java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_oct.epf -i ../../../trunk/examples/programs/heapseparator/speedup-poc-dd-4-limited.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b7bd044-m [2019-01-18 14:50:47,366 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-18 14:50:47,369 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-18 14:50:47,385 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-18 14:50:47,385 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-18 14:50:47,386 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-18 14:50:47,388 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-18 14:50:47,391 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-18 14:50:47,394 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-18 14:50:47,396 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-18 14:50:47,398 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-18 14:50:47,398 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-18 14:50:47,399 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-18 14:50:47,407 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-18 14:50:47,408 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-18 14:50:47,411 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-18 14:50:47,412 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-18 14:50:47,416 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-18 14:50:47,418 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-18 14:50:47,422 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-18 14:50:47,425 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-18 14:50:47,427 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-18 14:50:47,431 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-18 14:50:47,431 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-18 14:50:47,431 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-18 14:50:47,432 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-18 14:50:47,433 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-18 14:50:47,434 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-18 14:50:47,434 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-18 14:50:47,437 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-18 14:50:47,437 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-18 14:50:47,439 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-18 14:50:47,440 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-18 14:50:47,440 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-18 14:50:47,441 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-18 14:50:47,441 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-18 14:50:47,442 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_oct.epf [2019-01-18 14:50:47,455 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-18 14:50:47,455 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-18 14:50:47,456 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-18 14:50:47,456 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-18 14:50:47,456 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-18 14:50:47,457 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-18 14:50:47,457 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-18 14:50:47,457 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-18 14:50:47,457 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-18 14:50:47,457 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-18 14:50:47,458 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-18 14:50:47,458 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-18 14:50:47,458 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-18 14:50:47,459 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-18 14:50:47,459 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-18 14:50:47,459 INFO L133 SettingsManager]: * Use SBE=true [2019-01-18 14:50:47,459 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-18 14:50:47,459 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-18 14:50:47,460 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-18 14:50:47,460 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-18 14:50:47,460 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-18 14:50:47,460 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-18 14:50:47,460 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-18 14:50:47,460 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-18 14:50:47,461 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-18 14:50:47,461 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-18 14:50:47,461 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-18 14:50:47,461 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-18 14:50:47,461 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-18 14:50:47,462 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-18 14:50:47,462 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-18 14:50:47,462 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-18 14:50:47,462 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-18 14:50:47,462 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-18 14:50:47,463 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-18 14:50:47,463 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-18 14:50:47,463 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-18 14:50:47,463 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-18 14:50:47,463 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-18 14:50:47,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-18 14:50:47,504 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-18 14:50:47,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-18 14:50:47,508 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-18 14:50:47,509 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-18 14:50:47,510 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-4-limited.bpl [2019-01-18 14:50:47,510 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-4-limited.bpl' [2019-01-18 14:50:47,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-18 14:50:47,551 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-18 14:50:47,551 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-18 14:50:47,551 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-18 14:50:47,552 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-18 14:50:47,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:47" (1/1) ... [2019-01-18 14:50:47,581 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:47" (1/1) ... [2019-01-18 14:50:47,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-18 14:50:47,608 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-18 14:50:47,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-18 14:50:47,609 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-18 14:50:47,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:47" (1/1) ... [2019-01-18 14:50:47,620 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:47" (1/1) ... [2019-01-18 14:50:47,622 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:47" (1/1) ... [2019-01-18 14:50:47,622 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:47" (1/1) ... [2019-01-18 14:50:47,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:47" (1/1) ... [2019-01-18 14:50:47,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:47" (1/1) ... [2019-01-18 14:50:47,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:47" (1/1) ... [2019-01-18 14:50:47,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-18 14:50:47,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-18 14:50:47,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-18 14:50:47,634 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-18 14:50:47,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:47" (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 [2019-01-18 14:50:47,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-18 14:50:47,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-18 14:50:48,162 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-18 14:50:48,162 INFO L286 CfgBuilder]: Removed 11 assue(true) statements. [2019-01-18 14:50:48,163 INFO L202 PluginConnector]: Adding new model speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 02:50:48 BoogieIcfgContainer [2019-01-18 14:50:48,163 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-18 14:50:48,164 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-18 14:50:48,165 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-18 14:50:48,168 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-18 14:50:48,168 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:47" (1/2) ... [2019-01-18 14:50:48,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@af553c and model type speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 02:50:48, skipping insertion in model container [2019-01-18 14:50:48,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "speedup-poc-dd-4-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 02:50:48" (2/2) ... [2019-01-18 14:50:48,171 INFO L112 eAbstractionObserver]: