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-2-limited.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b7bd044-m [2019-01-18 14:49:55,850 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-18 14:49:55,853 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-18 14:49:55,868 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-01-18 14:49:55,924 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 14:49:55,943 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-18 14:49:55,943 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-18 14:49:55,944 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-18 14:49:55,945 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-18 14:49:55,945 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-18 14:49:55,945 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-18 14:49:55,945 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-18 14:49:55,946 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-18 14:49:55,946 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-18 14:49:55,946 INFO L133 SettingsManager]: * Underlying domain=OctagonDomain [2019-01-18 14:49:55,946 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-18 14:49:55,947 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-18 14:49:55,947 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-18 14:49:55,948 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-18 14:49:55,949 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-18 14:49:55,949 INFO L133 SettingsManager]: * Use SBE=true [2019-01-18 14:49:55,949 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-18 14:49:55,949 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-18 14:49:55,949 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-18 14:49:55,951 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-18 14:49:55,952 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-18 14:49:55,952 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-18 14:49:55,952 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-18 14:49:55,952 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-18 14:49:55,953 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-18 14:49:55,953 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-18 14:49:55,953 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-18 14:49:55,953 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-18 14:49:55,954 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-18 14:49:55,954 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-18 14:49:55,954 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-18 14:49:55,954 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-18 14:49:55,954 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-18 14:49:55,955 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-18 14:49:55,955 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-18 14:49:55,955 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-18 14:49:55,955 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-18 14:49:55,955 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-18 14:49:55,956 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-18 14:49:55,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-18 14:49:56,012 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-18 14:49:56,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-18 14:49:56,018 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-18 14:49:56,019 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-18 14:49:56,020 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-2-limited.bpl [2019-01-18 14:49:56,020 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-2-limited.bpl' [2019-01-18 14:49:56,066 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-18 14:49:56,068 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-18 14:49:56,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-18 14:49:56,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-18 14:49:56,069 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-18 14:49:56,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:49:56" (1/1) ... [2019-01-18 14:49:56,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:49:56" (1/1) ... [2019-01-18 14:49:56,133 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-18 14:49:56,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-18 14:49:56,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-18 14:49:56,134 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-18 14:49:56,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:49:56" (1/1) ... [2019-01-18 14:49:56,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:49:56" (1/1) ... [2019-01-18 14:49:56,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:49:56" (1/1) ... [2019-01-18 14:49:56,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:49:56" (1/1) ... [2019-01-18 14:49:56,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:49:56" (1/1) ... [2019-01-18 14:49:56,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:49:56" (1/1) ... [2019-01-18 14:49:56,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:49:56" (1/1) ... [2019-01-18 14:49:56,163 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-18 14:49:56,164 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-18 14:49:56,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-18 14:49:56,164 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-18 14:49:56,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:49:56" (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 14:49:56,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-01-18 14:49:56,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-01-18 14:49:56,503 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-01-18 14:49:56,504 INFO L286 CfgBuilder]: Removed 7 assue(true) statements. [2019-01-18 14:49:56,505 INFO L202 PluginConnector]: Adding new model speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 02:49:56 BoogieIcfgContainer [2019-01-18 14:49:56,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-18 14:49:56,507 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-01-18 14:49:56,507 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-01-18 14:49:56,510 INFO L276 PluginConnector]: TraceAbstraction initialized [2019-01-18 14:49:56,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 02:49:56" (1/2) ... [2019-01-18 14:49:56,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@130afbd3 and model type speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.01 02:49:56, skipping insertion in model container [2019-01-18 14:49:56,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "speedup-poc-dd-2-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 