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-5-limited.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b7bd044-m [2019-01-18 14:50:57,332 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-18 14:50:57,334 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-18 14:50:57,356 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-18 14:50:57,356 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-18 14:50:57,357 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-18 14:50:57,360 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-18 14:50:57,361 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-18 14:50:57,365 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-18 14:50:57,366 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-18 14:50:57,368 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-18 14:50:57,368 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-18 14:50:57,370 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-18 14:50:57,371 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-18 14:50:57,372 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-18 14:50:57,381 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-18 14:50:57,382 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-18 14:50:57,384 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-18 14:50:57,386 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-18 14:50:57,387 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-18 14:50:57,389 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-18 14:50:57,390 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-18 14:50:57,392 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-18 14:50:57,392 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-18 14:50:57,392 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-18 14:50:57,393 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-18 14:50:57,394 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-18 14:50:57,395 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-18 14:50:57,396 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-18 14:50:57,397 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-18 14:50:57,397 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-18 14:50:57,398 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-18 14:50:57,398 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-18 14:50:57,398 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-18 14:50:57,399 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-18 14:50:57,400 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-18 14:50:57,400 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 14:50:57,417 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-18 14:50:57,417 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-18 14:50:57,418 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-18 14:50:57,418 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-18 14:50:57,419 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-18 14:50:57,419 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-18 14:50:57,419 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-18 14:50:57,420 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-18 14:50:57,420 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-18 14:50:57,420 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-18 14:50:57,420 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-18 14:50:57,420 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-18 14:50:57,421 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-18 14:50:57,421 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-18 14:50:57,422 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-18 14:50:57,422 INFO L133 SettingsManager]: * Use SBE=true [2019-01-18 14:50:57,422 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-18 14:50:57,422 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-18 14:50:57,422 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-18 14:50:57,423 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-18 14:50:57,424 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-18 14:50:57,424 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-18 14:50:57,424 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-18 14:50:57,424 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-18 14:50:57,424 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-18 14:50:57,425 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-18 14:50:57,425 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-18 14:50:57,425 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-18 14:50:57,425 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-18 14:50:57,425 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-18 14:50:57,426 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-18 14:50:57,426 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-18 14:50:57,426 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-18 14:50:57,426 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-18 14:50:57,426 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-18 14:50:57,427 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-18 14:50:57,427 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-18 14:50:57,427 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-18 14:50:57,427 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-18 14:50:57,464 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-18 14:50:57,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-18 14:50:57,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-18 14:50:57,485 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-18 14:50:57,485 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-18 14:50:57,486 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-5-limited.bpl [2019-01-18 14:50:57,486 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-5-limited.bpl' [2019-01-18 14:50:57,535 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-18 14:50:57,537 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-18 14:50:57,538 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-18 14:50:57,538 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-18 14:50:57,538 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-18 14:50:57,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:57" (1/1) ... [2019-01-18 14:50:57,569 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:57" (1/1) ... [2019-01-18 14:50:57,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-18 14:50:57,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-18 14:50:57,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-18 14:50:57,598 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-18 14:50:57,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:57" (1/1) ... [2019-01-18 14:50:57,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:57" (1/1) ... [2019-01-18 14:50:57,613 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:57" (1/1) ... [2019-01-18 14:50:57,613 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:57" (1/1) ... [2019-01-18 14:50:57,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:57" (1/1) ... [2019-01-18 14:50:57,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:57" (1/1) ... [2019-01-18 14:50:57,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:57" (1/1) ... [2019-01-18 14:50:57,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-18 14:50:57,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-18 14:50:57,624 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-18 14:50:57,624 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-18 14:50:57,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:57" (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 14:50:57,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-18 14:50:57,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-18 14:50:58,330 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-18 14:50:58,331 INFO L286 CfgBuilder]: Removed 13 assue(true) statements. [2019-01-18 14:50:58,332 INFO L202 PluginConnector]: Adding new model speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 02:50:58 BoogieIcfgContainer [2019-01-18 14:50:58,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-18 14:50:58,334 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-18 14:50:58,334 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-18 14:50:58,337 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-18 14:50:58,338 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:50:57" (1/2) ... [2019-01-18 14:50:58,339 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b040d67 and model type speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 02:50:58, skipping insertion in model container [2019-01-18 14:50:58,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "speedup-poc-dd-5-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 02:50:58" (2/2) ... [2019-01-18 14:50:58,342 INFO L112 eAbstractionObserver]: Analyzing ICFG speedup-poc-dd-5-limited.bpl [2019-01-18 14:50:58,352 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-18 14:50:58,360 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2019-01-18 14:50:58,377 INFO L257 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-01-18 14:50:58,410 