:07:26,212 INFO L273 TraceCheckUtils]: 46: Hoare triple {21631#(<= 14 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21634#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:26,212 INFO L273 TraceCheckUtils]: 47: Hoare triple {21634#(<= 13 main_~k~0)} assume true; {21634#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:26,213 INFO L273 TraceCheckUtils]: 48: Hoare triple {21634#(<= 13 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21634#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:26,213 INFO L256 TraceCheckUtils]: 49: Hoare triple {21634#(<= 13 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,213 INFO L273 TraceCheckUtils]: 50: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,213 INFO L273 TraceCheckUtils]: 51: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,213 INFO L273 TraceCheckUtils]: 52: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,214 INFO L268 TraceCheckUtils]: 53: Hoare quadruple {21614#true} {21634#(<= 13 main_~k~0)} #56#return; {21634#(<= 13 main_~k~0)} is VALID [2018-11-19 00:07:26,215 INFO L273 TraceCheckUtils]: 54: Hoare triple {21634#(<= 13 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21635#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:26,215 INFO L273 TraceCheckUtils]: 55: Hoare triple {21635#(<= 12 main_~k~0)} assume true; {21635#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:26,216 INFO L273 TraceCheckUtils]: 56: Hoare triple {21635#(<= 12 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21635#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:26,216 INFO L256 TraceCheckUtils]: 57: Hoare triple {21635#(<= 12 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,216 INFO L273 TraceCheckUtils]: 58: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,216 INFO L273 TraceCheckUtils]: 59: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,216 INFO L273 TraceCheckUtils]: 60: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,217 INFO L268 TraceCheckUtils]: 61: Hoare quadruple {21614#true} {21635#(<= 12 main_~k~0)} #56#return; {21635#(<= 12 main_~k~0)} is VALID [2018-11-19 00:07:26,217 INFO L273 TraceCheckUtils]: 62: Hoare triple {21635#(<= 12 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21636#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:26,217 INFO L273 TraceCheckUtils]: 63: Hoare triple {21636#(<= 11 main_~k~0)} assume true; {21636#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:26,218 INFO L273 TraceCheckUtils]: 64: Hoare triple {21636#(<= 11 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21636#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:26,218 INFO L256 TraceCheckUtils]: 65: Hoare triple {21636#(<= 11 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,218 INFO L273 TraceCheckUtils]: 66: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,218 INFO L273 TraceCheckUtils]: 67: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,218 INFO L273 TraceCheckUtils]: 68: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,219 INFO L268 TraceCheckUtils]: 69: Hoare quadruple {21614#true} {21636#(<= 11 main_~k~0)} #56#return; {21636#(<= 11 main_~k~0)} is VALID [2018-11-19 00:07:26,220 INFO L273 TraceCheckUtils]: 70: Hoare triple {21636#(<= 11 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21637#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:26,220 INFO L273 TraceCheckUtils]: 71: Hoare triple {21637#(<= 10 main_~k~0)} assume true; {21637#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:26,221 INFO L273 TraceCheckUtils]: 72: Hoare triple {21637#(<= 10 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21637#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:26,221 INFO L256 TraceCheckUtils]: 73: Hoare triple {21637#(<= 10 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,221 INFO L273 TraceCheckUtils]: 74: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,221 INFO L273 TraceCheckUtils]: 75: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,221 INFO L273 TraceCheckUtils]: 76: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,230 INFO L268 TraceCheckUtils]: 77: Hoare quadruple {21614#true} {21637#(<= 10 main_~k~0)} #56#return; {21637#(<= 10 main_~k~0)} is VALID [2018-11-19 00:07:26,231 INFO L273 TraceCheckUtils]: 78: Hoare triple {21637#(<= 10 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21638#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:26,231 INFO L273 TraceCheckUtils]: 79: Hoare triple {21638#(<= 9 main_~k~0)} assume true; {21638#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:26,231 INFO L273 TraceCheckUtils]: 80: Hoare triple {21638#(<= 9 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21638#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:26,231 INFO L256 TraceCheckUtils]: 81: Hoare triple {21638#(<= 9 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,232 INFO L273 TraceCheckUtils]: 82: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,232 INFO L273 TraceCheckUtils]: 83: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,232 INFO L273 TraceCheckUtils]: 84: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,232 INFO L268 TraceCheckUtils]: 85: Hoare quadruple {21614#true} {21638#(<= 9 main_~k~0)} #56#return; {21638#(<= 9 main_~k~0)} is VALID [2018-11-19 00:07:26,233 INFO L273 TraceCheckUtils]: 86: Hoare triple {21638#(<= 9 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21639#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:26,233 INFO L273 TraceCheckUtils]: 87: Hoare triple {21639#(<= 8 main_~k~0)} assume true; {21639#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:26,233 INFO L273 TraceCheckUtils]: 88: Hoare triple {21639#(<= 8 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21639#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:26,233 INFO L256 TraceCheckUtils]: 89: Hoare triple {21639#(<= 8 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,233 INFO L273 TraceCheckUtils]: 90: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,234 INFO L273 TraceCheckUtils]: 91: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,234 INFO L273 TraceCheckUtils]: 92: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,234 INFO L268 TraceCheckUtils]: 93: Hoare quadruple {21614#true} {21639#(<= 8 main_~k~0)} #56#return; {21639#(<= 8 main_~k~0)} is VALID [2018-11-19 00:07:26,235 INFO L273 TraceCheckUtils]: 94: Hoare triple {21639#(<= 8 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21640#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:26,235 INFO L273 TraceCheckUtils]: 95: Hoare triple {21640#(<= 7 main_~k~0)} assume true; {21640#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:26,236 INFO L273 TraceCheckUtils]: 96: Hoare triple {21640#(<= 7 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21640#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:26,236 INFO L256 TraceCheckUtils]: 97: Hoare triple {21640#(<= 7 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,236 INFO L273 TraceCheckUtils]: 98: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,236 INFO L273 TraceCheckUtils]: 99: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,236 INFO L273 TraceCheckUtils]: 100: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,237 INFO L268 TraceCheckUtils]: 101: Hoare quadruple {21614#true} {21640#(<= 7 main_~k~0)} #56#return; {21640#(<= 7 main_~k~0)} is VALID [2018-11-19 00:07:26,238 INFO L273 TraceCheckUtils]: 102: Hoare triple {21640#(<= 7 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21641#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:26,238 INFO L273 TraceCheckUtils]: 103: Hoare triple {21641#(<= 6 main_~k~0)} assume true; {21641#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:26,239 INFO L273 TraceCheckUtils]: 104: Hoare triple {21641#(<= 6 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21641#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:26,239 INFO L256 TraceCheckUtils]: 105: Hoare triple {21641#(<= 6 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,239 INFO L273 TraceCheckUtils]: 106: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,239 INFO L273 TraceCheckUtils]: 107: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,239 INFO L273 TraceCheckUtils]: 108: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,239 INFO L268 TraceCheckUtils]: 109: Hoare quadruple {21614#true} {21641#(<= 6 main_~k~0)} #56#return; {21641#(<= 6 main_~k~0)} is VALID [2018-11-19 00:07:26,240 INFO L273 TraceCheckUtils]: 110: Hoare triple {21641#(<= 6 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21642#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:26,240 INFO L273 TraceCheckUtils]: 111: Hoare triple {21642#(<= 5 main_~k~0)} assume true; {21642#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:26,240 INFO L273 TraceCheckUtils]: 112: Hoare triple {21642#(<= 5 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21642#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:26,241 INFO L256 TraceCheckUtils]: 113: Hoare triple {21642#(<= 5 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,241 INFO L273 TraceCheckUtils]: 114: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,241 INFO L273 TraceCheckUtils]: 115: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,241 INFO L273 TraceCheckUtils]: 116: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,241 INFO L268 TraceCheckUtils]: 117: Hoare quadruple {21614#true} {21642#(<= 5 