02:49:56" (2/2) ... [2019-01-18 14:49:56,514 INFO L112 eAbstractionObserver]: Analyzing ICFG speedup-poc-dd-2-limited.bpl [2019-01-18 14:49:56,525 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-01-18 14:49:56,533 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-01-18 14:49:56,550 INFO L257 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-01-18 14:49:56,583 INFO L382 AbstractCegarLoop]: Interprodecural is true [2019-01-18 14:49:56,584 INFO L383 AbstractCegarLoop]: Hoare is true [2019-01-18 14:49:56,584 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-01-18 14:49:56,584 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-01-18 14:49:56,584 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-01-18 14:49:56,585 INFO L387 AbstractCegarLoop]: Difference is false [2019-01-18 14:49:56,585 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-01-18 14:49:56,585 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-01-18 14:49:56,600 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states. [2019-01-18 14:49:56,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2019-01-18 14:49:56,607 INFO L394 BasicCegarLoop]: Found error trace [2019-01-18 14:49:56,608 INFO L402 BasicCegarLoop]: trace histogram [1, 1] [2019-01-18 14:49:56,611 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2019-01-18 14:49:56,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-18 14:49:56,617 INFO L82 PathProgramCache]: Analyzing trace with hash 972, now seen corresponding path program 1 times [2019-01-18 14:49:56,620 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-01-18 14:49:56,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-18 14:49:56,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-18 14:49:56,678 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-18 14:49:56,678 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-01-18 14:49:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-18 14:49:56,919 INFO L273 TraceCheckUtils]: 0: Hoare triple {10#true} havoc main_p1, main_p2;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;assume main_p1 < main_p2;#memory_int := #memory_int[main_p1 := 0];#memory_int := #memory_int[main_p2 := 0]; {12#(= (select |#memory_int| ULTIMATE.start_main_p1) 0)} is VALID [2019-01-18 14:49:56,925 INFO L273 TraceCheckUtils]: 1: Hoare triple {12#(= (select |#memory_int| ULTIMATE.start_main_p1) 0)} assume !(#memory_int[main_p1] >= 0); {11#false} is VALID [2019-01-18 14:49:56,928 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 14:49:56,930 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-01-18 14:49:56,930 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-01-18 14:49:56,930 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-01-18 14:49:56,935 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2019-01-18 14:49:56,937 INFO L84 Accepts]: Finished accepts. word is accepted. [2019-01-18 14:49:56,943 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2019-01-18 14:49:56,974 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 14:49:56,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-01-18 14:49:56,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-01-18 14:49:56,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-18 14:49:56,988 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 3 states. [2019-01-18 14:49:57,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-18 14:49:57,199 INFO L93 Difference]: Finished difference Result 13 states and 15 transitions. [2019-01-18 14:49:57,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-01-18 14:49:57,199 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2019-01-18 14:49:57,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-01-18 14:49:57,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-01-18 14:49:57,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 15 transitions. [2019-01-18 14:49:57,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-01-18 14:49:57,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 15 transitions. [2019-01-18 14:49:57,210 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 15 transitions. [2019-01-18 14:49:57,257 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 15 edges. 15 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2019-01-18 14:49:57,269 INFO L225 Difference]: With dead ends: 13 [2019-01-18 14:49:57,269 INFO L226 Difference]: Without dead ends: 8 [2019-01-18 14:49:57,273 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-01-18 14:49:57,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8 states. [2019-01-18 14:49:57,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8 to 6. [2019-01-18 14:49:57,350 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2019-01-18 14:49:57,351 INFO L82 GeneralOperation]: Start isEquivalent. First operand 8 states. Second operand 6 states. [2019-01-18 14:49:57,352 INFO L74 IsIncluded]: Start isIncluded. First operand 8 states. Second operand 6 states. [2019-01-18 14:49:57,352 INFO L87 Difference]: Start difference. First operand 8 states. Second operand 6 states. [2019-01-18 14:49:57,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-18 14:49:57,355 INFO L93 Difference]: Finished difference Result 8 states and 10 transitions. [2019-01-18 14:49:57,355 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2019-01-18 14:49:57,355 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-18 14:49:57,356 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-01-18 14:49:57,356 INFO L74 IsIncluded]: Start isIncluded. First operand 6 states. Second operand 8 states. [2019-01-18 14:49:57,356 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 8 states. [2019-01-18 14:49:57,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-01-18 14:49:57,358 INFO L93 Difference]: Finished difference Result 8 states and 10 transitions. [2019-01-18 14:49:57,359 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2019-01-18 14:49:57,359 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-01-18 14:49:57,359 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2019-01-18 14:49:57,360 INFO L88 GeneralOperation]: Finished isEquivalent. [2019-01-18 14:49:57,360 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2019-01-18 14:49:57,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2019-01-18 14:49:57,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 9 transitions. [2019-01-18 14:49:57,364 INFO L78 Accepts]: Start accepts. Automaton has 6 states and 9 transitions. Word has length 2 [2019-01-18 14:49:57,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-01-18 14:49:57,364 INFO L480 AbstractCegarLoop]: Abstraction has 6 states and 9 transitions. [2019-01-18 14:49:57,364 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-01-18 