Analyzing ICFG speedup-poc-dd-4-limited.bpl [2019-01-18 14:50:48,181 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-18 14:50:48,190 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-01-18 14:50:48,207 INFO L257 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-01-18 14:50:48,241 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-18 14:50:48,241 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-18 14:50:48,241 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-18 14:50:48,241 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-18 14:50:48,242 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-18 14:50:48,242 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-18 14:50:48,242 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-18 14:50:48,242 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-18 14:50:48,258 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states. [2019-01-18 14:50:48,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-01-18 14:50:48,264 INFO L394 BasicCegarLoop]: Found error trace [2019-01-18 14:50:48,265 INFO L402 BasicCegarLoop]: trace histogram [1, 1] [2019-01-18 14:50:48,268 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2019-01-18 14:50:48,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-18 14:50:48,274 INFO L82 PathProgramCache]: Analyzing trace with hash 980, now seen corresponding path program 1 times [2019-01-18 14:50:48,277 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-01-18 14:50:48,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-18 14:50:48,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-18 14:50:48,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-18 14:50:48,332 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-01-18 14:50:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-18 14:50:48,524 INFO L273 TraceCheckUtils]: 0: Hoare triple {14#true} havoc main_p1, main_p2, main_p3, main_p4;malloc_old_#valid := #valid;havoc malloc_ptr;havoc #valid;assume malloc_old_#valid[malloc_ptr] == 0;assume #valid == malloc_old_#valid[malloc_ptr := 1];main_p1 := malloc_ptr;malloc_old_#valid := #valid;havoc malloc_ptr;havoc #valid;assume malloc_old_#valid[malloc_ptr] == 0;assume #valid == malloc_old_#valid[malloc_ptr := 1];main_p2 := malloc_ptr;malloc_old_#valid := #valid;havoc malloc_ptr;havoc #valid;assume malloc_old_#valid[malloc_ptr] == 0;assume #valid == malloc_old_#valid[malloc_ptr := 1];main_p3 := malloc_ptr;malloc_old_#valid := #valid;havoc malloc_ptr;havoc #valid;assume malloc_old_#valid[malloc_ptr] == 0;assume #valid == malloc_old_#valid[malloc_ptr := 1];main_p4 := malloc_ptr;assume main_p1 < main_p2;assume main_p2 < main_p3;assume main_p3 < main_p4;#memory_int := #memory_int[main_p1 := 0];#memory_int := #memory_int[main_p2 := 0];#memory_int := #memory_int[main_p3 := 0];#memory_int := #memory_int[main_p4 := 0]; {16#(= (select |#memory_int| ULTIMATE.start_main_p1) 0)} is VALID [2019-01-18 14:50:48,529 INFO L273 TraceCheckUtils]: 1: Hoare triple {16#(= (select |#memory_int| ULTIMATE.start_main_p1) 0)} assume !(#memory_int[main_p1] >= 0); {15#false} is VALID [2019-01-18 14:50:48,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-18 14:50:48,533 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-18 14:50:48,533 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-01-18 14:50:48,533 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-01-18 14:50:48,538 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2019-01-18 14:50:48,539 INFO L84 Accepts]: Finished accepts. word is accepted. [2019-01-18 14:50:48,542 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2019-01-18 14:50:48,567 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 2 edges. 2 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-01-18 14:50:48,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-18 14:50:48,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-18 14:50:48,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-18 14:50:48,580 INFO L87 Difference]: Start difference. First operand 11 states. Second operand 3 states. [2019-01-18 14:50:48,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-18 14:50:48,943 INFO L93 Difference]: Finished difference Result 21 states and 27 transitions. [2019-01-18 14:50:48,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-18 14:50:48,943 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2019-01-18 14:50:48,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-18 14:50:48,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-01-18 14:50:48,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 27 transitions. [2019-01-18 14:50:48,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-01-18 14:50:48,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 27 transitions. [2019-01-18 14:50:48,955 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 27 transitions. [2019-01-18 14:50:49,084 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-01-18 14:50:49,094 INFO L225 Difference]: With dead ends: 21 [2019-01-18 14:50:49,094 INFO L226 Difference]: Without dead ends: 16 [2019-01-18 14:50:49,097 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-18 14:50:49,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2019-01-18 14:50:49,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 10. [2019-01-18 14:50:49,167 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2019-01-18 14:50:49,168 INFO L82 GeneralOperation]: Start isEquivalent. First operand 16 states. Second operand 10 states. [2019-01-18 14:50:49,169 INFO L74 IsIncluded]: Start isIncluded. First operand 16 states. Second operand 10 states. [2019-01-18 14:50:49,169 INFO L87 Difference]: Start difference. First operand 16 states. Second operand 10 states. [2019-01-18 14:50:49,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-18 14:50:49,172 INFO L93 Difference]: Finished difference Result 16 states and 22 transitions. [2019-01-18 14:50:49,172 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2019-01-18 14:50:49,173 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-18 14:50:49,173 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-01-18 14:50:49,173 INFO L74 IsIncluded]: Start isIncluded. First operand 10 states. Second operand 16 states. [2019-01-18 14:50:49,174 INFO L87 Difference]: Start difference. First operand 10 states. Second operand 16 states. [2019-01-18 14:50:49,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-18 14:50:49,177 INFO L93 Difference]: Finished difference Result 16 states and 22 transitions. [2019-01-18 14:50:49,177 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 22 transitions. [2019-01-18 14:50:49,177 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-18 14:50:49,177 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-01-18 14:50:49,178 INFO L88 GeneralOperation]: Finished isEquivalent. [2019-01-18 14:50:49,178 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2019-01-18 14:50:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2019-01-18 14:50:49,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 17 transitions. [2019-01-18 14:50:49,181 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 17 transitions. Word has length 2 [2019-01-18 14:50:49,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-18 14:50:49,182 INFO L480 AbstractCegarLoop]: Abstraction has 10 states and 17 transitions. [2019-01-18 14:50:49,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-18 14:50:49,182 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 17 transitions. [2019-01-18 14:50:49,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-01-18 14:50:49,183 INFO L394 BasicCegarLoop]: Found error trace [2019-01-18 14:50:49,183 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-01-18 14:50:49,183 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2019-01-18 14:50:49,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-18 14:50:49,184 INFO L82 PathProgramCache]: Analyzing trace with hash 30306, now seen corresponding path program 1 times [2019-01-18 14:50:49,184 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-01-18 14:50:49,185 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-18 14:50:49,185 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-18 14:50:49,186 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-18 14:50:49,186 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-01-18 14:50:49,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-18 14:50:49,548 WARN L181 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 13 [2019-01-18 14:50:49,602 INFO L273 TraceCheckUtils]: 0: Hoare triple {86#true} havoc main_p1, main_p2, main_p3, main_p4;malloc_old_#valid := #valid;havoc malloc_ptr;havoc #valid;assume malloc_old_#valid[malloc_ptr] == 0;assume #valid == malloc_old_#valid[malloc_ptr := 1];main_p1 := malloc_ptr;malloc_old_#valid := #valid;havoc malloc_ptr;havoc #valid;assume malloc_old_#valid[malloc_ptr] == 0;assume #valid == malloc_old_#valid[malloc_ptr := 1];main_p2 := malloc_ptr;malloc_old_#valid := #valid;havoc malloc_ptr;havoc #valid;assume malloc_old_#valid[malloc_ptr] == 0;assume #valid == malloc_old_#valid[malloc_ptr := 1];main_p3 := malloc_ptr;malloc_old_#valid := #valid;havoc malloc_ptr;havoc #valid;assume malloc_old_#valid[malloc_ptr] == 0;assume #valid == malloc_old_#valid[malloc_ptr := 1];main_p4 := malloc_ptr;assume main_p1 < main_p2;assume main_p2 < main_p3;assume main_p3 < main_p4;#memory_int := #memory_int[main_p1 := 0];#memory_int := #memory_int[main_p2 := 0];#memory_int := #memory_int[main_p3 := 0];#memory_int := #memory_int[main_p4 := 0]; {88#(and (= 0 (select (store |#memory_int| ULTIMATE.start_main_p4 (+ (select |#memory_int| ULTIMATE.start_main_p4) (- 1))) ULTIMATE.start_main_p1)) (not (= ULTIMATE.start_main_p1 ULTIMATE.start_main_p4)))} is VALID [2019-01-18 14:50:49,617 INFO L273 TraceCheckUtils]: 1: Hoare triple {88#(and (= 0 (select (store |#memory_int| ULTIMATE.start_main_p4 (+ (select |#memory_int| ULTIMATE.start_main_p4) (- 1))) ULTIMATE.start_main_p1)) (not (= ULTIMATE.start_main_p1 ULTIMATE.start_main_p4)))} #memory_int := #memory_int[main_p4 := #memory_int[main_p4] - 1]; {89#(= (select |#memory_int| ULTIMATE.start_main_p1) 0)} is VALID [2019-01-18 14:50:49,633 INFO L273 TraceCheckUtils]: 2: Hoare triple {89#(= (select |#memory_int| ULTIMATE.start_main_p1) 0)} assume !