java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf -i ../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified03.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b7bd044-m [2019-01-18 15:07:02,360 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-18 15:07:02,362 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-18 15:07:02,374 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-18 15:07:02,374 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-18 15:07:02,375 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-18 15:07:02,377 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-18 15:07:02,379 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-18 15:07:02,381 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-18 15:07:02,382 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-18 15:07:02,383 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2019-01-18 15:07:02,409 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf [2019-01-18 15:07:02,422 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-18 15:07:02,425 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-18 15:07:02,425 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-01-18 15:07:02,426 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2019-01-18 15:07:02,426 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-01-18 15:07:02,426 INFO L133 SettingsManager]: * User list type=DISABLED [2019-01-18 15:07:02,426 INFO L133 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-01-18 15:07:02,427 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-01-18 15:07:02,427 INFO L133 SettingsManager]: * Explicit value domain=true [2019-01-18 15:07:02,427 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-01-18 15:07:02,427 INFO L133 SettingsManager]: * Octagon Domain=false [2019-01-18 15:07:02,427 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2019-01-18 15:07:02,428 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-01-18 15:07:02,428 INFO L133 SettingsManager]: * Interval Domain=false [2019-01-18 15:07:02,428 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-18 15:07:02,428 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-18 15:07:02,429 INFO L133 SettingsManager]: * Use SBE=true [2019-01-18 15:07:02,429 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-18 15:07:02,430 INFO L133 SettingsManager]: * sizeof long=4 [2019-01-18 15:07:02,430 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-18 15:07:02,430 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-01-18 15:07:02,430 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-18 15:07:02,430 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-18 15:07:02,431 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-18 15:07:02,431 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-18 15:07:02,431 INFO L133 SettingsManager]: * sizeof long double=12 [2019-01-18 15:07:02,431 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-18 15:07:02,431 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-18 15:07:02,432 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-18 15:07:02,432 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-18 15:07:02,433 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-18 15:07:02,433 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-18 15:07:02,433 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-18 15:07:02,433 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-18 15:07:02,433 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-18 15:07:02,434 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-01-18 15:07:02,434 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-18 15:07:02,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-18 15:07:02,434 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-01-18 15:07:02,434 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-01-18 15:07:02,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-18 15:07:02,498 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-18 15:07:02,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-18 15:07:02,505 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-01-18 15:07:02,506 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2019-01-18 15:07:02,507 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified03.bpl [2019-01-18 15:07:02,507 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/toy/tooDifficultLoopInvariant/PointerIncrement-simplified03.bpl' [2019-01-18 15:07:02,571 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-18 15:07:02,573 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-01-18 15:07:02,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-01-18 15:07:02,574 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-01-18 15:07:02,574 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-01-18 15:07:02,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "PointerIncrement-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 03:07:02" (1/1) ... [2019-01-18 15:07:02,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "PointerIncrement-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 03:07:02" (1/1) ... [2019-01-18 15:07:02,615 WARN L165 Inliner]: Program contained no entry procedure! [2019-01-18 15:07:02,616 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2019-01-18 15:07:02,616 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2019-01-18 15:07:02,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-01-18 15:07:02,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-01-18 15:07:02,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-01-18 15:07:02,638 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-01-18 15:07:02,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "PointerIncrement-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 03:07:02" (1/1) ... [2019-01-18 15:07:02,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "PointerIncrement-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 03:07:02" (1/1) ... [2019-01-18 15:07:02,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 03:07:02" (1/1) ... [2019-01-18 15:07:02,652 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "PointerIncrement-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 03:07:02" (1/1) ... [2019-01-18 15:07:02,659 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "PointerIncrement-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 03:07:02" (1/1) ... [2019-01-18 15:07:02,664 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "PointerIncrement-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 03:07:02" (1/1) ... [2019-01-18 15:07:02,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "PointerIncrement-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 03:07:02" (1/1) ... [2019-01-18 15:07:02,667 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-01-18 15:07:02,668 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-01-18 15:07:02,668 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-01-18 15:07:02,668 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-01-18 15:07:02,671 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "PointerIncrement-simplified03.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 18.01 03:07:02" (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 15:07:02,741 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-01-18 15:07:02,742 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-01-18 15:07:02,742 INFO L130 BoogieDeclarations]: Found specification of procedure ~malloc [2019-01-18 15:07:03,153 INFO L278 CfgBuilder]: Using library mode [2019-01-18 15:07:03,153 INFO L286 CfgBuilder]: Removed 3 assue(true) statements. [2019-01-18 15:07:03,155 INFO L202 PluginConnector]: Adding new model PointerIncrement-simplified03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 03:07:03 BoogieIcfgContainer [2019-01-18 15:07:03,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-01-18 15:07:03,157 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-01-18 15:07:03,157 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-01-18 15:07:03,158 INFO L276 PluginConnector]: Abstract Interpretation initialized [2019-01-18 15:07:03,159 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "PointerIncrement-simplified03.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.01 03:07:03" (1/1) ... [2019-01-18 15:07:03,204 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2019-01-18 15:07:03,614 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:07:03,614 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:07:03,615 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:07:03,617 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:07:03,617 WARN L224 ngHoareTripleChecker]: Pre: {2147483647#(forall ((v_idx_7 Int) (v_idx_8 Int) (v_idx_9 Int) (v_idx_3 Int) (v_idx_10 Int) (v_idx_4 Int) (v_idx_5 Int) (v_idx_6 Int) (v_idx_1 Int) (v_idx_2 Int)) (exists ((v_v_8_1 Int) (v_v_3_1 Bool) (v_v_4_1 Bool) (v_v_0_1 Int) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_9_1 Bool) (v_v_6_1 Int)) (and (= (select |c_old(#length)| v_idx_9) v_v_2_1) (= (select v_v_5_1 v_idx_3) v_v_6_1) (= (select |c_main_~malloc_old_#length| v_idx_2) v_v_0_1) (= (select |c_old(#valid)| v_idx_5) v_v_4_1) (= v_v_9_1 (select |c_main_~malloc_old_#valid| v_idx_10)) (= (select |c_#length| v_idx_8) v_v_1_1) (= (select v_v_7_1 v_idx_1) v_v_8_1) (= v_v_5_1 (select |c_#memory_int| v_idx_6)) (= v_v_3_1 (select |c_#valid| v_idx_4)) (= (select |c_old(#memory_int)| v_idx_7) v_v_7_1))))} [2019-01-18 15:07:03,621 WARN L228 ngHoareTripleChecker]: Action: ~malloc_old_#length, ~malloc_old_#valid := #length, #valid;~malloc_~size := 400;havoc ~malloc_#res.base, ~malloc_#res.offset;havoc #valid, #length;assume ~malloc_old_#valid[~malloc_#res.base] == false;assume #valid == ~malloc_old_#valid[~malloc_#res.base := true];assume ~malloc_#res.offset == 0;assume ~malloc_#res.base != 0;assume #length == ~malloc_old_#length[~malloc_#res.base := ~malloc_~size];p.base, p.offset := ~malloc_#res.base, ~malloc_#res.offset;q.base, q.offset := p.base, p.offset; [2019-01-18 15:07:03,622 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (not (select |c_main_~malloc_old_#valid_primed| |c_main_~malloc_#res.base_primed|)) (= c_main_p.offset_primed |c_main_~malloc_#res.offset_primed|) (= (store |c_main_~malloc_old_#length_primed| |c_main_~malloc_#res.base_primed| c_main_~malloc_~size_primed) |c_#length_primed|) (= |c_main_~malloc_old_#valid_primed| |c_#valid|) (= c_main_p.base_primed |c_main_~malloc_#res.base_primed|) (= |c_main_~malloc_old_#length_primed| |c_#length|) (= c_main_~malloc_~size_primed 400) (= c_main_q.offset_primed c_main_p.offset_primed) (= c_main_q.base_primed c_main_p.base_primed) (= (store |c_main_~malloc_old_#valid_primed| |c_main_~malloc_#res.base_primed| true) |c_#valid_primed|) (= 0 |c_main_~malloc_#res.offset_primed|) (not (= |c_main_~malloc_#res.base_primed| 0))) [2019-01-18 15:07:03,623 WARN L230 ngHoareTripleChecker]: Post: {2147483646#(forall ((v_idx_14 Int) (v_idx_15 