14:49:57,365 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 9 transitions. [2019-01-18 14:49:57,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-01-18 14:49:57,365 INFO L394 BasicCegarLoop]: Found error trace [2019-01-18 14:49:57,365 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-01-18 14:49:57,366 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT]=== [2019-01-18 14:49:57,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-01-18 14:49:57,366 INFO L82 PathProgramCache]: Analyzing trace with hash 29988, now seen corresponding path program 1 times [2019-01-18 14:49:57,366 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-01-18 14:49:57,367 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-18 14:49:57,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-01-18 14:49:57,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-01-18 14:49:57,368 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-01-18 14:49:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-01-18 14:49:57,559 INFO L273 TraceCheckUtils]: 0: Hoare triple {54#true} havoc main_p1, main_p2;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;assume main_p1 < main_p2;#memory_int := #memory_int[main_p1 := 0];#memory_int := #memory_int[main_p2 := 0]; {56#(= (select |#memory_int| ULTIMATE.start_main_p1) 0)} is VALID [2019-01-18 14:49:57,573 INFO L273 TraceCheckUtils]: 1: Hoare triple {56#(= (select |#memory_int| ULTIMATE.start_main_p1) 0)} #memory_int := #memory_int[main_p1 := #memory_int[main_p1] + 1]; {57#(<= 0 (select |#memory_int| ULTIMATE.start_main_p1))} is VALID [2019-01-18 14:49:57,582 INFO L273 TraceCheckUtils]: 2: Hoare triple {57#(<= 0 (select |#memory_int| ULTIMATE.start_main_p1))} assume !(#memory_int[main_p1] >= 0); {55#false} is VALID [2019-01-18 14:49:57,583 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 14:49:57,583 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-01-18 14:49:57,583 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-01-18 14:49:57,584 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 4 with the following transitions: [2019-01-18 14:49:57,585 INFO L207 CegarAbsIntRunner]: [0], [6], [11] [2019-01-18 14:49:57,636 INFO L148 AbstractInterpreter]: Using domain ArrayDomain [2019-01-18 14:49:57,636 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-18 14:50:02,197 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 14:50:02,197 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 14:50:02,198 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 14:50:02,199 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 14:50:02,200 WARN L224 ngHoareTripleChecker]: Pre: {2147483645#(forall ((v_idx_25 Int) (v_idx_26 Int) (v_idx_23 Int) (v_idx_24 Int) (v_idx_21 Int) (v_idx_22 Int) (v_idx_30 Int) (v_idx_20 Int) (v_idx_31 Int) (v_idx_29 Int) (v_idx_19 Int) (v_idx_27 Int) (v_idx_28 Int)) (exists ((v_v_24_1 Int) (v_v_25_1 Int) (v_v_22_1 Int) (v_v_30_1 Int) (v_v_2_1 Int) (v_v_28_1 Int) (v_v_4_1 Int) (v_v_18_1 Int) (v_v_16_1 Int)) (and (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_malloc_ptr) (or (< v_idx_21 (+ c_ULTIMATE.start_main_p2 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_21) v_v_18_1)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_26)) (<= (- (- c_ULTIMATE.start_main_p2) (- c_ULTIMATE.start_malloc_ptr)) 0) (= v_v_2_1 (select |c_old(#valid)| v_idx_22)) (or (= (select |c_#valid| v_idx_24) 1) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_24) (< v_idx_24 c_ULTIMATE.start_malloc_ptr)) (or (= (select |c_#valid| v_idx_25) v_v_24_1) (< v_idx_25 (+ c_ULTIMATE.start_main_p2 1))) (<= c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (or (< v_idx_29 (+ c_ULTIMATE.start_main_p1 1)) (= (select |c_#memory_int| v_idx_29) v_v_28_1) (<= c_ULTIMATE.start_malloc_ptr v_idx_29)) (or (< v_idx_20 c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_20) (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_20))) (or (< v_idx_31 (+ c_ULTIMATE.start_main_p2 1)) (= (select |c_#memory_int| v_idx_31) v_v_30_1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (= (select |c_#valid| v_idx_23) v_v_22_1) (<= c_ULTIMATE.start_malloc_ptr v_idx_23)) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_19) v_v_16_1) (<= c_ULTIMATE.start_malloc_ptr v_idx_19)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (or (= (select |c_#memory_int| v_idx_27) v_v_25_1) (<= c_ULTIMATE.start_main_p1 v_idx_27)) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_30) (< v_idx_30 c_ULTIMATE.start_malloc_ptr) (= (select |c_#memory_int| v_idx_30) 0)) (or (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_28) (< v_idx_28 c_ULTIMATE.start_main_p1) (= 0 (select |c_#memory_int| v_idx_28))))))} [2019-01-18 14:50:02,200 WARN L228 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p1 := #memory_int[main_p1] + 1]; [2019-01-18 14:50:02,201 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (= |c_#memory_int_primed| (store |c_#memory_int| c_ULTIMATE.start_main_p1 (+ (select |c_#memory_int| c_ULTIMATE.start_main_p1) 1))) [2019-01-18 14:50:02,202 WARN L230 ngHoareTripleChecker]: Post: {2147483644#(forall ((v_idx_36 Int) (v_idx_37 Int) (v_idx_34 Int) (v_idx_35 Int) (v_idx_43 Int) (v_idx_32 Int) (v_idx_44 Int) (v_idx_33 Int) (v_idx_41 Int) (v_idx_42 Int) (v_idx_40 Int) (v_idx_38 Int) (v_idx_39 Int)) (exists ((v_v_24_1 Int) (v_v_25_1 Int) (v_v_22_1 Int) (v_v_30_1 Int) (v_v_2_1 Int) (v_v_28_1 Int) (v_v_4_1 Int) (v_v_18_1 Int) (v_v_16_1 Int)) (and (= v_v_2_1 (select |c_old(#valid)| v_idx_35)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_39)) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_33) (< v_idx_33 c_ULTIMATE.start_main_p2) (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_33))) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_malloc_ptr) (<= (- (- c_ULTIMATE.start_main_p2) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_41) (< v_idx_41 c_ULTIMATE.start_main_p1) (= 1 (select |c_#memory_int| v_idx_41))) (or (< v_idx_44 (+ c_ULTIMATE.start_main_p2 1)) (= (select |c_#memory_int| v_idx_44) v_v_30_1)) (or (<= c_ULTIMATE.start_main_p2 v_idx_36) (= (select |c_#valid| v_idx_36) v_v_22_1)) (or (<= c_ULTIMATE.start_main_p1 v_idx_40) (= (select |c_#memory_int| v_idx_40) v_v_25_1)) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_32) v_v_16_1) (<= c_ULTIMATE.start_main_p2 v_idx_32)) (<= c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (or (< v_idx_34 (+ c_ULTIMATE.start_main_p2 1)) (= v_v_18_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_34))) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_37) (< v_idx_37 c_ULTIMATE.start_main_p2) (= (select |c_#valid| v_idx_37) 1)) (or (= (select |c_#memory_int| v_idx_42) v_v_28_1) (< v_idx_42 (+ c_ULTIMATE.start_main_p1 