main_~k~0)} #56#return; {21642#(<= 5 main_~k~0)} is VALID [2018-11-19 00:07:26,242 INFO L273 TraceCheckUtils]: 118: Hoare triple {21642#(<= 5 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21643#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:26,242 INFO L273 TraceCheckUtils]: 119: Hoare triple {21643#(<= 4 main_~k~0)} assume true; {21643#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:26,243 INFO L273 TraceCheckUtils]: 120: Hoare triple {21643#(<= 4 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21643#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:26,243 INFO L256 TraceCheckUtils]: 121: Hoare triple {21643#(<= 4 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,243 INFO L273 TraceCheckUtils]: 122: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,243 INFO L273 TraceCheckUtils]: 123: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,244 INFO L273 TraceCheckUtils]: 124: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,244 INFO L268 TraceCheckUtils]: 125: Hoare quadruple {21614#true} {21643#(<= 4 main_~k~0)} #56#return; {21643#(<= 4 main_~k~0)} is VALID [2018-11-19 00:07:26,245 INFO L273 TraceCheckUtils]: 126: Hoare triple {21643#(<= 4 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21644#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:26,245 INFO L273 TraceCheckUtils]: 127: Hoare triple {21644#(<= 3 main_~k~0)} assume true; {21644#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:26,246 INFO L273 TraceCheckUtils]: 128: Hoare triple {21644#(<= 3 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21644#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:26,246 INFO L256 TraceCheckUtils]: 129: Hoare triple {21644#(<= 3 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,246 INFO L273 TraceCheckUtils]: 130: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,246 INFO L273 TraceCheckUtils]: 131: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,247 INFO L273 TraceCheckUtils]: 132: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,247 INFO L268 TraceCheckUtils]: 133: Hoare quadruple {21614#true} {21644#(<= 3 main_~k~0)} #56#return; {21644#(<= 3 main_~k~0)} is VALID [2018-11-19 00:07:26,248 INFO L273 TraceCheckUtils]: 134: Hoare triple {21644#(<= 3 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21645#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:26,248 INFO L273 TraceCheckUtils]: 135: Hoare triple {21645#(<= 2 main_~k~0)} assume true; {21645#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:26,249 INFO L273 TraceCheckUtils]: 136: Hoare triple {21645#(<= 2 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21645#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:26,249 INFO L256 TraceCheckUtils]: 137: Hoare triple {21645#(<= 2 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {21614#true} is VALID [2018-11-19 00:07:26,249 INFO L273 TraceCheckUtils]: 138: Hoare triple {21614#true} ~cond := #in~cond; {21614#true} is VALID [2018-11-19 00:07:26,249 INFO L273 TraceCheckUtils]: 139: Hoare triple {21614#true} assume !(0 == ~cond); {21614#true} is VALID [2018-11-19 00:07:26,250 INFO L273 TraceCheckUtils]: 140: Hoare triple {21614#true} assume true; {21614#true} is VALID [2018-11-19 00:07:26,250 INFO L268 TraceCheckUtils]: 141: Hoare quadruple {21614#true} {21645#(<= 2 main_~k~0)} #56#return; {21645#(<= 2 main_~k~0)} is VALID [2018-11-19 00:07:26,251 INFO L273 TraceCheckUtils]: 142: Hoare triple {21645#(<= 2 main_~k~0)} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {21646#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:26,251 INFO L273 TraceCheckUtils]: 143: Hoare triple {21646#(<= 1 main_~k~0)} assume true; {21646#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:26,252 INFO L273 TraceCheckUtils]: 144: Hoare triple {21646#(<= 1 main_~k~0)} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {21646#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:26,253 INFO L256 TraceCheckUtils]: 145: Hoare triple {21646#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22101#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:07:26,253 INFO L273 TraceCheckUtils]: 146: Hoare triple {22101#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {22105#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:07:26,254 INFO L273 TraceCheckUtils]: 147: Hoare triple {22105#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {21615#false} is VALID [2018-11-19 00:07:26,254 INFO L273 TraceCheckUtils]: 148: Hoare triple {21615#false} assume !false; {21615#false} is VALID [2018-11-19 00:07:26,272 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 26 proven. 591 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2018-11-19 00:07:26,291 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:07:26,291 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 33] total 51 [2018-11-19 00:07:26,291 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 149 [2018-11-19 00:07:26,292 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:07:26,292 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 51 states. [2018-11-19 00:07:26,433 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 151 edges. 151 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:07:26,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 51 states [2018-11-19 00:07:26,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2018-11-19 00:07:26,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=417, Invalid=2133, Unknown=0, NotChecked=0, Total=2550 [2018-11-19 00:07:26,434 INFO L87 Difference]: Start difference. First operand 152 states and 153 transitions. Second operand 51 states. [2018-11-19 00:07:31,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:07:31,603 INFO L93 Difference]: Finished difference Result 167 states and 169 transitions. [2018-11-19 00:07:31,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-11-19 00:07:31,603 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 149 [2018-11-19 00:07:31,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-19 00:07:31,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-19 00:07:31,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 130 transitions. [2018-11-19 00:07:31,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2018-11-19 00:07:31,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 130 transitions. [2018-11-19 00:07:31,606 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 38 states and 130 transitions. [2018-11-19 00:07:31,745 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 130 edges. 130 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:07:31,748 INFO L225 Difference]: With dead ends: 167 [2018-11-19 00:07:31,748 INFO L226 Difference]: Without dead ends: 165 [2018-11-19 00:07:31,749 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 214 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1511 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=1142, Invalid=5338, Unknown=0, NotChecked=0, Total=6480 [2018-11-19 00:07:31,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-11-19 00:07:32,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 160. [2018-11-19 00:07:32,485 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2018-11-19 00:07:32,485 INFO L82 GeneralOperation]: Start isEquivalent. First operand 165 states. Second operand 160 states. [2018-11-19 00:07:32,485 INFO L74 IsIncluded]: Start isIncluded. First operand 165 states. Second operand 160 states. [2018-11-19 00:07:32,485 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 160 states. [2018-11-19 00:07:32,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:07:32,488 INFO L93 Difference]: Finished difference Result 165 states and 167 transitions. [2018-11-19 00:07:32,488 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 167 transitions. [2018-11-19 00:07:32,489 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:07:32,489 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:07:32,489 INFO L74 IsIncluded]: Start isIncluded. First operand 160 states. Second operand 165 states. [2018-11-19 00:07:32,489 INFO L87 Difference]: Start difference. First operand 160 states. Second operand 165 states. [2018-11-19 00:07:32,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-19 00:07:32,491 INFO L93 Difference]: Finished difference Result 165 states and 167 transitions. [2018-11-19 00:07:32,492 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 167 transitions. [2018-11-19 00:07:32,492 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-19 00:07:32,492 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2018-11-19 00:07:32,492 INFO L88 GeneralOperation]: Finished isEquivalent. [2018-11-19 00:07:32,492 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2018-11-19 00:07:32,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2018-11-19 00:07:32,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 161 transitions. [2018-11-19 00:07:32,494 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 161 transitions. Word has length 149 [2018-11-19 00:07:32,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-19 00:07:32,494 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 161 transitions. [2018-11-19 00:07:32,495 INFO L481 AbstractCegarLoop]: Interpolant automaton has 51 states. [2018-11-19 00:07:32,495 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 161 transitions. [2018-11-19 00:07:32,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2018-11-19 