Int) (v_idx_23 Int) (v_idx_12 Int) (v_idx_24 Int) (v_idx_13 Int) (v_idx_21 Int) (v_idx_22 Int) (v_idx_11 Int) (v_idx_20 Int) (v_idx_18 Int) (v_idx_19 Int) (v_idx_16 Int) (v_idx_17 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (or (< v_idx_22 v_b_8_1) (= 400 (select |c_#length| v_idx_22)) (<= v_b_9_1 v_idx_22)) (= c_main_q.offset 0) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (or (< v_idx_16 v_b_4_1) (<= v_b_5_1 v_idx_16) (= (select |c_#valid| v_idx_16) v_v_19_1)) (or (= (select |c_#length| v_idx_23) v_v_26_1) (< v_idx_23 v_b_9_1)) v_v_19_1 (= (select v_v_7_1 v_idx_11) v_v_8_1) (or (<= v_b_4_1 v_idx_15) (= (select |c_#valid| v_idx_15) v_v_18_1)) (= (select |c_main_~malloc_old_#valid| v_idx_24) v_v_12_1) (or (= v_v_20_1 (select |c_#valid| v_idx_17)) (< v_idx_17 v_b_5_1)) (not (= c_main_q.base 0)) (= (select |c_old(#valid)| v_idx_14) v_v_4_1) (= v_v_5_1 (select |c_#memory_int| v_idx_18)) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_19)) (not (= c_main_p.base 0)) (= (select |c_old(#length)| v_idx_20) v_v_2_1) (or (= (select |c_#length| v_idx_21) v_v_24_1) (<= v_b_8_1 v_idx_21)) (= v_v_6_1 (select v_v_5_1 v_idx_13)) (= (select |c_main_~malloc_old_#length| v_idx_12) v_v_1_1))))} [2019-01-18 15:07:03,623 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:07:03,625 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:07:03,625 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:07:03,708 WARN L270 ngHoareTripleChecker]: Pre: {2147483647#true} [2019-01-18 15:07:03,709 WARN L274 ngHoareTripleChecker]: Action: ~malloc_old_#length, ~malloc_old_#valid := #length, #valid;~malloc_~size := 400;havoc ~malloc_#res.base, ~malloc_#res.offset;havoc #valid, #length;assume ~malloc_old_#valid[~malloc_#res.base] == false;assume #valid == ~malloc_old_#valid[~malloc_#res.base := true];assume ~malloc_#res.offset == 0;assume ~malloc_#res.base != 0;assume #length == ~malloc_old_#length[~malloc_#res.base := ~malloc_~size];p.base, p.offset := ~malloc_#res.base, ~malloc_#res.offset;q.base, q.offset := p.base, p.offset; [2019-01-18 15:07:03,710 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (not (select |c_main_~malloc_old_#valid_primed| |c_main_~malloc_#res.base_primed|)) (= c_main_p.offset_primed |c_main_~malloc_#res.offset_primed|) (= (store |c_main_~malloc_old_#length_primed| |c_main_~malloc_#res.base_primed| c_main_~malloc_~size_primed) |c_#length_primed|) (= |c_main_~malloc_old_#valid_primed| |c_#valid|) (= c_main_p.base_primed |c_main_~malloc_#res.base_primed|) (= |c_main_~malloc_old_#length_primed| |c_#length|) (= c_main_~malloc_~size_primed 400) (= c_main_q.offset_primed c_main_p.offset_primed) (= c_main_q.base_primed c_main_p.base_primed) (= (store |c_main_~malloc_old_#valid_primed| |c_main_~malloc_#res.base_primed| true) |c_#valid_primed|) (= 0 |c_main_~malloc_#res.offset_primed|) (not (= |c_main_~malloc_#res.base_primed| 0))) [2019-01-18 15:07:04,084 WARN L276 ngHoareTripleChecker]: Post: {2147483646#(and (= main_q.offset 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:07:04,307 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:07:04,307 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:07:04,308 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:07:04,308 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:07:04,308 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_32 Int) (v_idx_33 Int) (v_idx_30 Int) (v_idx_31 Int) (v_idx_29 Int) (v_idx_27 Int) (v_idx_38 Int) (v_idx_28 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |c_main_~malloc_old_#valid| v_idx_38) v_v_12_1) (or (= (select |c_#length| v_idx_36) 400) (<= v_b_9_1 v_idx_36) (< v_idx_36 v_b_8_1)) (= c_main_q.offset 0) (= (select v_v_7_1 v_idx_25) v_v_8_1) (not (= |c_main_~malloc_#res.base| 0)) (or (= (select |c_#valid| v_idx_31) v_v_20_1) (< v_idx_31 v_b_5_1)) (= c_main_p.offset 0) (= (select |c_old(#length)| v_idx_34) v_v_2_1) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_5_1 (select |c_#memory_int| v_idx_32)) (or (< v_idx_37 v_b_9_1) (= (select |c_#length| v_idx_37) v_v_26_1)) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_33)) v_v_19_1 (or (<= v_b_8_1 v_idx_35) (= (select |c_#length| v_idx_35) v_v_24_1)) (not (= c_main_q.base 0)) (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_26)) (or (= (select |c_#valid| v_idx_30) v_v_19_1) (<= v_b_5_1 v_idx_30) (< v_idx_30 v_b_4_1)) (not (= c_main_p.base 0)) (or (<= v_b_4_1 v_idx_29) (= (select |c_#valid| v_idx_29) v_v_18_1)) (= (select v_v_5_1 v_idx_27) v_v_6_1) (= v_v_4_1 (select |c_old(#valid)| v_idx_28)))))} [2019-01-18 15:07:04,308 WARN L228 ngHoareTripleChecker]: Action: assume q.offset < p.offset + 400; [2019-01-18 15:07:04,309 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (< c_main_q.offset (+ c_main_p.offset 400)) [2019-01-18 15:07:04,309 WARN L230 ngHoareTripleChecker]: Post: {2147483644#(forall ((v_idx_47 Int) (v_idx_48 Int) (v_idx_45 Int) (v_idx_46 Int) (v_idx_43 Int) (v_idx_44 Int) (v_idx_41 Int) (v_idx_52 Int) (v_idx_42 Int) (v_idx_50 Int) (v_idx_40 Int) (v_idx_51 Int) (v_idx_49 Int) (v_idx_39 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_v_4_1 Bool) (v_b_9_1 Int) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (or (= (select |c_#length| v_idx_49) v_v_24_1) (<= v_b_8_1 v_idx_49)) (not (= |c_main_~malloc_#res.base| 0)) (= (select |c_old(#length)| v_idx_48) v_v_2_1) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_main_~malloc_old_#valid| v_idx_52) v_v_12_1) (= (select |c_old(#valid)| v_idx_42) v_v_4_1) (or (< v_idx_45 v_b_5_1) (= (select |c_#valid| v_idx_45) v_v_20_1)) (or (= (select |c_#length| v_idx_51) v_v_26_1) (< v_idx_51 v_b_9_1)) (or (<= v_b_4_1 v_idx_43) (= (select |c_#valid| v_idx_43) v_v_18_1)) (or (= (select |c_#length| v_idx_50) 400) (<= v_b_9_1 v_idx_50) (< v_idx_50 v_b_8_1)) v_v_19_1 (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_40)) (= (select v_v_7_1 v_idx_39) v_v_8_1) (not (= c_main_q.base 0)) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_47)) (= (select v_v_5_1 v_idx_41) v_v_6_1) (or (= (select |c_#valid| v_idx_44) v_v_19_1) (< v_idx_44 v_b_4_1) (<= v_b_5_1 v_idx_44)) (= (select |c_#memory_int| v_idx_46) v_v_5_1) (not (= c_main_p.base 0)))))} [2019-01-18 15:07:04,309 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:07:04,312 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:07:04,312 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:07:04,484 WARN L270 ngHoareTripleChecker]: Pre: {2147483645#(and (= main_q.offset 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:07:04,485 WARN L274 ngHoareTripleChecker]: Action: assume q.offset < p.offset + 400; [2019-01-18 15:07:04,485 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (< c_main_q.offset (+ c_main_p.offset 400)) [2019-01-18 15:07:04,723 WARN L276 ngHoareTripleChecker]: Post: {2147483644#(and (= main_q.offset 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:07:04,931 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:07:04,931 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:07:04,931 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:07:04,932 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:07:04,932 WARN L224 ngHoareTripleChecker]: Pre: {2147483639#(forall ((v_idx_89 Int) (v_idx_87 Int) (v_idx_88 Int) (v_idx_85 Int) (v_idx_86 Int) (v_idx_83 Int) (v_idx_94 Int) (v_idx_84 Int) (v_idx_81 Int) (v_idx_92 Int) (v_idx_82 Int) (v_idx_93 Int) (v_idx_90 Int) (v_idx_91 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_v_4_1 Bool) (v_b_9_1 Int) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_82)) (or (<= v_b_5_1 v_idx_86) (= (select |c_#valid| v_idx_86) v_v_19_1) (< v_idx_86 v_b_4_1)) (= c_main_q.offset 0) (not (= |c_main_~malloc_#res.base| 0)) (= (select v_v_7_1 v_idx_81) v_v_8_1) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_old(#valid)| v_idx_84) v_v_4_1) (= v_v_5_1 (select |c_#memory_int| v_idx_88)) (= (select v_v_5_1 v_idx_83) v_v_6_1) (= v_v_2_1 (select |c_old(#length)| v_idx_90)) (= (select |c_main_~malloc_old_#valid| v_idx_94) v_v_12_1) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_89)) v_v_19_1 (or (= (select |c_#length| v_idx_93) v_v_26_1) (< v_idx_93 v_b_9_1)) (not (= c_main_q.base 0)) (or (= (select |c_#length| v_idx_92) 400) (< v_idx_92 v_b_8_1) (<= v_b_9_1 v_idx_92)) (not (= c_main_p.base 0)) (or (<= v_b_4_1 v_idx_85) (= (select |c_#valid| v_idx_85) v_v_18_1)) (or (= (select |c_#valid| v_idx_87) v_v_20_1) (< v_idx_87 v_b_5_1)) (or (= (select |c_#length| v_idx_91) v_v_24_1) (<= v_b_8_1 v_idx_91)))))} [2019-01-18 15:07:04,932 WARN L228 ngHoareTripleChecker]: Action: assume !(4 + q.offset <= #length[q.base]); [2019-01-18 15:07:04,932 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base))) [2019-01-18 15:07:04,932 WARN L230 ngHoareTripleChecker]: Post: {2147483638#(forall ((v_idx_104 Int) (v_idx_105 Int) (v_idx_102 Int) (v_idx_103 Int) (v_idx_98 Int) (v_idx_99 Int) (v_idx_106 Int) (v_idx_96 Int) (v_idx_97 Int) (v_idx_95 Int) (v_idx_100 Int) (v_idx_101 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_4_1 Bool) (v_v_27_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (= (select |c_#length| v_idx_105) v_v_27_1) (or (<= v_b_5_1 v_idx_100) (= (select |c_#valid| v_idx_100) v_v_19_1) (< v_idx_100 v_b_4_1)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select v_v_7_1 v_idx_95) v_v_8_1) (or (= (select |c_#valid| v_idx_99) v_v_18_1) (<= v_b_4_1 v_idx_99)) (= (select |c_#memory_int| v_idx_102) v_v_5_1) (= v_v_2_1 (select |c_old(#length)| v_idx_104)) (= (select |c_old(#memory_int)| v_idx_103) v_v_7_1) (= (select v_v_5_1 v_idx_97) v_v_6_1) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_106)) v_v_19_1 (= (select |c_old(#valid)| v_idx_98) v_v_4_1) (not (= c_main_q.base 0)) (= (select |c_main_~malloc_old_#length| v_idx_96) v_v_1_1) (not (= c_main_p.base 0)) (or (= (select |c_#valid| v_idx_101) v_v_20_1) (< v_idx_101 v_b_5_1)))))} [2019-01-18 15:07:04,933 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:07:04,933 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:07:04,934 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:07:05,055 WARN L270 ngHoareTripleChecker]: Pre: {2147483639#(and (= main_q.offset 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:07:05,055 WARN L274 ngHoareTripleChecker]: Action: assume !