(#memory_int[main_p1] >= 0); {87#false} is VALID [2019-01-18 14:50:49,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-01-18 14:50:49,634 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-18 14:50:49,634 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-01-18 14:50:49,636 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 4 with the following transitions: [2019-01-18 14:50:49,637 INFO L207 CegarAbsIntRunner]: [0], [16], [19] [2019-01-18 14:50:49,689 INFO L148 AbstractInterpreter]: Using domain ArrayDomain [2019-01-18 14:50:49,689 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-18 14:50:54,948 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 14:50:54,949 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 14:50:54,949 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 14:50:54,950 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 14:50:54,951 WARN L224 ngHoareTripleChecker]: Pre: {2147483645#(forall ((v_idx_25 Int) (v_idx_36 Int) (v_idx_26 Int) (v_idx_37 Int) (v_idx_23 Int) (v_idx_34 Int) (v_idx_24 Int) (v_idx_35 Int) (v_idx_32 Int) (v_idx_33 Int) (v_idx_30 Int) (v_idx_31 Int) (v_idx_29 Int) (v_idx_27 Int) (v_idx_38 Int) (v_idx_28 Int) (v_idx_39 Int)) (exists ((v_v_36_1 Int) (v_v_56_1 Int) (v_v_45_1 Int) (v_v_44_1 Int) (v_v_51_1 Int) (v_v_42_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_4_1 Int) (v_v_38_1 Int) (v_v_48_1 Int)) (and (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 3)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_30)) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) 0) (or (< v_idx_33 (+ c_ULTIMATE.start_main_p1 1)) (= (select |c_#memory_int| v_idx_33) v_v_48_1) (<= c_ULTIMATE.start_main_p2 v_idx_33)) (or (= (select |c_#valid| v_idx_28) 1) (< v_idx_28 c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_28)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (= v_v_2_1 (select |c_old(#valid)| v_idx_26)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p4) (or (= (select |c_#memory_int| v_idx_39) v_v_56_1) (< v_idx_39 (+ c_ULTIMATE.start_main_p4 1))) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (or (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_36) (= (select |c_#memory_int| v_idx_36) 0) (< v_idx_36 c_ULTIMATE.start_main_p3)) (or (< v_idx_24 c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_24) (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_24))) (or (<= c_ULTIMATE.start_main_p4 v_idx_23) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_23) v_v_36_1)) (or (< v_idx_25 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_25) v_v_38_1)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (or (< v_idx_32 c_ULTIMATE.start_main_p1) (= (select |c_#memory_int| v_idx_32) 0) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_32)) (or (= (select |c_#valid| v_idx_29) v_v_44_1) (< v_idx_29 (+ c_ULTIMATE.start_main_p4 1))) (or (< v_idx_35 (+ c_ULTIMATE.start_main_p2 1)) (<= c_ULTIMATE.start_main_p3 v_idx_35) (= (select |c_#memory_int| v_idx_35) v_v_51_1)) (or (<= c_ULTIMATE.start_main_p4 v_idx_37) (= (select |c_#memory_int| v_idx_37) v_v_54_1) (< v_idx_37 (+ c_ULTIMATE.start_main_p3 1))) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (<= c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p1 2) c_ULTIMATE.start_main_p3) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p3) (- 2)) (<= (- (- c_ULTIMATE.start_main_p4) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (= (select |c_#valid| v_idx_27) v_v_42_1) (<= c_ULTIMATE.start_main_p4 v_idx_27)) (or (= 0 (select |c_#memory_int| v_idx_38)) (< v_idx_38 c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_38)) (or (= (select |c_#memory_int| v_idx_34) 0) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_34) (< v_idx_34 c_ULTIMATE.start_main_p2)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 1)) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p2 1) c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (or (= (select |c_#memory_int| v_idx_31) v_v_45_1) (<= c_ULTIMATE.start_main_p1 v_idx_31)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_malloc_ptr))))} [2019-01-18 14:50:54,951 WARN L228 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p4 := #memory_int[main_p4] - 1]; [2019-01-18 14:50:54,952 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (= |c_#memory_int_primed| (store |c_#memory_int| c_ULTIMATE.start_main_p4 (+ (select |c_#memory_int| c_ULTIMATE.start_main_p4) (- 1)))) [2019-01-18 14:50:54,952 WARN L230 ngHoareTripleChecker]: Post: {2147483644#(forall ((v_idx_47 Int) (v_idx_48 Int) (v_idx_45 Int) (v_idx_56 Int) (v_idx_46 Int) (v_idx_43 Int) (v_idx_54 Int) (v_idx_44 Int) (v_idx_55 Int) (v_idx_41 Int) (v_idx_52 Int) (v_idx_42 Int) (v_idx_53 Int) (v_idx_50 Int) (v_idx_40 Int) (v_idx_51 Int) (v_idx_49 Int)) (exists ((v_v_36_1 Int) (v_v_56_1 Int) (v_v_45_1 Int) (v_v_44_1 Int) (v_v_51_1 Int) (v_v_42_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_4_1 Int) (v_v_38_1 Int) (v_v_48_1 Int)) (and (or (= v_v_56_1 (select |c_#memory_int| v_idx_56)) (< v_idx_56 (+ c_ULTIMATE.start_main_p4 1))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (or (<= c_ULTIMATE.start_main_p4 v_idx_44) (= (select |c_#valid| v_idx_44) v_v_42_1)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 3)) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (or (< v_idx_51 c_ULTIMATE.start_main_p2) (= (select |c_#memory_int| v_idx_51) 0) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_51)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p4) (or (= (select |c_#memory_int| v_idx_53) 0) (< v_idx_53 c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_53)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_47)) (or (= 1 (select |c_#valid| v_idx_45)) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_45) (< v_idx_45 c_ULTIMATE.start_main_p4)) (or (<= c_ULTIMATE.start_main_p3 v_idx_52) (= (select |c_#memory_int| v_idx_52) v_v_51_1) (< v_idx_52 (+ c_ULTIMATE.start_main_p2 1))) (or (< v_idx_42 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_42) v_v_38_1)) (or (< v_idx_55 c_ULTIMATE.start_main_p4) (= (select |c_#memory_int| v_idx_55) (- 1)) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_55)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (<= c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (or (< v_idx_49 c_ULTIMATE.start_main_p1) (= (select |c_#memory_int| v_idx_49) 0) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_49)) (<= (+ c_ULTIMATE.start_main_p1 2) c_ULTIMATE.start_main_p3) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p3) (- 2)) (or (< v_idx_46 (+ c_ULTIMATE.start_main_p4 1)) (= v_v_44_1 (select |c_#valid| v_idx_46))) (<= (- (- c_ULTIMATE.start_main_p4) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (<= c_ULTIMATE.start_main_p4 v_idx_54) (< v_idx_54 (+ c_ULTIMATE.start_main_p3 1)) (= v_v_54_1 (select |c_#memory_int| v_idx_54))) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 1)) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p2 1) c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_malloc_ptr) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_41) 0) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_41) (< v_idx_41 c_ULTIMATE.start_main_p4)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (or (<= c_ULTIMATE.start_main_p1 v_idx_48) (= (select |c_#memory_int| v_idx_48) v_v_45_1)) (= v_v_2_1 (select |c_old(#valid)| v_idx_43)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_malloc_ptr) (or (<= c_ULTIMATE.start_main_p4 v_idx_40) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_40) v_v_36_1)) (or (< v_idx_50 (+ c_ULTIMATE.start_main_p1 1)) (= (select |c_#memory_int| v_idx_50) v_v_48_1) (<= c_ULTIMATE.start_main_p2 v_idx_50)))))} [2019-01-18 14:50:54,952 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 14:50:55,631 