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-18 14:50:58,411 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-18 14:50:58,411 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-18 14:50:58,411 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-18 14:50:58,411 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-18 14:50:58,411 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-18 14:50:58,412 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-18 14:50:58,412 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-18 14:50:58,427 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states. [2019-01-18 14:50:58,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-01-18 14:50:58,434 INFO L394 BasicCegarLoop]: Found error trace [2019-01-18 14:50:58,435 INFO L402 BasicCegarLoop]: trace histogram [1, 1] [2019-01-18 14:50:58,438 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr3ASSERT_VIOLATIONASSERT]=== [2019-01-18 14:50:58,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-18 14:50:58,444 INFO L82 PathProgramCache]: Analyzing trace with hash 984, now seen corresponding path program 1 times [2019-01-18 14:50:58,446 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-01-18 14:50:58,495 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-18 14:50:58,495 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-18 14:50:58,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-18 14:50:58,496 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-01-18 14:50:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-18 14:50:58,658 INFO L273 TraceCheckUtils]: 0: Hoare triple {16#true} havoc main_p1, main_p2, main_p3, main_p4, main_p5;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;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_p5 := malloc_ptr;assume main_p1 < main_p2;assume main_p2 < main_p3;assume main_p3 < main_p4;assume main_p4 < main_p5;#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];#memory_int := #memory_int[main_p5 := 0]; {18#(= (select |#memory_int| ULTIMATE.start_main_p1) 0)} is VALID [2019-01-18 14:50:58,666 INFO L273 TraceCheckUtils]: 1: Hoare triple {18#(= (select |#memory_int| ULTIMATE.start_main_p1) 0)} assume !(#memory_int[main_p1] >= 0); {17#false} is VALID [2019-01-18 14:50:58,668 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 14:50:58,670 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-18 14:50:58,671 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-01-18 14:50:58,671 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-01-18 14:50:58,675 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2019-01-18 14:50:58,677 INFO L84 Accepts]: Finished accepts. word is accepted. [2019-01-18 14:50:58,680 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2019-01-18 14:50:58,709 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 14:50:58,710 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-18 14:50:58,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-18 14:50:58,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-18 14:50:58,721 INFO L87 Difference]: Start difference. First operand 13 states. Second operand 3 states. [2019-01-18 14:50:59,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-18 14:50:59,109 INFO L93 Difference]: Finished difference Result 25 states and 33 transitions. [2019-01-18 14:50:59,112 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-18 14:50:59,112 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2019-01-18 14:50:59,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-18 14:50:59,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-01-18 14:50:59,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 33 transitions. [2019-01-18 14:50:59,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-01-18 14:50:59,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 33 transitions. [2019-01-18 14:50:59,122 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 33 transitions. [2019-01-18 14:50:59,224 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-01-18 14:50:59,237 INFO L225 Difference]: With dead ends: 25 [2019-01-18 14:50:59,237 INFO L226 Difference]: Without dead ends: 20 [2019-01-18 14:50:59,241 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 14:50:59,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2019-01-18 14:50:59,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 12. [2019-01-18 14:50:59,314 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2019-01-18 14:50:59,315 INFO L82 GeneralOperation]: Start isEquivalent. First operand 20 states. Second operand 12 states. [2019-01-18 14:50:59,315 INFO L74 IsIncluded]: Start isIncluded. First operand 20 states. Second operand 12 states. [2019-01-18 14:50:59,316 INFO L87 Difference]: Start difference. First operand 20 states. Second operand 12 states. [2019-01-18 14:50:59,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-18 14:50:59,320 INFO L93 Difference]: Finished difference Result 20 states and 28 transitions. [2019-01-18 14:50:59,320 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2019-01-18 14:50:59,320 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-18 14:50:59,321 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-01-18 14:50:59,321 INFO L74 IsIncluded]: Start isIncluded. First operand 12 states. Second operand 20 states. [2019-01-18 14:50:59,321 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 20 states. [2019-01-18 14:50:59,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-18 14:50:59,324 INFO L93 Difference]: Finished difference Result 20 states and 28 transitions. [2019-01-18 14:50:59,324 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2019-01-18 14:50:59,325 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-18 14:50:59,325 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-01-18 14:50:59,325 INFO L88 GeneralOperation]: Finished isEquivalent. [2019-01-18 14:50:59,326 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2019-01-18 14:50:59,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2019-01-18 14:50:59,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 21 transitions. [2019-01-18 14:50:59,330 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 21 transitions. Word has length 2 [2019-01-18 14:50:59,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-18 14:50:59,330 INFO L480 AbstractCegarLoop]: Abstraction has 12 states and 21 transitions. [2019-01-18 14:50:59,331 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-18 14:50:59,331 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 21 transitions. [2019-01-18 14:50:59,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-01-18 14:50:59,332 INFO L394 BasicCegarLoop]: Found error trace [2019-01-18 14:50:59,332 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-01-18 14:50:59,332 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4ASSERT_VIOLATIONASSERT, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr3ASSERT_VIOLATIONASSERT]=== [2019-01-18 14:50:59,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-18 14:50:59,333 INFO L82 PathProgramCache]: Analyzing trace with hash 30372, now seen corresponding path program 1 times [2019-01-18 14:50:59,333 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-01-18 14:50:59,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-18 14:50:59,334 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-18 14:50:59,334 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-18 14:50:59,335 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-01-18 14:50:59,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-18 14:50:59,701 WARN L181 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 13 [2019-01-18 14:50:59,729 INFO L273 TraceCheckUtils]: 0: Hoare triple {102#true} havoc main_p1, main_p2, main_p3, main_p4, main_p5;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;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_p5 := malloc_ptr;assume main_p1 < main_p2;assume main_p2 < main_p3;assume main_p3 < main_p4;assume main_p4 < main_p5;#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];#memory_int := #memory_int[main_p5 := 0]; {104#(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 14:50:59,731 INFO L273 TraceCheckUtils]: 1: Hoare triple {104#(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]; {105#(= (select |#memory_int| ULTIMATE.start_main_p1) 0)} is VALID [2019-01-18 14:50:59,740 INFO L273 TraceCheckUtils]: 2: Hoare triple {105#(= (select |#memory_int| ULTIMATE.start_main_p1) 0)} assume !