(4 + q.offset <= #length[q.base]); [2019-01-18 15:07:05,056 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base))) [2019-01-18 15:07:05,466 WARN L276 ngHoareTripleChecker]: Post: {2147483638#(and (= main_q.offset 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:07:05,532 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:07:05,532 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:07:05,532 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:07:05,533 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:07:05,533 WARN L224 ngHoareTripleChecker]: Pre: {2147483637#(forall ((v_idx_115 Int) (v_idx_116 Int) (v_idx_113 Int) (v_idx_114 Int) (v_idx_108 Int) (v_idx_119 Int) (v_idx_109 Int) (v_idx_117 Int) (v_idx_107 Int) (v_idx_118 Int) (v_idx_111 Int) (v_idx_112 Int) (v_idx_120 Int) (v_idx_110 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_120)) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select v_v_5_1 v_idx_109) v_v_6_1) (or (< v_idx_119 v_b_9_1) (= (select |c_#length| v_idx_119) v_v_26_1)) (= (select |c_old(#valid)| v_idx_110) v_v_4_1) (= (select |c_#memory_int| v_idx_114) v_v_5_1) (= (select v_v_7_1 v_idx_107) v_v_8_1) v_v_19_1 (or (< v_idx_112 v_b_4_1) (= v_v_19_1 (select |c_#valid| v_idx_112)) (<= v_b_5_1 v_idx_112)) (or (< v_idx_118 v_b_8_1) (<= v_b_9_1 v_idx_118) (= 400 (select |c_#length| v_idx_118))) (not (= c_main_q.base 0)) (or (<= v_b_4_1 v_idx_111) (= (select |c_#valid| v_idx_111) v_v_18_1)) (or (< v_idx_113 v_b_5_1) (= (select |c_#valid| v_idx_113) v_v_20_1)) (not (= c_main_p.base 0)) (= (select |c_old(#length)| v_idx_116) v_v_2_1) (or (<= v_b_8_1 v_idx_117) (= (select |c_#length| v_idx_117) v_v_24_1)) (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_108)) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_115)))))} [2019-01-18 15:07:05,533 WARN L228 ngHoareTripleChecker]: Action: assume 4 + q.offset <= #length[q.base]; [2019-01-18 15:07:05,533 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base)) [2019-01-18 15:07:05,534 WARN L230 ngHoareTripleChecker]: Post: {2147483636#(forall ((v_idx_126 Int) (v_idx_127 Int) (v_idx_124 Int) (v_idx_125 Int) (v_idx_128 Int) (v_idx_129 Int) (v_idx_130 Int) (v_idx_122 Int) (v_idx_123 Int) (v_idx_131 Int) (v_idx_121 Int) (v_idx_132 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (or (< v_idx_126 v_b_4_1) (= (select |c_#valid| v_idx_126) v_v_19_1) (<= v_b_5_1 v_idx_126)) (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_122)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= (select v_v_5_1 v_idx_123) v_v_6_1) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_132)) v_v_19_1 (= v_v_4_1 (select |c_old(#valid)| v_idx_124)) (not (= c_main_q.base 0)) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_129)) (= v_v_2_1 (select |c_old(#length)| v_idx_130)) (= (select v_v_7_1 v_idx_121) v_v_8_1) (not (= c_main_p.base 0)) (or (= (select |c_#valid| v_idx_125) v_v_18_1) (<= v_b_4_1 v_idx_125)) (= (select |c_#length| v_idx_131) v_v_30_1) (or (< v_idx_127 v_b_5_1) (= (select |c_#valid| v_idx_127) v_v_20_1)) (= (select |c_#memory_int| v_idx_128) v_v_5_1))))} [2019-01-18 15:07:05,534 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:07:05,535 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:07:05,535 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:07:05,634 WARN L270 ngHoareTripleChecker]: Pre: {2147483637#(and (= main_q.offset 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:07:05,635 WARN L274 ngHoareTripleChecker]: Action: assume 4 + q.offset <= #length[q.base]; [2019-01-18 15:07:05,635 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base)) [2019-01-18 15:07:05,721 WARN L276 ngHoareTripleChecker]: Post: {2147483636#(and (= main_q.offset 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:07:05,784 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:07:05,784 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:07:05,784 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:07:05,784 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:07:05,785 WARN L224 ngHoareTripleChecker]: Pre: {2147483635#(forall ((v_idx_137 Int) (v_idx_138 Int) (v_idx_135 Int) (v_idx_136 Int) (v_idx_139 Int) (v_idx_140 Int) (v_idx_141 Int) (v_idx_144 Int) (v_idx_133 Int) (v_idx_134 Int) (v_idx_142 Int) (v_idx_143 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_141)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_134)) (= (select v_v_7_1 v_idx_133) v_v_8_1) (= v_v_6_1 (select v_v_5_1 v_idx_135)) (or (= (select |c_#valid| v_idx_138) v_v_19_1) (< v_idx_138 v_b_4_1) (<= v_b_5_1 v_idx_138)) (= v_v_30_1 (select |c_#length| v_idx_143)) v_v_19_1 (or (<= v_b_4_1 v_idx_137) (= (select |c_#valid| v_idx_137) v_v_18_1)) (= (select |c_old(#length)| v_idx_142) v_v_2_1) (= (select |c_old(#valid)| v_idx_136) v_v_4_1) (= (select |c_#memory_int| v_idx_140) v_v_5_1) (not (= c_main_q.base 0)) (not (= c_main_p.base 0)) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_144)) (or (< v_idx_139 v_b_5_1) (= v_v_20_1 (select |c_#valid| v_idx_139))))))} [2019-01-18 15:07:05,785 WARN L228 ngHoareTripleChecker]: Action: q.base, q.offset := q.base, q.offset + 4; [2019-01-18 15:07:05,785 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_main_q.offset_primed (+ c_main_q.offset 4)) (= c_main_q.base_primed c_main_q.base)) [2019-01-18 15:07:05,785 WARN L230 ngHoareTripleChecker]: Post: {2147483634#(forall ((v_idx_148 Int) (v_idx_149 Int) (v_idx_146 Int) (v_idx_147 Int) (v_idx_151 Int) (v_idx_152 Int) (v_idx_150 Int) (v_idx_155 Int) (v_idx_145 Int) (v_idx_156 Int) (v_idx_153 Int) (v_idx_154 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_146)) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_156)) (or (= (select |c_#valid| v_idx_151) v_v_20_1) (< v_idx_151 v_b_5_1)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (or (<= v_b_5_1 v_idx_150) (= (select |c_#valid| v_idx_150) v_v_19_1) (< v_idx_150 v_b_4_1)) (= |c_main_~malloc_#res.offset| 0) (= c_main_q.offset 4) (= c_main_~malloc_~size 400) (= (select |c_old(#valid)| v_idx_148) v_v_4_1) (= (select |c_old(#length)| v_idx_154) v_v_2_1) (= v_v_30_1 (select |c_#length| v_idx_155)) v_v_19_1 (= v_v_8_1 (select v_v_7_1 v_idx_145)) (not (= c_main_q.base 0)) (or (= (select |c_#valid| v_idx_149) v_v_18_1) (<= v_b_4_1 v_idx_149)) (= (select |c_#memory_int| v_idx_152) v_v_5_1) (not (= c_main_p.base 0)) (= (select v_v_5_1 v_idx_147) v_v_6_1) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_153)))))} [2019-01-18 15:07:05,786 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:07:05,787 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:07:05,787 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:07:05,861 WARN L270 ngHoareTripleChecker]: Pre: {2147483635#(and (= main_q.offset 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:07:05,861 WARN L274 ngHoareTripleChecker]: Action: q.base, q.offset := q.base, q.offset + 4; [2019-01-18 15:07:05,861 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_main_q.offset_primed (+ c_main_q.offset 4)) (= c_main_q.base_primed c_main_q.base)) [2019-01-18 15:07:05,907 WARN L276 ngHoareTripleChecker]: Post: {2147483634#(and (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_q.offset 4) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:07:06,362 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:07:06,363 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:07:06,363 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:07:06,363 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:07:06,363 WARN L224 ngHoareTripleChecker]: Pre: {2147483633#(or (forall ((v_idx_170 Int) (v_idx_159 Int) (v_idx_168 Int) (v_idx_157 Int) (v_idx_169 Int) (v_idx_158 Int) (v_idx_162 Int) (v_idx_163 Int) (v_idx_160 Int) (v_idx_161 Int) (v_idx_166 Int) (v_idx_167 Int) (v_idx_164 Int) (v_idx_165 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_v_4_1 Bool) (v_b_9_1 Int) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (= (select |c_old(#valid)| v_idx_160) v_v_4_1) (= (select |c_old(#memory_int)| v_idx_165) v_v_7_1) (= (select v_v_5_1 v_idx_159) v_v_6_1) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (or (< v_idx_169 v_b_9_1) (= v_v_26_1 (select |c_#length| v_idx_169))) (= (select |c_#memory_int| v_idx_164) v_v_5_1) v_v_19_1 (or (= (select |c_#valid| v_idx_163) v_v_20_1) (< v_idx_163 v_b_5_1)) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_170)) (or (= (select |c_#length| v_idx_167) v_v_24_1) (<= v_b_8_1 v_idx_167)) (not (= c_main_q.base 0)) (= (select v_v_7_1 v_idx_157) v_v_8_1) (or (= (select |c_#valid| v_idx_161) v_v_18_1) (<= v_b_4_1 v_idx_161)) (not (= c_main_p.base 0)) (or (<= v_b_9_1 v_idx_168) (< v_idx_168 v_b_8_1) (= (select |c_#length| v_idx_168) 400)) (or (<= v_b_5_1 v_idx_162) (= (select |c_#valid| v_idx_162) v_v_19_1) (< v_idx_162 v_b_4_1)) (= (select |c_main_~malloc_old_#length| v_idx_158) v_v_1_1) (= (select |c_old(#length)| v_idx_166) v_v_2_1)))) (forall ((v_idx_179 Int) (v_idx_180 Int) (v_idx_181 Int) (v_idx_173 Int) (v_idx_174 Int) (v_idx_182 Int) (v_idx_171 Int) (v_idx_172 Int) (v_idx_177 Int) (v_idx_178 Int) (v_idx_175 Int) (v_idx_176 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |c_#memory_int| v_idx_178) v_v_5_1) (= v_v_4_1 (select |c_old(#valid)| v_idx_174)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_q.offset 4) (= c_main_~malloc_~size 400) (= (select v_v_7_1 v_idx_171) v_v_8_1) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_182)) (= (select |c_main_~malloc_old_#length| v_idx_172) v_v_1_1) (= v_v_30_1 (select |c_#length| v_idx_181)) (or (= (select |c_#valid| v_idx_175) v_v_18_1) (<= v_b_4_1 v_idx_175)) v_v_19_1 (or (= v_v_19_1 (select |c_#valid| v_idx_176)) (<= v_b_5_1 v_idx_176) (< v_idx_176 v_b_4_1)) (not (= c_main_q.base 0)) (not (= c_main_p.base 0)) (or (= (select |c_#valid| v_idx_177) v_v_20_1) (< v_idx_177 v_b_5_1)) (= (select |c_old(#memory_int)| v_idx_179) v_v_7_1) (= (select v_v_5_1 v_idx_173) v_v_6_1) (= (select |c_old(#length)| v_idx_180) v_v_2_1)))))} [2019-01-18 15:07:06,364 WARN L228 ngHoareTripleChecker]: Action: assume q.offset < p.offset + 400; [2019-01-18 15:07:06,364 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (< c_main_q.offset (+ c_main_p.offset 400)) [2019-01-18 15:07:06,364 WARN L230 ngHoareTripleChecker]: Post: {2147483632#(or (forall ((v_idx_203 Int) (v_idx_204 Int) (v_idx_201 Int) (v_idx_202 Int) (v_idx_207 Int) (v_idx_208 Int) (v_idx_205 Int) (v_idx_206 Int) (v_idx_199 Int) (v_idx_200 Int) (v_idx_197 Int) (v_idx_198 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |c_old(#valid)| v_idx_200) v_v_4_1) (not (= |c_main_~malloc_#res.base| 0)) (or (= (select |c_#valid| v_idx_201) v_v_18_1) (<= v_b_4_1 v_idx_201)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_q.offset 4) (= c_main_~malloc_~size 400) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_205)) (= v_v_8_1 (select v_v_7_1 v_idx_197)) (= (select |c_old(#length)| v_idx_206) v_v_2_1) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_208)) (= (select |c_#memory_int| v_idx_204) v_v_5_1) v_v_19_1 (or (= v_v_20_1 (select |c_#valid| v_idx_203)) (< v_idx_203 v_b_5_1)) (not (= c_main_q.base 0)) (= v_v_6_1 (select v_v_5_1 v_idx_199)) (or (< v_idx_202 v_b_4_1) (<= v_b_5_1 v_idx_202) (= (select |c_#valid| v_idx_202) v_v_19_1)) (not (= c_main_p.base 0)) (= (select |c_#length| v_idx_207) v_v_30_1) (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_198))))) (forall ((v_idx_191 Int) (v_idx_192 Int) (v_idx_190 Int) (v_idx_184 Int) (v_idx_195 Int) (v_idx_185 Int) (v_idx_196 Int) (v_idx_193 Int) (v_idx_183 Int) (v_idx_194 Int) (v_idx_188 Int) (v_idx_189 Int) (v_idx_186 Int) (v_idx_187 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (or (< v_idx_189 v_b_5_1) (= (select |c_#valid| v_idx_189) v_v_20_1)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_184)) (or (< v_idx_195 v_b_9_1) (= (select |c_#length| v_idx_195) v_v_26_1)) v_v_19_1 (= v_v_8_1 (select v_v_7_1 v_idx_183)) (= (select |c_main_~malloc_old_#valid| v_idx_196) v_v_12_1) (not (= c_main_q.base 0)) (= (select |c_#memory_int| v_idx_190) v_v_5_1) (= v_v_6_1 (select v_v_5_1 v_idx_185)) (or (<= v_b_8_1 v_idx_193) (= (select |c_#length| v_idx_193) v_v_24_1)) (or (<= v_b_9_1 v_idx_194) (< v_idx_194 v_b_8_1) (= (select |c_#length| v_idx_194) 400)) (not (= c_main_p.base 0)) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_191)) (or (< v_idx_188 v_b_4_1) (<= v_b_5_1 v_idx_188) (= (select |c_#valid| v_idx_188) v_v_19_1)) (or (= (select |c_#valid| v_idx_187) v_v_18_1) (<= v_b_4_1 v_idx_187)) (= (select |c_old(#length)| v_idx_192) v_v_2_1) (= (select |c_old(#valid)| v_idx_186) v_v_4_1)))))} [2019-01-18 15:07:06,364 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:07:06,365 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:07:06,365 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:07:12,453 WARN L181 SmtUtils]: Spent 6.08 s on a formula simplification that was a NOOP. DAG size: 153 [2019-01-18 15:07:12,453 WARN L270 ngHoareTripleChecker]: Pre: {2147483633#(or (forall ((v_idx_170 Int) (v_idx_159 Int) (v_idx_168 Int) (v_idx_157 Int) (v_idx_169 Int) (v_idx_158 Int) (v_idx_162 Int) (v_idx_163 Int) (v_idx_160 Int) (v_idx_161 Int) (v_idx_166 Int) (v_idx_167 Int) (v_idx_164 Int) (v_idx_165 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_v_4_1 Bool) (v_b_9_1 Int) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (= (select |old(#valid)| v_idx_160) v_v_4_1) (= (select |old(#memory_int)| v_idx_165) v_v_7_1) (= (select v_v_5_1 v_idx_159) v_v_6_1) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (or (< v_idx_169 v_b_9_1) (= v_v_26_1 (select |#length| v_idx_169))) (= (select |#memory_int| v_idx_164) v_v_5_1) v_v_19_1 (or (= (select |#valid| v_idx_163) v_v_20_1) (< v_idx_163 v_b_5_1)) (= v_v_12_1 (select |main_~malloc_old_#valid| v_idx_170)) (or (= (select |#length| v_idx_167) v_v_24_1) (<= v_b_8_1 v_idx_167)) (not (= main_q.base 0)) (= (select v_v_7_1 v_idx_157) v_v_8_1) (or (= (select |#valid| v_idx_161) v_v_18_1) (<= v_b_4_1 v_idx_161)) (not (= main_p.base 0)) (or (<= v_b_9_1 v_idx_168) (< v_idx_168 v_b_8_1) (= (select |#length| v_idx_168) 400)) (or (<= v_b_5_1 v_idx_162) (= (select |#valid| v_idx_162) v_v_19_1) (< v_idx_162 v_b_4_1)) (= (select |main_~malloc_old_#length| v_idx_158) v_v_1_1) (= (select |old(#length)| v_idx_166) v_v_2_1)))) (forall ((v_idx_179 Int) (v_idx_180 Int) (v_idx_181 Int) (v_idx_173 Int) (v_idx_174 Int) (v_idx_182 Int) (v_idx_171 Int) (v_idx_172 Int) (v_idx_177 Int) (v_idx_178 Int) (v_idx_175 Int) (v_idx_176 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |#memory_int| v_idx_178) v_v_5_1) (= v_v_4_1 (select |old(#valid)| v_idx_174)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_q.offset 4) (= main_~malloc_~size 400) (= (select v_v_7_1 v_idx_171) v_v_8_1) (= v_v_12_1 (select |main_~malloc_old_#valid| v_idx_182)) (= (select |main_~malloc_old_#length| v_idx_172) v_v_1_1) (= v_v_30_1 (select |#length| v_idx_181)) (or (= (select |#valid| v_idx_175) v_v_18_1) (<= v_b_4_1 v_idx_175)) v_v_19_1 (or (= v_v_19_1 (select |#valid| v_idx_176)) (<= v_b_5_1 v_idx_176) (< v_idx_176 v_b_4_1)) (not (= main_q.base 0)) (not (= main_p.base 0)) (or (= (select |#valid| v_idx_177) v_v_20_1) (< v_idx_177 v_b_5_1)) (= (select |old(#memory_int)| v_idx_179) v_v_7_1) (= (select v_v_5_1 v_idx_173) v_v_6_1) (= (select |old(#length)| v_idx_180) v_v_2_1)))))} [2019-01-18 15:07:12,453 WARN L274 ngHoareTripleChecker]: Action: assume q.offset < p.offset + 400; [2019-01-18 15:07:12,454 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (< c_main_q.offset (+ c_main_p.offset 400)) [2019-01-18 15:07:18,538 WARN L181 SmtUtils]: Spent 6.08 s on a formula simplification that was a NOOP. DAG size: 153 [2019-01-18 15:07:18,538 WARN L276 ngHoareTripleChecker]: Post: {2147483632#(or (forall ((v_idx_203 Int) (v_idx_204 Int) (v_idx_201 Int) (v_idx_202 Int) (v_idx_207 Int) (v_idx_208 Int) (v_idx_205 Int) (v_idx_206 Int) (v_idx_199 Int) (v_idx_200 Int) (v_idx_197 Int) (v_idx_198 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |old(#valid)| v_idx_200) v_v_4_1) (not (= |main_~malloc_#res.base| 0)) (or (= (select |#valid| v_idx_201) v_v_18_1) (<= v_b_4_1 v_idx_201)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_q.offset 4) (= main_~malloc_~size 400) (= v_v_7_1 (select |old(#memory_int)| v_idx_205)) (= v_v_8_1 (select v_v_7_1 v_idx_197)) (= (select |old(#length)| v_idx_206) v_v_2_1) (= v_v_12_1 (select |main_~malloc_old_#valid| v_idx_208)) (= (select |#memory_int| v_idx_204) v_v_5_1) v_v_19_1 (or (= v_v_20_1 (select |#valid| v_idx_203)) (< v_idx_203 v_b_5_1)) (not (= main_q.base 0)) (= v_v_6_1 (select v_v_5_1 v_idx_199)) (or (< v_idx_202 v_b_4_1) (<= v_b_5_1 v_idx_202) (= (select |#valid| v_idx_202) v_v_19_1)) (not (= main_p.base 0)) (= (select |#length| v_idx_207) v_v_30_1) (= v_v_1_1 (select |main_~malloc_old_#length| v_idx_198))))) (forall ((v_idx_191 Int) (v_idx_192 Int) (v_idx_190 Int) (v_idx_184 Int) (v_idx_195 Int) (v_idx_185 Int) (v_idx_196 Int) (v_idx_193 Int) (v_idx_183 Int) (v_idx_194 Int) (v_idx_188 Int) (v_idx_189 Int) (v_idx_186 Int) (v_idx_187 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (or (< v_idx_189 v_b_5_1) (= (select |#valid| v_idx_189) v_v_20_1)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= v_v_1_1 (select |main_~malloc_old_#length| v_idx_184)) (or (< v_idx_195 v_b_9_1) (= (select |#length| v_idx_195) v_v_26_1)) v_v_19_1 (= v_v_8_1 (select v_v_7_1 v_idx_183)) (= (select |main_~malloc_old_#valid| v_idx_196) v_v_12_1) (not (= main_q.base 0)) (= (select |#memory_int| v_idx_190) v_v_5_1) (= v_v_6_1 (select v_v_5_1 v_idx_185)) (or (<= v_b_8_1 v_idx_193) (= (select |#length| v_idx_193) v_v_24_1)) (or (<= v_b_9_1 v_idx_194) (< v_idx_194 v_b_8_1) (= (select |#length| v_idx_194) 400)) (not (= main_p.base 0)) (= v_v_7_1 (select |old(#memory_int)| v_idx_191)) (or (< v_idx_188 v_b_4_1) (<= v_b_5_1 v_idx_188) (= (select |#valid| v_idx_188) v_v_19_1)) (or (= (select |#valid| v_idx_187) v_v_18_1) (<= v_b_4_1 v_idx_187)) (= (select |old(#length)| v_idx_192) v_v_2_1) (= (select |old(#valid)| v_idx_186) v_v_4_1)))))} [2019-01-18 15:07:19,521 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:07:19,521 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:07:19,522 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:07:19,522 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:07:19,522 WARN L224 ngHoareTripleChecker]: Pre: {2147483627#(or (forall ((v_idx_269 Int) (v_idx_267 Int) (v_idx_268 Int) (v_idx_261 Int) (v_idx_272 Int) (v_idx_262 Int) (v_idx_273 Int) (v_idx_270 Int) (v_idx_271 Int) (v_idx_265 Int) (v_idx_266 Int) (v_idx_263 Int) (v_idx_274 Int) (v_idx_264 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_v_4_1 Bool) (v_b_9_1 Int) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (= v_v_4_1 (select |c_old(#valid)| v_idx_264)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= v_v_2_1 (select |c_old(#length)| v_idx_270)) (or (= (select |c_#length| v_idx_271) v_v_24_1) (<= v_b_8_1 v_idx_271)) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_6_1 (select v_v_5_1 v_idx_263)) (= (select |c_main_~malloc_old_#length| v_idx_262) v_v_1_1) (= v_v_8_1 (select v_v_7_1 v_idx_261)) (or (< v_idx_266 v_b_4_1) (<= v_b_5_1 v_idx_266) (= (select |c_#valid| v_idx_266) v_v_19_1)) (= (select |c_#memory_int| v_idx_268) v_v_5_1) v_v_19_1 (or (< v_idx_273 v_b_9_1) (= (select |c_#length| v_idx_273) v_v_26_1)) (not (= c_main_q.base 0)) (or (< v_idx_267 v_b_5_1) (= (select |c_#valid| v_idx_267) v_v_20_1)) (or (<= v_b_9_1 v_idx_272) (= (select |c_#length| v_idx_272) 400) (< v_idx_272 v_b_8_1)) (= (select |c_old(#memory_int)| v_idx_269) v_v_7_1) (not (= c_main_p.base 0)) (or (= (select |c_#valid| v_idx_265) v_v_18_1) (<= v_b_4_1 v_idx_265)) (= (select |c_main_~malloc_old_#valid| v_idx_274) v_v_12_1)))) (forall ((v_idx_278 Int) (v_idx_279 Int) (v_idx_280 Int) (v_idx_283 Int) (v_idx_284 Int) (v_idx_281 Int) (v_idx_282 Int) (v_idx_276 Int) (v_idx_277 Int) (v_idx_285 Int) (v_idx_286 Int) (v_idx_275 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |c_old(#valid)| v_idx_278) v_v_4_1) (= (select |c_main_~malloc_old_#length| v_idx_276) v_v_1_1) (or (= (select |c_#valid| v_idx_281) v_v_20_1) (< v_idx_281 v_b_5_1)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= (select v_v_7_1 v_idx_275) v_v_8_1) (= |c_main_~malloc_#res.offset| 0) (= c_main_q.offset 4) (= c_main_~malloc_~size 400) (= (select |c_old(#length)| v_idx_284) v_v_2_1) (= (select |c_#memory_int| v_idx_282) v_v_5_1) (= (select |c_main_~malloc_old_#valid| v_idx_286) v_v_12_1) v_v_19_1 (not (= c_main_q.base 0)) (or (<= v_b_4_1 v_idx_279) (= (select |c_#valid| v_idx_279) v_v_18_1)) (not (= c_main_p.base 0)) (= (select |c_#length| v_idx_285) v_v_30_1) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_283)) (= v_v_6_1 (select v_v_5_1 v_idx_277)) (or (= (select |c_#valid| v_idx_280) v_v_19_1) (<= v_b_5_1 v_idx_280) (< v_idx_280 v_b_4_1))))))} [2019-01-18 15:07:19,522 WARN L228 ngHoareTripleChecker]: Action: assume !(4 + q.offset <= #length[q.base]); [2019-01-18 15:07:19,523 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base))) [2019-01-18 15:07:19,523 WARN L230 ngHoareTripleChecker]: Post: {2147483626#(or (forall ((v_idx_302 Int) (v_idx_303 Int) (v_idx_300 Int) (v_idx_301 Int) (v_idx_306 Int) (v_idx_307 Int) (v_idx_304 Int) (v_idx_305 Int) (v_idx_308 Int) (v_idx_309 Int) (v_idx_299 Int) (v_idx_310 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_216_1 Int) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |c_#length| v_idx_309) v_v_216_1) (= v_v_2_1 (select |c_old(#length)| v_idx_308)) (not (= |c_main_~malloc_#res.base| 0)) (= (select |c_#memory_int| v_idx_306) v_v_5_1) (= c_main_p.offset 0) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_307)) (= |c_main_~malloc_#res.offset| 0) (= c_main_q.offset 4) (= c_main_~malloc_~size 400) (= (select |c_main_~malloc_old_#length| v_idx_300) v_v_1_1) (= v_v_8_1 (select v_v_7_1 v_idx_299)) (or (<= v_b_5_1 v_idx_304) (= (select |c_#valid| v_idx_304) v_v_19_1) (< v_idx_304 v_b_4_1)) (= (select |c_main_~malloc_old_#valid| v_idx_310) v_v_12_1) v_v_19_1 (not (= c_main_q.base 0)) (= (select v_v_5_1 v_idx_301) v_v_6_1) (or (= (select |c_#valid| v_idx_305) v_v_20_1) (< v_idx_305 v_b_5_1)) (not (= c_main_p.base 0)) (= v_v_4_1 (select |c_old(#valid)| v_idx_302)) (or (<= v_b_4_1 v_idx_303) (= (select |c_#valid| v_idx_303) v_v_18_1))))) (forall ((v_idx_289 Int) (v_idx_290 Int) (v_idx_291 Int) (v_idx_294 Int) (v_idx_295 Int) (v_idx_292 Int) (v_idx_293 Int) (v_idx_287 Int) (v_idx_298 Int) (v_idx_288 Int) (v_idx_296 Int) (v_idx_297 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_213_1 Int) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (= (select v_v_7_1 v_idx_287) v_v_8_1) (= (select |c_main_~malloc_old_#length| v_idx_288) v_v_1_1) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_213_1 (select |c_#length| v_idx_297)) v_v_19_1 (or (< v_idx_292 v_b_4_1) (<= v_b_5_1 v_idx_292) (= (select |c_#valid| v_idx_292) v_v_19_1)) (= (select |c_#memory_int| v_idx_294) v_v_5_1) (not (= c_main_q.base 0)) (or (< v_idx_293 v_b_5_1) (= (select |c_#valid| v_idx_293) v_v_20_1)) (or (<= v_b_4_1 v_idx_291) (= (select |c_#valid| v_idx_291) v_v_18_1)) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_295)) (= v_v_4_1 (select |c_old(#valid)| v_idx_290)) (not (= c_main_p.base 0)) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_298)) (= v_v_2_1 (select |c_old(#length)| v_idx_296)) (= (select v_v_5_1 v_idx_289) v_v_6_1)))))} [2019-01-18 15:07:19,523 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:07:19,524 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:07:19,524 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:07:23,581 WARN L181 SmtUtils]: Spent 4.06 s on a formula simplification that was a NOOP. DAG size: 153 [2019-01-18 15:07:23,582 WARN L270 ngHoareTripleChecker]: Pre: {2147483627#(or (forall ((v_idx_269 Int) (v_idx_267 Int) (v_idx_268 Int) (v_idx_261 Int) (v_idx_272 Int) (v_idx_262 Int) (v_idx_273 Int) (v_idx_270 Int) (v_idx_271 Int) (v_idx_265 Int) (v_idx_266 Int) (v_idx_263 Int) (v_idx_274 Int) (v_idx_264 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_v_4_1 Bool) (v_b_9_1 Int) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (= v_v_4_1 (select |old(#valid)| v_idx_264)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= v_v_2_1 (select |old(#length)| v_idx_270)) (or (= (select |#length| v_idx_271) v_v_24_1) (<= v_b_8_1 v_idx_271)) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= v_v_6_1 (select v_v_5_1 v_idx_263)) (= (select |main_~malloc_old_#length| v_idx_262) v_v_1_1) (= v_v_8_1 (select v_v_7_1 v_idx_261)) (or (< v_idx_266 v_b_4_1) (<= v_b_5_1 v_idx_266) (= (select |#valid| v_idx_266) v_v_19_1)) (= (select |#memory_int| v_idx_268) v_v_5_1) v_v_19_1 (or (< v_idx_273 v_b_9_1) (= (select |#length| v_idx_273) v_v_26_1)) (not (= main_q.base 0)) (or (< v_idx_267 v_b_5_1) (= (select |#valid| v_idx_267) v_v_20_1)) (or (<= v_b_9_1 v_idx_272) (= (select |#length| v_idx_272) 400) (< v_idx_272 v_b_8_1)) (= (select |old(#memory_int)| v_idx_269) v_v_7_1) (not (= main_p.base 0)) (or (= (select |#valid| v_idx_265) v_v_18_1) (<= v_b_4_1 v_idx_265)) (= (select |main_~malloc_old_#valid| v_idx_274) v_v_12_1)))) (forall ((v_idx_278 Int) (v_idx_279 Int) (v_idx_280 Int) (v_idx_283 Int) (v_idx_284 Int) (v_idx_281 Int) (v_idx_282 Int) (v_idx_276 Int) (v_idx_277 Int) (v_idx_285 Int) (v_idx_286 Int) (v_idx_275 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |old(#valid)| v_idx_278) v_v_4_1) (= (select |main_~malloc_old_#length| v_idx_276) v_v_1_1) (or (= (select |#valid| v_idx_281) v_v_20_1) (< v_idx_281 v_b_5_1)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= (select v_v_7_1 v_idx_275) v_v_8_1) (= |main_~malloc_#res.offset| 0) (= main_q.offset 4) (= main_~malloc_~size 400) (= (select |old(#length)| v_idx_284) v_v_2_1) (= (select |#memory_int| v_idx_282) v_v_5_1) (= (select |main_~malloc_old_#valid| v_idx_286) v_v_12_1) v_v_19_1 (not (= main_q.base 0)) (or (<= v_b_4_1 v_idx_279) (= (select |#valid| v_idx_279) v_v_18_1)) (not (= main_p.base 0)) (= (select |#length| v_idx_285) v_v_30_1) (= v_v_7_1 (select |old(#memory_int)| v_idx_283)) (= v_v_6_1 (select v_v_5_1 v_idx_277)) (or (= (select |#valid| v_idx_280) v_v_19_1) (<= v_b_5_1 v_idx_280) (< v_idx_280 v_b_4_1))))))} [2019-01-18 15:07:23,582 WARN L274 ngHoareTripleChecker]: Action: assume !(4 + q.offset <= #length[q.base]); [2019-01-18 15:07:23,582 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base))) [2019-01-18 15:07:27,637 WARN L181 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 137 [2019-01-18 15:07:27,638 WARN L276 ngHoareTripleChecker]: Post: {2147483626#(or (forall ((v_idx_302 Int) (v_idx_303 Int) (v_idx_300 Int) (v_idx_301 Int) (v_idx_306 Int) (v_idx_307 Int) (v_idx_304 Int) (v_idx_305 Int) (v_idx_308 Int) (v_idx_309 Int) (v_idx_299 Int) (v_idx_310 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_216_1 Int) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |#length| v_idx_309) v_v_216_1) (= v_v_2_1 (select |old(#length)| v_idx_308)) (not (= |main_~malloc_#res.base| 0)) (= (select |#memory_int| v_idx_306) v_v_5_1) (= main_p.offset 0) (= v_v_7_1 (select |old(#memory_int)| v_idx_307)) (= |main_~malloc_#res.offset| 0) (= main_q.offset 4) (= main_~malloc_~size 400) (= (select |main_~malloc_old_#length| v_idx_300) v_v_1_1) (= v_v_8_1 (select v_v_7_1 v_idx_299)) (or (<= v_b_5_1 v_idx_304) (= (select |#valid| v_idx_304) v_v_19_1) (< v_idx_304 v_b_4_1)) (= (select |main_~malloc_old_#valid| v_idx_310) v_v_12_1) v_v_19_1 (not (= main_q.base 0)) (= (select v_v_5_1 v_idx_301) v_v_6_1) (or (= (select |#valid| v_idx_305) v_v_20_1) (< v_idx_305 v_b_5_1)) (not (= main_p.base 0)) (= v_v_4_1 (select |old(#valid)| v_idx_302)) (or (<= v_b_4_1 v_idx_303) (= (select |#valid| v_idx_303) v_v_18_1))))) (forall ((v_idx_289 Int) (v_idx_290 Int) (v_idx_291 Int) (v_idx_294 Int) (v_idx_295 Int) (v_idx_292 Int) (v_idx_293 Int) (v_idx_287 Int) (v_idx_298 Int) (v_idx_288 Int) (v_idx_296 Int) (v_idx_297 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_213_1 Int) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (= (select v_v_7_1 v_idx_287) v_v_8_1) (= (select |main_~malloc_old_#length| v_idx_288) v_v_1_1) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= v_v_213_1 (select |#length| v_idx_297)) v_v_19_1 (or (< v_idx_292 v_b_4_1) (<= v_b_5_1 v_idx_292) (= (select |#valid| v_idx_292) v_v_19_1)) (= (select |#memory_int| v_idx_294) v_v_5_1) (not (= main_q.base 0)) (or (< v_idx_293 v_b_5_1) (= (select |#valid| v_idx_293) v_v_20_1)) (or (<= v_b_4_1 v_idx_291) (= (select |#valid| v_idx_291) v_v_18_1)) (= v_v_7_1 (select |old(#memory_int)| v_idx_295)) (= v_v_4_1 (select |old(#valid)| v_idx_290)) (not (= main_p.base 0)) (= v_v_12_1 (select |main_~malloc_old_#valid| v_idx_298)) (= v_v_2_1 (select |old(#length)| v_idx_296)) (= (select v_v_5_1 v_idx_289) v_v_6_1)))))} [2019-01-18 15:07:28,539 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:07:28,539 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:07:28,540 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:07:28,540 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:07:28,540 WARN L224 ngHoareTripleChecker]: Pre: {2147483625#(or (forall ((v_idx_319 Int) (v_idx_324 Int) (v_idx_313 Int) (v_idx_314 Int) (v_idx_322 Int) (v_idx_311 Int) (v_idx_323 Int) (v_idx_312 Int) (v_idx_317 Int) (v_idx_318 Int) (v_idx_315 Int) (v_idx_316 Int) (v_idx_320 Int) (v_idx_321 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (or (< v_idx_323 v_b_9_1) (= (select |c_#length| v_idx_323) v_v_26_1)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_319)) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (or (<= v_b_5_1 v_idx_316) (< v_idx_316 v_b_4_1) (= (select |c_#valid| v_idx_316) v_v_19_1)) (= (select |c_main_~malloc_old_#length| v_idx_312) v_v_1_1) (or (< v_idx_322 v_b_8_1) (<= v_b_9_1 v_idx_322) (= 400 (select |c_#length| v_idx_322))) v_v_19_1 (not (= c_main_q.base 0)) (= v_v_4_1 (select |c_old(#valid)| v_idx_314)) (= (select v_v_5_1 v_idx_313) v_v_6_1) (= v_v_8_1 (select v_v_7_1 v_idx_311)) (or (= (select |c_#valid| v_idx_315) v_v_18_1) (<= v_b_4_1 v_idx_315)) (or (= (select |c_#length| v_idx_321) v_v_24_1) (<= v_b_8_1 v_idx_321)) (not (= c_main_p.base 0)) (= (select |c_#memory_int| v_idx_318) v_v_5_1) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_324)) (or (< v_idx_317 v_b_5_1) (= v_v_20_1 (select |c_#valid| v_idx_317))) (= v_v_2_1 (select |c_old(#length)| v_idx_320))))) (forall ((v_idx_335 Int) (v_idx_325 Int) (v_idx_336 Int) (v_idx_333 Int) (v_idx_334 Int) (v_idx_328 Int) (v_idx_329 Int) (v_idx_326 Int) (v_idx_327 Int) (v_idx_331 Int) (v_idx_332 Int) (v_idx_330 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (or (= v_v_18_1 (select |c_#valid| v_idx_329)) (<= v_b_4_1 v_idx_329)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_q.offset 4) (= c_main_~malloc_~size 400) (= (select |c_#memory_int| v_idx_332) v_v_5_1) (= (select |c_old(#valid)| v_idx_328) v_v_4_1) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_333)) v_v_19_1 (or (<= v_b_5_1 v_idx_330) (< v_idx_330 v_b_4_1) (= v_v_19_1 (select |c_#valid| v_idx_330))) (not (= c_main_q.base 0)) (or (< v_idx_331 v_b_5_1) (= (select |c_#valid| v_idx_331) v_v_20_1)) (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_326)) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_336)) (= (select |c_#length| v_idx_335) v_v_30_1) (not (= c_main_p.base 0)) (= (select v_v_7_1 v_idx_325) v_v_8_1) (= v_v_6_1 (select v_v_5_1 v_idx_327)) (= (select |c_old(#length)| v_idx_334) v_v_2_1)))))} [2019-01-18 15:07:28,540 WARN L228 ngHoareTripleChecker]: Action: assume 4 + q.offset <= #length[q.base]; [2019-01-18 15:07:28,541 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base)) [2019-01-18 15:07:28,541 WARN L230 ngHoareTripleChecker]: Post: {2147483624#(or (forall ((v_idx_357 Int) (v_idx_358 Int) (v_idx_355 Int) (v_idx_356 Int) (v_idx_359 Int) (v_idx_349 Int) (v_idx_360 Int) (v_idx_350 Int) (v_idx_353 Int) (v_idx_354 Int) (v_idx_351 Int) (v_idx_352 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_330_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= v_v_6_1 (select v_v_5_1 v_idx_351)) (= (select |c_old(#valid)| v_idx_352) v_v_4_1) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_357)) (or (<= v_b_4_1 v_idx_353) (= (select |c_#valid| v_idx_353) v_v_18_1)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_q.offset 4) (= c_main_~malloc_~size 400) (= v_v_2_1 (select |c_old(#length)| v_idx_358)) (= (select |c_main_~malloc_old_#length| v_idx_350) v_v_1_1) (= (select |c_#length| v_idx_359) v_v_330_1) v_v_19_1 (or (= (select |c_#valid| v_idx_355) v_v_20_1) (< v_idx_355 v_b_5_1)) (= (select |c_main_~malloc_old_#valid| v_idx_360) v_v_12_1) (not (= c_main_q.base 0)) (not (= c_main_p.base 0)) (= (select v_v_7_1 v_idx_349) v_v_8_1) (or (= (select |c_#valid| v_idx_354) v_v_19_1) (< v_idx_354 v_b_4_1) (<= v_b_5_1 v_idx_354)) (= (select |c_#memory_int| v_idx_356) v_v_5_1)))) (forall ((v_idx_346 Int) (v_idx_347 Int) (v_idx_344 Int) (v_idx_345 Int) (v_idx_339 Int) (v_idx_348 Int) (v_idx_337 Int) (v_idx_338 Int) (v_idx_342 Int) (v_idx_343 Int) (v_idx_340 Int) (v_idx_341 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_4_1 Bool) (v_v_327_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_345)) (or (< v_idx_342 v_b_4_1) (= (select |c_#valid| v_idx_342) v_v_19_1) (<= v_b_5_1 v_idx_342)) (not (= |c_main_~malloc_#res.base| 0)) (= (select |c_main_~malloc_old_#length| v_idx_338) v_v_1_1) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (or (= (select |c_#valid| v_idx_343) v_v_20_1) (< v_idx_343 v_b_5_1)) (= v_v_2_1 (select |c_old(#length)| v_idx_346)) (or (<= v_b_4_1 v_idx_341) (= (select |c_#valid| v_idx_341) v_v_18_1)) v_v_19_1 (not (= c_main_q.base 0)) (= v_v_4_1 (select |c_old(#valid)| v_idx_340)) (= (select |c_#memory_int| v_idx_344) v_v_5_1) (= (select |c_main_~malloc_old_#valid| v_idx_348) v_v_12_1) (not (= c_main_p.base 0)) (= v_v_8_1 (select v_v_7_1 v_idx_337)) (= v_v_327_1 (select |c_#length| v_idx_347)) (= (select v_v_5_1 v_idx_339) v_v_6_1)))))} [2019-01-18 15:07:28,541 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:07:28,542 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:07:28,542 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:07:34,688 WARN L181 SmtUtils]: Spent 6.15 s on a formula simplification that was a NOOP. DAG size: 153 [2019-01-18 15:07:34,688 WARN L270 ngHoareTripleChecker]: Pre: {2147483625#(or (forall ((v_idx_319 Int) (v_idx_324 Int) (v_idx_313 Int) (v_idx_314 Int) (v_idx_322 Int) (v_idx_311 Int) (v_idx_323 Int) (v_idx_312 Int) (v_idx_317 Int) (v_idx_318 Int) (v_idx_315 Int) (v_idx_316 Int) (v_idx_320 Int) (v_idx_321 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (or (< v_idx_323 v_b_9_1) (= (select |#length| v_idx_323) v_v_26_1)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= v_v_7_1 (select |old(#memory_int)| v_idx_319)) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (or (<= v_b_5_1 v_idx_316) (< v_idx_316 v_b_4_1) (= (select |#valid| v_idx_316) v_v_19_1)) (= (select |main_~malloc_old_#length| v_idx_312) v_v_1_1) (or (< v_idx_322 v_b_8_1) (<= v_b_9_1 v_idx_322) (= 400 (select |#length| v_idx_322))) v_v_19_1 (not (= main_q.base 0)) (= v_v_4_1 (select |old(#valid)| v_idx_314)) (= (select v_v_5_1 v_idx_313) v_v_6_1) (= v_v_8_1 (select v_v_7_1 v_idx_311)) (or (= (select |#valid| v_idx_315) v_v_18_1) (<= v_b_4_1 v_idx_315)) (or (= (select |#length| v_idx_321) v_v_24_1) (<= v_b_8_1 v_idx_321)) (not (= main_p.base 0)) (= (select |#memory_int| v_idx_318) v_v_5_1) (= v_v_12_1 (select |main_~malloc_old_#valid| v_idx_324)) (or (< v_idx_317 v_b_5_1) (= v_v_20_1 (select |#valid| v_idx_317))) (= v_v_2_1 (select |old(#length)| v_idx_320))))) (forall ((v_idx_335 Int) (v_idx_325 Int) (v_idx_336 Int) (v_idx_333 Int) (v_idx_334 Int) (v_idx_328 Int) (v_idx_329 Int) (v_idx_326 Int) (v_idx_327 Int) (v_idx_331 Int) (v_idx_332 Int) (v_idx_330 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (or (= v_v_18_1 (select |#valid| v_idx_329)) (<= v_b_4_1 v_idx_329)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_q.offset 4) (= main_~malloc_~size 400) (= (select |#memory_int| v_idx_332) v_v_5_1) (= (select |old(#valid)| v_idx_328) v_v_4_1) (= v_v_7_1 (select |old(#memory_int)| v_idx_333)) v_v_19_1 (or (<= v_b_5_1 v_idx_330) (< v_idx_330 v_b_4_1) (= v_v_19_1 (select |#valid| v_idx_330))) (not (= main_q.base 0)) (or (< v_idx_331 v_b_5_1) (= (select |#valid| v_idx_331) v_v_20_1)) (= v_v_1_1 (select |main_~malloc_old_#length| v_idx_326)) (= v_v_12_1 (select |main_~malloc_old_#valid| v_idx_336)) (= (select |#length| v_idx_335) v_v_30_1) (not (= main_p.base 0)) (= (select v_v_7_1 v_idx_325) v_v_8_1) (= v_v_6_1 (select v_v_5_1 v_idx_327)) (= (select |old(#length)| v_idx_334) v_v_2_1)))))} [2019-01-18 15:07:34,688 WARN L274 ngHoareTripleChecker]: Action: assume 4 + q.offset <= #length[q.base]; [2019-01-18 15:07:34,689 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base)) [2019-01-18 15:07:38,793 WARN L181 SmtUtils]: Spent 4.10 s on a formula simplification that was a NOOP. DAG size: 137 [2019-01-18 15:07:38,793 WARN L276 ngHoareTripleChecker]: Post: {2147483624#(or (forall ((v_idx_357 Int) (v_idx_358 Int) (v_idx_355 Int) (v_idx_356 Int) (v_idx_359 Int) (v_idx_349 Int) (v_idx_360 Int) (v_idx_350 Int) (v_idx_353 Int) (v_idx_354 Int) (v_idx_351 Int) (v_idx_352 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_330_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= v_v_6_1 (select v_v_5_1 v_idx_351)) (= (select |old(#valid)| v_idx_352) v_v_4_1) (= v_v_7_1 (select |old(#memory_int)| v_idx_357)) (or (<= v_b_4_1 v_idx_353) (= (select |#valid| v_idx_353) v_v_18_1)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_q.offset 4) (= main_~malloc_~size 400) (= v_v_2_1 (select |old(#length)| v_idx_358)) (= (select |main_~malloc_old_#length| v_idx_350) v_v_1_1) (= (select |#length| v_idx_359) v_v_330_1) v_v_19_1 (or (= (select |#valid| v_idx_355) v_v_20_1) (< v_idx_355 v_b_5_1)) (= (select |main_~malloc_old_#valid| v_idx_360) v_v_12_1) (not (= main_q.base 0)) (not (= main_p.base 0)) (= (select v_v_7_1 v_idx_349) v_v_8_1) (or (= (select |#valid| v_idx_354) v_v_19_1) (< v_idx_354 v_b_4_1) (<= v_b_5_1 v_idx_354)) (= (select |#memory_int| v_idx_356) v_v_5_1)))) (forall ((v_idx_346 Int) (v_idx_347 Int) (v_idx_344 Int) (v_idx_345 Int) (v_idx_339 Int) (v_idx_348 Int) (v_idx_337 Int) (v_idx_338 Int) (v_idx_342 Int) (v_idx_343 Int) (v_idx_340 Int) (v_idx_341 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_4_1 Bool) (v_v_327_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (= v_v_7_1 (select |old(#memory_int)| v_idx_345)) (or (< v_idx_342 v_b_4_1) (= (select |#valid| v_idx_342) v_v_19_1) (<= v_b_5_1 v_idx_342)) (not (= |main_~malloc_#res.base| 0)) (= (select |main_~malloc_old_#length| v_idx_338) v_v_1_1) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (or (= (select |#valid| v_idx_343) v_v_20_1) (< v_idx_343 v_b_5_1)) (= v_v_2_1 (select |old(#length)| v_idx_346)) (or (<= v_b_4_1 v_idx_341) (= (select |#valid| v_idx_341) v_v_18_1)) v_v_19_1 (not (= main_q.base 0)) (= v_v_4_1 (select |old(#valid)| v_idx_340)) (= (select |#memory_int| v_idx_344) v_v_5_1) (= (select |main_~malloc_old_#valid| v_idx_348) v_v_12_1) (not (= main_p.base 0)) (= v_v_8_1 (select v_v_7_1 v_idx_337)) (= v_v_327_1 (select |#length| v_idx_347)) (= (select v_v_5_1 v_idx_339) v_v_6_1)))))} [2019-01-18 15:07:40,122 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:07:40,123 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:07:40,123 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:07:40,123 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:07:40,123 WARN L224 ngHoareTripleChecker]: Pre: {2147483623#(or (forall ((v_idx_368 Int) (v_idx_369 Int) (v_idx_366 Int) (v_idx_367 Int) (v_idx_371 Int) (v_idx_361 Int) (v_idx_372 Int) (v_idx_370 Int) (v_idx_364 Int) (v_idx_365 Int) (v_idx_362 Int) (v_idx_363 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_330_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (or (= (select |c_#valid| v_idx_366) v_v_19_1) (< v_idx_366 v_b_4_1) (<= v_b_5_1 v_idx_366)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_q.offset 4) (= c_main_~malloc_~size 400) (= (select |c_old(#length)| v_idx_370) v_v_2_1) (or (= v_v_20_1 (select |c_#valid| v_idx_367)) (< v_idx_367 v_b_5_1)) (= (select |c_main_~malloc_old_#valid| v_idx_372) v_v_12_1) (or (= (select |c_#valid| v_idx_365) v_v_18_1) (<= v_b_4_1 v_idx_365)) v_v_19_1 (= (select v_v_5_1 v_idx_363) v_v_6_1) (= v_v_4_1 (select |c_old(#valid)| v_idx_364)) (= (select |c_main_~malloc_old_#length| v_idx_362) v_v_1_1) (not (= c_main_q.base 0)) (= (select |c_#memory_int| v_idx_368) v_v_5_1) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_369)) (= (select |c_#length| v_idx_371) v_v_330_1) (not (= c_main_p.base 0)) (= (select v_v_7_1 v_idx_361) v_v_8_1)))) (forall ((v_idx_379 Int) (v_idx_377 Int) (v_idx_378 Int) (v_idx_382 Int) (v_idx_383 Int) (v_idx_380 Int) (v_idx_381 Int) (v_idx_375 Int) (v_idx_376 Int) (v_idx_384 Int) (v_idx_373 Int) (v_idx_374 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= v_v_8_1 (select v_v_7_1 v_idx_373)) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_381)) (= v_v_2_1 (select |c_old(#length)| v_idx_382)) (= (select |c_#length| v_idx_383) v_v_30_1) (or (= v_v_19_1 (select |c_#valid| v_idx_378)) (<= v_b_5_1 v_idx_378) (< v_idx_378 v_b_4_1)) (= (select v_v_5_1 v_idx_375) v_v_6_1) v_v_19_1 (not (= c_main_q.base 0)) (= (select |c_main_~malloc_old_#valid| v_idx_384) v_v_12_1) (or (= v_v_18_1 (select |c_#valid| v_idx_377)) (<= v_b_4_1 v_idx_377)) (or (= (select |c_#valid| v_idx_379) v_v_20_1) (< v_idx_379 v_b_5_1)) (not (= c_main_p.base 0)) (= (select |c_#memory_int| v_idx_380) v_v_5_1) (= v_v_4_1 (select |c_old(#valid)| v_idx_376)) (= (select |c_main_~malloc_old_#length| v_idx_374) v_v_1_1)))))} [2019-01-18 15:07:40,124 WARN L228 ngHoareTripleChecker]: Action: q.base, q.offset := q.base, q.offset + 4; [2019-01-18 15:07:40,124 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_main_q.offset_primed (+ c_main_q.offset 4)) (= c_main_q.base_primed c_main_q.base)) [2019-01-18 15:07:40,124 WARN L230 ngHoareTripleChecker]: Post: {2147483622#(or (forall ((v_idx_401 Int) (v_idx_402 Int) (v_idx_399 Int) (v_idx_400 Int) (v_idx_405 Int) (v_idx_406 Int) (v_idx_403 Int) (v_idx_404 Int) (v_idx_407 Int) (v_idx_408 Int) (v_idx_397 Int) (v_idx_398 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= v_v_7_1 (select |c_old(#memory_int)| v_idx_405)) (or (= v_v_18_1 (select |c_#valid| v_idx_401)) (<= v_b_4_1 v_idx_401)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (or (= (select |c_#valid| v_idx_403) v_v_20_1) (< v_idx_403 v_b_5_1)) (= |c_main_~malloc_#res.offset| 0) (= c_main_q.offset 4) (= c_main_~malloc_~size 400) (= (select |c_#memory_int| v_idx_404) v_v_5_1) (= (select |c_old(#length)| v_idx_406) v_v_2_1) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_408)) (= v_v_4_1 (select |c_old(#valid)| v_idx_400)) (= (select |c_#length| v_idx_407) v_v_30_1) v_v_19_1 (not (= c_main_q.base 0)) (= (select |c_main_~malloc_old_#length| v_idx_398) v_v_1_1) (or (= v_v_19_1 (select |c_#valid| v_idx_402)) (<= v_b_5_1 v_idx_402) (< v_idx_402 v_b_4_1)) (not (= c_main_p.base 0)) (= (select v_v_5_1 v_idx_399) v_v_6_1) (= v_v_8_1 (select v_v_7_1 v_idx_397))))) (forall ((v_idx_388 Int) (v_idx_389 Int) (v_idx_390 Int) (v_idx_393 Int) (v_idx_394 Int) (v_idx_391 Int) (v_idx_392 Int) (v_idx_386 Int) (v_idx_387 Int) (v_idx_395 Int) (v_idx_385 Int) (v_idx_396 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_330_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |c_#memory_int| v_idx_392) v_v_5_1) (= c_main_q.offset 8) (not (= |c_main_~malloc_#res.base| 0)) (= (select |c_#length| v_idx_395) v_v_330_1) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select v_v_5_1 v_idx_387) v_v_6_1) (= v_v_4_1 (select |c_old(#valid)| v_idx_388)) (or (= (select |c_#valid| v_idx_391) v_v_20_1) (< v_idx_391 v_b_5_1)) (= (select v_v_7_1 v_idx_385) v_v_8_1) (or (<= v_b_5_1 v_idx_390) (< v_idx_390 v_b_4_1) (= (select |c_#valid| v_idx_390) v_v_19_1)) v_v_19_1 (= (select |c_main_~malloc_old_#valid| v_idx_396) v_v_12_1) (not (= c_main_q.base 0)) (not (= c_main_p.base 0)) (or (<= v_b_4_1 v_idx_389) (= (select |c_#valid| v_idx_389) v_v_18_1)) (= (select |c_main_~malloc_old_#length| v_idx_386) v_v_1_1) (= (select |c_old(#length)| v_idx_394) v_v_2_1) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_393))))))} [2019-01-18 15:07:40,124 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:07:40,125 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:07:40,125 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:07:46,194 WARN L181 SmtUtils]: Spent 6.07 s on a formula simplification that was a NOOP. DAG size: 137 [2019-01-18 15:07:46,194 WARN L270 ngHoareTripleChecker]: Pre: {2147483623#(or (forall ((v_idx_368 Int) (v_idx_369 Int) (v_idx_366 Int) (v_idx_367 Int) (v_idx_371 Int) (v_idx_361 Int) (v_idx_372 Int) (v_idx_370 Int) (v_idx_364 Int) (v_idx_365 Int) (v_idx_362 Int) (v_idx_363 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_330_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (or (= (select |#valid| v_idx_366) v_v_19_1) (< v_idx_366 v_b_4_1) (<= v_b_5_1 v_idx_366)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_q.offset 4) (= main_~malloc_~size 400) (= (select |old(#length)| v_idx_370) v_v_2_1) (or (= v_v_20_1 (select |#valid| v_idx_367)) (< v_idx_367 v_b_5_1)) (= (select |main_~malloc_old_#valid| v_idx_372) v_v_12_1) (or (= (select |#valid| v_idx_365) v_v_18_1) (<= v_b_4_1 v_idx_365)) v_v_19_1 (= (select v_v_5_1 v_idx_363) v_v_6_1) (= v_v_4_1 (select |old(#valid)| v_idx_364)) (= (select |main_~malloc_old_#length| v_idx_362) v_v_1_1) (not (= main_q.base 0)) (= (select |#memory_int| v_idx_368) v_v_5_1) (= v_v_7_1 (select |old(#memory_int)| v_idx_369)) (= (select |#length| v_idx_371) v_v_330_1) (not (= main_p.base 0)) (= (select v_v_7_1 v_idx_361) v_v_8_1)))) (forall ((v_idx_379 Int) (v_idx_377 Int) (v_idx_378 Int) (v_idx_382 Int) (v_idx_383 Int) (v_idx_380 Int) (v_idx_381 Int) (v_idx_375 Int) (v_idx_376 Int) (v_idx_384 Int) (v_idx_373 Int) (v_idx_374 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= v_v_8_1 (select v_v_7_1 v_idx_373)) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= v_v_7_1 (select |old(#memory_int)| v_idx_381)) (= v_v_2_1 (select |old(#length)| v_idx_382)) (= (select |#length| v_idx_383) v_v_30_1) (or (= v_v_19_1 (select |#valid| v_idx_378)) (<= v_b_5_1 v_idx_378) (< v_idx_378 v_b_4_1)) (= (select v_v_5_1 v_idx_375) v_v_6_1) v_v_19_1 (not (= main_q.base 0)) (= (select |main_~malloc_old_#valid| v_idx_384) v_v_12_1) (or (= v_v_18_1 (select |#valid| v_idx_377)) (<= v_b_4_1 v_idx_377)) (or (= (select |#valid| v_idx_379) v_v_20_1) (< v_idx_379 v_b_5_1)) (not (= main_p.base 0)) (= (select |#memory_int| v_idx_380) v_v_5_1) (= v_v_4_1 (select |old(#valid)| v_idx_376)) (= (select |main_~malloc_old_#length| v_idx_374) v_v_1_1)))))} [2019-01-18 15:07:46,195 WARN L274 ngHoareTripleChecker]: Action: q.base, q.offset := q.base, q.offset + 4; [2019-01-18 15:07:46,195 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_main_q.offset_primed (+ c_main_q.offset 4)) (= c_main_q.base_primed c_main_q.base)) [2019-01-18 15:07:50,250 WARN L181 SmtUtils]: Spent 4.06 s on a formula simplification that was a NOOP. DAG size: 138 [2019-01-18 15:07:50,251 WARN L276 ngHoareTripleChecker]: Post: {2147483622#(or (forall ((v_idx_401 Int) (v_idx_402 Int) (v_idx_399 Int) (v_idx_400 Int) (v_idx_405 Int) (v_idx_406 Int) (v_idx_403 Int) (v_idx_404 Int) (v_idx_407 Int) (v_idx_408 Int) (v_idx_397 Int) (v_idx_398 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= v_v_7_1 (select |old(#memory_int)| v_idx_405)) (or (= v_v_18_1 (select |#valid| v_idx_401)) (<= v_b_4_1 v_idx_401)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (or (= (select |#valid| v_idx_403) v_v_20_1) (< v_idx_403 v_b_5_1)) (= |main_~malloc_#res.offset| 0) (= main_q.offset 4) (= main_~malloc_~size 400) (= (select |#memory_int| v_idx_404) v_v_5_1) (= (select |old(#length)| v_idx_406) v_v_2_1) (= v_v_12_1 (select |main_~malloc_old_#valid| v_idx_408)) (= v_v_4_1 (select |old(#valid)| v_idx_400)) (= (select |#length| v_idx_407) v_v_30_1) v_v_19_1 (not (= main_q.base 0)) (= (select |main_~malloc_old_#length| v_idx_398) v_v_1_1) (or (= v_v_19_1 (select |#valid| v_idx_402)) (<= v_b_5_1 v_idx_402) (< v_idx_402 v_b_4_1)) (not (= main_p.base 0)) (= (select v_v_5_1 v_idx_399) v_v_6_1) (= v_v_8_1 (select v_v_7_1 v_idx_397))))) (forall ((v_idx_388 Int) (v_idx_389 Int) (v_idx_390 Int) (v_idx_393 Int) (v_idx_394 Int) (v_idx_391 Int) (v_idx_392 Int) (v_idx_386 Int) (v_idx_387 Int) (v_idx_395 Int) (v_idx_385 Int) (v_idx_396 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_330_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |#memory_int| v_idx_392) v_v_5_1) (= main_q.offset 8) (not (= |main_~malloc_#res.base| 0)) (= (select |#length| v_idx_395) v_v_330_1) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= (select v_v_5_1 v_idx_387) v_v_6_1) (= v_v_4_1 (select |old(#valid)| v_idx_388)) (or (= (select |#valid| v_idx_391) v_v_20_1) (< v_idx_391 v_b_5_1)) (= (select v_v_7_1 v_idx_385) v_v_8_1) (or (<= v_b_5_1 v_idx_390) (< v_idx_390 v_b_4_1) (= (select |#valid| v_idx_390) v_v_19_1)) v_v_19_1 (= (select |main_~malloc_old_#valid| v_idx_396) v_v_12_1) (not (= main_q.base 0)) (not (= main_p.base 0)) (or (<= v_b_4_1 v_idx_389) (= (select |#valid| v_idx_389) v_v_18_1)) (= (select |main_~malloc_old_#length| v_idx_386) v_v_1_1) (= (select |old(#length)| v_idx_394) v_v_2_1) (= v_v_7_1 (select |old(#memory_int)| v_idx_393))))))} [2019-01-18 15:07:51,245 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:07:51,246 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:07:51,246 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:07:51,246 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:07:51,247 WARN L224 ngHoareTripleChecker]: Pre: {2147483621#(or (forall ((v_idx_423 Int) (v_idx_434 Int) (v_idx_424 Int) (v_idx_432 Int) (v_idx_433 Int) (v_idx_427 Int) (v_idx_428 Int) (v_idx_425 Int) (v_idx_426 Int) (v_idx_429 Int) (v_idx_430 Int) (v_idx_431 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_v_689_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_695_1 (select v_v_694_1 v_idx_424)) (or (<= v_b_22_1 v_idx_426) (= (select |c_#valid| v_idx_426) v_v_691_1)) v_v_692_1 (not (= c_main_q.offset 0)) (= (mod c_main_q.offset 4) 0) (= (select |c_main_~malloc_old_#length| v_idx_423) v_v_687_1) (not (= c_main_q.base 0)) (or (< v_idx_428 v_b_23_1) (= (select |c_#valid| v_idx_428) v_v_693_1)) (not (= c_main_p.base 0)) (or (< v_idx_427 v_b_22_1) (= v_v_692_1 (select |c_#valid| v_idx_427)) (<= v_b_23_1 v_idx_427)) (= v_v_697_1 (select v_v_696_1 v_idx_429)) (= v_v_696_1 (select |c_old(#memory_int)| v_idx_431)) (= v_v_689_1 (select |c_#length| v_idx_433)) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_434)) (= (select |c_#memory_int| v_idx_430) v_v_694_1) (= v_v_688_1 (select |c_old(#length)| v_idx_432)) (= v_v_690_1 (select |c_old(#valid)| v_idx_425))))) (forall ((v_idx_409 Int) (v_idx_418 Int) (v_idx_419 Int) (v_idx_412 Int) (v_idx_413 Int) (v_idx_421 Int) (v_idx_410 Int) (v_idx_422 Int) (v_idx_411 Int) (v_idx_416 Int) (v_idx_417 Int) (v_idx_414 Int) (v_idx_415 Int) (v_idx_420 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (= (select v_v_5_1 v_idx_411) v_v_6_1) (= (select |c_main_~malloc_old_#valid| v_idx_422) v_v_12_1) (= (select |c_#memory_int| v_idx_416) v_v_5_1) (or (<= v_b_9_1 v_idx_420) (= 400 (select |c_#length| v_idx_420)) (< v_idx_420 v_b_8_1)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (or (< v_idx_415 v_b_5_1) (= (select |c_#valid| v_idx_415) v_v_20_1)) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_old(#length)| v_idx_418) v_v_2_1) (= v_v_4_1 (select |c_old(#valid)| v_idx_412)) (or (< v_idx_421 v_b_9_1) (= (select |c_#length| v_idx_421) v_v_26_1)) v_v_19_1 (= v_v_7_1 (select |c_old(#memory_int)| v_idx_417)) (not (= c_main_q.base 0)) (= (select v_v_7_1 v_idx_409) v_v_8_1) (or (<= v_b_4_1 v_idx_413) (= (select |c_#valid| v_idx_413) v_v_18_1)) (not (= c_main_p.base 0)) (or (< v_idx_414 v_b_4_1) (= v_v_19_1 (select |c_#valid| v_idx_414)) (<= v_b_5_1 v_idx_414)) (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_410)) (or (<= v_b_8_1 v_idx_419) (= (select |c_#length| v_idx_419) v_v_24_1))))))} [2019-01-18 15:07:51,247 WARN L228 ngHoareTripleChecker]: Action: assume q.offset < p.offset + 400; [2019-01-18 15:07:51,247 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (< c_main_q.offset (+ c_main_p.offset 400)) [2019-01-18 15:07:51,247 WARN L230 ngHoareTripleChecker]: Post: {2147483620#(or (forall ((v_idx_456 Int) (v_idx_457 Int) (v_idx_454 Int) (v_idx_455 Int) (v_idx_449 Int) (v_idx_458 Int) (v_idx_459 Int) (v_idx_460 Int) (v_idx_452 Int) (v_idx_453 Int) (v_idx_450 Int) (v_idx_451 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_v_689_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_687_1 Int) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (or (<= v_b_22_1 v_idx_452) (= v_v_691_1 (select |c_#valid| v_idx_452))) (= (select |c_old(#memory_int)| v_idx_457) v_v_696_1) (or (< v_idx_453 v_b_22_1) (= v_v_692_1 (select |c_#valid| v_idx_453)) (<= v_b_23_1 v_idx_453)) (= (select v_v_696_1 v_idx_455) v_v_697_1) v_v_692_1 (not (= c_main_q.offset 0)) (= v_v_689_1 (select |c_#length| v_idx_459)) (= (mod c_main_q.offset 4) 0) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_460)) (not (= c_main_q.base 0)) (or (= v_v_693_1 (select |c_#valid| v_idx_454)) (< v_idx_454 v_b_23_1)) (not (= c_main_p.base 0)) (= v_v_687_1 (select |c_main_~malloc_old_#length| v_idx_449)) (= (select |c_#memory_int| v_idx_456) v_v_694_1) (= v_v_688_1 (select |c_old(#length)| v_idx_458)) (= (select v_v_694_1 v_idx_450) v_v_695_1) (= v_v_690_1 (select |c_old(#valid)| v_idx_451))))) (forall ((v_idx_445 Int) (v_idx_446 Int) (v_idx_435 Int) (v_idx_443 Int) (v_idx_444 Int) (v_idx_438 Int) (v_idx_439 Int) (v_idx_447 Int) (v_idx_436 Int) (v_idx_448 Int) (v_idx_437 Int) (v_idx_441 Int) (v_idx_442 Int) (v_idx_440 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (or (<= v_b_4_1 v_idx_439) (= (select |c_#valid| v_idx_439) v_v_18_1)) (= c_main_q.offset 0) (or (< v_idx_446 v_b_8_1) (<= v_b_9_1 v_idx_446) (= 400 (select |c_#length| v_idx_446))) (= v_v_4_1 (select |c_old(#valid)| v_idx_438)) (= (select |c_main_~malloc_old_#valid| v_idx_448) v_v_12_1) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (or (< v_idx_441 v_b_5_1) (= (select |c_#valid| v_idx_441) v_v_20_1)) (or (<= v_b_8_1 v_idx_445) (= (select |c_#length| v_idx_445) v_v_24_1)) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_old(#length)| v_idx_444) v_v_2_1) (or (= (select |c_#length| v_idx_447) v_v_26_1) (< v_idx_447 v_b_9_1)) (= (select v_v_7_1 v_idx_435) v_v_8_1) (= v_v_6_1 (select v_v_5_1 v_idx_437)) v_v_19_1 (not (= c_main_q.base 0)) (or (< v_idx_440 v_b_4_1) (<= v_b_5_1 v_idx_440) (= (select |c_#valid| v_idx_440) v_v_19_1)) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_443)) (not (= c_main_p.base 0)) (= (select |c_main_~malloc_old_#length| v_idx_436) v_v_1_1) (= (select |c_#memory_int| v_idx_442) v_v_5_1)))))} [2019-01-18 15:07:51,247 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:07:51,248 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:07:51,248 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:07:55,346 WARN L181 SmtUtils]: Spent 4.10 s on a formula simplification that was a NOOP. DAG size: 168 [2019-01-18 15:07:55,347 WARN L270 ngHoareTripleChecker]: Pre: {2147483621#(or (forall ((v_idx_423 Int) (v_idx_434 Int) (v_idx_424 Int) (v_idx_432 Int) (v_idx_433 Int) (v_idx_427 Int) (v_idx_428 Int) (v_idx_425 Int) (v_idx_426 Int) (v_idx_429 Int) (v_idx_430 Int) (v_idx_431 