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 14:50:55,631 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 14:50:55,911 WARN L270 ngHoareTripleChecker]: Pre: {2147483645#(and (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (forall ((v_idx_24 Int)) (or (< v_idx_24 ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p4 1) v_idx_24) (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_24)))) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 3)) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p4) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (forall ((v_idx_36 Int)) (or (<= (+ ULTIMATE.start_main_p3 1) v_idx_36) (= (select |#memory_int| v_idx_36) 0) (< v_idx_36 ULTIMATE.start_main_p3))) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (<= ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (<= (- (- ULTIMATE.start_main_p4) (- ULTIMATE.start_malloc_ptr)) 0) (forall ((v_idx_32 Int)) (or (< v_idx_32 ULTIMATE.start_main_p1) (= (select |#memory_int| v_idx_32) 0) (<= (+ ULTIMATE.start_main_p1 1) v_idx_32))) (forall ((v_idx_34 Int)) (or (= (select |#memory_int| v_idx_34) 0) (<= (+ ULTIMATE.start_main_p2 1) v_idx_34) (< v_idx_34 ULTIMATE.start_main_p2))) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 1)) (forall ((v_idx_38 Int)) (or (= 0 (select |#memory_int| v_idx_38)) (< v_idx_38 ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p4 1) v_idx_38))) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 2)) (forall ((v_idx_28 Int)) (or (= (select |#valid| v_idx_28) 1) (< v_idx_28 ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p4 1) v_idx_28))) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_malloc_ptr))} [2019-01-18 14:50:55,911 WARN L274 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p4 := #memory_int[main_p4] - 1]; [2019-01-18 14:50:55,912 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (= |c_#memory_int_primed| (store |c_#memory_int| c_ULTIMATE.start_main_p4 (+ (select |c_#memory_int| c_ULTIMATE.start_main_p4) (- 1)))) [2019-01-18 14:50:56,132 WARN L276 ngHoareTripleChecker]: Post: {2147483644#(and (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 3)) (forall ((v_idx_45 Int)) (or (= 1 (select |#valid| v_idx_45)) (<= (+ ULTIMATE.start_main_p4 1) v_idx_45) (< v_idx_45 ULTIMATE.start_main_p4))) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p4) (forall ((v_idx_53 Int)) (or (= (select |#memory_int| v_idx_53) 0) (< v_idx_53 ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p3 1) v_idx_53))) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (forall ((v_idx_49 Int)) (or (< v_idx_49 ULTIMATE.start_main_p1) (= (select |#memory_int| v_idx_49) 0) (<= (+ ULTIMATE.start_main_p1 1) v_idx_49))) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (<= ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (<= (- (- ULTIMATE.start_main_p4) (- ULTIMATE.start_malloc_ptr)) 0) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 1)) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (forall ((v_idx_51 Int)) (or (< v_idx_51 ULTIMATE.start_main_p2) (= (select |#memory_int| v_idx_51) 0) (<= (+ ULTIMATE.start_main_p2 1) v_idx_51))) (forall ((v_idx_55 Int)) (or (< v_idx_55 ULTIMATE.start_main_p4) (= (select |#memory_int| v_idx_55) (- 1)) (<= (+ ULTIMATE.start_main_p4 1) v_idx_55))) (forall ((v_idx_41 Int)) (or (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_41) 0) (<= (+ ULTIMATE.start_main_p4 1) v_idx_41) (< v_idx_41 ULTIMATE.start_main_p4))) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_malloc_ptr))} [2019-01-18 14:51:02,405 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 14:51:02,405 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 14:51:02,406 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 14:51:02,406 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 14:51:02,407 WARN L224 ngHoareTripleChecker]: Pre: {2147483641#(or (forall ((v_idx_89 Int) (v_idx_78 Int) (v_idx_79 Int) (v_idx_87 Int) (v_idx_76 Int) (v_idx_88 Int) (v_idx_77 Int) (v_idx_85 Int) (v_idx_74 Int) (v_idx_86 Int) (v_idx_75 Int) (v_idx_83 Int) (v_idx_84 Int) (v_idx_81 Int) (v_idx_82 Int) (v_idx_90 Int) (v_idx_80 Int)) (exists ((v_v_36_1 Int) (v_v_56_1 Int) (v_v_45_1 Int) (v_v_44_1 Int) (v_v_51_1 Int) (v_v_42_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_4_1 Int) (v_v_38_1 Int) (v_v_48_1 Int)) (and (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (or (= (select |c_#memory_int| v_idx_84) v_v_48_1) (<= c_ULTIMATE.start_main_p2 v_idx_84) (< v_idx_84 (+ c_ULTIMATE.start_main_p1 1))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 3)) (= v_v_2_1 (select |c_old(#valid)| v_idx_77)) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p4) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_81)) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_85) (< v_idx_85 c_ULTIMATE.start_main_p2) (= 0 (select |c_#memory_int| v_idx_85))) (or (<= c_ULTIMATE.start_main_p3 v_idx_86) (= (select |c_#memory_int| v_idx_86) v_v_51_1) (< v_idx_86 (+ c_ULTIMATE.start_main_p2 1))) (or (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_83) (= 0 (select |c_#memory_int| v_idx_83)) (< v_idx_83 c_ULTIMATE.start_main_p1)) (or (< v_idx_87 c_ULTIMATE.start_main_p3) (= 0 (select |c_#memory_int| v_idx_87)) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_87)) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_76) v_v_38_1) (< v_idx_76 (+ c_ULTIMATE.start_main_p4 1))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (or (<= c_ULTIMATE.start_main_p4 v_idx_78) (= (select |c_#valid| v_idx_78) v_v_42_1)) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (<= c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p1 2) c_ULTIMATE.start_main_p3) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p3) (- 2)) (or (<= c_ULTIMATE.start_main_p4 v_idx_74) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_74) v_v_36_1)) (or (= (select |c_#memory_int| v_idx_82) v_v_45_1) (<= c_ULTIMATE.start_main_p1 v_idx_82)) (<= (- (- c_ULTIMATE.start_main_p4) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_75) (< v_idx_75 c_ULTIMATE.start_main_p4) (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_75))) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_79) (= 1 (select |c_#valid| v_idx_79)) (< v_idx_79 c_ULTIMATE.start_main_p4)) (or (= (select |c_#memory_int| v_idx_90) v_v_56_1) (< v_idx_90 (+ c_ULTIMATE.start_main_p4 1))) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p2 1) c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_malloc_ptr) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_89) (= 0 (select |c_#memory_int| v_idx_89)) (< v_idx_89 c_ULTIMATE.start_main_p4)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (or (< v_idx_80 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_#valid| v_idx_80) v_v_44_1)) (or (= (select |c_#memory_int| v_idx_88) v_v_54_1) (< v_idx_88 (+ c_ULTIMATE.start_main_p3 1)) (<= c_ULTIMATE.start_main_p4 v_idx_88)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_malloc_ptr)))) (forall ((v_idx_98 Int) (v_idx_99 Int) (v_idx_96 Int) (v_idx_97 Int) (v_idx_94 Int) (v_idx_95 Int) (v_idx_92 Int) (v_idx_93 Int) (v_idx_91 Int) (v_idx_104 Int) (v_idx_105 Int) (v_idx_102 Int) (v_idx_103 Int) (v_idx_106 Int) (v_idx_107 Int) (v_idx_100 Int) (v_idx_101 Int)) (exists ((v_v_36_1 Int) (v_v_56_1 Int) (v_v_45_1 Int) (v_v_44_1 Int) (v_v_51_1 Int) (v_v_42_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_4_1 Int) (v_v_38_1 Int) (v_v_48_1 Int)) (and (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 3)) (or (= (select |c_#memory_int| v_idx_102) 0) (< v_idx_102 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_102)) (or (< v_idx_103 (+ c_ULTIMATE.start_main_p2 1)) (<= c_ULTIMATE.start_main_p3 v_idx_103) (= (select |c_#memory_int| v_idx_103) v_v_51_1)) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p4) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (or (< v_idx_104 c_ULTIMATE.start_main_p3) (= (select |c_#memory_int| v_idx_104) 0) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_104)) (= (select |c_old(#valid)| v_idx_94) v_v_2_1) (or (<= c_ULTIMATE.start_main_p4 v_idx_95) (= (select |c_#valid| v_idx_95) v_v_42_1)) (or (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_92)) (< v_idx_92 c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_92)) (= (select |c_old(#memory_int)| v_idx_98) v_v_4_1) (or (<= c_ULTIMATE.start_main_p1 v_idx_99) (= (select |c_#memory_int| v_idx_99) v_v_45_1)) (or (= (select |c_#memory_int| v_idx_100) 0) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_100) (< v_idx_100 c_ULTIMATE.start_main_p1)) (or (<= c_ULTIMATE.start_main_p4 v_idx_91) (= v_v_36_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_91))) (or (= (select |c_#valid| v_idx_97) v_v_44_1) (< v_idx_97 (+ c_ULTIMATE.start_main_p4 1))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_106) (< v_idx_106 c_ULTIMATE.start_main_p4) (= (select |c_#memory_int| v_idx_106) (- 1))) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (<= c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (or (= (select |c_#memory_int| v_idx_101) v_v_48_1) (<= c_ULTIMATE.start_main_p2 v_idx_101) (< v_idx_101 (+ c_ULTIMATE.start_main_p1 1))) (<= (+ c_ULTIMATE.start_main_p1 2) c_ULTIMATE.start_main_p3) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p3) (- 2)) (<= (- (- c_ULTIMATE.start_main_p4) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (< v_idx_105 (+ c_ULTIMATE.start_main_p3 1)) (<= c_ULTIMATE.start_main_p4 v_idx_105) (= (select |c_#memory_int| v_idx_105) v_v_54_1)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (< v_idx_107 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_#memory_int| v_idx_107) v_v_56_1)) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p2 1) c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (or (< v_idx_93 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_93) v_v_38_1)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_malloc_ptr) (or (< v_idx_96 c_ULTIMATE.start_main_p4) (= (select |c_#valid| v_idx_96) 1) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_96))))))} [2019-01-18 14:51:02,407 WARN L228 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p4 := #memory_int[main_p4] - 1]; [2019-01-18 14:51:02,408 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (= |c_#memory_int_primed| (store |c_#memory_int| c_ULTIMATE.start_main_p4 (+ (select |c_#memory_int| c_ULTIMATE.start_main_p4) (- 1)))) [2019-01-18 14:51:02,408 WARN L230 ngHoareTripleChecker]: Post: {2147483640#(or (forall ((v_idx_126 Int) (v_idx_137 Int) (v_idx_127 Int) (v_idx_138 Int) (v_idx_135 Int) (v_idx_125 Int) (v_idx_136 Int) (v_idx_128 Int) (v_idx_139 Int) (v_idx_129 Int) (v_idx_140 Int) (v_idx_141 Int) (v_idx_130 Int) (v_idx_133 Int) (v_idx_134 Int) (v_idx_131 Int) (v_idx_132 Int)) (exists ((v_v_36_1 Int) (v_v_56_1 Int) (v_v_45_1 Int) (v_v_44_1 Int) (v_v_51_1 Int) (v_v_42_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_4_1 Int) (v_v_38_1 Int) (v_v_48_1 Int)) (and (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 3)) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) 0) (or (<= c_ULTIMATE.start_main_p3 v_idx_137) (< v_idx_137 (+ c_ULTIMATE.start_main_p2 1)) (= (select |c_#memory_int| v_idx_137) v_v_51_1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p4) (or (< v_idx_141 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_#memory_int| v_idx_141) v_v_56_1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (or (= (select |c_#memory_int| v_idx_135) v_v_48_1) (< v_idx_135 (+ c_ULTIMATE.start_main_p1 1)) (<= c_ULTIMATE.start_main_p2 v_idx_135)) (or (= (select |c_#memory_int| v_idx_139) v_v_54_1) (<= c_ULTIMATE.start_main_p4 v_idx_139) (< v_idx_139 (+ c_ULTIMATE.start_main_p3 1))) (or (= 1 (select |c_#valid| v_idx_130)) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_130) (< v_idx_130 c_ULTIMATE.start_main_p4)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_132)) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_140) (= (- 2) (select |c_#memory_int| v_idx_140)) (< v_idx_140 c_ULTIMATE.start_main_p4)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (<= c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p1 2) c_ULTIMATE.start_main_p3) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p3) (- 2)) (or (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_134) (= (select |c_#memory_int| v_idx_134) 0) (< v_idx_134 c_ULTIMATE.start_main_p1)) (or (= v_v_42_1 (select |c_#valid| v_idx_129)) (<= c_ULTIMATE.start_main_p4 v_idx_129)) (<= (- (- c_ULTIMATE.start_main_p4) (- c_ULTIMATE.start_malloc_ptr)) 0) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (< v_idx_127 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_127) v_v_38_1)) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_125) v_v_36_1) (<= c_ULTIMATE.start_main_p4 v_idx_125)) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p2 1) c_ULTIMATE.start_main_p3) (or (< v_idx_136 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_136) (= (select |c_#memory_int| v_idx_136) 0)) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_malloc_ptr) (or (<= c_ULTIMATE.start_main_p1 v_idx_133) (= (select |c_#memory_int| v_idx_133) v_v_45_1)) (or (< v_idx_138 c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_138) (= (select |c_#memory_int| v_idx_138) 0)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (or (= v_v_44_1 (select |c_#valid| v_idx_131)) (< v_idx_131 (+ c_ULTIMATE.start_main_p4 1))) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_126) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_126) 0) (< v_idx_126 c_ULTIMATE.start_main_p4)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_malloc_ptr) (= (select |c_old(#valid)| v_idx_128) v_v_2_1)))) (forall ((v_idx_115 Int) (v_idx_116 Int) (v_idx_124 Int) (v_idx_113 Int) (v_idx_114 Int) (v_idx_108 Int) (v_idx_119 Int) (v_idx_109 Int) (v_idx_117 Int) (v_idx_118 Int) (v_idx_122 Int) (v_idx_111 Int) (v_idx_123 Int) (v_idx_112 Int) (v_idx_120 Int) (v_idx_121 Int) (v_idx_110 Int)) (exists ((v_v_36_1 Int) (v_v_56_1 Int) (v_v_45_1 Int) (v_v_44_1 Int) (v_v_51_1 Int) (v_v_42_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_4_1 Int) (v_v_38_1 Int) (v_v_48_1 Int)) (and (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 3)) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) 0) (or (< v_idx_120 (+ c_ULTIMATE.start_main_p2 1)) (= (select |c_#memory_int| v_idx_120) v_v_51_1) (<= c_ULTIMATE.start_main_p3 v_idx_120)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (or (<= c_ULTIMATE.start_main_p4 v_idx_112) (= v_v_42_1 (select |c_#valid| v_idx_112))) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p4) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_115)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (or (< v_idx_118 (+ c_ULTIMATE.start_main_p1 1)) (= (select |c_#memory_int| v_idx_118) v_v_48_1) (<= c_ULTIMATE.start_main_p2 v_idx_118)) (or (< v_idx_110 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_110) v_v_38_1)) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_119) (= (select |c_#memory_int| v_idx_119) 0) (< v_idx_119 c_ULTIMATE.start_main_p2)) (or (< v_idx_109 c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_109) (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_109))) (or (= v_v_44_1 (select |c_#valid| v_idx_114)) (< v_idx_114 (+ c_ULTIMATE.start_main_p4 1))) (or (< v_idx_122 (+ c_ULTIMATE.start_main_p3 1)) (= (select |c_#memory_int| v_idx_122) v_v_54_1) (<= c_ULTIMATE.start_main_p4 v_idx_122)) (or (< v_idx_117 c_ULTIMATE.start_main_p1) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_117) (= (select |c_#memory_int| v_idx_117) 0)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (<= c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p1 2) c_ULTIMATE.start_main_p3) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p3) (- 2)) (<= (- (- c_ULTIMATE.start_main_p4) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (< v_idx_121 c_ULTIMATE.start_main_p3) (= 0 (select |c_#memory_int| v_idx_121)) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_121)) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_123) (= (select |c_#memory_int| v_idx_123) (- 1)) (< v_idx_123 c_ULTIMATE.start_main_p4)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 1)) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p2 1) c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_malloc_ptr) (or (<= c_ULTIMATE.start_main_p4 v_idx_108) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_108) v_v_36_1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_113) (= 1 (select |c_#valid| v_idx_113)) (< v_idx_113 c_ULTIMATE.start_main_p4)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (= (select |c_old(#valid)| v_idx_111) v_v_2_1) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_malloc_ptr) (or (< v_idx_124 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_#memory_int| v_idx_124) v_v_56_1)) (or (<= c_ULTIMATE.start_main_p1 v_idx_116) (= (select |c_#memory_int| v_idx_116) v_v_45_1))))))} [2019-01-18 14:51:02,408 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 14:51:03,074 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 14:51:03,074 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 14:51:11,426 WARN L181 SmtUtils]: Spent 8.35 s on a formula simplification that was a NOOP. DAG size: 257 [2019-01-18 14:51:11,427 WARN L270 ngHoareTripleChecker]: Pre: {2147483641#(or (forall ((v_idx_89 Int) (v_idx_78 Int) (v_idx_79 Int) (v_idx_87 Int) (v_idx_76 Int) (v_idx_88 Int) (v_idx_77 Int) (v_idx_85 Int) (v_idx_74 Int) (v_idx_86 Int) (v_idx_75 Int) (v_idx_83 Int) (v_idx_84 Int) (v_idx_81 Int) (v_idx_82 Int) (v_idx_90 Int) (v_idx_80 Int)) (exists ((v_v_36_1 Int) (v_v_56_1 Int) (v_v_45_1 Int) (v_v_44_1 Int) (v_v_51_1 Int) (v_v_42_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_4_1 Int) (v_v_38_1 Int) (v_v_48_1 Int)) (and (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (or (= (select |#memory_int| v_idx_84) v_v_48_1) (<= ULTIMATE.start_main_p2 v_idx_84) (< v_idx_84 (+ ULTIMATE.start_main_p1 1))) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 3)) (= v_v_2_1 (select |old(#valid)| v_idx_77)) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p4) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (= v_v_4_1 (select |old(#memory_int)| v_idx_81)) (or (<= (+ ULTIMATE.start_main_p2 1) v_idx_85) (< v_idx_85 ULTIMATE.start_main_p2) (= 0 (select |#memory_int| v_idx_85))) (or (<= ULTIMATE.start_main_p3 v_idx_86) (= (select |#memory_int| v_idx_86) v_v_51_1) (< v_idx_86 (+ ULTIMATE.start_main_p2 1))) (or (<= (+ ULTIMATE.start_main_p1 1) v_idx_83) (= 0 (select |#memory_int| v_idx_83)) (< v_idx_83 ULTIMATE.start_main_p1)) (or (< v_idx_87 ULTIMATE.start_main_p3) (= 0 (select |#memory_int| v_idx_87)) (<= (+ ULTIMATE.start_main_p3 1) v_idx_87)) (or (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_76) v_v_38_1) (< v_idx_76 (+ ULTIMATE.start_main_p4 1))) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (or (<= ULTIMATE.start_main_p4 v_idx_78) (= (select |#valid| v_idx_78) v_v_42_1)) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (<= ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (or (<= ULTIMATE.start_main_p4 v_idx_74) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_74) v_v_36_1)) (or (= (select |#memory_int| v_idx_82) v_v_45_1) (<= ULTIMATE.start_main_p1 v_idx_82)) (<= (- (- ULTIMATE.start_main_p4) (- ULTIMATE.start_malloc_ptr)) 0) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_75) (< v_idx_75 ULTIMATE.start_main_p4) (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_75))) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 1)) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_79) (= 1 (select |#valid| v_idx_79)) (< v_idx_79 ULTIMATE.start_main_p4)) (or (= (select |#memory_int| v_idx_90) v_v_56_1) (< v_idx_90 (+ ULTIMATE.start_main_p4 1))) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_malloc_ptr) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_89) (= 0 (select |#memory_int| v_idx_89)) (< v_idx_89 ULTIMATE.start_main_p4)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (or (< v_idx_80 (+ ULTIMATE.start_main_p4 1)) (= (select |#valid| v_idx_80) v_v_44_1)) (or (= (select |#memory_int| v_idx_88) v_v_54_1) (< v_idx_88 (+ ULTIMATE.start_main_p3 1)) (<= ULTIMATE.start_main_p4 v_idx_88)) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_malloc_ptr)))) (forall ((v_idx_98 Int) (v_idx_99 Int) (v_idx_96 Int) (v_idx_97 Int) (v_idx_94 Int) (v_idx_95 Int) (v_idx_92 Int) (v_idx_93 Int) (v_idx_91 Int) (v_idx_104 Int) (v_idx_105 Int) (v_idx_102 Int) (v_idx_103 Int) (v_idx_106 Int) (v_idx_107 Int) (v_idx_100 Int) (v_idx_101 Int)) (exists ((v_v_36_1 Int) (v_v_56_1 Int) (v_v_45_1 Int) (v_v_44_1 Int) (v_v_51_1 Int) (v_v_42_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_4_1 Int) (v_v_38_1 Int) (v_v_48_1 Int)) (and (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 3)) (or (= (select |#memory_int| v_idx_102) 0) (< v_idx_102 ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p2 1) v_idx_102)) (or (< v_idx_103 (+ ULTIMATE.start_main_p2 1)) (<= ULTIMATE.start_main_p3 v_idx_103) (= (select |#memory_int| v_idx_103) v_v_51_1)) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p4) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (or (< v_idx_104 ULTIMATE.start_main_p3) (= (select |#memory_int| v_idx_104) 0) (<= (+ ULTIMATE.start_main_p3 1) v_idx_104)) (= (select |old(#valid)| v_idx_94) v_v_2_1) (or (<= ULTIMATE.start_main_p4 v_idx_95) (= (select |#valid| v_idx_95) v_v_42_1)) (or (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_92)) (< v_idx_92 ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p4 1) v_idx_92)) (= (select |old(#memory_int)| v_idx_98) v_v_4_1) (or (<= ULTIMATE.start_main_p1 v_idx_99) (= (select |#memory_int| v_idx_99) v_v_45_1)) (or (= (select |#memory_int| v_idx_100) 0) (<= (+ ULTIMATE.start_main_p1 1) v_idx_100) (< v_idx_100 ULTIMATE.start_main_p1)) (or (<= ULTIMATE.start_main_p4 v_idx_91) (= v_v_36_1 (select |ULTIMATE.start_malloc_old_#valid| v_idx_91))) (or (= (select |#valid| v_idx_97) v_v_44_1) (< v_idx_97 (+ ULTIMATE.start_main_p4 1))) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_106) (< v_idx_106 ULTIMATE.start_main_p4) (= (select |#memory_int| v_idx_106) (- 1))) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (<= ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (or (= (select |#memory_int| v_idx_101) v_v_48_1) (<= ULTIMATE.start_main_p2 v_idx_101) (< v_idx_101 (+ ULTIMATE.start_main_p1 1))) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (<= (- (- ULTIMATE.start_main_p4) (- ULTIMATE.start_malloc_ptr)) 0) (or (< v_idx_105 (+ ULTIMATE.start_main_p3 1)) (<= ULTIMATE.start_main_p4 v_idx_105) (= (select |#memory_int| v_idx_105) v_v_54_1)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 1)) (or (< v_idx_107 (+ ULTIMATE.start_main_p4 1)) (= (select |#memory_int| v_idx_107) v_v_56_1)) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (or (< v_idx_93 (+ ULTIMATE.start_main_p4 1)) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_93) v_v_38_1)) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_malloc_ptr) (or (< v_idx_96 ULTIMATE.start_main_p4) (= (select |#valid| v_idx_96) 1) (<= (+ ULTIMATE.start_main_p4 1) v_idx_96))))))} [2019-01-18 14:51:11,427 WARN L274 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p4 := #memory_int[main_p4] - 1]; [2019-01-18 14:51:11,427 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (= |c_#memory_int_primed| (store |c_#memory_int| c_ULTIMATE.start_main_p4 (+ (select |c_#memory_int| c_ULTIMATE.start_main_p4) (- 1)))) [2019-01-18 14:51:19,851 WARN L181 SmtUtils]: Spent 8.42 s on a formula simplification that was a NOOP. DAG size: 257 [2019-01-18 14:51:19,851 WARN L276 ngHoareTripleChecker]: Post: {2147483640#(or (forall ((v_idx_126 Int) (v_idx_137 Int) (v_idx_127 Int) (v_idx_138 Int) (v_idx_135 Int) (v_idx_125 Int) (v_idx_136 Int) (v_idx_128 Int) (v_idx_139 Int) (v_idx_129 Int) (v_idx_140 Int) (v_idx_141 Int) (v_idx_130 Int) (v_idx_133 Int) (v_idx_134 Int) (v_idx_131 Int) (v_idx_132 Int)) (exists ((v_v_36_1 Int) (v_v_56_1 Int) (v_v_45_1 Int) (v_v_44_1 Int) (v_v_51_1 Int) (v_v_42_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_4_1 Int) (v_v_38_1 Int) (v_v_48_1 Int)) (and (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 3)) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) 0) (or (<= ULTIMATE.start_main_p3 v_idx_137) (< v_idx_137 (+ ULTIMATE.start_main_p2 1)) (= (select |#memory_int| v_idx_137) v_v_51_1)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p4) (or (< v_idx_141 (+ ULTIMATE.start_main_p4 1)) (= (select |#memory_int| v_idx_141) v_v_56_1)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (or (= (select |#memory_int| v_idx_135) v_v_48_1) (< v_idx_135 (+ ULTIMATE.start_main_p1 1)) (<= ULTIMATE.start_main_p2 v_idx_135)) (or (= (select |#memory_int| v_idx_139) v_v_54_1) (<= ULTIMATE.start_main_p4 v_idx_139) (< v_idx_139 (+ ULTIMATE.start_main_p3 1))) (or (= 1 (select |#valid| v_idx_130)) (<= (+ ULTIMATE.start_main_p4 1) v_idx_130) (< v_idx_130 ULTIMATE.start_main_p4)) (= v_v_4_1 (select |old(#memory_int)| v_idx_132)) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_140) (= (- 2) (select |#memory_int| v_idx_140)) (< v_idx_140 ULTIMATE.start_main_p4)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (<= ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (or (<= (+ ULTIMATE.start_main_p1 1) v_idx_134) (= (select |#memory_int| v_idx_134) 0) (< v_idx_134 ULTIMATE.start_main_p1)) (or (= v_v_42_1 (select |#valid| v_idx_129)) (<= ULTIMATE.start_main_p4 v_idx_129)) (<= (- (- ULTIMATE.start_main_p4) (- ULTIMATE.start_malloc_ptr)) 0) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 1)) (or (< v_idx_127 (+ ULTIMATE.start_main_p4 1)) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_127) v_v_38_1)) (or (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_125) v_v_36_1) (<= ULTIMATE.start_main_p4 v_idx_125)) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (or (< v_idx_136 ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p2 1) v_idx_136) (= (select |#memory_int| v_idx_136) 0)) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_malloc_ptr) (or (<= ULTIMATE.start_main_p1 v_idx_133) (= (select |#memory_int| v_idx_133) v_v_45_1)) (or (< v_idx_138 ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p3 1) v_idx_138) (= (select |#memory_int| v_idx_138) 0)) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (or (= v_v_44_1 (select |#valid| v_idx_131)) (< v_idx_131 (+ ULTIMATE.start_main_p4 1))) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_126) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_126) 0) (< v_idx_126 ULTIMATE.start_main_p4)) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_malloc_ptr) (= (select |old(#valid)| v_idx_128) v_v_2_1)))) (forall ((v_idx_115 Int) (v_idx_116 Int) (v_idx_124 Int) (v_idx_113 Int) (v_idx_114 Int) (v_idx_108 Int) (v_idx_119 Int) (v_idx_109 Int) (v_idx_117 Int) (v_idx_118 Int) (v_idx_122 Int) (v_idx_111 Int) (v_idx_123 Int) (v_idx_112 Int) (v_idx_120 Int) (v_idx_121 Int) (v_idx_110 Int)) (exists ((v_v_36_1 Int) (v_v_56_1 Int) (v_v_45_1 Int) (v_v_44_1 Int) (v_v_51_1 Int) (v_v_42_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_4_1 