1)) (<= c_ULTIMATE.start_main_p2 v_idx_42)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_43) (= 0 (select |c_#memory_int| v_idx_43)) (< v_idx_43 c_ULTIMATE.start_main_p2)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (or (= (select |c_#valid| v_idx_38) v_v_24_1) (< v_idx_38 (+ c_ULTIMATE.start_main_p2 1))))))} [2019-01-18 14:50:02,202 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 14:50:02,352 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 14:50:02,353 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 14:50:02,589 WARN L270 ngHoareTripleChecker]: Pre: {2147483645#(and (forall ((v_idx_24 Int)) (or (= (select |#valid| v_idx_24) 1) (<= (+ ULTIMATE.start_main_p2 1) v_idx_24) (< v_idx_24 ULTIMATE.start_malloc_ptr))) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_malloc_ptr) (<= ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 1)) (forall ((v_idx_30 Int)) (or (<= (+ ULTIMATE.start_main_p2 1) v_idx_30) (< v_idx_30 ULTIMATE.start_malloc_ptr) (= (select |#memory_int| v_idx_30) 0))) (<= (- (- ULTIMATE.start_main_p2) (- ULTIMATE.start_malloc_ptr)) 0) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (forall ((v_idx_28 Int)) (or (<= (+ ULTIMATE.start_main_p1 1) v_idx_28) (< v_idx_28 ULTIMATE.start_main_p1) (= 0 (select |#memory_int| v_idx_28)))) (forall ((v_idx_20 Int)) (or (< v_idx_20 ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p2 1) v_idx_20) (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_20)))) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2))} [2019-01-18 14:50:02,589 WARN L274 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p1 := #memory_int[main_p1] + 1]; [2019-01-18 14:50:02,590 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (= |c_#memory_int_primed| (store |c_#memory_int| c_ULTIMATE.start_main_p1 (+ (select |c_#memory_int| c_ULTIMATE.start_main_p1) 1))) [2019-01-18 14:50:02,880 WARN L276 ngHoareTripleChecker]: Post: {2147483644#(and (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_malloc_ptr) (<= ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (forall ((v_idx_37 Int)) (or (<= (+ ULTIMATE.start_main_p2 1) v_idx_37) (< v_idx_37 ULTIMATE.start_main_p2) (= (select |#valid| v_idx_37) 1))) (forall ((v_idx_43 Int)) (or (<= (+ ULTIMATE.start_main_p2 1) v_idx_43) (= 0 (select |#memory_int| v_idx_43)) (< v_idx_43 ULTIMATE.start_main_p2))) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 1)) (<= (- (- ULTIMATE.start_main_p2) (- ULTIMATE.start_malloc_ptr)) 0) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (forall ((v_idx_33 Int)) (or (<= (+ ULTIMATE.start_main_p2 1) v_idx_33) (< v_idx_33 ULTIMATE.start_main_p2) (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_33)))) (forall ((v_idx_41 Int)) (or (<= (+ ULTIMATE.start_main_p1 1) v_idx_41) (< v_idx_41 ULTIMATE.start_main_p1) (= 1 (select |#memory_int| v_idx_41)))))} [2019-01-18 14:50:09,086 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 14:50:09,086 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 14:50:09,087 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 14:50:09,087 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 14:50:09,088 WARN L224 ngHoareTripleChecker]: Pre: {2147483641#(or (forall ((v_idx_69 Int) (v_idx_58 Int) (v_idx_59 Int) (v_idx_67 Int) (v_idx_68 Int) (v_idx_65 Int) (v_idx_66 Int) (v_idx_63 Int) (v_idx_64 Int) (v_idx_61 Int) (v_idx_62 Int) (v_idx_70 Int) (v_idx_60 Int)) (exists ((v_v_24_1 Int) (v_v_25_1 Int) (v_v_22_1 Int) (v_v_30_1 Int) (v_v_2_1 Int) (v_v_28_1 Int) (v_v_4_1 Int) (v_v_18_1 Int) (v_v_16_1 Int)) (and (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_malloc_ptr) (or (< v_idx_59 c_ULTIMATE.start_malloc_ptr) (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_59)) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_59)) (<= (- (- c_ULTIMATE.start_main_p2) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (= v_v_25_1 (select |c_#memory_int| v_idx_66)) (<= c_ULTIMATE.start_main_p1 v_idx_66)) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_65)) (or (= v_v_16_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_58)) (<= c_ULTIMATE.start_malloc_ptr v_idx_58)) (= v_v_2_1 (select |c_old(#valid)| v_idx_61)) (or (= 0 (select |c_#memory_int| v_idx_67)) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_67) (< v_idx_67 c_ULTIMATE.start_main_p1)) (or (= v_v_28_1 (select |c_#memory_int| v_idx_68)) (<= c_ULTIMATE.start_malloc_ptr v_idx_68) (< v_idx_68 (+ c_ULTIMATE.start_main_p1 1))) (<= c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (or (= (select |c_#memory_int| v_idx_69) 0) (< v_idx_69 c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_69)) (or (= 1 (select |c_#valid| v_idx_63)) (< v_idx_63 c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_63)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (= v_v_30_1 (select |c_#memory_int| v_idx_70)) (< v_idx_70 (+ c_ULTIMATE.start_main_p2 1))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_60) v_v_18_1) (< v_idx_60 (+ c_ULTIMATE.start_main_p2 1))) (or (= (select |c_#valid| v_idx_62) v_v_22_1) (<= c_ULTIMATE.start_malloc_ptr v_idx_62)) (or (= (select |c_#valid| v_idx_64) v_v_24_1) (< v_idx_64 (+ c_ULTIMATE.start_main_p2 1)))))) (forall ((v_idx_78 Int) (v_idx_79 Int) (v_idx_76 Int) (v_idx_77 Int) (v_idx_74 Int) (v_idx_75 Int) (v_idx_83 Int) (v_idx_72 Int) (v_idx_73 Int) (v_idx_81 Int) (v_idx_82 Int) (v_idx_71 Int) (v_idx_80 Int)) (exists ((v_v_24_1 Int) (v_v_25_1 Int) (v_v_22_1 Int) (v_v_30_1 Int) (v_v_2_1 Int) (v_v_28_1 Int) (v_v_4_1 Int) (v_v_18_1 Int) (v_v_16_1 Int)) (and (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_malloc_ptr) (or (= (select |c_#valid| v_idx_77) v_v_24_1) (< v_idx_77 (+ c_ULTIMATE.start_main_p2 1))) (or (= (select |c_#valid| v_idx_75) v_v_22_1) (<= c_ULTIMATE.start_main_p2 v_idx_75)) (or (< v_idx_76 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_76) (= (select |c_#valid| v_idx_76) 1)) (or (< v_idx_81 (+ c_ULTIMATE.start_main_p1 1)) (= (select |c_#memory_int| v_idx_81) v_v_28_1) (<= c_ULTIMATE.start_main_p2 v_idx_81)) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_71) v_v_16_1) (<= c_ULTIMATE.start_main_p2 v_idx_71)) (<= (- (- c_ULTIMATE.start_main_p2) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (<= c_ULTIMATE.start_main_p1 v_idx_79) (= (select |c_#memory_int| v_idx_79) v_v_25_1)) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_73) v_v_18_1) (< v_idx_73 (+ c_ULTIMATE.start_main_p2 1))) (or (= (select |c_#memory_int| v_idx_83) v_v_30_1) (< v_idx_83 (+ c_ULTIMATE.start_main_p2 1))) (<= c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (= v_v_2_1 (select |c_old(#valid)| v_idx_74)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) 0) (= v_v_4_1 (select |c_old(#memory_int)| v_idx_78)) (or (< v_idx_82 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_82) (= 0 (select |c_#memory_int| v_idx_82))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_72)) (< v_idx_72 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_72)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (or (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_80) (< v_idx_80 c_ULTIMATE.start_main_p1) (= 1 (select |c_#memory_int| v_idx_80)))))))} [2019-01-18 14:50:09,089 WARN L228 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p1 := #memory_int[main_p1] + 1]; [2019-01-18 14:50:09,089 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (= |c_#memory_int_primed| (store |c_#memory_int| c_ULTIMATE.start_main_p1 (+ (select |c_#memory_int| c_ULTIMATE.start_main_p1) 1))) [2019-01-18 14:50:09,090 WARN L230 ngHoareTripleChecker]: Post: {2147483640#(or (forall ((v_idx_89 Int) (v_idx_87 Int) (v_idx_88 Int) (v_idx_85 Int) (v_idx_96 Int) (v_idx_86 Int) (v_idx_94 Int) (v_idx_84 Int) (v_idx_95 Int) (v_idx_92 Int) (v_idx_93 Int) (v_idx_90 Int) (v_idx_91 Int)) (exists ((v_v_24_1 Int) (v_v_25_1 Int) (v_v_22_1 Int) (v_v_30_1 Int) (v_v_2_1 Int) (v_v_28_1 Int) (v_v_4_1 Int) (v_v_18_1 Int) (v_v_16_1 Int)) (and (or (< v_idx_86 (+ c_ULTIMATE.start_main_p2 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_86) v_v_18_1)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_malloc_ptr) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_84) v_v_16_1) (<= c_ULTIMATE.start_main_p2 v_idx_84)) (= (select |c_old(#valid)| v_idx_87) v_v_2_1) (or (<= c_ULTIMATE.start_main_p2 v_idx_88) (= (select |c_#valid| v_idx_88) v_v_22_1)) (<= (- (- c_ULTIMATE.start_main_p2) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (<= c_ULTIMATE.start_main_p1 v_idx_92) (= (select |c_#memory_int| v_idx_92) v_v_25_1)) (or (< v_idx_90 (+ c_ULTIMATE.start_main_p2 1)) (= (select |c_#valid| v_idx_90) v_v_24_1)) (or (= (select |c_#valid| v_idx_89) 1) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_89) (< v_idx_89 c_ULTIMATE.start_main_p2)) (<= c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (= (select |c_#memory_int| v_idx_94) v_v_28_1) (<= c_ULTIMATE.start_main_p2 v_idx_94) (< v_idx_94 (+ c_ULTIMATE.start_main_p1 1))) (= (select |c_old(#memory_int)| v_idx_91) v_v_4_1) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p2) (or (< v_idx_95 c_ULTIMATE.start_main_p2) (= 0 (select |c_#memory_int| v_idx_95)) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_95)) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_85) (< v_idx_85 c_ULTIMATE.start_main_p2) (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_85))) (or (= (select |c_#memory_int| v_idx_96) v_v_30_1) (< v_idx_96 (+ c_ULTIMATE.start_main_p2 1))) (or (< v_idx_93 c_ULTIMATE.start_main_p1) (= 1 (select |c_#memory_int| v_idx_93)) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_93))))) (forall ((v_idx_98 Int) (v_idx_99 Int) (v_idx_97 Int) (v_idx_104 Int) (v_idx_105 Int) (v_idx_102 Int) (v_idx_103 Int) (v_idx_108 Int) (v_idx_109 Int) (v_idx_106 Int) (v_idx_107 Int) (v_idx_100 Int) (v_idx_101 Int)) (exists ((v_v_24_1 Int) (v_v_25_1 Int) (v_v_22_1 Int) (v_v_30_1 Int) (v_v_2_1 Int) (v_v_28_1 Int) (v_v_4_1 Int) (v_v_18_1 Int) (v_v_16_1 Int)) (and (= v_v_4_1 (select |c_old(#memory_int)| v_idx_104)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_malloc_ptr) (= v_v_2_1 (select |c_old(#valid)| v_idx_100)) (<= (- (- c_ULTIMATE.start_main_p2) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (< v_idx_103 (+ c_ULTIMATE.start_main_p2 1)) (= v_v_24_1 (select |c_#valid| v_idx_103))) (or (< v_idx_99 (+ c_ULTIMATE.start_main_p2 1)) (= v_v_18_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_99))) (or (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_106) (< v_idx_106 c_ULTIMATE.start_main_p1) (= (select |c_#memory_int| v_idx_106) 2)) (or (= (select |c_#memory_int| v_idx_105) v_v_25_1) (<= c_ULTIMATE.start_main_p1 v_idx_105)) (<= c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (or (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_98)) (< v_idx_98 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_98)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (= v_v_16_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_97)) (<= c_ULTIMATE.start_main_p2 v_idx_97)) (or (< v_idx_109 (+ c_ULTIMATE.start_main_p2 1)) (= (select |c_#memory_int| v_idx_109) v_v_30_1)) (or (= (select |c_#memory_int| v_idx_107) v_v_28_1) (<= c_ULTIMATE.start_main_p2 v_idx_107) (< v_idx_107 (+ c_ULTIMATE.start_main_p1 1))) (or (<= c_ULTIMATE.start_main_p2 v_idx_101) (= v_v_22_1 (select |c_#valid| v_idx_101))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (or (< v_idx_102 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_102) (= 1 (select |c_#valid| v_idx_102))) (or (= (select |c_#memory_int| v_idx_108) 0) (< v_idx_108 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_108))))))} [2019-01-18 14:50:09,090 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 14:50:09,441 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 14:50:09,441 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 14:50:16,437 WARN L181 SmtUtils]: Spent 6.99 s on a formula simplification that was a NOOP. DAG size: 175 [2019-01-18 14:50:16,438 WARN L270 ngHoareTripleChecker]: Pre: {2147483641#(or (forall ((v_idx_69 Int) (v_idx_58 Int) (v_idx_59 Int) (v_idx_67 Int) (v_idx_68 Int) (v_idx_65 Int) (v_idx_66 Int) (v_idx_63 Int) (v_idx_64 Int) (v_idx_61 Int) (v_idx_62 Int) (v_idx_70 Int) (v_idx_60 Int)) (exists ((v_v_24_1 Int) (v_v_25_1 Int) (v_v_22_1 Int) (v_v_30_1 Int) (v_v_2_1 Int) (v_v_28_1 Int) (v_v_4_1 Int) (v_v_18_1 Int) (v_v_16_1 Int)) (and (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_malloc_ptr) (or (< v_idx_59 ULTIMATE.start_malloc_ptr) (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_59)) (<= (+ ULTIMATE.start_main_p2 1) v_idx_59)) (<= (- (- ULTIMATE.start_main_p2) (- ULTIMATE.start_malloc_ptr)) 0) (or (= v_v_25_1 (select |#memory_int| v_idx_66)) (<= ULTIMATE.start_main_p1 v_idx_66)) (= v_v_4_1 (select |old(#memory_int)| v_idx_65)) (or (= v_v_16_1 (select |ULTIMATE.start_malloc_old_#valid| v_idx_58)) (<= ULTIMATE.start_malloc_ptr v_idx_58)) (= v_v_2_1 (select |old(#valid)| v_idx_61)) (or (= 0 (select |#memory_int| v_idx_67)) (<= (+ ULTIMATE.start_main_p1 1) v_idx_67) (< v_idx_67 ULTIMATE.start_main_p1)) (or (= v_v_28_1 (select |#memory_int| v_idx_68)) (<= ULTIMATE.start_malloc_ptr v_idx_68) (< v_idx_68 (+ ULTIMATE.start_main_p1 1))) (<= ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (or (= (select |#memory_int| v_idx_69) 0) (< v_idx_69 ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p2 1) v_idx_69)) (or (= 1 (select |#valid| v_idx_63)) (< v_idx_63 ULTIMATE.start_malloc_ptr) (<= (+ ULTIMATE.start_main_p2 