00:07:32,496 INFO L367 BasicCegarLoop]: Found error trace [2018-11-19 00:07:32,496 INFO L375 BasicCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-19 00:07:32,496 INFO L423 AbstractCegarLoop]: === Iteration 31 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-19 00:07:32,496 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-19 00:07:32,496 INFO L82 PathProgramCache]: Analyzing trace with hash 1214136136, now seen corresponding path program 27 times [2018-11-19 00:07:32,497 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-19 00:07:32,497 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-19 00:07:32,497 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:07:32,497 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-19 00:07:32,498 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-19 00:07:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:07:34,126 INFO L256 TraceCheckUtils]: 0: Hoare triple {22960#true} call ULTIMATE.init(); {22960#true} is VALID [2018-11-19 00:07:34,127 INFO L273 TraceCheckUtils]: 1: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,127 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {22960#true} {22960#true} #52#return; {22960#true} is VALID [2018-11-19 00:07:34,127 INFO L256 TraceCheckUtils]: 3: Hoare triple {22960#true} call #t~ret5 := main(); {22960#true} is VALID [2018-11-19 00:07:34,127 INFO L273 TraceCheckUtils]: 4: Hoare triple {22960#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {22960#true} is VALID [2018-11-19 00:07:34,128 INFO L273 TraceCheckUtils]: 5: Hoare triple {22960#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {22962#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:07:34,128 INFO L273 TraceCheckUtils]: 6: Hoare triple {22962#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {22962#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:07:34,129 INFO L273 TraceCheckUtils]: 7: Hoare triple {22962#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22963#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,130 INFO L273 TraceCheckUtils]: 8: Hoare triple {22963#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume true; {22963#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,131 INFO L273 TraceCheckUtils]: 9: Hoare triple {22963#(and (<= main_~n~0 (+ main_~k~0 1)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22964#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,131 INFO L273 TraceCheckUtils]: 10: Hoare triple {22964#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume true; {22964#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,132 INFO L273 TraceCheckUtils]: 11: Hoare triple {22964#(and (<= main_~n~0 (+ main_~k~0 2)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22965#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,133 INFO L273 TraceCheckUtils]: 12: Hoare triple {22965#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume true; {22965#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,134 INFO L273 TraceCheckUtils]: 13: Hoare triple {22965#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22966#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,135 INFO L273 TraceCheckUtils]: 14: Hoare triple {22966#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume true; {22966#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,135 INFO L273 TraceCheckUtils]: 15: Hoare triple {22966#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22967#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:07:34,136 INFO L273 TraceCheckUtils]: 16: Hoare triple {22967#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {22967#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:07:34,137 INFO L273 TraceCheckUtils]: 17: Hoare triple {22967#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22968#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,138 INFO L273 TraceCheckUtils]: 18: Hoare triple {22968#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume true; {22968#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,138 INFO L273 TraceCheckUtils]: 19: Hoare triple {22968#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22969#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,139 INFO L273 TraceCheckUtils]: 20: Hoare triple {22969#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume true; {22969#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,140 INFO L273 TraceCheckUtils]: 21: Hoare triple {22969#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22970#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,141 INFO L273 TraceCheckUtils]: 22: Hoare triple {22970#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume true; {22970#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,141 INFO L273 TraceCheckUtils]: 23: Hoare triple {22970#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22971#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,142 INFO L273 TraceCheckUtils]: 24: Hoare triple {22971#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume true; {22971#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,143 INFO L273 TraceCheckUtils]: 25: Hoare triple {22971#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22972#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,144 INFO L273 TraceCheckUtils]: 26: Hoare triple {22972#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume true; {22972#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,144 INFO L273 TraceCheckUtils]: 27: Hoare triple {22972#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22973#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,145 INFO L273 TraceCheckUtils]: 28: Hoare triple {22973#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} assume true; {22973#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,146 INFO L273 TraceCheckUtils]: 29: Hoare triple {22973#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22974#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,147 INFO L273 TraceCheckUtils]: 30: Hoare triple {22974#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} assume true; {22974#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,147 INFO L273 TraceCheckUtils]: 31: Hoare triple {22974#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22975#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,148 INFO L273 TraceCheckUtils]: 32: Hoare triple {22975#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} assume true; {22975#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} is VALID [2018-11-19 00:07:34,149 INFO L273 TraceCheckUtils]: 33: Hoare triple {22975#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 1 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22976#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:34,150 INFO L273 TraceCheckUtils]: 34: Hoare triple {22976#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume true; {22976#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:34,150 INFO L273 TraceCheckUtils]: 35: Hoare triple {22976#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {22977#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:34,151 INFO L273 TraceCheckUtils]: 36: Hoare triple {22977#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume true; {22977#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:34,152 INFO L273 TraceCheckUtils]: 37: Hoare triple {22977#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume !(~i~0 < ~n~0); {22977#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:34,152 INFO L273 TraceCheckUtils]: 38: Hoare triple {22977#(and (<= 1 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} ~j~0 := 0; {22978#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 15)))} is VALID [2018-11-19 00:07:34,153 INFO L273 TraceCheckUtils]: 39: Hoare triple {22978#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 15)))} assume true; {22978#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 15)))} is VALID [2018-11-19 00:07:34,154 INFO L273 TraceCheckUtils]: 40: Hoare triple {22978#(and (<= 1 main_~n~0) (<= main_~n~0 (+ (* 2 main_~j~0) main_~k~0 15)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22979#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 15))))} is VALID [2018-11-19 00:07:34,154 INFO L256 TraceCheckUtils]: 41: Hoare triple {22979#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 15))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,155 INFO L273 TraceCheckUtils]: 42: Hoare triple {22960#true} ~cond := #in~cond; {22980#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:07:34,155 INFO L273 TraceCheckUtils]: 43: Hoare triple {22980#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {22981#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:34,156 INFO L273 TraceCheckUtils]: 44: Hoare triple {22981#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {22981#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:34,157 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {22981#(not (= |__VERIFIER_assert_#in~cond| 0))} {22979#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 15))))} #56#return; {22979#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 15))))} is VALID [2018-11-19 00:07:34,158 INFO L273 TraceCheckUtils]: 46: Hoare triple {22979#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 15))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22982#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} is