(#memory_int[main_p1] >= 0); {103#false} is VALID [2019-01-18 14:50:59,741 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 14:50:59,741 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-18 14:50:59,741 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-01-18 14:50:59,742 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 4 with the following transitions: [2019-01-18 14:50:59,744 INFO L207 CegarAbsIntRunner]: [0], [18], [23] [2019-01-18 14:50:59,797 INFO L148 AbstractInterpreter]: Using domain ArrayDomain [2019-01-18 14:50:59,797 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-18 14:51:05,284 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 14:51:05,285 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 14:51:05,285 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 14:51:05,286 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 14:51:05,287 WARN L224 ngHoareTripleChecker]: Pre: {2147483645#(forall ((v_idx_25 Int) (v_idx_36 Int) (v_idx_26 Int) (v_idx_37 Int) (v_idx_34 Int) (v_idx_35 Int) (v_idx_43 Int) (v_idx_32 Int) (v_idx_33 Int) (v_idx_41 Int) (v_idx_30 Int) (v_idx_42 Int) (v_idx_31 Int) (v_idx_40 Int) (v_idx_29 Int) (v_idx_27 Int) (v_idx_38 Int) (v_idx_28 Int) (v_idx_39 Int)) (exists ((v_v_55_1 Int) (v_v_67_1 Int) (v_v_46_1 Int) (v_v_69_1 Int) (v_v_58_1 Int) (v_v_52_1 Int) (v_v_64_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_61_1 Int) (v_v_4_1 Int) (v_v_48_1 Int)) (and (<= (- c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p5) (- 3)) (or (= (select |c_#memory_int| v_idx_43) v_v_69_1) (< v_idx_43 (+ c_ULTIMATE.start_malloc_ptr 1))) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p5) (or (< v_idx_30 c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_30) (= 1 (select |c_#valid| v_idx_30))) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (or (= (select |c_#memory_int| v_idx_34) 0) (< v_idx_34 c_ULTIMATE.start_main_p1) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_34)) (or (= (select |c_#memory_int| v_idx_39) v_v_64_1) (<= c_ULTIMATE.start_main_p4 v_idx_39) (< v_idx_39 (+ c_ULTIMATE.start_main_p3 1))) (<= (- (- c_ULTIMATE.start_main_p5) (- c_ULTIMATE.start_malloc_ptr)) 0) (<= (+ c_ULTIMATE.start_main_p1 2) c_ULTIMATE.start_main_p3) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p3) (- 2)) (or (= 0 (select |c_#memory_int| v_idx_38)) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_38) (< v_idx_38 c_ULTIMATE.start_main_p3)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p5) (- 2)) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (<= c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (- 1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 3)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_malloc_ptr) (or (<= c_ULTIMATE.start_main_p1 v_idx_33) (= (select |c_#memory_int| v_idx_33) v_v_55_1)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p5) (- 4)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_32)) (or (< v_idx_40 c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_40) (= 0 (select |c_#memory_int| v_idx_40))) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_27) v_v_48_1) (< v_idx_27 (+ c_ULTIMATE.start_malloc_ptr 1))) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_main_p5) (- 1)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 4)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_malloc_ptr) (or (< v_idx_26 c_ULTIMATE.start_main_p5) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_26) 0) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_26)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_36) (< v_idx_36 c_ULTIMATE.start_main_p2) (= (select |c_#memory_int| v_idx_36) 0)) (or (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_42) (< v_idx_42 c_ULTIMATE.start_main_p5) (= 0 (select |c_#memory_int| v_idx_42))) (or (< v_idx_31 (+ c_ULTIMATE.start_malloc_ptr 1)) (= (select |c_#valid| v_idx_31) v_v_54_1)) (or (<= c_ULTIMATE.start_main_p5 v_idx_29) (= (select |c_#valid| v_idx_29) v_v_52_1)) (or (< v_idx_37 (+ c_ULTIMATE.start_main_p2 1)) (= (select |c_#memory_int| v_idx_37) v_v_61_1) (<= c_ULTIMATE.start_main_p3 v_idx_37)) (= (select |c_old(#valid)| v_idx_28) v_v_2_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_41 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_#memory_int| v_idx_41) v_v_67_1) (<= c_ULTIMATE.start_main_p5 v_idx_41)) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_malloc_ptr) (or (< v_idx_35 (+ c_ULTIMATE.start_main_p1 1)) (<= c_ULTIMATE.start_main_p2 v_idx_35) (= (select |c_#memory_int| v_idx_35) v_v_58_1)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (or (<= c_ULTIMATE.start_main_p5 v_idx_25) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_25) v_v_46_1)))))} [2019-01-18 14:51:05,287 WARN L228 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p4 := #memory_int[main_p4] - 1]; [2019-01-18 14:51:05,288 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 14:51:05,288 WARN L230 ngHoareTripleChecker]: Post: {2147483644#(forall ((v_idx_47 Int) (v_idx_58 Int) (v_idx_48 Int) (v_idx_59 Int) (v_idx_45 Int) (v_idx_56 Int) (v_idx_46 Int) (v_idx_57 Int) (v_idx_54 Int) (v_idx_44 Int) (v_idx_55 Int) (v_idx_52 Int) (v_idx_53 Int) (v_idx_61 Int) (v_idx_50 Int) (v_idx_62 Int) (v_idx_51 Int) (v_idx_60 Int) (v_idx_49 Int)) (exists ((v_v_55_1 Int) (v_v_46_1 Int) (v_v_67_1 Int) (v_v_58_1 Int) (v_v_69_1 Int) (v_v_52_1 Int) (v_v_64_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_61_1 Int) (v_v_4_1 Int) (v_v_48_1 Int)) (and (<= (- c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p5) (- 3)) (or (< v_idx_50 (+ c_ULTIMATE.start_malloc_ptr 1)) (= v_v_54_1 (select |c_#valid| v_idx_50))) (or (= (select |c_#valid| v_idx_49) 1) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_49) (< v_idx_49 c_ULTIMATE.start_main_p5)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_51)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (or (= v_v_58_1 (select |c_#memory_int| v_idx_54)) (<= c_ULTIMATE.start_main_p2 v_idx_54) (< v_idx_54 (+ c_ULTIMATE.start_main_p1 1))) (or (= (select |c_#memory_int| v_idx_53) 0) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_53) (< v_idx_53 c_ULTIMATE.start_main_p1)) (<= (- (- c_ULTIMATE.start_main_p5) (- c_ULTIMATE.start_malloc_ptr)) 0) (<= (+ 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_p5 v_idx_44) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_44) v_v_46_1)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p5) (- 2)) (or (= (select |c_#memory_int| v_idx_60) v_v_67_1) (<= c_ULTIMATE.start_main_p5 v_idx_60) (< v_idx_60 (+ c_ULTIMATE.start_main_p4 1))) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_main_p5) (or (= (select |c_#memory_int| v_idx_58) v_v_64_1) (< v_idx_58 (+ c_ULTIMATE.start_main_p3 1)) (<= c_ULTIMATE.start_main_p4 v_idx_58)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (<= c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (= v_v_61_1 (select |c_#memory_int| v_idx_56)) (< v_idx_56 (+ c_ULTIMATE.start_main_p2 1)) (<= c_ULTIMATE.start_main_p3 v_idx_56)) (= v_v_2_1 (select |c_old(#valid)| v_idx_47)) (or (= (select |c_#valid| v_idx_48) v_v_52_1) (<= c_ULTIMATE.start_main_p5 v_idx_48)) (or (= (select |c_#memory_int| v_idx_52) v_v_55_1) (<= c_ULTIMATE.start_main_p1 v_idx_52)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 3)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_malloc_ptr) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_55) (< v_idx_55 c_ULTIMATE.start_main_p2) (= (select |c_#memory_int| v_idx_55) 0)) (or (< v_idx_45 c_ULTIMATE.start_main_p5) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_45) 0) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_45)) (or (= v_v_69_1 (select |c_#memory_int| v_idx_62)) (< v_idx_62 (+ c_ULTIMATE.start_malloc_ptr 1))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p5) (- 4)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (or (< v_idx_59 c_ULTIMATE.start_main_p4) (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_59) (= (select |c_#memory_int| v_idx_59) (- 1))) (or (< v_idx_46 (+ c_ULTIMATE.start_malloc_ptr 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_46) v_v_48_1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_main_p5) (- 1)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 4)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_malloc_ptr) (or (< v_idx_57 c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_57) (= (select |c_#memory_int| v_idx_57) 0)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_main_p1 3) 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_main_p4) (or (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_61) (< v_idx_61 c_ULTIMATE.start_main_p5) (= (select |c_#memory_int| v_idx_61) 0)) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2))))} [2019-01-18 14:51:05,289 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 14:51:05,980 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 14:51:05,980 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 14:51:06,368 WARN L270 ngHoareTripleChecker]: Pre: {2147483645#(and (<= (- ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 3)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p5) (- 3)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_malloc_ptr) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p5) (- 4)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (forall ((v_idx_34 Int)) (or (= (select |#memory_int| v_idx_34) 0) (< v_idx_34 ULTIMATE.start_main_p1) (<= (+ ULTIMATE.start_main_p1 1) v_idx_34))) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (- 1)) (forall ((v_idx_40 Int)) (or (< v_idx_40 ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p4 1) v_idx_40) (= 0 (select |#memory_int| v_idx_40)))) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 4)) (forall ((v_idx_30 Int)) (or (< v_idx_30 ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_30) (= 1 (select |#valid| v_idx_30)))) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_main_p5) (forall ((v_idx_36 Int)) (or (<= (+ ULTIMATE.start_main_p2 1) v_idx_36) (< v_idx_36 ULTIMATE.start_main_p2) (= (select |#memory_int| v_idx_36) 