1) v_idx_63)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 1)) (or (= v_v_30_1 (select |#memory_int| v_idx_70)) (< v_idx_70 (+ ULTIMATE.start_main_p2 1))) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (or (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_60) v_v_18_1) (< v_idx_60 (+ ULTIMATE.start_main_p2 1))) (or (= (select |#valid| v_idx_62) v_v_22_1) (<= ULTIMATE.start_malloc_ptr v_idx_62)) (or (= (select |#valid| v_idx_64) v_v_24_1) (< v_idx_64 (+ ULTIMATE.start_main_p2 1)))))) (forall ((v_idx_78 Int) (v_idx_79 Int) (v_idx_76 Int) (v_idx_77 Int) (v_idx_74 Int) (v_idx_75 Int) (v_idx_83 Int) (v_idx_72 Int) (v_idx_73 Int) (v_idx_81 Int) (v_idx_82 Int) (v_idx_71 Int) (v_idx_80 Int)) (exists ((v_v_24_1 Int) (v_v_25_1 Int) (v_v_22_1 Int) (v_v_30_1 Int) (v_v_2_1 Int) (v_v_28_1 Int) (v_v_4_1 Int) (v_v_18_1 Int) (v_v_16_1 Int)) (and (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_malloc_ptr) (or (= (select |#valid| v_idx_77) v_v_24_1) (< v_idx_77 (+ ULTIMATE.start_main_p2 1))) (or (= (select |#valid| v_idx_75) v_v_22_1) (<= ULTIMATE.start_main_p2 v_idx_75)) (or (< v_idx_76 ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p2 1) v_idx_76) (= (select |#valid| v_idx_76) 1)) (or (< v_idx_81 (+ ULTIMATE.start_main_p1 1)) (= (select |#memory_int| v_idx_81) v_v_28_1) (<= ULTIMATE.start_main_p2 v_idx_81)) (or (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_71) v_v_16_1) (<= ULTIMATE.start_main_p2 v_idx_71)) (<= (- (- ULTIMATE.start_main_p2) (- ULTIMATE.start_malloc_ptr)) 0) (or (<= ULTIMATE.start_main_p1 v_idx_79) (= (select |#memory_int| v_idx_79) v_v_25_1)) (or (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_73) v_v_18_1) (< v_idx_73 (+ ULTIMATE.start_main_p2 1))) (or (= (select |#memory_int| v_idx_83) v_v_30_1) (< v_idx_83 (+ ULTIMATE.start_main_p2 1))) (<= ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (= v_v_2_1 (select |old(#valid)| v_idx_74)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) 0) (= v_v_4_1 (select |old(#memory_int)| v_idx_78)) (or (< v_idx_82 ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p2 1) v_idx_82) (= 0 (select |#memory_int| v_idx_82))) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 1)) (or (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_72)) (< v_idx_72 ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p2 1) v_idx_72)) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (or (<= (+ ULTIMATE.start_main_p1 1) v_idx_80) (< v_idx_80 ULTIMATE.start_main_p1) (= 1 (select |#memory_int| v_idx_80)))))))} [2019-01-18 14:50:16,438 WARN L274 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p1 := #memory_int[main_p1] + 1]; [2019-01-18 14:50:16,438 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (= |c_#memory_int_primed| (store |c_#memory_int| c_ULTIMATE.start_main_p1 (+ (select |c_#memory_int| c_ULTIMATE.start_main_p1) 1))) [2019-01-18 14:50:23,307 WARN L181 SmtUtils]: Spent 6.87 s on a formula simplification that was a NOOP. DAG size: 176 [2019-01-18 14:50:23,308 WARN L276 ngHoareTripleChecker]: Post: {2147483640#(or (forall ((v_idx_89 Int) (v_idx_87 Int) (v_idx_88 Int) (v_idx_85 Int) (v_idx_96 Int) (v_idx_86 Int) (v_idx_94 Int) (v_idx_84 Int) (v_idx_95 Int) (v_idx_92 Int) (v_idx_93 Int) (v_idx_90 Int) (v_idx_91 Int)) (exists ((v_v_24_1 Int) (v_v_25_1 Int) (v_v_22_1 Int) (v_v_30_1 Int) (v_v_2_1 Int) (v_v_28_1 Int) (v_v_4_1 Int) (v_v_18_1 Int) (v_v_16_1 Int)) (and (or (< v_idx_86 (+ ULTIMATE.start_main_p2 1)) (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_86) v_v_18_1)) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_malloc_ptr) (or (= (select |ULTIMATE.start_malloc_old_#valid| v_idx_84) v_v_16_1) (<= ULTIMATE.start_main_p2 v_idx_84)) (= (select |old(#valid)| v_idx_87) v_v_2_1) (or (<= ULTIMATE.start_main_p2 v_idx_88) (= (select |#valid| v_idx_88) v_v_22_1)) (<= (- (- ULTIMATE.start_main_p2) (- ULTIMATE.start_malloc_ptr)) 0) (or (<= ULTIMATE.start_main_p1 v_idx_92) (= (select |#memory_int| v_idx_92) v_v_25_1)) (or (< v_idx_90 (+ ULTIMATE.start_main_p2 1)) (= (select |#valid| v_idx_90) v_v_24_1)) (or (= (select |#valid| v_idx_89) 1) (<= (+ ULTIMATE.start_main_p2 1) v_idx_89) (< v_idx_89 ULTIMATE.start_main_p2)) (<= ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 1)) (or (= (select |#memory_int| v_idx_94) v_v_28_1) (<= ULTIMATE.start_main_p2 v_idx_94) (< v_idx_94 (+ ULTIMATE.start_main_p1 1))) (= (select |old(#memory_int)| v_idx_91) v_v_4_1) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p2) (or (< v_idx_95 ULTIMATE.start_main_p2) (= 0 (select |#memory_int| v_idx_95)) (<= (+ ULTIMATE.start_main_p2 1) v_idx_95)) (or (<= (+ ULTIMATE.start_main_p2 1) v_idx_85) (< v_idx_85 ULTIMATE.start_main_p2) (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_85))) (or (= (select |#memory_int| v_idx_96) v_v_30_1) (< v_idx_96 (+ ULTIMATE.start_main_p2 1))) (or (< v_idx_93 ULTIMATE.start_main_p1) (= 1 (select |#memory_int| v_idx_93)) (<= (+ ULTIMATE.start_main_p1 1) v_idx_93))))) (forall ((v_idx_98 Int) (v_idx_99 Int) (v_idx_97 Int) (v_idx_104 Int) (v_idx_105 Int) (v_idx_102 Int) (v_idx_103 Int) (v_idx_108 Int) (v_idx_109 Int) (v_idx_106 Int) (v_idx_107 Int) (v_idx_100 Int) (v_idx_101 Int)) (exists ((v_v_24_1 Int) (v_v_25_1 Int) (v_v_22_1 Int) (v_v_30_1 Int) (v_v_2_1 Int) (v_v_28_1 Int) (v_v_4_1 Int) (v_v_18_1 Int) (v_v_16_1 Int)) (and (= v_v_4_1 (select |old(#memory_int)| v_idx_104)) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_malloc_ptr) (= v_v_2_1 (select |old(#valid)| v_idx_100)) (<= (- (- ULTIMATE.start_main_p2) (- ULTIMATE.start_malloc_ptr)) 0) (or (< v_idx_103 (+ ULTIMATE.start_main_p2 1)) (= v_v_24_1 (select |#valid| v_idx_103))) (or (< v_idx_99 (+ ULTIMATE.start_main_p2 1)) (= v_v_18_1 (select |ULTIMATE.start_malloc_old_#valid| v_idx_99))) (or (<= (+ ULTIMATE.start_main_p1 1) v_idx_106) (< v_idx_106 ULTIMATE.start_main_p1) (= (select |#memory_int| v_idx_106) 2)) (or (= (select |#memory_int| v_idx_105) v_v_25_1) (<= ULTIMATE.start_main_p1 v_idx_105)) (<= ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) (or (= 0 (select |ULTIMATE.start_malloc_old_#valid| v_idx_98)) (< v_idx_98 ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p2 1) v_idx_98)) (<= (- ULTIMATE.start_main_p2 ULTIMATE.start_malloc_ptr) 0) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_malloc_ptr) (- 1)) (or (= v_v_16_1 (select |ULTIMATE.start_malloc_old_#valid| v_idx_97)) (<= ULTIMATE.start_main_p2 v_idx_97)) (or (< v_idx_109 (+ ULTIMATE.start_main_p2 1)) (= (select |#memory_int| v_idx_109) v_v_30_1)) (or (= (select |#memory_int| v_idx_107) v_v_28_1) (<= ULTIMATE.start_main_p2 v_idx_107) (< v_idx_107 (+ ULTIMATE.start_main_p1 1))) (or (<= ULTIMATE.start_main_p2 v_idx_101) (= v_v_22_1 (select |#valid| v_idx_101))) (<= (- ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (- 1)) (<= ULTIMATE.start_malloc_ptr ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p1 1) ULTIMATE.start_main_p2) (or (< v_idx_102 ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p2 1) v_idx_102) (= 1 (select |#valid| v_idx_102))) (or (= (select |#memory_int| v_idx_108) 0) (< v_idx_108 ULTIMATE.start_main_p2) (<= (+ ULTIMATE.start_main_p2 1) v_idx_108))))))} [2019-01-18 14:50:41,089 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 14:50:41,089 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 14:50:41,091 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 14:50:41,091 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 14:50:41,091 WARN L224 ngHoareTripleChecker]: Pre: {2147483637#(or (forall ((v_idx_148 Int) (v_idx_137 Int) (v_idx_138 Int) (v_idx_146 Int) (v_idx_147 Int) (v_idx_136 Int) (v_idx_139 Int) (v_idx_140 Int) (v_idx_141 Int) (v_idx_144 Int) (v_idx_145 Int) (v_idx_142 Int) (v_idx_143 Int)) (exists ((v_v_24_1 Int) (v_v_25_1 Int) (v_v_22_1 Int) (v_v_30_1 Int) (v_v_2_1 Int) (v_v_28_1 Int) (v_v_4_1 Int) (v_v_18_1 Int) (v_v_16_1 Int)) (and (or (< v_idx_137 c_ULTIMATE.start_main_p2) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_137) 0) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_137)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_malloc_ptr) (= (select |c_old(#memory_int)| v_idx_143) v_v_4_1) (= v_v_2_1 (select |c_old(#valid)| v_idx_139)) (<= (- (- c_ULTIMATE.start_main_p2) (- c_ULTIMATE.start_malloc_ptr)) 0) (or (<= c_ULTIMATE.start_main_p2 v_idx_136) (= v_v_16_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_136))) (or (= v_v_24_1 (select |c_#valid| v_idx_142)) (< v_idx_142 (+ c_ULTIMATE.start_main_p2 1))) (<= c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (or (<= c_ULTIMATE.start_main_p2 v_idx_140) (= v_v_22_1 (select |c_#valid| v_idx_140))) (or (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_145) (< v_idx_145 c_ULTIMATE.start_main_p1) (= 1 (select |c_#memory_int| v_idx_145))) (or (< v_idx_148 (+ c_ULTIMATE.start_main_p2 1)) (= (select |c_#memory_int| v_idx_148) v_v_30_1)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) 0) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (= (select |c_#memory_int| v_idx_147) 0) (< v_idx_147 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_147)) (or (= (select |c_#memory_int| v_idx_146) v_v_28_1) (<= c_ULTIMATE.start_main_p2 v_idx_146) (< v_idx_146 (+ c_ULTIMATE.start_main_p1 1))) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p2) (or (<= c_ULTIMATE.start_main_p1 v_idx_144) (= v_v_25_1 (select |c_#memory_int| v_idx_144))) (or (< v_idx_138 (+ c_ULTIMATE.start_main_p2 1)) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_138) v_v_18_1)) (or (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_141) (= 1 (select |c_#valid| v_idx_141)) (< v_idx_141 c_ULTIMATE.start_main_p2))))) (forall ((v_idx_159 Int) (v_idx_149 Int) (v_idx_157 Int) (v_idx_158 Int) (v_idx_151 Int) (v_idx_152 Int) (v_idx_160 Int) (v_idx_161 Int) (v_idx_150 Int) (v_idx_155 Int) (v_idx_156 Int) (v_idx_153 Int) (v_idx_154 Int)) (exists ((v_v_465_1 Int) (v_v_462_1 Int) (v_v_463_1 Int) (v_v_468_1 Int) (v_v_466_1 Int) (v_v_467_1 Int) (v_v_459_1 Int) (v_v_461_1 Int) (v_v_471_1 Int) (v_v_470_1 Int)) (and (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_malloc_ptr) (or (= (select |c_#memory_int| v_idx_160) v_v_470_1) (< v_idx_160 (+ c_ULTIMATE.start_main_p2 1))) (or (< v_idx_150 c_ULTIMATE.start_main_p2) (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_150)) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_150)) (<= (- (- c_ULTIMATE.start_main_p2) (- c_ULTIMATE.start_malloc_ptr)) 0) (<= v_v_467_1 2) (<= c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (or (< v_idx_159 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_159) (= (select |c_#memory_int| v_idx_159) 0)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 1)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (<= 0 v_v_467_1) (or (< v_idx_155 (+ c_ULTIMATE.start_main_p2 1)) (= v_v_465_1 (select |c_#valid| v_idx_155))) (or (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_151) v_v_461_1) (< v_idx_151 (+ c_ULTIMATE.start_main_p2 1))) (or (= (select |c_#memory_int| v_idx_158) v_v_468_1) (< v_idx_158 (+ c_ULTIMATE.start_main_p1 1)) (<= c_ULTIMATE.start_main_p2 v_idx_158)) (or (<= c_ULTIMATE.start_main_p1 v_idx_156) (= v_v_466_1 (select |c_#memory_int| v_idx_156))) (or (= v_v_459_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_149)) (<= c_ULTIMATE.start_main_p2 v_idx_149)) (<= (- v_v_467_1 (- v_v_467_1)) 4) (or (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_157) (< v_idx_157 c_ULTIMATE.start_main_p1) (= (select |c_#memory_int| v_idx_157) v_v_467_1)) (<= (- (- v_v_467_1) v_v_467_1) 0) (= v_v_462_1 (select |c_old(#valid)| v_idx_152)) (or (= 1 (select |c_#valid| v_idx_154)) (< v_idx_154 c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_154)) (or (= v_v_463_1 (select |c_#valid| v_idx_153)) (<= c_ULTIMATE.start_main_p2 v_idx_153)) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) 0) (= v_v_471_1 (select |c_old(#memory_int)| v_idx_161)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p2)))))} [2019-01-18 14:50:41,092 WARN L228 ngHoareTripleChecker]: Action: #memory_int := #memory_int[main_p1 := #memory_int[main_p1] + 1]; [2019-01-18 14:50:41,092 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (= |c_#memory_int_primed| (store |c_#memory_int| c_ULTIMATE.start_main_p1 (+ (select |c_#memory_int| c_ULTIMATE.start_main_p1) 1))) [2019-01-18 14:50:41,092 WARN L230 ngHoareTripleChecker]: Post: {2147483636#(forall ((v_idx_170 Int) (v_idx_168 Int) (v_idx_169 Int) (v_idx_162 Int) (v_idx_173 Int) (v_idx_163 Int) (v_idx_174 Int) (v_idx_171 Int) (v_idx_172 Int) (v_idx_166 Int) (v_idx_167 Int) (v_idx_164 Int) (v_idx_165 Int)) (exists ((v_v_465_1 Int) (v_v_462_1 Int) (v_v_463_1 Int) (v_v_468_1 Int) (v_v_466_1 Int) (v_v_459_1 Int) (v_v_471_1 Int) (v_v_461_1 Int) (v_v_492_1 Int) (v_v_470_1 Int)) (and (or (= 0 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_163)) (< v_idx_163 c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_163)) (or (= 0 (select |c_#memory_int| v_idx_173)) (< v_idx_173 c_ULTIMATE.start_malloc_ptr) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_173)) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_malloc_ptr) (= v_v_462_1 (select |c_old(#valid)| v_idx_165)) (or (<= c_ULTIMATE.start_malloc_ptr v_idx_166) (= v_v_463_1 (select |c_#valid| v_idx_166))) (<= (- (- c_ULTIMATE.start_main_p2) (- c_ULTIMATE.start_malloc_ptr)) 0) (<= v_v_492_1 3) (or (< v_idx_172 (+ c_ULTIMATE.start_main_p1 1)) (= v_v_468_1 (select |c_#memory_int| v_idx_172)) (<= c_ULTIMATE.start_malloc_ptr