VALID [2018-11-19 00:07:34,158 INFO L273 TraceCheckUtils]: 47: Hoare triple {22982#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} assume true; {22982#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} is VALID [2018-11-19 00:07:34,159 INFO L273 TraceCheckUtils]: 48: Hoare triple {22982#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22982#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} is VALID [2018-11-19 00:07:34,159 INFO L256 TraceCheckUtils]: 49: Hoare triple {22982#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,159 INFO L273 TraceCheckUtils]: 50: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,160 INFO L273 TraceCheckUtils]: 51: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,160 INFO L273 TraceCheckUtils]: 52: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,160 INFO L268 TraceCheckUtils]: 53: Hoare quadruple {22960#true} {22982#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} #56#return; {22982#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} is VALID [2018-11-19 00:07:34,162 INFO L273 TraceCheckUtils]: 54: Hoare triple {22982#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 14))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22983#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} is VALID [2018-11-19 00:07:34,162 INFO L273 TraceCheckUtils]: 55: Hoare triple {22983#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} assume true; {22983#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} is VALID [2018-11-19 00:07:34,162 INFO L273 TraceCheckUtils]: 56: Hoare triple {22983#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22983#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} is VALID [2018-11-19 00:07:34,162 INFO L256 TraceCheckUtils]: 57: Hoare triple {22983#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,162 INFO L273 TraceCheckUtils]: 58: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,163 INFO L273 TraceCheckUtils]: 59: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,163 INFO L273 TraceCheckUtils]: 60: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,163 INFO L268 TraceCheckUtils]: 61: Hoare quadruple {22960#true} {22983#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} #56#return; {22983#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} is VALID [2018-11-19 00:07:34,164 INFO L273 TraceCheckUtils]: 62: Hoare triple {22983#(or (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 13)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22984#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:07:34,165 INFO L273 TraceCheckUtils]: 63: Hoare triple {22984#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} assume true; {22984#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:07:34,165 INFO L273 TraceCheckUtils]: 64: Hoare triple {22984#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22984#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:07:34,166 INFO L256 TraceCheckUtils]: 65: Hoare triple {22984#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,166 INFO L273 TraceCheckUtils]: 66: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,166 INFO L273 TraceCheckUtils]: 67: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,166 INFO L273 TraceCheckUtils]: 68: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,167 INFO L268 TraceCheckUtils]: 69: Hoare quadruple {22960#true} {22984#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} #56#return; {22984#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} is VALID [2018-11-19 00:07:34,168 INFO L273 TraceCheckUtils]: 70: Hoare triple {22984#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 12))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22985#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:07:34,169 INFO L273 TraceCheckUtils]: 71: Hoare triple {22985#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} assume true; {22985#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:07:34,169 INFO L273 TraceCheckUtils]: 72: Hoare triple {22985#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22985#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:07:34,169 INFO L256 TraceCheckUtils]: 73: Hoare triple {22985#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,169 INFO L273 TraceCheckUtils]: 74: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,170 INFO L273 TraceCheckUtils]: 75: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,170 INFO L273 TraceCheckUtils]: 76: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,170 INFO L268 TraceCheckUtils]: 77: Hoare quadruple {22960#true} {22985#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} #56#return; {22985#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} is VALID [2018-11-19 00:07:34,172 INFO L273 TraceCheckUtils]: 78: Hoare triple {22985#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 11))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22986#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:07:34,172 INFO L273 TraceCheckUtils]: 79: Hoare triple {22986#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} assume true; {22986#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:07:34,173 INFO L273 TraceCheckUtils]: 80: Hoare triple {22986#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22986#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:07:34,173 INFO L256 TraceCheckUtils]: 81: Hoare triple {22986#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,173 INFO L273 TraceCheckUtils]: 82: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,173 INFO L273 TraceCheckUtils]: 83: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,173 INFO L273 TraceCheckUtils]: 84: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,174 INFO L268 TraceCheckUtils]: 85: Hoare quadruple {22960#true} {22986#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} #56#return; {22986#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} is VALID [2018-11-19 00:07:34,175 INFO L273 TraceCheckUtils]: 86: Hoare triple {22986#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 10))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22987#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:07:34,175 INFO L273 TraceCheckUtils]: 87: Hoare triple {22987#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} assume true; {22987#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:07:34,176 INFO L273 TraceCheckUtils]: 88: Hoare triple {22987#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22987#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:07:34,176 INFO L256 TraceCheckUtils]: 89: Hoare triple {22987#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,176 INFO L273 TraceCheckUtils]: 90: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,176 INFO L273 TraceCheckUtils]: 91: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,176 INFO L273 TraceCheckUtils]: 92: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,190 INFO L268 TraceCheckUtils]: 93: Hoare quadruple {22960#true} {22987#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #56#return; {22987#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} is VALID [2018-11-19 00:07:34,191 INFO L273 TraceCheckUtils]: 94: Hoare triple {22987#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 9))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22988#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:07:34,192 INFO L273 TraceCheckUtils]: 95: Hoare triple {22988#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume true; {22988#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:07:34,192 INFO L273 TraceCheckUtils]: 96: Hoare triple {22988#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22988#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:07:34,192 INFO L256 TraceCheckUtils]: 97: Hoare triple {22988#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,192 INFO L273 TraceCheckUtils]: 98: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,192 INFO L273 TraceCheckUtils]: 99: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,192 INFO L273 TraceCheckUtils]: 100: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,193 INFO L268 TraceCheckUtils]: 101: Hoare quadruple {22960#true} {22988#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #56#return; {22988#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} is VALID [2018-11-19 00:07:34,194 INFO L273 TraceCheckUtils]: 102: Hoare triple {22988#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 8))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22989#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:07:34,194 INFO L273 TraceCheckUtils]: 103: Hoare triple {22989#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {22989#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:07:34,194 INFO L273 TraceCheckUtils]: 104: Hoare triple {22989#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22989#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:07:34,195 INFO L256 TraceCheckUtils]: 105: Hoare triple {22989#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,195 INFO L273 TraceCheckUtils]: 106: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,195 INFO L273 TraceCheckUtils]: 107: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,195 INFO L273 TraceCheckUtils]: 108: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,195 INFO L268 TraceCheckUtils]: 109: Hoare