Int) (v_v_38_1 Int) (v_v_48_1 Int)) (and (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 3)) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) 0) (or (< v_idx_120 (+ ULTIMATE.start_main_p2 1)) (= (select |#memory_int| v_idx_120) v_v_51_1) (<= ULTIMATE.start_main_p3 v_idx_120)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (or (<= ULTIMATE.start_main_p4 v_idx_112) (= v_v_42_1 (select |#valid| v_idx_112))) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p4) (= v_v_4_1 (select |old(#memory_int)| v_idx_115)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (or (< v_idx_118 (+ ULTIMATE.start_main_p1 1)) (= (select |#memory_int| v_idx_118) v_v_48_1) (<= ULTIMATE.start_main_p2 v_idx_118)) (or (< v_idx_110 (+ ULTIMATE.start_main_p4 1)) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_110) v_v_38_1)) (or (<= (+ ULTIMATE.start_main_p2 1) v_idx_119) (= (select |#memory_int| v_idx_119) 0) (< v_idx_119 ULTIMATE.start_main_p2)) (or (< v_idx_109 ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p4 1) v_idx_109) (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_109))) (or (= v_v_44_1 (select |#valid| v_idx_114)) (< v_idx_114 (+ ULTIMATE.start_main_p4 1))) (or (< v_idx_122 (+ ULTIMATE.start_main_p3 1)) (= (select |#memory_int| v_idx_122) v_v_54_1) (<= ULTIMATE.start_main_p4 v_idx_122)) (or (< v_idx_117 ULTIMATE.start_main_p1) (<= (+ ULTIMATE.start_main_p1 1) v_idx_117) (= (select |#memory_int| v_idx_117) 0)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (<= ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (<= (- (- ULTIMATE.start_main_p4) (- ULTIMATE.start_malloc_ptr)) 0) (or (< v_idx_121 ULTIMATE.start_main_p3) (= 0 (select |#memory_int| v_idx_121)) (<= (+ ULTIMATE.start_main_p3 1) v_idx_121)) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_123) (= (select |#memory_int| v_idx_123) (- 1)) (< v_idx_123 ULTIMATE.start_main_p4)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 1)) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_malloc_ptr) (or (<= ULTIMATE.start_main_p4 v_idx_108) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_108) v_v_36_1)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_113) (= 1 (select |#valid| v_idx_113)) (< v_idx_113 ULTIMATE.start_main_p4)) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (= (select |old(#valid)| v_idx_111) v_v_2_1) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_malloc_ptr) (or (< v_idx_124 (+ ULTIMATE.start_main_p4 1)) (= (select |#memory_int| v_idx_124) v_v_56_1)) (or (<= ULTIMATE.start_main_p1 v_idx_116) (= (select |#memory_int| v_idx_116) v_v_45_1))))))} [2019-01-18 14:51:38,796 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 14:51:38,797 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 14:51:38,797 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 14:51:38,797 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 14:51:38,798 WARN L224 ngHoareTripleChecker]: Pre: {2147483637#(or (forall ((v_idx_191 Int) (v_idx_180 Int) (v_idx_192 Int) (v_idx_181 Int) (v_idx_190 Int) (v_idx_179 Int) (v_idx_184 Int) (v_idx_185 Int) (v_idx_182 Int) (v_idx_183 Int) (v_idx_188 Int) (v_idx_177 Int) (v_idx_189 Int) (v_idx_178 Int) (v_idx_186 Int) (v_idx_187 Int) (v_idx_176 Int)) (exists ((v_v_36_1 Int) (v_v_56_1 Int) (v_v_45_1 Int) (v_v_44_1 Int) (v_v_51_1 Int) (v_v_42_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_4_1 Int) (v_v_38_1 Int) (v_v_48_1 Int)) (and (or (<= c_ULTIMATE.start_main_p2 v_idx_186) (< v_idx_186 (+ c_ULTIMATE.start_main_p1 1)) (= v_v_48_1 (select |c_#memory_int| v_idx_186))) (or (= (select |c_#memory_int| v_idx_190) v_v_54_1) (<= c_ULTIMATE.start_main_p4 v_idx_190) (< v_idx_190 (+ c_ULTIMATE.start_main_p3 1))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (or (= v_v_44_1 (select |c_#valid| v_idx_182)) (< v_idx_182 (+ c_ULTIMATE.start_main_p4 1))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 3)) (or (<= c_ULTIMATE.start_main_p1 v_idx_184) (= (select |c_#memory_int| v_idx_184) v_v_45_1)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_183)) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_191) (< v_idx_191 c_ULTIMATE.start_main_p4) (= (select |c_#memory_int| v_idx_191) (- 1))) (or (< v_idx_185 c_ULTIMATE.start_main_p1) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_185) (= (select |c_#memory_int| v_idx_185) 0)) (or (= (select |c_#memory_int| v_idx_188) v_v_51_1) (< v_idx_188 (+ c_ULTIMATE.start_main_p2 1)) (<= c_ULTIMATE.start_main_p3 v_idx_188)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p4) (or (<= c_ULTIMATE.start_main_p4 v_idx_180) (= v_v_42_1 (select |c_#valid| v_idx_180))) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (or (< v_idx_192 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_#memory_int| v_idx_192) v_v_56_1)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_181) (= 1 (select |c_#valid| v_idx_181)) (< v_idx_181 c_ULTIMATE.start_main_p4)) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (<= c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_177) (< v_idx_177 c_ULTIMATE.start_main_p4) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_177) 0)) (<= (+ c_ULTIMATE.start_main_p1 2) c_ULTIMATE.start_main_p3) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p3) (- 2)) (<= (- (- c_ULTIMATE.start_main_p4) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (= (select |c_#memory_int| v_idx_189) 0) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_189) (< v_idx_189 c_ULTIMATE.start_main_p3)) (= v_v_2_1 (select |c_old(#valid)| v_idx_179)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (<= c_ULTIMATE.start_main_p4 v_idx_176) (= v_v_36_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_176))) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p2 1) c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_187) (= 0 (select |c_#memory_int| v_idx_187)) (< v_idx_187 c_ULTIMATE.start_main_p2)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_malloc_ptr) (or (< v_idx_178 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_178) v_v_38_1))))) (forall ((v_idx_209 Int) (v_idx_203 Int) (v_idx_204 Int) (v_idx_201 Int) (v_idx_202 Int) (v_idx_207 Int) (v_idx_208 Int) (v_idx_205 Int) (v_idx_206 Int) (v_idx_195 Int) (v_idx_196 Int) (v_idx_193 Int) (v_idx_194 Int) (v_idx_199 Int) (v_idx_200 Int) (v_idx_197 Int) (v_idx_198 Int)) (exists ((v_v_613_1 Int) (v_v_624_1 Int) (v_v_627_1 Int) (v_v_615_1 Int) (v_v_626_1 Int) (v_v_616_1 Int) (v_v_629_1 Int) (v_v_617_1 Int) (v_v_628_1 Int) (v_v_619_1 Int) (v_v_620_1 Int) (v_v_622_1 Int)) (and (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 3)) (or (= 0 (select |c_#memory_int| v_idx_203)) (< v_idx_203 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_203)) (or (< v_idx_206 (+ c_ULTIMATE.start_main_p3 1)) (= v_v_626_1 (select |c_#memory_int| v_idx_206)) (<= c_ULTIMATE.start_main_p4 v_idx_206)) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (= v_v_629_1 (select |c_old(#memory_int)| v_idx_209)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p4) (or (<= c_ULTIMATE.start_main_p1 v_idx_200) (= v_v_620_1 (select |c_#memory_int| v_idx_200))) (<= (- (- v_v_627_1) v_v_627_1) 4) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (or (= v_v_615_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_195)) (< v_idx_195 (+ c_ULTIMATE.start_main_p4 1))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (or (< v_idx_205 c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_205) (= 0 (select |c_#memory_int| v_idx_205))) (<= c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_194) (< v_idx_194 c_ULTIMATE.start_main_p4) (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_194))) (<= (+ c_ULTIMATE.start_main_p1 2) c_ULTIMATE.start_main_p3) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p3) (- 2)) (or (<= c_ULTIMATE.start_main_p3 v_idx_204) (< v_idx_204 (+ c_ULTIMATE.start_main_p2 1)) (= v_v_624_1 (select |c_#memory_int| v_idx_204))) (<= (- (- c_ULTIMATE.start_main_p4) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (< v_idx_201 c_ULTIMATE.start_main_p1) (= 0 (select |c_#memory_int| v_idx_201)) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_201)) (<= 0 (+ v_v_627_1 2)) (or (= v_v_617_1 (select |c_#valid| v_idx_197)) (<= c_ULTIMATE.start_main_p4 v_idx_197)) (or (= (select |c_#memory_int| v_idx_207) v_v_627_1) (< v_idx_207 c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_207)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 1)) (<= (+ c_ULTIMATE.start_main_p2 1) c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_main_p4) (or (< v_idx_199 (+ c_ULTIMATE.start_main_p4 1)) (= v_v_619_1 (select |c_#valid| v_idx_199))) (or (< v_idx_198 c_ULTIMATE.start_main_p4) (= 1 (select |c_#valid| v_idx_198)) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_198)) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_malloc_ptr) (<= v_v_627_1 0) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (= v_v_616_1 (select |c_old(#valid)| v_idx_196)) (<= (- v_v_627_1 (- v_v_627_1)) 0) (or (= v_v_622_1 (select |c_#memory_int| v_idx_202)) (<= c_ULTIMATE.start_main_p2 