v_idx_172)) (or (<= c_ULTIMATE.start_malloc_ptr v_idx_162) (= (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_162) v_v_459_1)) (= v_v_471_1 (select |c_old(#memory_int)| v_idx_169)) (<= c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_malloc_ptr) (- 1)) (or (< v_idx_167 c_ULTIMATE.start_malloc_ptr) (= 1 (select |c_#valid| v_idx_167)) (<= (+ c_ULTIMATE.start_main_p2 1) v_idx_167)) (<= (- c_ULTIMATE.start_main_p1 c_ULTIMATE.start_main_p2) (- 1)) (or (<= c_ULTIMATE.start_main_p1 v_idx_170) (= v_v_466_1 (select |c_#memory_int| v_idx_170))) (<= (- (- v_v_492_1) v_v_492_1) (- 2)) (<= 1 v_v_492_1) (or (< v_idx_164 (+ c_ULTIMATE.start_main_p2 1)) (= v_v_461_1 (select |c_ULTIMATE.start_malloc_old_#valid| v_idx_164))) (or (= (select |c_#memory_int| v_idx_174) v_v_470_1) (< v_idx_174 (+ c_ULTIMATE.start_main_p2 1))) (or (= v_v_465_1 (select |c_#valid| v_idx_168)) (< v_idx_168 (+ c_ULTIMATE.start_main_p2 1))) (<= (- c_ULTIMATE.start_main_p2 c_ULTIMATE.start_malloc_ptr) 0) (<= (- v_v_492_1 (- v_v_492_1)) 6) (or (= (select |c_#memory_int| v_idx_171) v_v_492_1) (< v_idx_171 c_ULTIMATE.start_main_p1) (<= (+ c_ULTIMATE.start_main_p1 1) v_idx_171)) (<= c_ULTIMATE.start_malloc_ptr c_ULTIMATE.start_main_p2) (<= (+ c_ULTIMATE.start_main_p1 1) c_ULTIMATE.start_main_p2))))} [2019-01-18 14:50:41,093 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 14:50:41,511 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 14:50:41,511 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 14:50:45,021 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2019-01-18 14:50:45,024 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.handleInfeasibleCase(BaseRefinementStrategy.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:206) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.getRedundancy(SimplifyDDA.java:626) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getRedundancy(SimplifyDDAWithTimeout.java:122) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA$Simplifier.walk(SimplifyDDA.java:371) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.simplification.SimplifyDDA.simplifyOnce(SimplifyDDA.java:650) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SimplifyDDAWithTimeout.getSimplifiedTerm(SimplifyDDAWithTimeout.java:187) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.simplify(SmtUtils.java:152) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.DebuggingHoareTripleChecker.toStringSimplified(DebuggingHoareTripleChecker.java:313) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.DebuggingHoareTripleChecker.logUnsoundness(DebuggingHoareTripleChecker.java:270) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.DebuggingHoareTripleChecker.checkValidity(DebuggingHoareTripleChecker.java:192) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.DebuggingHoareTripleChecker.checkValidity(DebuggingHoareTripleChecker.java:179) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.DebuggingHoareTripleChecker.checkInternal(DebuggingHoareTripleChecker.java:139) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.rcfg.RcfgDebugHelper.isPostSound(RcfgDebugHelper.java:80) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.rcfg.RcfgDebugHelper.isPostSound(RcfgDebugHelper.java:62) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.rcfg.RcfgDebugHelper.isPostSound(RcfgDebugHelper.java:1) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.assertIsPostSound(FixpointEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateAbstractPost(FixpointEngine.java:254) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateFixpoint(FixpointEngine.java:134) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.run(FixpointEngine.java:105) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.tool.AbstractInterpreter.runWithoutTimeoutAndResults(AbstractInterpreter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner.generateFixpoints(CegarAbsIntRunner.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.constructInterpolantGenerator(BaseTaipanRefinementStrategy.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.getInterpolantGenerator(BaseTaipanRefinementStrategy.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:380) ... 20 more Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 50 more [2019-01-18 14:50:45,032 INFO L168 Benchmark]: Toolchain (without parser) took 48965.28 ms. Allocated memory was 135.3 MB in the beginning and 504.4 MB in the end (delta: 369.1 MB). Free memory was 110.4 MB in the beginning and 220.7 MB in the end (delta: -110.3 MB). Peak memory consumption was 392.1 MB. Max. memory is 7.1 GB. [2019-01-18 14:50:45,034 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.22 ms. Allocated memory is still 135.3 MB. Free memory is still 111.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-18 14:50:45,034 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.36 ms. Allocated memory is still 135.3 MB. Free memory was 110.4 MB in the beginning and 108.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-01-18 14:50:45,035 INFO L168 Benchmark]: Boogie Preprocessor took 29.28 ms. Allocated memory is still 135.3 MB. Free memory was 108.2 MB in the beginning and 106.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-01-18 14:50:45,036 INFO L168 Benchmark]: RCFGBuilder took 342.15 ms. Allocated memory is still 135.3 MB. Free memory was 106.9 MB in the beginning and 95.6 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-01-18 14:50:45,037 INFO L168 Benchmark]: TraceAbstraction took 48524.43 ms. Allocated memory was 135.3 MB in the beginning and 504.4 MB in the end (delta: 369.1 MB). Free memory was 95.4 MB in the beginning and 220.7 MB in the end (delta: -125.3 MB). Peak memory consumption was 377.1 MB. Max. memory is 7.1 GB. [2019-01-18 14:50:45,041 INFO L336 ainManager$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 0.22 ms. Allocated memory is still 135.3 MB. Free memory is still 111.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 64.36 ms. Allocated memory is still 135.3 MB. Free memory was 110.4 MB in the beginning and 108.2 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.28 ms. Allocated memory is still 135.3 MB. Free memory was 108.2 MB in the beginning and 106.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 342.15 ms. Allocated memory is still 135.3 MB. Free memory was 106.9 MB in the beginning and 95.6 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 48524.43 ms. Allocated memory was 135.3 MB in the beginning and 504.4 MB in the end (delta: 369.1 MB). Free memory was 95.4 MB in the beginning and 220.7 MB in the end (delta: -125.3 MB). Peak memory consumption was 377.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...