0))) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (<= (- (- ULTIMATE.start_main_p5) (- ULTIMATE.start_malloc_ptr)) 0) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (forall ((v_idx_26 Int)) (or (< v_idx_26 ULTIMATE.start_main_p5) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_26) 0) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_26))) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p5) (- 2)) (forall ((v_idx_42 Int)) (or (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_42) (< v_idx_42 ULTIMATE.start_main_p5) (= 0 (select |#memory_int| v_idx_42)))) (forall ((v_idx_38 Int)) (or (= 0 (select |#memory_int| v_idx_38)) (<= (+ ULTIMATE.start_main_p3 1) v_idx_38) (< v_idx_38 ULTIMATE.start_main_p3))) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 2)) (<= ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (- 1)))} [2019-01-18 14:51:06,368 WARN L274 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p4 := #memory_int[main_p4] - 1]; [2019-01-18 14:51:06,369 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 14:51:06,812 WARN L276 ngHoareTripleChecker]: Post: {2147483644#(and (<= (- ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 3)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p5) (- 3)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_malloc_ptr) (forall ((v_idx_55 Int)) (or (<= (+ ULTIMATE.start_main_p2 1) v_idx_55) (< v_idx_55 ULTIMATE.start_main_p2) (= (select |#memory_int| v_idx_55) 0))) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p5) (- 4)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (forall ((v_idx_59 Int)) (or (< v_idx_59 ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p4 1) v_idx_59) (= (select |#memory_int| v_idx_59) (- 1)))) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (- 1)) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_main_p5) (forall ((v_idx_49 Int)) (or (= (select |#valid| v_idx_49) 1) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_49) (< v_idx_49 ULTIMATE.start_main_p5))) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 4)) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (<= (- (- ULTIMATE.start_main_p5) (- ULTIMATE.start_malloc_ptr)) 0) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p5) (- 2)) (forall ((v_idx_53 Int)) (or (= (select |#memory_int| v_idx_53) 0) (<= (+ ULTIMATE.start_main_p1 1) v_idx_53) (< v_idx_53 ULTIMATE.start_main_p1))) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (forall ((v_idx_57 Int)) (or (< v_idx_57 ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p3 1) v_idx_57) (= (select |#memory_int| v_idx_57) 0))) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_main_p5) (forall ((v_idx_61 Int)) (or (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_61) (< v_idx_61 ULTIMATE.start_main_p5) (= (select |#memory_int| v_idx_61) 0))) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 2)) (<= ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (- 1)) (forall ((v_idx_45 Int)) (or (< v_idx_45 ULTIMATE.start_main_p5) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_45) 0) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_45))))} [2019-01-18 14:51:10,626 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 14:51:10,627 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 14:51:10,627 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 14:51:10,628 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 14:51:10,628 WARN L224 ngHoareTripleChecker]: Pre: {2147483643#(forall ((v_idx_69 Int) (v_idx_67 Int) (v_idx_78 Int) (v_idx_68 Int) (v_idx_79 Int) (v_idx_65 Int) (v_idx_76 Int) (v_idx_66 Int) (v_idx_77 Int) (v_idx_63 Int) (v_idx_74 Int) (v_idx_64 Int) (v_idx_75 Int) (v_idx_72 Int) (v_idx_73 Int) (v_idx_81 Int) (v_idx_70 Int) (v_idx_71 Int) (v_idx_80 Int)) (exists ((v_v_55_1 Int) (v_v_67_1 Int) (v_v_46_1 Int) (v_v_69_1 Int) (v_v_58_1 Int) (v_v_52_1 Int) (v_v_64_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_61_1 Int) (v_v_4_1 Int) (v_v_48_1 Int)) (and (<= (- c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) 0) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_70)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p5) (- 3)) (or (< v_idx_65 (+ c_ULTIMATE.start_malloc_ptr 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_65) v_v_48_1)) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_78) (< v_idx_78 c_ULTIMATE.start_main_p4) (= (select |c_#memory_int| v_idx_78) 0)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_74) (< v_idx_74 c_ULTIMATE.start_main_p2) (= (select |c_#memory_int| v_idx_74) 0)) (<= (- (- c_ULTIMATE.start_main_p5) (- c_ULTIMATE.start_malloc_ptr)) 0) (<= (+ c_ULTIMATE.start_main_p1 2) c_ULTIMATE.start_main_p3) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p3) (- 2)) (or (= 0 (select |c_#memory_int| v_idx_80)) (< v_idx_80 c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_80)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p5) (- 2)) (or (<= c_ULTIMATE.start_main_p5 v_idx_79) (< v_idx_79 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_#memory_int| v_idx_79) v_v_67_1)) (or (< v_idx_69 (+ c_ULTIMATE.start_malloc_ptr 1)) (= (select |c_#valid| v_idx_69) v_v_54_1)) (or (= (select |c_#memory_int| v_idx_76) 0) (< v_idx_76 c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_76)) (or (= (select |c_#memory_int| v_idx_75) v_v_61_1) (< v_idx_75 (+ c_ULTIMATE.start_main_p2 1)) (<= c_ULTIMATE.start_main_p3 v_idx_75)) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (or (= 1 (select |c_#valid| v_idx_68)) (< v_idx_68 c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_68)) (or (= (select |c_#memory_int| v_idx_81) v_v_69_1) (< v_idx_81 (+ c_ULTIMATE.start_malloc_ptr 1))) (<= c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (- 1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 3)) (or (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_72) (< v_idx_72 c_ULTIMATE.start_main_p1) (= 0 (select |c_#memory_int| v_idx_72))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_malloc_ptr) (or (<= c_ULTIMATE.start_main_p1 v_idx_71) (= v_v_55_1 (select |c_#memory_int| v_idx_71))) (or (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_64) (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_64)) (< v_idx_64 c_ULTIMATE.start_main_p5)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p5) (- 4)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_main_p5) (- 1)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 4)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_malloc_ptr) (or (= (select |c_#valid| v_idx_67) v_v_52_1) (<= c_ULTIMATE.start_main_p5 v_idx_67)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (or (<= c_ULTIMATE.start_main_p2 v_idx_73) (= (select |c_#memory_int| v_idx_73) v_v_58_1) (< v_idx_73 (+ c_ULTIMATE.start_main_p1 1))) (or (<= c_ULTIMATE.start_main_p5 v_idx_63) (= v_v_46_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_63))) (<= (+ 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_77 (+ c_ULTIMATE.start_main_p3 1)) (<= c_ULTIMATE.start_main_p4 v_idx_77) (= (select |c_#memory_int| v_idx_77) v_v_64_1)) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_malloc_ptr) (= (select |c_old(#valid)| v_idx_66) v_v_2_1) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2))))} [2019-01-18 14:51:10,628 WARN L228 ngHoareTripleChecker]: Action: assume !(#memory_int[main_p1] >= 0); [2019-01-18 14:51:10,629 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (<= 0 (select |c_#memory_int| c_ULTIMATE.start_main_p1))) [2019-01-18 14:51:10,629 WARN L230 ngHoareTripleChecker]: Post: {2147483642#false} [2019-01-18 14:51:10,629 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 14:51:10,996 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 14:51:10,996 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 14:51:11,255 WARN L270 ngHoareTripleChecker]: Pre: {2147483643#(and (<= (- ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 3)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p5) (- 3)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_malloc_ptr) (forall ((v_idx_72 Int)) (or (<= (+ ULTIMATE.start_main_p1 1) v_idx_72) (< v_idx_72 ULTIMATE.start_main_p1) (= 0 (select |#memory_int| v_idx_72)))) (forall ((v_idx_74 Int)) (or (<= (+ ULTIMATE.start_main_p2 1) v_idx_74) (< v_idx_74 ULTIMATE.start_main_p2) (= (select |#memory_int| v_idx_74) 0))) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p5) (- 4)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (- 1)) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 4)) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (forall ((v_idx_68 Int)) (or (= 1 (select |#valid| v_idx_68)) (< v_idx_68 ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_68))) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (<= (- (- ULTIMATE.start_main_p5) (- ULTIMATE.start_malloc_ptr)) 0) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p5) (- 2)) (forall ((v_idx_78 Int)) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_78) (< v_idx_78 ULTIMATE.start_main_p4) (= (select |#memory_int| v_idx_78) 0))) (forall ((v_idx_80 Int)) (or (= 0 (select |#memory_int| v_idx_80)) (< v_idx_80 ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_80))) (forall ((v_idx_76 Int)) (or (= (select |#memory_int| v_idx_76) 0) (< v_idx_76 ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p3 1) v_idx_76))) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (forall ((v_idx_64 Int)) (or (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_64) (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_64)) (< v_idx_64 ULTIMATE.start_main_p5))) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 2)) (<= ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (- 1)))} [2019-01-18 14:51:11,255 WARN L274 ngHoareTripleChecker]: Action: assume !