quadruple {22960#true} {22989#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #56#return; {22989#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:07:34,196 INFO L273 TraceCheckUtils]: 110: Hoare triple {22989#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 7)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22990#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:07:34,196 INFO L273 TraceCheckUtils]: 111: Hoare triple {22990#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume true; {22990#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:07:34,197 INFO L273 TraceCheckUtils]: 112: Hoare triple {22990#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22990#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:07:34,197 INFO L256 TraceCheckUtils]: 113: Hoare triple {22990#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,197 INFO L273 TraceCheckUtils]: 114: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,198 INFO L273 TraceCheckUtils]: 115: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,198 INFO L273 TraceCheckUtils]: 116: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,198 INFO L268 TraceCheckUtils]: 117: Hoare quadruple {22960#true} {22990#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #56#return; {22990#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} is VALID [2018-11-19 00:07:34,200 INFO L273 TraceCheckUtils]: 118: Hoare triple {22990#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 6))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22991#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:07:34,200 INFO L273 TraceCheckUtils]: 119: Hoare triple {22991#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume true; {22991#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:07:34,201 INFO L273 TraceCheckUtils]: 120: Hoare triple {22991#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22991#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:07:34,201 INFO L256 TraceCheckUtils]: 121: Hoare triple {22991#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,201 INFO L273 TraceCheckUtils]: 122: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,201 INFO L273 TraceCheckUtils]: 123: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,201 INFO L273 TraceCheckUtils]: 124: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,202 INFO L268 TraceCheckUtils]: 125: Hoare quadruple {22960#true} {22991#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #56#return; {22991#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} is VALID [2018-11-19 00:07:34,203 INFO L273 TraceCheckUtils]: 126: Hoare triple {22991#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 5))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22992#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:07:34,204 INFO L273 TraceCheckUtils]: 127: Hoare triple {22992#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume true; {22992#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:07:34,204 INFO L273 TraceCheckUtils]: 128: Hoare triple {22992#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22992#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:07:34,205 INFO L256 TraceCheckUtils]: 129: Hoare triple {22992#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,205 INFO L273 TraceCheckUtils]: 130: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,205 INFO L273 TraceCheckUtils]: 131: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,205 INFO L273 TraceCheckUtils]: 132: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,206 INFO L268 TraceCheckUtils]: 133: Hoare quadruple {22960#true} {22992#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #56#return; {22992#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} is VALID [2018-11-19 00:07:34,207 INFO L273 TraceCheckUtils]: 134: Hoare triple {22992#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 4))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22993#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:07:34,208 INFO L273 TraceCheckUtils]: 135: Hoare triple {22993#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume true; {22993#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:07:34,208 INFO L273 TraceCheckUtils]: 136: Hoare triple {22993#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22993#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:07:34,208 INFO L256 TraceCheckUtils]: 137: Hoare triple {22993#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,208 INFO L273 TraceCheckUtils]: 138: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,209 INFO L273 TraceCheckUtils]: 139: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,209 INFO L273 TraceCheckUtils]: 140: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,209 INFO L268 TraceCheckUtils]: 141: Hoare quadruple {22960#true} {22993#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #56#return; {22993#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} is VALID [2018-11-19 00:07:34,211 INFO L273 TraceCheckUtils]: 142: Hoare triple {22993#(or (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 3))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22994#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:07:34,211 INFO L273 TraceCheckUtils]: 143: Hoare triple {22994#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume true; {22994#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:07:34,212 INFO L273 TraceCheckUtils]: 144: Hoare triple {22994#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22994#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:07:34,212 INFO L256 TraceCheckUtils]: 145: Hoare triple {22994#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:34,212 INFO L273 TraceCheckUtils]: 146: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:34,212 INFO L273 TraceCheckUtils]: 147: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:34,213 INFO L273 TraceCheckUtils]: 148: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:34,213 INFO L268 TraceCheckUtils]: 149: Hoare quadruple {22960#true} {22994#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #56#return; {22994#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} is VALID [2018-11-19 00:07:34,214 INFO L273 TraceCheckUtils]: 150: Hoare triple {22994#(or (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0)) (and (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2)))) (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 2))))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {22995#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:07:34,215 INFO L273 TraceCheckUtils]: 151: Hoare triple {22995#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume true; {22995#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} is VALID [2018-11-19 00:07:34,216 INFO L273 TraceCheckUtils]: 152: Hoare triple {22995#(or (<= (+ (* 2 (div main_~n~0 2)) 1) (+ (* 2 main_~j~0) main_~k~0)) (and (<= (* 2 (div main_~n~0 2)) (+ (* 2 main_~j~0) main_~k~0 1)) (or (<= 0 main_~n~0) (= main_~n~0 (* 2 (div main_~n~0 2))))))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22996#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:34,217 INFO L256 TraceCheckUtils]: 153: Hoare triple {22996#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22981#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:34,218 INFO L273 TraceCheckUtils]: 154: Hoare triple {22981#(not (= |__VERIFIER_assert_#in~cond| 0))} ~cond := #in~cond; {22997#(not (= __VERIFIER_assert_~cond 0))} is VALID [2018-11-19 00:07:34,218 INFO L273 TraceCheckUtils]: 155: Hoare triple {22997#(not (= __VERIFIER_assert_~cond 0))} assume 0 == ~cond; {22961#false} is VALID [2018-11-19 00:07:34,219 INFO L273 TraceCheckUtils]: 156: Hoare triple {22961#false} assume !false; {22961#false} is VALID [2018-11-19 00:07:34,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 391 proven. 322 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-11-19 00:07:34,278 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-19 00:07:34,278 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-19 00:07:34,287 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-19 00:07:34,350 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2018-11-19 00:07:34,350 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-19 00:07:34,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-19 00:07:34,375 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-19 00:07:36,721 INFO L256 TraceCheckUtils]: 0: Hoare triple {22960#true} call ULTIMATE.init(); {22960#true} is VALID [2018-11-19 00:07:36,721 INFO L273 TraceCheckUtils]: 1: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,721 INFO L268 TraceCheckUtils]: 2: Hoare quadruple {22960#true} {22960#true} #52#return; {22960#true} is VALID [2018-11-19 00:07:36,721 INFO L256 TraceCheckUtils]: 3: Hoare triple {22960#true} call #t~ret5 := main(); {22960#true} is VALID [2018-11-19 00:07:36,721 INFO L273 TraceCheckUtils]: 4: Hoare triple {22960#true} havoc ~n~0;havoc ~i~0;havoc ~k~0;assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~n~0 := #t~nondet1;havoc #t~nondet1; {22960#true} is VALID [2018-11-19 00:07:36,722 INFO L273 TraceCheckUtils]: 5: Hoare triple {22960#true} assume !!