v_idx_202) (< v_idx_202 (+ c_ULTIMATE.start_main_p1 1))) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_malloc_ptr) (or (<= c_ULTIMATE.start_main_p4 v_idx_193) (= v_v_613_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_193))) (or (= v_v_628_1 (select |c_#memory_int| v_idx_208)) (< v_idx_208 (+ c_ULTIMATE.start_main_p4 1)))))))} [2019-01-18 14:51:38,798 WARN L228 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p4 := #memory_int[main_p4] - 1]; [2019-01-18 14:51:38,798 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (= |c_#memory_int_primed| (store |c_#memory_int| c_ULTIMATE.start_main_p4 (+ (select |c_#memory_int| c_ULTIMATE.start_main_p4) (- 1)))) [2019-01-18 14:51:38,799 WARN L230 ngHoareTripleChecker]: Post: {2147483636#(forall ((v_idx_225 Int) (v_idx_214 Int) (v_idx_226 Int) (v_idx_215 Int) (v_idx_223 Int) (v_idx_212 Int) (v_idx_224 Int) (v_idx_213 Int) (v_idx_218 Int) (v_idx_219 Int) (v_idx_216 Int) (v_idx_217 Int) (v_idx_221 Int) (v_idx_210 Int) (v_idx_222 Int) (v_idx_211 Int) (v_idx_220 Int)) (exists ((v_v_613_1 Int) (v_v_624_1 Int) (v_v_615_1 Int) (v_v_626_1 Int) (v_v_616_1 Int) (v_v_617_1 Int) (v_v_629_1 Int) (v_v_628_1 Int) (v_v_619_1 Int) (v_v_650_1 Int) (v_v_620_1 Int) (v_v_622_1 Int)) (and (or (< v_idx_225 c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_225) (= v_v_650_1 (select |c_#memory_int| v_idx_225))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (or (= (select |c_#memory_int| v_idx_223) 0) (< v_idx_223 c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_223)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 3)) (<= (+ v_v_650_1 1) 0) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_215) (= 1 (select |c_#valid| v_idx_215)) (< v_idx_215 c_ULTIMATE.start_main_p4)) (or (<= c_ULTIMATE.start_main_p4 v_idx_224) (< v_idx_224 (+ c_ULTIMATE.start_main_p3 1)) (= v_v_626_1 (select |c_#memory_int| v_idx_224))) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p4) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (or (< v_idx_221 c_ULTIMATE.start_main_p2) (= 0 (select |c_#memory_int| v_idx_221)) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_221)) (or (<= c_ULTIMATE.start_main_p1 v_idx_218) (= v_v_620_1 (select |c_#memory_int| v_idx_218))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p1 2) c_ULTIMATE.start_main_p3) (or (= v_v_617_1 (select |c_#valid| v_idx_214)) (<= c_ULTIMATE.start_main_p4 v_idx_214)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p3) (- 2)) (<= (- (- c_ULTIMATE.start_main_p4) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (= (select |c_#memory_int| v_idx_226) v_v_628_1) (< v_idx_226 (+ c_ULTIMATE.start_main_p4 1))) (or (= v_v_619_1 (select |c_#valid| v_idx_216)) (< v_idx_216 (+ c_ULTIMATE.start_main_p4 1))) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_211) (< v_idx_211 c_ULTIMATE.start_main_p4) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_211) 0)) (or (< v_idx_220 (+ c_ULTIMATE.start_main_p1 1)) (= v_v_622_1 (select |c_#memory_int| v_idx_220)) (<= c_ULTIMATE.start_main_p2 v_idx_220)) (<= (- v_v_650_1 (- v_v_650_1)) (- 2)) (<= (+ c_ULTIMATE.start_main_p2 1) c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_main_p4) (= v_v_629_1 (select |c_old(#memory_int)| v_idx_217)) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_malloc_ptr) (or (< v_idx_222 (+ c_ULTIMATE.start_main_p2 1)) (<= c_ULTIMATE.start_main_p3 v_idx_222) (= (select |c_#memory_int| v_idx_222) v_v_624_1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_malloc_ptr) (= v_v_616_1 (select |c_old(#valid)| v_idx_213)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (<= (- (- v_v_650_1) v_v_650_1) 6) (or (<= c_ULTIMATE.start_main_p4 v_idx_210) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_210) v_v_613_1)) (or (< v_idx_219 c_ULTIMATE.start_main_p1) (= 0 (select |c_#memory_int| v_idx_219)) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_219)) (<= 0 (+ v_v_650_1 3)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (or (= v_v_615_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_212)) (< v_idx_212 (+ c_ULTIMATE.start_main_p4 1))) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_malloc_ptr))))} [2019-01-18 14:51:38,799 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 14:51:39,498 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 14:51:39,498 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 14:51:42,452 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2019-01-18 14:51:42,455 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.handleInfeasibleCase(BaseRefinementStrategy.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:206) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:626) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:122) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:187) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:152) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.DebuggingHoareTripleChecker.toStringSimplified(DebuggingHoareTripleChecker.java:313) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.DebuggingHoareTripleChecker.logUnsoundness(DebuggingHoareTripleChecker.java:270) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.DebuggingHoareTripleChecker.checkValidity(DebuggingHoareTripleChecker.java:192) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.DebuggingHoareTripleChecker.checkValidity(DebuggingHoareTripleChecker.java:179) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.DebuggingHoareTripleChecker.checkInternal(DebuggingHoareTripleChecker.java:139) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.rcfg.RcfgDebugHelper.isPostSound(RcfgDebugHelper.java:80) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.rcfg.RcfgDebugHelper.isPostSound(RcfgDebugHelper.java:62) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.rcfg.RcfgDebugHelper.isPostSound(RcfgDebugHelper.java:1) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.assertIsPostSound(FixpointEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateAbstractPost(FixpointEngine.java:254) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateFixpoint(FixpointEngine.java:134) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.run(FixpointEngine.java:105) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.tool.AbstractInterpreter.runWithoutTimeoutAndResults(AbstractInterpreter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner.generateFixpoints(CegarAbsIntRunner.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.constructInterpolantGenerator(BaseTaipanRefinementStrategy.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.getInterpolantGenerator(BaseTaipanRefinementStrategy.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:380) ... 20 more Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 50 more [2019-01-18 14:51:42,459 INFO L168 Benchmark]: Toolchain (without parser) took 54909.43 ms. Allocated memory was 139.5 MB in the beginning and 605.0 MB in the end (delta: 465.6 MB). Free memory was 106.7 MB in the beginning and 436.5 MB in the end (delta: -329.8 MB). Peak memory consumption was 494.8 MB. Max. memory is 7.1 GB. [2019-01-18 14:51:42,461 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory is still 108.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-18 14:51:42,461 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.80 ms. Allocated memory is still 139.5 MB. Free memory was 106.7 MB in the beginning and 104.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-01-18 14:51:42,468 INFO L168 Benchmark]: Boogie Preprocessor took 24.69 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 103.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-01-18 14:51:42,469 INFO L168 Benchmark]: RCFGBuilder took 529.88 ms. Allocated memory is still 139.5 MB. Free memory was 103.0 MB in the beginning and 87.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. [2019-01-18 14:51:42,471 INFO L168 Benchmark]: TraceAbstraction took 54293.81 ms. Allocated memory was 139.5 MB in the beginning and 605.0 MB in the end (delta: 465.6 MB). Free memory was 87.6 MB in the beginning and 436.5 MB in the end (delta: -348.9 MB). Peak memory consumption was 475.7 MB. Max. memory is 7.1 GB. [2019-01-18 14:51:42,480 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 139.5 MB. Free memory is still 108.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 56.80 ms. Allocated memory is still 139.5 MB. Free memory was 106.7 MB in the beginning and 104.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 24.69 ms. Allocated memory is still 139.5 MB. Free memory was 104.3 MB in the beginning and 103.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 529.88 ms. Allocated memory is still 139.5 MB. Free memory was 103.0 MB in the beginning and 87.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 54293.81 ms. Allocated memory was 139.5 MB in the beginning and 605.0 MB in the end (delta: 465.6 MB). Free memory was 87.6 MB in the beginning and 436.5 MB in the end (delta: -348.9 MB). Peak memory consumption was 475.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...