(#memory_int[main_p1] >= 0); [2019-01-18 14:51:11,256 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (<= 0 (select |c_#memory_int| c_ULTIMATE.start_main_p1))) [2019-01-18 14:51:11,257 WARN L276 ngHoareTripleChecker]: Post: {2147483642#false} [2019-01-18 14:51:17,879 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 14:51:17,880 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 14:51:17,880 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 14:51:17,880 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 14:51:17,881 WARN L224 ngHoareTripleChecker]: Pre: {2147483641#(or (forall ((v_idx_104 Int) (v_idx_115 Int) (v_idx_105 Int) (v_idx_116 Int) (v_idx_102 Int) (v_idx_113 Int) (v_idx_103 Int) (v_idx_114 Int) (v_idx_108 Int) (v_idx_119 Int) (v_idx_109 Int) (v_idx_106 Int) (v_idx_117 Int) (v_idx_107 Int) (v_idx_118 Int) (v_idx_111 Int) (v_idx_101 Int) (v_idx_112 Int) (v_idx_110 Int)) (exists ((v_v_55_1 Int) (v_v_67_1 Int) (v_v_46_1 Int) (v_v_69_1 Int) (v_v_58_1 Int) (v_v_52_1 Int) (v_v_64_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_61_1 Int) (v_v_4_1 Int) (v_v_48_1 Int)) (and (<= (- c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p5) (- 3)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (or (<= c_ULTIMATE.start_main_p3 v_idx_113) (= (select |c_#memory_int| v_idx_113) v_v_61_1) (< v_idx_113 (+ c_ULTIMATE.start_main_p2 1))) (<= (- (- c_ULTIMATE.start_main_p5) (- c_ULTIMATE.start_malloc_ptr)) 0) (<= (+ c_ULTIMATE.start_main_p1 2) c_ULTIMATE.start_main_p3) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p3) (- 2)) (or (= (select |c_#memory_int| v_idx_114) 0) (< v_idx_114 c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_114)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p5) (- 2)) (or (= (select |c_#memory_int| v_idx_109) v_v_55_1) (<= c_ULTIMATE.start_main_p1 v_idx_109)) (or (< v_idx_102 c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_102) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_102) 0)) (or (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_118) (< v_idx_118 c_ULTIMATE.start_main_p5) (= (select |c_#memory_int| v_idx_118) 0)) (or (< v_idx_106 c_ULTIMATE.start_main_p5) (= 1 (select |c_#valid| v_idx_106)) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_106)) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (<= c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (< v_idx_103 (+ c_ULTIMATE.start_malloc_ptr 1)) (= v_v_48_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_103))) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 3)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (or (= (select |c_#memory_int| v_idx_112) 0) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_112) (< v_idx_112 c_ULTIMATE.start_main_p2)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p5) (- 4)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_main_p5) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_116) (< v_idx_116 c_ULTIMATE.start_main_p4) (= (select |c_#memory_int| v_idx_116) (- 1))) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_main_p5) (- 1)) (or (= v_v_64_1 (select |c_#memory_int| v_idx_115)) (<= c_ULTIMATE.start_main_p4 v_idx_115) (< v_idx_115 (+ c_ULTIMATE.start_main_p3 1))) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 4)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_malloc_ptr) (or (= (select |c_#memory_int| v_idx_119) v_v_69_1) (< v_idx_119 (+ c_ULTIMATE.start_malloc_ptr 1))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (or (<= c_ULTIMATE.start_main_p2 v_idx_111) (= v_v_58_1 (select |c_#memory_int| v_idx_111)) (< v_idx_111 (+ c_ULTIMATE.start_main_p1 1))) (or (<= c_ULTIMATE.start_main_p5 v_idx_105) (= v_v_52_1 (select |c_#valid| v_idx_105))) (or (<= c_ULTIMATE.start_main_p5 v_idx_117) (< v_idx_117 (+ c_ULTIMATE.start_main_p4 1)) (= (select |c_#memory_int| v_idx_117) v_v_67_1)) (or (= v_v_54_1 (select |c_#valid| v_idx_107)) (< v_idx_107 (+ c_ULTIMATE.start_malloc_ptr 1))) (= v_v_2_1 (select |c_old(#valid)| v_idx_104)) (<= (+ c_ULTIMATE.start_main_p2 1) c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_main_p4) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_108)) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (or (<= c_ULTIMATE.start_main_p5 v_idx_101) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_101) v_v_46_1)) (or (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_110) (= (select |c_#memory_int| v_idx_110) 0) (< v_idx_110 c_ULTIMATE.start_main_p1))))) (forall ((v_idx_89 Int) (v_idx_87 Int) (v_idx_98 Int) (v_idx_88 Int) (v_idx_99 Int) (v_idx_85 Int) (v_idx_96 Int) (v_idx_86 Int) (v_idx_97 Int) (v_idx_83 Int) (v_idx_94 Int) (v_idx_84 Int) (v_idx_95 Int) (v_idx_92 Int) (v_idx_82 Int) (v_idx_93 Int) (v_idx_90 Int) (v_idx_91 Int) (v_idx_100 Int)) (exists ((v_v_55_1 Int) (v_v_67_1 Int) (v_v_46_1 Int) (v_v_69_1 Int) (v_v_58_1 Int) (v_v_52_1 Int) (v_v_64_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_61_1 Int) (v_v_4_1 Int) (v_v_48_1 Int)) (and (<= (- c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p5) (- 3)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p5) (or (<= c_ULTIMATE.start_main_p4 v_idx_96) (= (select |c_#memory_int| v_idx_96) v_v_64_1) (< v_idx_96 (+ c_ULTIMATE.start_main_p3 1))) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_84) v_v_48_1) (< v_idx_84 (+ c_ULTIMATE.start_malloc_ptr 1))) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_97) (= 0 (select |c_#memory_int| v_idx_97)) (< v_idx_97 c_ULTIMATE.start_main_p4)) (or (= (select |c_#memory_int| v_idx_100) v_v_69_1) (< v_idx_100 (+ c_ULTIMATE.start_malloc_ptr 1))) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_93) (< v_idx_93 c_ULTIMATE.start_main_p2) (= 0 (select |c_#memory_int| v_idx_93))) (or (= (select |c_#valid| v_idx_88) v_v_54_1) (< v_idx_88 (+ c_ULTIMATE.start_malloc_ptr 1))) (<= (- (- c_ULTIMATE.start_main_p5) (- c_ULTIMATE.start_malloc_ptr)) 0) (<= (+ 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_95 c_ULTIMATE.start_main_p3) (= 0 (select |c_#memory_int| v_idx_95)) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_95)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p5) (- 2)) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (<= c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_83)) (< v_idx_83 c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_83)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 3)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p5) (- 4)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_main_p5) (- 1)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 4)) (or (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_91) (< v_idx_91 c_ULTIMATE.start_main_p1) (= 0 (select |c_#memory_int| v_idx_91))) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (or (< v_idx_98 (+ c_ULTIMATE.start_main_p4 1)) (<= c_ULTIMATE.start_main_p5 v_idx_98) (= (select |c_#memory_int| v_idx_98) v_v_67_1)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (= v_v_2_1 (select |c_old(#valid)| v_idx_85)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_89)) (or (= (select |c_#memory_int| v_idx_90) v_v_55_1) (<= c_ULTIMATE.start_main_p1 v_idx_90)) (or (= 0 (select |c_#memory_int| v_idx_99)) (< v_idx_99 c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_99)) (or (<= c_ULTIMATE.start_main_p5 v_idx_82) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_82) v_v_46_1)) (or (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_87) (< v_idx_87 c_ULTIMATE.start_main_p5) (= (select |c_#valid| v_idx_87) 1)) (<= (+ c_ULTIMATE.start_main_p2 1) c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p2 2) c_ULTIMATE.start_main_p4) (or (<= c_ULTIMATE.start_main_p2 v_idx_92) (= (select |c_#memory_int| v_idx_92) v_v_58_1) (< v_idx_92 (+ c_ULTIMATE.start_main_p1 1))) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_malloc_ptr) (or (= (select |c_#valid| v_idx_86) v_v_52_1) (<= c_ULTIMATE.start_main_p5 v_idx_86)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (or (< v_idx_94 (+ c_ULTIMATE.start_main_p2 1)) (<= c_ULTIMATE.start_main_p3 v_idx_94) (= (select |c_#memory_int| v_idx_94) v_v_61_1))))))} [2019-01-18 14:51:17,881 WARN L228 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p4 := #memory_int[main_p4] - 1]; [2019-01-18 14:51:17,882 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 14:51:17,882 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_124 Int) (v_idx_135 Int) (v_idx_125 Int) (v_idx_136 Int) (v_idx_128 Int) (v_idx_129 Int) (v_idx_130 Int) (v_idx_122 Int) (v_idx_133 Int) (v_idx_123 Int) (v_idx_134 Int) (v_idx_120 Int) (v_idx_131 Int) (v_idx_121 Int) (v_idx_132 Int)) (exists ((v_v_55_1 Int) (v_v_67_1 Int) (v_v_46_1 Int) (v_v_69_1 Int) (v_v_58_1 Int) (v_v_52_1 Int) (v_v_64_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_61_1 Int) (v_v_4_1 Int) (v_v_48_1 Int)) (and (<= (- c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p5) (- 3)) (= (select |c_old(#valid)| v_idx_123) v_v_2_1) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p5) (or (= (select |c_#memory_int| v_idx_138) v_v_69_1) (< v_idx_138 (+ c_ULTIMATE.start_malloc_ptr 1))) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (or (= (select |c_#memory_int| v_idx_136) v_v_67_1) (< v_idx_136 (+ c_ULTIMATE.start_main_p4 1)) (<= c_ULTIMATE.start_main_p5 v_idx_136)) (or (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_121)) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_121) (< v_idx_121 c_ULTIMATE.start_main_p5)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_127)) (or (= v_v_54_1 (select |c_#valid| v_idx_126)) (< v_idx_126 (+ c_ULTIMATE.start_malloc_ptr 1))) (or (< v_idx_131 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_131) (= (select |c_#memory_int| v_idx_131) 0)) (<= (- (- c_ULTIMATE.start_main_p5) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (= v_v_46_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_120)) (<= c_ULTIMATE.start_main_p5 v_idx_120)) (<= (+ 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_p3 c_ULTIMATE.start_main_p5) (- 2)) (or (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_137) (< v_idx_137 c_ULTIMATE.start_main_p5) (= (select |c_#memory_int| v_idx_137) 0)) (or (= 0 (select |c_#memory_int| v_idx_129)) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_129) (< v_idx_129 c_ULTIMATE.start_main_p1)) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_main_p5) (or (= (select |c_#memory_int| v_idx_128) v_v_55_1) (<= c_ULTIMATE.start_main_p1 v_idx_128)) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (<= c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) (or (< v_idx_122 (+ c_ULTIMATE.start_malloc_ptr 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_122) v_v_48_1)) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (- 1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 3)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p5) (- 4)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_main_p5) (or (< v_idx_134 (+ c_ULTIMATE.start_main_p3 1)) (= (select |c_#memory_int| v_idx_134) v_v_64_1) (<= c_ULTIMATE.start_main_p4 v_idx_134)) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_main_p5) (- 1)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_main_p5) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_135) (= (select |c_#memory_int| v_idx_135) (- 1)) (< v_idx_135 c_ULTIMATE.start_main_p4)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 4)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_malloc_ptr) (or (= (select |c_#memory_int| v_idx_133) 0) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_133) (< v_idx_133 c_ULTIMATE.start_main_p3)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (or (<= c_ULTIMATE.start_main_p5 v_idx_124) (= v_v_52_1 (select |c_#valid| v_idx_124))) (or (= (select |c_#memory_int| v_idx_130) v_v_58_1) (<= c_ULTIMATE.start_main_p2 v_idx_130) (< v_idx_130 (+ c_ULTIMATE.start_main_p1 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_p1 4) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (or (< v_idx_125 c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_125) (= 1 (select |c_#valid| v_idx_125))) (or (= (select |c_#memory_int| v_idx_132) v_v_61_1) (<= c_ULTIMATE.start_main_p3 v_idx_132) (< v_idx_132 (+ c_ULTIMATE.start_main_p2 1)))))) (forall ((v_idx_148 Int) (v_idx_149 Int) (v_idx_146 Int) (v_idx_157 Int) (v_idx_147 Int) (v_idx_139 Int) (v_idx_140 Int) (v_idx_151 Int) (v_idx_141 Int) (v_idx_152 Int) (v_idx_150 Int) (v_idx_144 Int) (v_idx_155 Int) (v_idx_145 Int) (v_idx_156 Int) (v_idx_142 Int) (v_idx_153 Int) (v_idx_143 Int) (v_idx_154 Int)) (exists ((v_v_55_1 Int) (v_v_67_1 Int) (v_v_46_1 Int) (v_v_58_1 Int) (v_v_69_1 Int) (v_v_52_1 Int) (v_v_64_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_61_1 Int) (v_v_4_1 Int) (v_v_48_1 Int)) (and (<= (- c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p5) (- 3)) (or (< v_idx_141 (+ c_ULTIMATE.start_malloc_ptr 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_141) v_v_48_1)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p5) (or (< v_idx_145 (+ c_ULTIMATE.start_malloc_ptr 1)) (= v_v_54_1 (select |c_#valid| v_idx_145))) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p3) (- 1)) (or (= (select |c_#memory_int| v_idx_150) 0) (< v_idx_150 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_150)) (or (= (select |c_#memory_int| v_idx_152) 0) (< v_idx_152 c_ULTIMATE.start_main_p3) (<= (+ c_ULTIMATE.start_main_p3 1) v_idx_152)) (or (= (select |c_#memory_int| v_idx_148) 0) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_148) (< v_idx_148 c_ULTIMATE.start_main_p1)) (<= (- (- c_ULTIMATE.start_main_p5) (- c_ULTIMATE.start_malloc_ptr)) 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_p3 c_ULTIMATE.start_main_p5) (- 2)) (or (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_140)) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_140) (< v_idx_140 c_ULTIMATE.start_main_p5)) (or (< v_idx_156 c_ULTIMATE.start_main_p5) (= (select |c_#memory_int| v_idx_156) 0) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_156)) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_main_p5) (<= (+ c_ULTIMATE.start_main_p3 1) c_ULTIMATE.start_main_p4) (or (= (select |c_#memory_int| v_idx_153) v_v_64_1) (< v_idx_153 (+ c_ULTIMATE.start_main_p3 1)) (<= c_ULTIMATE.start_main_p4 v_idx_153)) (<= c_ULTIMATE.start_main_p5 c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (<= (+ c_ULTIMATE.start_main_p4 1) v_idx_154) (< v_idx_154 c_ULTIMATE.start_main_p4) (= (select |c_#memory_int| v_idx_154) (- 2))) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (- 3)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p4) (- 3)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_malloc_ptr) (or (< v_idx_155 (+ c_ULTIMATE.start_main_p4 1)) (= v_v_67_1 (select |c_#memory_int| v_idx_155)) (<= c_ULTIMATE.start_main_p5 v_idx_155)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p5) (- 4)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_main_p4) (- 1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_main_p4) (- 2)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_146)) (<= (+ c_ULTIMATE.start_main_p4 1) c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p4 c_ULTIMATE.start_main_p5) (- 1)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_main_p5) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 4)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= (+ c_ULTIMATE.start_main_p3 2) c_ULTIMATE.start_main_p5) (or (<= c_ULTIMATE.start_main_p5 v_idx_143) (= v_v_52_1 (select |c_#valid| v_idx_143))) (or (< v_idx_151 (+ c_ULTIMATE.start_main_p2 1)) (= (select |c_#memory_int| v_idx_151) v_v_61_1) (<= c_ULTIMATE.start_main_p3 v_idx_151)) (<= (+ c_ULTIMATE.start_main_p1 3) c_ULTIMATE.start_main_p4) (or (= (select |c_#memory_int| v_idx_149) v_v_58_1) (<= c_ULTIMATE.start_main_p2 v_idx_149) (< v_idx_149 (+ c_ULTIMATE.start_main_p1 1))) (or (= 1 (select |c_#valid| v_idx_144)) (<= (+ c_ULTIMATE.start_malloc_ptr 1) v_idx_144) (< v_idx_144 c_ULTIMATE.start_main_p5)) (= v_v_2_1 (select |c_old(#valid)| v_idx_142)) (<= (+ 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_157 (+ c_ULTIMATE.start_malloc_ptr 1)) (= (select |c_#memory_int| v_idx_157) v_v_69_1)) (<= (+ c_ULTIMATE.start_main_p1 4) c_ULTIMATE.start_malloc_ptr) (or (= (select |c_#memory_int| v_idx_147) v_v_55_1) (<= c_ULTIMATE.start_main_p1 v_idx_147)) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_139) v_v_46_1) (<= c_ULTIMATE.start_main_p5 v_idx_139)) (<= (- c_ULTIMATE.start_main_p3 c_ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ c_ULTIMATE.start_main_p2 3) c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2)))))} [2019-01-18 14:51:17,882 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 14:51:18,531 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 14:51:18,532 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 14:51:26,781 WARN L181 SmtUtils]: Spent 8.25 s on a formula simplification that was a NOOP. DAG size: 304 [2019-01-18 14:51:26,782 WARN L270 ngHoareTripleChecker]: Pre: {2147483641#(or (forall ((v_idx_104 Int) (v_idx_115 Int) (v_idx_105 Int) (v_idx_116 Int) (v_idx_102 Int) (v_idx_113 Int) (v_idx_103 Int) (v_idx_114 Int) (v_idx_108 Int) (v_idx_119 Int) (v_idx_109 Int) (v_idx_106 Int) (v_idx_117 Int) (v_idx_107 Int) (v_idx_118 Int) (v_idx_111 Int) (v_idx_101 Int) (v_idx_112 Int) (v_idx_110 Int)) (exists ((v_v_55_1 Int) (v_v_67_1 Int) (v_v_46_1 Int) (v_v_69_1 Int) (v_v_58_1 Int) (v_v_52_1 Int) (v_v_64_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_61_1 Int) (v_v_4_1 Int) (v_v_48_1 Int)) (and (<= (- ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p5) (- 3)) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (or (<= ULTIMATE.start_main_p3 v_idx_113) (= (select |#memory_int| v_idx_113) v_v_61_1) (< v_idx_113 (+ ULTIMATE.start_main_p2 1))) (<= (- (- ULTIMATE.start_main_p5) (- ULTIMATE.start_malloc_ptr)) 0) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (or (= (select |#memory_int| v_idx_114) 0) (< v_idx_114 ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p3 1) v_idx_114)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p5) (- 2)) (or (= (select |#memory_int| v_idx_109) v_v_55_1) (<= ULTIMATE.start_main_p1 v_idx_109)) (or (< v_idx_102 ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_102) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_102) 0)) (or (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_118) (< v_idx_118 ULTIMATE.start_main_p5) (= (select |#memory_int| v_idx_118) 0)) (or (< v_idx_106 ULTIMATE.start_main_p5) (= 1 (select |#valid| v_idx_106)) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_106)) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (<= ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (- 1)) (or (< v_idx_103 (+ ULTIMATE.start_malloc_ptr 1)) (= v_v_48_1 (select |ULTIMATE.start_malloc_old_#valid| v_idx_103))) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 3)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (or (= (select |#memory_int| v_idx_112) 0) (<= (+ ULTIMATE.start_main_p2 1) v_idx_112) (< v_idx_112 ULTIMATE.start_main_p2)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p5) (- 4)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_main_p5) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_116) (< v_idx_116 ULTIMATE.start_main_p4) (= (select |#memory_int| v_idx_116) (- 1))) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (- 1)) (or (= v_v_64_1 (select |#memory_int| v_idx_115)) (<= ULTIMATE.start_main_p4 v_idx_115) (< v_idx_115 (+ ULTIMATE.start_main_p3 1))) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 4)) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_malloc_ptr) (or (= (select |#memory_int| v_idx_119) v_v_69_1) (< v_idx_119 (+ ULTIMATE.start_malloc_ptr 1))) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (or (<= ULTIMATE.start_main_p2 v_idx_111) (= v_v_58_1 (select |#memory_int| v_idx_111)) (< v_idx_111 (+ ULTIMATE.start_main_p1 1))) (or (<= ULTIMATE.start_main_p5 v_idx_105) (= v_v_52_1 (select |#valid| v_idx_105))) (or (<= ULTIMATE.start_main_p5 v_idx_117) (< v_idx_117 (+ ULTIMATE.start_main_p4 1)) (= (select |#memory_int| v_idx_117) v_v_67_1)) (or (= v_v_54_1 (select |#valid| v_idx_107)) (< v_idx_107 (+ ULTIMATE.start_malloc_ptr 1))) (= v_v_2_1 (select |old(#valid)| v_idx_104)) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (= v_v_4_1 (select |old(#memory_int)| v_idx_108)) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (or (<= ULTIMATE.start_main_p5 v_idx_101) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_101) v_v_46_1)) (or (<= (+ ULTIMATE.start_main_p1 1) v_idx_110) (= (select |#memory_int| v_idx_110) 0) (< v_idx_110 ULTIMATE.start_main_p1))))) (forall ((v_idx_89 Int) (v_idx_87 Int) (v_idx_98 Int) (v_idx_88 Int) (v_idx_99 Int) (v_idx_85 Int) (v_idx_96 Int) (v_idx_86 Int) (v_idx_97 Int) (v_idx_83 Int) (v_idx_94 Int) (v_idx_84 Int) (v_idx_95 Int) (v_idx_92 Int) (v_idx_82 Int) (v_idx_93 Int) (v_idx_90 Int) (v_idx_91 Int) (v_idx_100 Int)) (exists ((v_v_55_1 Int) (v_v_67_1 Int) (v_v_46_1 Int) (v_v_69_1 Int) (v_v_58_1 Int) (v_v_52_1 Int) (v_v_64_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_61_1 Int) (v_v_4_1 Int) (v_v_48_1 Int)) (and (<= (- ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p5) (- 3)) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p5) (or (<= ULTIMATE.start_main_p4 v_idx_96) (= (select |#memory_int| v_idx_96) v_v_64_1) (< v_idx_96 (+ ULTIMATE.start_main_p3 1))) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (or (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_84) v_v_48_1) (< v_idx_84 (+ ULTIMATE.start_malloc_ptr 1))) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_97) (= 0 (select |#memory_int| v_idx_97)) (< v_idx_97 ULTIMATE.start_main_p4)) (or (= (select |#memory_int| v_idx_100) v_v_69_1) (< v_idx_100 (+ ULTIMATE.start_malloc_ptr 1))) (or (<= (+ ULTIMATE.start_main_p2 1) v_idx_93) (< v_idx_93 ULTIMATE.start_main_p2) (= 0 (select |#memory_int| v_idx_93))) (or (= (select |#valid| v_idx_88) v_v_54_1) (< v_idx_88 (+ ULTIMATE.start_malloc_ptr 1))) (<= (- (- ULTIMATE.start_main_p5) (- ULTIMATE.start_malloc_ptr)) 0) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (or (< v_idx_95 ULTIMATE.start_main_p3) (= 0 (select |#memory_int| v_idx_95)) (<= (+ ULTIMATE.start_main_p3 1) v_idx_95)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p5) (- 2)) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (<= ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (- 1)) (or (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_83)) (< v_idx_83 ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_83)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 3)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p5) (- 4)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (- 1)) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 4)) (or (<= (+ ULTIMATE.start_main_p1 1) v_idx_91) (< v_idx_91 ULTIMATE.start_main_p1) (= 0 (select |#memory_int| v_idx_91))) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (or (< v_idx_98 (+ ULTIMATE.start_main_p4 1)) (<= ULTIMATE.start_main_p5 v_idx_98) (= (select |#memory_int| v_idx_98) v_v_67_1)) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (= v_v_2_1 (select |old(#valid)| v_idx_85)) (= v_v_4_1 (select |old(#memory_int)| v_idx_89)) (or (= (select |#memory_int| v_idx_90) v_v_55_1) (<= ULTIMATE.start_main_p1 v_idx_90)) (or (= 0 (select |#memory_int| v_idx_99)) (< v_idx_99 ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_99)) (or (<= ULTIMATE.start_main_p5 v_idx_82) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_82) v_v_46_1)) (or (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_87) (< v_idx_87 ULTIMATE.start_main_p5) (= (select |#valid| v_idx_87) 1)) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (or (<= ULTIMATE.start_main_p2 v_idx_92) (= (select |#memory_int| v_idx_92) v_v_58_1) (< v_idx_92 (+ ULTIMATE.start_main_p1 1))) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_malloc_ptr) (or (= (select |#valid| v_idx_86) v_v_52_1) (<= ULTIMATE.start_main_p5 v_idx_86)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (or (< v_idx_94 (+ ULTIMATE.start_main_p2 1)) (<= ULTIMATE.start_main_p3 v_idx_94) (= (select |#memory_int| v_idx_94) v_v_61_1))))))} [2019-01-18 14:51:26,782 WARN L274 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p4 := #memory_int[main_p4] - 1]; [2019-01-18 14:51:26,783 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 14:51:35,260 WARN L181 SmtUtils]: Spent 8.48 s on a formula simplification that was a NOOP. DAG size: 304 [2019-01-18 14:51:35,261 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_124 Int) (v_idx_135 Int) (v_idx_125 Int) (v_idx_136 Int) (v_idx_128 Int) (v_idx_129 Int) (v_idx_130 Int) (v_idx_122 Int) (v_idx_133 Int) (v_idx_123 Int) (v_idx_134 Int) (v_idx_120 Int) (v_idx_131 Int) (v_idx_121 Int) (v_idx_132 Int)) (exists ((v_v_55_1 Int) (v_v_67_1 Int) (v_v_46_1 Int) (v_v_69_1 Int) (v_v_58_1 Int) (v_v_52_1 Int) (v_v_64_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_61_1 Int) (v_v_4_1 Int) (v_v_48_1 Int)) (and (<= (- ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p5) (- 3)) (= (select |old(#valid)| v_idx_123) v_v_2_1) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p5) (or (= (select |#memory_int| v_idx_138) v_v_69_1) (< v_idx_138 (+ ULTIMATE.start_malloc_ptr 1))) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (or (= (select |#memory_int| v_idx_136) v_v_67_1) (< v_idx_136 (+ ULTIMATE.start_main_p4 1)) (<= ULTIMATE.start_main_p5 v_idx_136)) (or (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_121)) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_121) (< v_idx_121 ULTIMATE.start_main_p5)) (= v_v_4_1 (select |old(#memory_int)| v_idx_127)) (or (= v_v_54_1 (select |#valid| v_idx_126)) (< v_idx_126 (+ ULTIMATE.start_malloc_ptr 1))) (or (< v_idx_131 ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p2 1) v_idx_131) (= (select |#memory_int| v_idx_131) 0)) (<= (- (- ULTIMATE.start_main_p5) (- ULTIMATE.start_malloc_ptr)) 0) (or (= v_v_46_1 (select |ULTIMATE.start_malloc_old_#valid| v_idx_120)) (<= ULTIMATE.start_main_p5 v_idx_120)) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p5) (- 2)) (or (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_137) (< v_idx_137 ULTIMATE.start_main_p5) (= (select |#memory_int| v_idx_137) 0)) (or (= 0 (select |#memory_int| v_idx_129)) (<= (+ ULTIMATE.start_main_p1 1) v_idx_129) (< v_idx_129 ULTIMATE.start_main_p1)) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_main_p5) (or (= (select |#memory_int| v_idx_128) v_v_55_1) (<= ULTIMATE.start_main_p1 v_idx_128)) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (<= ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) (or (< v_idx_122 (+ ULTIMATE.start_malloc_ptr 1)) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_122) v_v_48_1)) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (- 1)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 3)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p5) (- 4)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_main_p5) (or (< v_idx_134 (+ ULTIMATE.start_main_p3 1)) (= (select |#memory_int| v_idx_134) v_v_64_1) (<= ULTIMATE.start_main_p4 v_idx_134)) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (- 1)) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_main_p5) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_135) (= (select |#memory_int| v_idx_135) (- 