(~n~0 <= 1000000);~k~0 := ~n~0;~i~0 := 0; {22962#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:07:36,722 INFO L273 TraceCheckUtils]: 6: Hoare triple {22962#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume true; {22962#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} is VALID [2018-11-19 00:07:36,723 INFO L273 TraceCheckUtils]: 7: Hoare triple {22962#(and (<= 0 main_~i~0) (<= main_~n~0 main_~k~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23022#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:07:36,723 INFO L273 TraceCheckUtils]: 8: Hoare triple {23022#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume true; {23022#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} is VALID [2018-11-19 00:07:36,724 INFO L273 TraceCheckUtils]: 9: Hoare triple {23022#(and (<= 2 main_~i~0) (<= main_~n~0 (+ main_~k~0 1)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23029#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:07:36,724 INFO L273 TraceCheckUtils]: 10: Hoare triple {23029#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume true; {23029#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} is VALID [2018-11-19 00:07:36,725 INFO L273 TraceCheckUtils]: 11: Hoare triple {23029#(and (<= 4 main_~i~0) (<= main_~n~0 (+ main_~k~0 2)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23036#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,725 INFO L273 TraceCheckUtils]: 12: Hoare triple {23036#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 5 main_~n~0))} assume true; {23036#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,726 INFO L273 TraceCheckUtils]: 13: Hoare triple {23036#(and (<= main_~n~0 (+ main_~k~0 3)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23043#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,726 INFO L273 TraceCheckUtils]: 14: Hoare triple {23043#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 5 main_~n~0))} assume true; {23043#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,727 INFO L273 TraceCheckUtils]: 15: Hoare triple {23043#(and (<= main_~n~0 (+ main_~k~0 4)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23050#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:07:36,728 INFO L273 TraceCheckUtils]: 16: Hoare triple {23050#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume true; {23050#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} is VALID [2018-11-19 00:07:36,729 INFO L273 TraceCheckUtils]: 17: Hoare triple {23050#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 5)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23057#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,730 INFO L273 TraceCheckUtils]: 18: Hoare triple {23057#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 5 main_~n~0))} assume true; {23057#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,731 INFO L273 TraceCheckUtils]: 19: Hoare triple {23057#(and (<= main_~n~0 (+ main_~k~0 6)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23064#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,731 INFO L273 TraceCheckUtils]: 20: Hoare triple {23064#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 5 main_~n~0))} assume true; {23064#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,732 INFO L273 TraceCheckUtils]: 21: Hoare triple {23064#(and (<= main_~n~0 (+ main_~k~0 7)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23071#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,733 INFO L273 TraceCheckUtils]: 22: Hoare triple {23071#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 5 main_~n~0))} assume true; {23071#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,734 INFO L273 TraceCheckUtils]: 23: Hoare triple {23071#(and (<= main_~n~0 (+ main_~k~0 8)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23078#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,734 INFO L273 TraceCheckUtils]: 24: Hoare triple {23078#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} assume true; {23078#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,735 INFO L273 TraceCheckUtils]: 25: Hoare triple {23078#(and (<= main_~n~0 (+ main_~k~0 9)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23085#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,736 INFO L273 TraceCheckUtils]: 26: Hoare triple {23085#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} assume true; {23085#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,737 INFO L273 TraceCheckUtils]: 27: Hoare triple {23085#(and (<= main_~n~0 (+ main_~k~0 10)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23092#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,738 INFO L273 TraceCheckUtils]: 28: Hoare triple {23092#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} assume true; {23092#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,758 INFO L273 TraceCheckUtils]: 29: Hoare triple {23092#(and (<= main_~n~0 (+ main_~k~0 11)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23099#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,766 INFO L273 TraceCheckUtils]: 30: Hoare triple {23099#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} assume true; {23099#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,767 INFO L273 TraceCheckUtils]: 31: Hoare triple {23099#(and (<= main_~n~0 (+ main_~k~0 12)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23106#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,768 INFO L273 TraceCheckUtils]: 32: Hoare triple {23106#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} assume true; {23106#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,768 INFO L273 TraceCheckUtils]: 33: Hoare triple {23106#(and (<= main_~n~0 (+ main_~k~0 13)) (<= 5 main_~n~0))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23113#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:36,770 INFO L273 TraceCheckUtils]: 34: Hoare triple {23113#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume true; {23113#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} is VALID [2018-11-19 00:07:36,771 INFO L273 TraceCheckUtils]: 35: Hoare triple {23113#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 14)))} assume !!(~i~0 < ~n~0);#t~post2 := ~k~0;~k~0 := #t~post2 - 1;havoc #t~post2;~i~0 := 2 + ~i~0; {23120#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:36,772 INFO L273 TraceCheckUtils]: 36: Hoare triple {23120#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume true; {23120#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:36,772 INFO L273 TraceCheckUtils]: 37: Hoare triple {23120#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume !(~i~0 < ~n~0); {23120#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:36,773 INFO L273 TraceCheckUtils]: 38: Hoare triple {23120#(and (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} ~j~0 := 0; {23130#(and (<= 0 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:36,774 INFO L273 TraceCheckUtils]: 39: Hoare triple {23130#(and (<= 0 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume true; {23130#(and (<= 0 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:36,778 INFO L273 TraceCheckUtils]: 40: Hoare triple {23130#(and (<= 0 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23130#(and (<= 0 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:36,778 INFO L256 TraceCheckUtils]: 41: Hoare triple {23130#(and (<= 0 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,778 INFO L273 TraceCheckUtils]: 42: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,778 INFO L273 TraceCheckUtils]: 43: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,778 INFO L273 TraceCheckUtils]: 44: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,779 INFO L268 TraceCheckUtils]: 45: Hoare quadruple {22960#true} {23130#(and (<= 0 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #56#return; {23130#(and (<= 0 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} is VALID [2018-11-19 00:07:36,780 INFO L273 TraceCheckUtils]: 46: Hoare triple {23130#(and (<= 0 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 15)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23155#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,780 INFO L273 TraceCheckUtils]: 47: Hoare triple {23155#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} assume true; {23155#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,782 INFO L273 TraceCheckUtils]: 48: Hoare triple {23155#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23155#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,782 INFO L256 TraceCheckUtils]: 49: Hoare triple {23155#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,782 INFO L273 TraceCheckUtils]: 50: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,782 INFO L273 TraceCheckUtils]: 51: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,782 INFO L273 TraceCheckUtils]: 52: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,783 INFO L268 TraceCheckUtils]: 53: Hoare quadruple {22960#true} {23155#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} #56#return; {23155#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,784 INFO L273 TraceCheckUtils]: 54: Hoare triple {23155#(and (<= 1 main_~j~0) (<= main_~n~0 (+ main_~k~0 16)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23180#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,784 INFO L273 TraceCheckUtils]: 55: Hoare triple {23180#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} assume true; {23180#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,785 INFO L273 TraceCheckUtils]: 56: Hoare triple {23180#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23180#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,785 INFO L256 TraceCheckUtils]: 57: Hoare triple {23180#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,785 INFO L273 TraceCheckUtils]: 58: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,785 INFO L273 TraceCheckUtils]: 59: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,785 INFO L273 TraceCheckUtils]: 60: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,785 INFO L268 TraceCheckUtils]: 61: Hoare quadruple {22960#true} {23180#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} #56#return; {23180#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,786 INFO L273 TraceCheckUtils]: 62: Hoare triple {23180#(and (<= 2 main_~j~0) (<= main_~n~0 (+ main_~k~0 17)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23205#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:07:36,787 INFO L273 TraceCheckUtils]: 63: Hoare triple {23205#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} assume true; {23205#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:07:36,788 INFO L273 TraceCheckUtils]: 64: Hoare triple {23205#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23205#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:07:36,788 INFO L256 TraceCheckUtils]: 65: Hoare triple {23205#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,788 INFO L273 TraceCheckUtils]: 66: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,788 INFO L273 TraceCheckUtils]: 67: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,788 INFO L273 TraceCheckUtils]: 68: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,789 INFO L268 TraceCheckUtils]: 69: Hoare quadruple {22960#true} {23205#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} #56#return; {23205#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} is VALID [2018-11-19 00:07:36,790 INFO L273 TraceCheckUtils]: 70: Hoare triple {23205#(and (<= 3 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 18)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23230#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,791 INFO L273 TraceCheckUtils]: 71: Hoare triple {23230#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} assume true; {23230#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,792 INFO L273 TraceCheckUtils]: 72: Hoare triple {23230#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23230#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,792 INFO L256 TraceCheckUtils]: 73: Hoare triple {23230#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,792 INFO L273 TraceCheckUtils]: 74: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,792 INFO L273 TraceCheckUtils]: 75: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,793 INFO L273 TraceCheckUtils]: 76: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,793 INFO L268 TraceCheckUtils]: 77: Hoare quadruple {22960#true} {23230#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} #56#return; {23230#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,794 INFO L273 TraceCheckUtils]: 78: Hoare triple {23230#(and (<= 4 main_~j~0) (<= main_~n~0 (+ main_~k~0 19)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23255#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,795 INFO L273 TraceCheckUtils]: 79: Hoare triple {23255#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~j~0) (<= 5 main_~n~0))} assume true; {23255#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,796 INFO L273 TraceCheckUtils]: 80: Hoare triple {23255#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~j~0) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23255#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,796 INFO L256 TraceCheckUtils]: 81: Hoare triple {23255#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~j~0) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,796 INFO L273 TraceCheckUtils]: 82: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,796 INFO L273 TraceCheckUtils]: 83: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,797 INFO L273 TraceCheckUtils]: 84: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,797 INFO L268 TraceCheckUtils]: 85: Hoare quadruple {22960#true} {23255#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~j~0) (<= 5 main_~n~0))} #56#return; {23255#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,798 INFO L273 TraceCheckUtils]: 86: Hoare triple {23255#(and (<= main_~n~0 (+ main_~k~0 20)) (<= 5 main_~j~0) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23280#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:07:36,799 INFO L273 TraceCheckUtils]: 87: Hoare triple {23280#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} assume true; {23280#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:07:36,800 INFO L273 TraceCheckUtils]: 88: Hoare triple {23280#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23280#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:07:36,800 INFO L256 TraceCheckUtils]: 89: Hoare triple {23280#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,800 INFO L273 TraceCheckUtils]: 90: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,800 INFO L273 TraceCheckUtils]: 91: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,801 INFO L273 TraceCheckUtils]: 92: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,801 INFO L268 TraceCheckUtils]: 93: Hoare quadruple {22960#true} {23280#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} #56#return; {23280#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} is VALID [2018-11-19 00:07:36,802 INFO L273 TraceCheckUtils]: 94: Hoare triple {23280#(and (<= 6 main_~j~0) (<= 5 main_~n~0) (<= main_~n~0 (+ main_~k~0 21)))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23305#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 7 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,803 INFO L273 TraceCheckUtils]: 95: Hoare triple {23305#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 7 main_~j~0) (<= 5 main_~n~0))} assume true; {23305#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 7 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,804 INFO L273 TraceCheckUtils]: 96: Hoare triple {23305#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 7 main_~j~0) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23305#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 7 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,804 INFO L256 TraceCheckUtils]: 97: Hoare triple {23305#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 7 main_~j~0) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,804 INFO L273 TraceCheckUtils]: 98: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,804 INFO L273 TraceCheckUtils]: 99: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,805 INFO L273 TraceCheckUtils]: 100: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,805 INFO L268 TraceCheckUtils]: 101: Hoare quadruple {22960#true} {23305#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 7 main_~j~0) (<= 5 main_~n~0))} #56#return; {23305#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 7 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,806 INFO L273 TraceCheckUtils]: 102: Hoare triple {23305#(and (<= main_~n~0 (+ main_~k~0 22)) (<= 7 main_~j~0) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23330#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,807 INFO L273 TraceCheckUtils]: 103: Hoare triple {23330#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} assume true; {23330#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,808 INFO L273 TraceCheckUtils]: 104: Hoare triple {23330#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23330#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,808 INFO L256 TraceCheckUtils]: 105: Hoare triple {23330#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,808 INFO L273 TraceCheckUtils]: 106: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,808 INFO L273 TraceCheckUtils]: 107: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,809 INFO L273 TraceCheckUtils]: 108: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,809 INFO L268 TraceCheckUtils]: 109: Hoare quadruple {22960#true} {23330#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} #56#return; {23330#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,810 INFO L273 TraceCheckUtils]: 110: Hoare triple {23330#(and (<= 8 main_~j~0) (<= main_~n~0 (+ main_~k~0 23)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23355#(and (<= main_~n~0 (+ main_~k~0 24)) (<= 9 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,811 INFO L273 TraceCheckUtils]: 111: Hoare triple {23355#(and (<= main_~n~0 (+ main_~k~0 24)) (<= 9 main_~j~0) (<= 5 main_~n~0))} assume true; {23355#(and (<= main_~n~0 (+ main_~k~0 24)) (<= 9 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,812 INFO L273 TraceCheckUtils]: 112: Hoare triple {23355#(and (<= main_~n~0 (+ main_~k~0 24)) (<= 9 main_~j~0) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23355#(and (<= main_~n~0 (+ main_~k~0 24)) (<= 9 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,812 INFO L256 TraceCheckUtils]: 113: Hoare triple {23355#(and (<= main_~n~0 (+ main_~k~0 24)) (<= 9 main_~j~0) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,812 INFO L273 TraceCheckUtils]: 114: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,812 INFO L273 TraceCheckUtils]: 115: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,812 INFO L273 TraceCheckUtils]: 116: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,813 INFO L268 TraceCheckUtils]: 117: Hoare quadruple {22960#true} {23355#(and (<= main_~n~0 (+ main_~k~0 24)) (<= 9 main_~j~0) (<= 5 main_~n~0))} #56#return; {23355#(and (<= main_~n~0 (+ main_~k~0 24)) (<= 9 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,813 INFO L273 TraceCheckUtils]: 118: Hoare triple {23355#(and (<= main_~n~0 (+ main_~k~0 24)) (<= 9 main_~j~0) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23380#(and (<= main_~n~0 (+ main_~k~0 25)) (<= 10 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,814 INFO L273 TraceCheckUtils]: 119: Hoare triple {23380#(and (<= main_~n~0 (+ main_~k~0 25)) (<= 10 main_~j~0) (<= 5 main_~n~0))} assume true; {23380#(and (<= main_~n~0 (+ main_~k~0 25)) (<= 10 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,814 INFO L273 TraceCheckUtils]: 120: Hoare triple {23380#(and (<= main_~n~0 (+ main_~k~0 25)) (<= 10 main_~j~0) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23380#(and (<= main_~n~0 (+ main_~k~0 25)) (<= 10 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,814 INFO L256 TraceCheckUtils]: 121: Hoare triple {23380#(and (<= main_~n~0 (+ main_~k~0 25)) (<= 10 main_~j~0) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,815 INFO L273 TraceCheckUtils]: 122: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,815 INFO L273 TraceCheckUtils]: 123: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,815 INFO L273 TraceCheckUtils]: 124: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,815 INFO L268 TraceCheckUtils]: 125: Hoare quadruple {22960#true} {23380#(and (<= main_~n~0 (+ main_~k~0 25)) (<= 10 main_~j~0) (<= 5 main_~n~0))} #56#return; {23380#(and (<= main_~n~0 (+ main_~k~0 25)) (<= 10 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,816 INFO L273 TraceCheckUtils]: 126: Hoare triple {23380#(and (<= main_~n~0 (+ main_~k~0 25)) (<= 10 main_~j~0) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23405#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 26)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,817 INFO L273 TraceCheckUtils]: 127: Hoare triple {23405#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 26)) (<= 5 main_~n~0))} assume true; {23405#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 26)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,818 INFO L273 TraceCheckUtils]: 128: Hoare triple {23405#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 26)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23405#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 26)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,818 INFO L256 TraceCheckUtils]: 129: Hoare triple {23405#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 26)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,818 INFO L273 TraceCheckUtils]: 130: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,818 INFO L273 TraceCheckUtils]: 131: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,818 INFO L273 TraceCheckUtils]: 132: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,819 INFO L268 TraceCheckUtils]: 133: Hoare quadruple {22960#true} {23405#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 26)) (<= 5 main_~n~0))} #56#return; {23405#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 26)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,820 INFO L273 TraceCheckUtils]: 134: Hoare triple {23405#(and (<= 11 main_~j~0) (<= main_~n~0 (+ main_~k~0 26)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23430#(and (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,821 INFO L273 TraceCheckUtils]: 135: Hoare triple {23430#(and (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 5 main_~n~0))} assume true; {23430#(and (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,822 INFO L273 TraceCheckUtils]: 136: Hoare triple {23430#(and (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23430#(and (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,822 INFO L256 TraceCheckUtils]: 137: Hoare triple {23430#(and (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,822 INFO L273 TraceCheckUtils]: 138: Hoare triple {22960#true} ~cond := #in~cond; {22960#true} is VALID [2018-11-19 00:07:36,822 INFO L273 TraceCheckUtils]: 139: Hoare triple {22960#true} assume !(0 == ~cond); {22960#true} is VALID [2018-11-19 00:07:36,822 INFO L273 TraceCheckUtils]: 140: Hoare triple {22960#true} assume true; {22960#true} is VALID [2018-11-19 00:07:36,823 INFO L268 TraceCheckUtils]: 141: Hoare quadruple {22960#true} {23430#(and (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 5 main_~n~0))} #56#return; {23430#(and (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,824 INFO L273 TraceCheckUtils]: 142: Hoare triple {23430#(and (<= 12 main_~j~0) (<= main_~n~0 (+ main_~k~0 27)) (<= 5 main_~n~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23455#(and (<= 13 main_~j~0) (<= main_~n~0 (+ main_~k~0 28)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,825 INFO L273 TraceCheckUtils]: 143: Hoare triple {23455#(and (<= 13 main_~j~0) (<= main_~n~0 (+ main_~k~0 28)) (<= 5 main_~n~0))} assume true; {23455#(and (<= 13 main_~j~0) (<= main_~n~0 (+ main_~k~0 28)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,826 INFO L273 TraceCheckUtils]: 144: Hoare triple {23455#(and (<= 13 main_~j~0) (<= main_~n~0 (+ main_~k~0 28)) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {23455#(and (<= 13 main_~j~0) (<= main_~n~0 (+ main_~k~0 28)) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,826 INFO L256 TraceCheckUtils]: 145: Hoare triple {23455#(and (<= 13 main_~j~0) (<= main_~n~0 (+ main_~k~0 28)) (<= 5 main_~n~0))} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {22960#true} is VALID [2018-11-19 00:07:36,826 INFO L273 TraceCheckUtils]: 146: Hoare triple {22960#true} ~cond := #in~cond; {22980#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} is VALID [2018-11-19 00:07:36,827 INFO L273 TraceCheckUtils]: 147: Hoare triple {22980#(= __VERIFIER_assert_~cond |__VERIFIER_assert_#in~cond|)} assume !(0 == ~cond); {22981#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:36,827 INFO L273 TraceCheckUtils]: 148: Hoare triple {22981#(not (= |__VERIFIER_assert_#in~cond| 0))} assume true; {22981#(not (= |__VERIFIER_assert_#in~cond| 0))} is VALID [2018-11-19 00:07:36,829 INFO L268 TraceCheckUtils]: 149: Hoare quadruple {22981#(not (= |__VERIFIER_assert_#in~cond| 0))} {23455#(and (<= 13 main_~j~0) (<= main_~n~0 (+ main_~k~0 28)) (<= 5 main_~n~0))} #56#return; {23477#(and (<= 13 main_~j~0) (<= main_~n~0 (+ main_~k~0 28)) (<= 5 main_~n~0) (< 0 main_~k~0))} is VALID [2018-11-19 00:07:36,830 INFO L273 TraceCheckUtils]: 150: Hoare triple {23477#(and (<= 13 main_~j~0) (<= main_~n~0 (+ main_~k~0 28)) (<= 5 main_~n~0) (< 0 main_~k~0))} #t~post3 := ~k~0;~k~0 := #t~post3 - 1;havoc #t~post3;#t~post4 := ~j~0;~j~0 := 1 + #t~post4;havoc #t~post4; {23481#(and (<= main_~n~0 (+ main_~k~0 29)) (<= 0 main_~k~0) (<= 14 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,830 INFO L273 TraceCheckUtils]: 151: Hoare triple {23481#(and (<= main_~n~0 (+ main_~k~0 29)) (<= 0 main_~k~0) (<= 14 main_~j~0) (<= 5 main_~n~0))} assume true; {23481#(and (<= main_~n~0 (+ main_~k~0 29)) (<= 0 main_~k~0) (<= 14 main_~j~0) (<= 5 main_~n~0))} is VALID [2018-11-19 00:07:36,832 INFO L273 TraceCheckUtils]: 152: Hoare triple {23481#(and (<= main_~n~0 (+ main_~k~0 29)) (<= 0 main_~k~0) (<= 14 main_~j~0) (<= 5 main_~n~0))} assume !!(~j~0 < (if ~n~0 < 0 && 0 != ~n~0 % 2 then 1 + ~n~0 / 2 else ~n~0 / 2)); {22996#(<= 1 main_~k~0)} is VALID [2018-11-19 00:07:36,832 INFO L256 TraceCheckUtils]: 153: Hoare triple {22996#(<= 1 main_~k~0)} call __VERIFIER_assert((if ~k~0 > 0 then 1 else 0)); {23491#(= |__VERIFIER_assert_#in~cond| 1)} is VALID [2018-11-19 00:07:36,833 INFO L273 TraceCheckUtils]: 154: Hoare triple {23491#(= |__VERIFIER_assert_#in~cond| 1)} ~cond := #in~cond; {23495#(= 1 __VERIFIER_assert_~cond)} is VALID [2018-11-19 00:07:36,834 INFO L273 TraceCheckUtils]: 155: Hoare triple {23495#(= 1 __VERIFIER_assert_~cond)} assume 0 == ~cond; {22961#false} is VALID [2018-11-19 00:07:36,834 INFO L273 TraceCheckUtils]: 156: Hoare triple {22961#false} assume !false; {22961#false} is VALID [2018-11-19 00:07:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 66 proven. 647 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2018-11-19 00:07:36,889 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-19 00:07:36,889 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 39] total 71 [2018-11-19 00:07:36,889 INFO L78 Accepts]: Start accepts. Automaton has 71 states. Word has length 157 [2018-11-19 00:07:36,890 INFO L84 Accepts]: Finished accepts. word is accepted. [2018-11-19 00:07:36,890 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 71 states. [2018-11-19 00:07:37,165 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 228 edges. 228 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2018-11-19 00:07:37,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 71 states [2018-11-19 00:07:37,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2018-11-19 00:07:37,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=677, Invalid=4293, Unknown=0, NotChecked=0, Total=4970 [2018-11-19 00:07:37,166 INFO L87 Difference]: Start difference. First operand 160 states and 161 transitions. Second operand 71 states.