1)) (< v_idx_135 ULTIMATE.start_main_p4)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 4)) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_malloc_ptr) (or (= (select |#memory_int| v_idx_133) 0) (<= (+ ULTIMATE.start_main_p3 1) v_idx_133) (< v_idx_133 ULTIMATE.start_main_p3)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (or (<= ULTIMATE.start_main_p5 v_idx_124) (= v_v_52_1 (select |#valid| v_idx_124))) (or (= (select |#memory_int| v_idx_130) v_v_58_1) (<= ULTIMATE.start_main_p2 v_idx_130) (< v_idx_130 (+ ULTIMATE.start_main_p1 1))) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (or (< v_idx_125 ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_125) (= 1 (select |#valid| v_idx_125))) (or (= (select |#memory_int| v_idx_132) v_v_61_1) (<= ULTIMATE.start_main_p3 v_idx_132) (< v_idx_132 (+ ULTIMATE.start_main_p2 1)))))) (forall ((v_idx_148 Int) (v_idx_149 Int) (v_idx_146 Int) (v_idx_157 Int) (v_idx_147 Int) (v_idx_139 Int) (v_idx_140 Int) (v_idx_151 Int) (v_idx_141 Int) (v_idx_152 Int) (v_idx_150 Int) (v_idx_144 Int) (v_idx_155 Int) (v_idx_145 Int) (v_idx_156 Int) (v_idx_142 Int) (v_idx_153 Int) (v_idx_143 Int) (v_idx_154 Int)) (exists ((v_v_55_1 Int) (v_v_67_1 Int) (v_v_46_1 Int) (v_v_58_1 Int) (v_v_69_1 Int) (v_v_52_1 Int) (v_v_64_1 Int) (v_v_54_1 Int) (v_v_2_1 Int) (v_v_61_1 Int) (v_v_4_1 Int) (v_v_48_1 Int)) (and (<= (- ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p5) (- 3)) (or (< v_idx_141 (+ ULTIMATE.start_malloc_ptr 1)) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_141) v_v_48_1)) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p5) (or (< v_idx_145 (+ ULTIMATE.start_malloc_ptr 1)) (= v_v_54_1 (select |#valid| v_idx_145))) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (- 1)) (or (= (select |#memory_int| v_idx_150) 0) (< v_idx_150 ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p2 1) v_idx_150)) (or (= (select |#memory_int| v_idx_152) 0) (< v_idx_152 ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p3 1) v_idx_152)) (or (= (select |#memory_int| v_idx_148) 0) (<= (+ ULTIMATE.start_main_p1 1) v_idx_148) (< v_idx_148 ULTIMATE.start_main_p1)) (<= (- (- ULTIMATE.start_main_p5) (- ULTIMATE.start_malloc_ptr)) 0) (<= (+ ULTIMATE.start_main_p1 2) ULTIMATE.start_main_p3) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p3) (- 2)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p5) (- 2)) (or (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_140)) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_140) (< v_idx_140 ULTIMATE.start_main_p5)) (or (< v_idx_156 ULTIMATE.start_main_p5) (= (select |#memory_int| v_idx_156) 0) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_156)) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_main_p5) (<= (+ ULTIMATE.start_main_p3 1) ULTIMATE.start_main_p4) (or (= (select |#memory_int| v_idx_153) v_v_64_1) (< v_idx_153 (+ ULTIMATE.start_main_p3 1)) (<= ULTIMATE.start_main_p4 v_idx_153)) (<= ULTIMATE.start_main_p5 ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_malloc_ptr) (- 1)) (or (<= (+ ULTIMATE.start_main_p4 1) v_idx_154) (< v_idx_154 ULTIMATE.start_main_p4) (= (select |#memory_int| v_idx_154) (- 2))) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (- 3)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p4) (- 3)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_malloc_ptr) (or (< v_idx_155 (+ ULTIMATE.start_main_p4 1)) (= v_v_67_1 (select |#memory_int| v_idx_155)) (<= ULTIMATE.start_main_p5 v_idx_155)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p5) (- 4)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (- 1)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_main_p4) (- 2)) (= v_v_4_1 (select |old(#memory_int)| v_idx_146)) (<= (+ ULTIMATE.start_main_p4 1) ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (- 1)) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_main_p5) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 4)) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= (+ ULTIMATE.start_main_p3 2) ULTIMATE.start_main_p5) (or (<= ULTIMATE.start_main_p5 v_idx_143) (= v_v_52_1 (select |#valid| v_idx_143))) (or (< v_idx_151 (+ ULTIMATE.start_main_p2 1)) (= (select |#memory_int| v_idx_151) v_v_61_1) (<= ULTIMATE.start_main_p3 v_idx_151)) (<= (+ ULTIMATE.start_main_p1 3) ULTIMATE.start_main_p4) (or (= (select |#memory_int| v_idx_149) v_v_58_1) (<= ULTIMATE.start_main_p2 v_idx_149) (< v_idx_149 (+ ULTIMATE.start_main_p1 1))) (or (= 1 (select |#valid| v_idx_144)) (<= (+ ULTIMATE.start_malloc_ptr 1) v_idx_144) (< v_idx_144 ULTIMATE.start_main_p5)) (= v_v_2_1 (select |old(#valid)| v_idx_142)) (<= (+ ULTIMATE.start_main_p2 1) ULTIMATE.start_main_p3) (<= (+ ULTIMATE.start_main_p2 2) ULTIMATE.start_main_p4) (or (< v_idx_157 (+ ULTIMATE.start_malloc_ptr 1)) (= (select |#memory_int| v_idx_157) v_v_69_1)) (<= (+ ULTIMATE.start_main_p1 4) ULTIMATE.start_malloc_ptr) (or (= (select |#memory_int| v_idx_147) v_v_55_1) (<= ULTIMATE.start_main_p1 v_idx_147)) (or (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_139) v_v_46_1) (<= ULTIMATE.start_main_p5 v_idx_139)) (<= (- ULTIMATE.start_main_p3 ULTIMATE.start_malloc_ptr) (- 2)) (<= (+ ULTIMATE.start_main_p2 3) ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2)))))} [2019-01-18 14:51:55,052 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2019-01-18 14:51:55,053 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) Connection to SMT solver broken 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) Connection to SMT solver broken at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:123) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:139) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:102) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.pop(ManagedScript.java:131) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.DebuggingHoareTripleChecker.clearAssertionStack(DebuggingHoareTripleChecker.java:325) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.DebuggingHoareTripleChecker.releaseLock(DebuggingHoareTripleChecker.java:166) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.rcfg.RcfgDebugHelper.isPostSound(RcfgDebugHelper.java:84) 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: java.io.IOException: Stream closed at java.lang.ProcessBuilder$NullOutputStream.write(ProcessBuilder.java:433) at java.io.OutputStream.write(OutputStream.java:116) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:297) at sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:141) at java.io.OutputStreamWriter.flush(OutputStreamWriter.java:229) at java.io.BufferedWriter.flush(BufferedWriter.java:254) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:120) ... 37 more [2019-01-18 14:51:55,057 INFO L168 Benchmark]: Toolchain (without parser) took 57521.34 ms. Allocated memory was 140.5 MB in the beginning and 674.8 MB in the end (delta: 534.2 MB). Free memory was 106.7 MB in the beginning and 207.6 MB in the end (delta: -101.0 MB). Peak memory consumption was 508.5 MB. Max. memory is 7.1 GB. [2019-01-18 14:51:55,059 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.25 ms. Allocated memory is still 140.5 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-18 14:51:55,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.95 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 104.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-01-18 14:51:55,060 INFO L168 Benchmark]: Boogie Preprocessor took 25.24 ms. Allocated memory is still 140.5 MB. Free memory was 104.0 MB in the beginning and 103.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. [2019-01-18 14:51:55,061 INFO L168 Benchmark]: RCFGBuilder took 709.29 ms. Allocated memory is still 140.5 MB. Free memory was 102.7 MB in the beginning and 84.7 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 7.1 GB. [2019-01-18 14:51:55,062 INFO L168 Benchmark]: TraceAbstraction took 56722.50 ms. Allocated memory was 140.5 MB in the beginning and 674.8 MB in the end (delta: 534.2 MB). Free memory was 84.5 MB in the beginning and 207.6 MB in the end (delta: -123.2 MB). Peak memory consumption was 486.3 MB. Max. memory is 7.1 GB. [2019-01-18 14:51:55,067 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 0.25 ms. Allocated memory is still 140.5 MB. Free memory is still 108.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 59.95 ms. Allocated memory is still 140.5 MB. Free memory was 106.5 MB in the beginning and 104.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.24 ms. Allocated memory is still 140.5 MB. Free memory was 104.0 MB in the beginning and 103.0 MB in the end (delta: 1.0 MB). Peak memory consumption was 1.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 709.29 ms. Allocated memory is still 140.5 MB. Free memory was 102.7 MB in the beginning and 84.7 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 56722.50 ms. Allocated memory was 140.5 MB in the beginning and 674.8 MB in the end (delta: 534.2 MB). Free memory was 84.5 MB in the beginning and 207.6 MB in the end (delta: -123.2 MB). Peak memory consumption was 486.3 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) Connection to SMT solver broken 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) Connection to SMT solver broken: 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...