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_v_689_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= v_v_695_1 (select v_v_694_1 v_idx_424)) (or (<= v_b_22_1 v_idx_426) (= (select |#valid| v_idx_426) v_v_691_1)) v_v_692_1 (not (= main_q.offset 0)) (= (mod main_q.offset 4) 0) (= (select |main_~malloc_old_#length| v_idx_423) v_v_687_1) (not (= main_q.base 0)) (or (< v_idx_428 v_b_23_1) (= (select |#valid| v_idx_428) v_v_693_1)) (not (= main_p.base 0)) (or (< v_idx_427 v_b_22_1) (= v_v_692_1 (select |#valid| v_idx_427)) (<= v_b_23_1 v_idx_427)) (= v_v_697_1 (select v_v_696_1 v_idx_429)) (= v_v_696_1 (select |old(#memory_int)| v_idx_431)) (= v_v_689_1 (select |#length| v_idx_433)) (= v_v_698_1 (select |main_~malloc_old_#valid| v_idx_434)) (= (select |#memory_int| v_idx_430) v_v_694_1) (= v_v_688_1 (select |old(#length)| v_idx_432)) (= v_v_690_1 (select |old(#valid)| v_idx_425))))) (forall ((v_idx_409 Int) (v_idx_418 Int) (v_idx_419 Int) (v_idx_412 Int) (v_idx_413 Int) (v_idx_421 Int) (v_idx_410 Int) (v_idx_422 Int) (v_idx_411 Int) (v_idx_416 Int) (v_idx_417 Int) (v_idx_414 Int) (v_idx_415 Int) (v_idx_420 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (= (select v_v_5_1 v_idx_411) v_v_6_1) (= (select |main_~malloc_old_#valid| v_idx_422) v_v_12_1) (= (select |#memory_int| v_idx_416) v_v_5_1) (or (<= v_b_9_1 v_idx_420) (= 400 (select |#length| v_idx_420)) (< v_idx_420 v_b_8_1)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (or (< v_idx_415 v_b_5_1) (= (select |#valid| v_idx_415) v_v_20_1)) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= (select |old(#length)| v_idx_418) v_v_2_1) (= v_v_4_1 (select |old(#valid)| v_idx_412)) (or (< v_idx_421 v_b_9_1) (= (select |#length| v_idx_421) v_v_26_1)) v_v_19_1 (= v_v_7_1 (select |old(#memory_int)| v_idx_417)) (not (= main_q.base 0)) (= (select v_v_7_1 v_idx_409) v_v_8_1) (or (<= v_b_4_1 v_idx_413) (= (select |#valid| v_idx_413) v_v_18_1)) (not (= main_p.base 0)) (or (< v_idx_414 v_b_4_1) (= v_v_19_1 (select |#valid| v_idx_414)) (<= v_b_5_1 v_idx_414)) (= v_v_1_1 (select |main_~malloc_old_#length| v_idx_410)) (or (<= v_b_8_1 v_idx_419) (= (select |#length| v_idx_419) v_v_24_1))))))} [2019-01-18 15:07:55,347 WARN L274 ngHoareTripleChecker]: Action: assume q.offset < p.offset + 400; [2019-01-18 15:07:55,347 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (< c_main_q.offset (+ c_main_p.offset 400)) [2019-01-18 15:07:59,412 WARN L181 SmtUtils]: Spent 4.06 s on a formula simplification that was a NOOP. DAG size: 168 [2019-01-18 15:07:59,412 WARN L276 ngHoareTripleChecker]: Post: {2147483620#(or (forall ((v_idx_456 Int) (v_idx_457 Int) (v_idx_454 Int) (v_idx_455 Int) (v_idx_449 Int) (v_idx_458 Int) (v_idx_459 Int) (v_idx_460 Int) (v_idx_452 Int) (v_idx_453 Int) (v_idx_450 Int) (v_idx_451 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_v_689_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_687_1 Int) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (or (<= v_b_22_1 v_idx_452) (= v_v_691_1 (select |#valid| v_idx_452))) (= (select |old(#memory_int)| v_idx_457) v_v_696_1) (or (< v_idx_453 v_b_22_1) (= v_v_692_1 (select |#valid| v_idx_453)) (<= v_b_23_1 v_idx_453)) (= (select v_v_696_1 v_idx_455) v_v_697_1) v_v_692_1 (not (= main_q.offset 0)) (= v_v_689_1 (select |#length| v_idx_459)) (= (mod main_q.offset 4) 0) (= v_v_698_1 (select |main_~malloc_old_#valid| v_idx_460)) (not (= main_q.base 0)) (or (= v_v_693_1 (select |#valid| v_idx_454)) (< v_idx_454 v_b_23_1)) (not (= main_p.base 0)) (= v_v_687_1 (select |main_~malloc_old_#length| v_idx_449)) (= (select |#memory_int| v_idx_456) v_v_694_1) (= v_v_688_1 (select |old(#length)| v_idx_458)) (= (select v_v_694_1 v_idx_450) v_v_695_1) (= v_v_690_1 (select |old(#valid)| v_idx_451))))) (forall ((v_idx_445 Int) (v_idx_446 Int) (v_idx_435 Int) (v_idx_443 Int) (v_idx_444 Int) (v_idx_438 Int) (v_idx_439 Int) (v_idx_447 Int) (v_idx_436 Int) (v_idx_448 Int) (v_idx_437 Int) (v_idx_441 Int) (v_idx_442 Int) (v_idx_440 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (or (<= v_b_4_1 v_idx_439) (= (select |#valid| v_idx_439) v_v_18_1)) (= main_q.offset 0) (or (< v_idx_446 v_b_8_1) (<= v_b_9_1 v_idx_446) (= 400 (select |#length| v_idx_446))) (= v_v_4_1 (select |old(#valid)| v_idx_438)) (= (select |main_~malloc_old_#valid| v_idx_448) v_v_12_1) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (or (< v_idx_441 v_b_5_1) (= (select |#valid| v_idx_441) v_v_20_1)) (or (<= v_b_8_1 v_idx_445) (= (select |#length| v_idx_445) v_v_24_1)) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= (select |old(#length)| v_idx_444) v_v_2_1) (or (= (select |#length| v_idx_447) v_v_26_1) (< v_idx_447 v_b_9_1)) (= (select v_v_7_1 v_idx_435) v_v_8_1) (= v_v_6_1 (select v_v_5_1 v_idx_437)) v_v_19_1 (not (= main_q.base 0)) (or (< v_idx_440 v_b_4_1) (<= v_b_5_1 v_idx_440) (= (select |#valid| v_idx_440) v_v_19_1)) (= v_v_7_1 (select |old(#memory_int)| v_idx_443)) (not (= main_p.base 0)) (= (select |main_~malloc_old_#length| v_idx_436) v_v_1_1) (= (select |#memory_int| v_idx_442) v_v_5_1)))))} [2019-01-18 15:08:00,327 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:08:00,328 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:08:00,328 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:08:00,328 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:08:00,328 WARN L224 ngHoareTripleChecker]: Pre: {2147483619#(or (forall ((v_idx_478 Int) (v_idx_479 Int) (v_idx_476 Int) (v_idx_477 Int) (v_idx_481 Int) (v_idx_482 Int) (v_idx_480 Int) (v_idx_485 Int) (v_idx_486 Int) (v_idx_475 Int) (v_idx_483 Int) (v_idx_484 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_689_1 Int) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_687_1 Int) (v_v_695_1 Int)) (and (= v_v_695_1 (select v_v_694_1 v_idx_476)) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_486)) (not (= |c_main_~malloc_#res.base| 0)) (or (= (select |c_#valid| v_idx_478) v_v_691_1) (<= v_b_22_1 v_idx_478)) (= c_main_p.offset 0) (= (select |c_old(#valid)| v_idx_477) v_v_690_1) (= v_v_696_1 (select |c_old(#memory_int)| v_idx_483)) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_#length| v_idx_485) v_v_689_1) (= (select |c_main_~malloc_old_#length| v_idx_475) v_v_687_1) v_v_692_1 (not (= c_main_q.offset 0)) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (= (select |c_old(#length)| v_idx_484) v_v_688_1) (not (= c_main_p.base 0)) (or (<= v_b_23_1 v_idx_479) (= v_v_692_1 (select |c_#valid| v_idx_479)) (< v_idx_479 v_b_22_1)) (= (select v_v_696_1 v_idx_481) v_v_697_1) (= (select |c_#memory_int| v_idx_482) v_v_694_1) (or (< v_idx_480 v_b_23_1) (= v_v_693_1 (select |c_#valid| v_idx_480)))))) (forall ((v_idx_467 Int) (v_idx_468 Int) (v_idx_465 Int) (v_idx_466 Int) (v_idx_469 Int) (v_idx_470 Int) (v_idx_471 Int) (v_idx_463 Int) (v_idx_474 Int) (v_idx_464 Int) (v_idx_461 Int) (v_idx_472 Int) (v_idx_462 Int) (v_idx_473 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_462)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (or (< v_idx_472 v_b_8_1) (= 400 (select |c_#length| v_idx_472)) (<= v_b_9_1 v_idx_472)) v_v_19_1 (= (select v_v_7_1 v_idx_461) v_v_8_1) (or (<= v_b_4_1 v_idx_465) (= (select |c_#valid| v_idx_465) v_v_18_1)) (= (select |c_old(#memory_int)| v_idx_469) v_v_7_1) (not (= c_main_q.base 0)) (= (select |c_old(#valid)| v_idx_464) v_v_4_1) (or (= v_v_24_1 (select |c_#length| v_idx_471)) (<= v_b_8_1 v_idx_471)) (= v_v_5_1 (select |c_#memory_int| v_idx_468)) (or (< v_idx_473 v_b_9_1) (= (select |c_#length| v_idx_473) v_v_26_1)) (= (select v_v_5_1 v_idx_463) v_v_6_1) (not (= c_main_p.base 0)) (= (select |c_old(#length)| v_idx_470) v_v_2_1) (or (= (select |c_#valid| v_idx_466) v_v_19_1) (<= v_b_5_1 v_idx_466) (< v_idx_466 v_b_4_1)) (or (< v_idx_467 v_b_5_1) (= (select |c_#valid| v_idx_467) v_v_20_1)) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_474))))))} [2019-01-18 15:08:00,328 WARN L228 ngHoareTripleChecker]: Action: assume !(q.offset < p.offset + 400); [2019-01-18 15:08:00,328 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (< c_main_q.offset (+ c_main_p.offset 400))) [2019-01-18 15:08:00,329 WARN L230 ngHoareTripleChecker]: Post: {2147483618#(forall ((v_idx_489 Int) (v_idx_487 Int) (v_idx_498 Int) (v_idx_488 Int) (v_idx_492 Int) (v_idx_493 Int) (v_idx_490 Int) (v_idx_491 Int) (v_idx_496 Int) (v_idx_497 Int) (v_idx_494 Int) (v_idx_495 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_v_689_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_687_1 Int) (v_v_695_1 Int)) (and (or (= v_v_691_1 (select |c_#valid| v_idx_490)) (<= v_b_22_1 v_idx_490)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= (select |c_old(#memory_int)| v_idx_495) v_v_696_1) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_695_1 (select v_v_694_1 v_idx_488)) (= (select |c_old(#valid)| v_idx_489) v_v_690_1) (= v_v_687_1 (select |c_main_~malloc_old_#length| v_idx_487)) (= (select |c_old(#length)| v_idx_496) v_v_688_1) v_v_692_1 (= v_v_697_1 (select v_v_696_1 v_idx_493)) (not (= c_main_q.offset 0)) (or (< v_idx_492 v_b_23_1) (= v_v_693_1 (select |c_#valid| v_idx_492))) (= (mod c_main_q.offset 4) 0) (= v_v_689_1 (select |c_#length| v_idx_497)) (not (= c_main_q.base 0)) (or (< v_idx_491 v_b_22_1) (= v_v_692_1 (select |c_#valid| v_idx_491)) (<= v_b_23_1 v_idx_491)) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_498)) (not (= c_main_p.base 0)) (= (select |c_#memory_int| v_idx_494) v_v_694_1))))} [2019-01-18 15:08:00,329 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:08:00,329 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:08:00,330 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:08:04,387 WARN L181 SmtUtils]: Spent 4.06 s on a formula simplification that was a NOOP. DAG size: 168 [2019-01-18 15:08:04,388 WARN L270 ngHoareTripleChecker]: Pre: {2147483619#(or (forall ((v_idx_478 Int) (v_idx_479 Int) (v_idx_476 Int) (v_idx_477 Int) (v_idx_481 Int) (v_idx_482 Int) (v_idx_480 Int) (v_idx_485 Int) (v_idx_486 Int) (v_idx_475 Int) (v_idx_483 Int) (v_idx_484 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_689_1 Int) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_687_1 Int) (v_v_695_1 Int)) (and (= v_v_695_1 (select v_v_694_1 v_idx_476)) (= v_v_698_1 (select |main_~malloc_old_#valid| v_idx_486)) (not (= |main_~malloc_#res.base| 0)) (or (= (select |#valid| v_idx_478) v_v_691_1) (<= v_b_22_1 v_idx_478)) (= main_p.offset 0) (= (select |old(#valid)| v_idx_477) v_v_690_1) (= v_v_696_1 (select |old(#memory_int)| v_idx_483)) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= (select |#length| v_idx_485) v_v_689_1) (= (select |main_~malloc_old_#length| v_idx_475) v_v_687_1) v_v_692_1 (not (= main_q.offset 0)) (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (= (select |old(#length)| v_idx_484) v_v_688_1) (not (= main_p.base 0)) (or (<= v_b_23_1 v_idx_479) (= v_v_692_1 (select |#valid| v_idx_479)) (< v_idx_479 v_b_22_1)) (= (select v_v_696_1 v_idx_481) v_v_697_1) (= (select |#memory_int| v_idx_482) v_v_694_1) (or (< v_idx_480 v_b_23_1) (= v_v_693_1 (select |#valid| v_idx_480)))))) (forall ((v_idx_467 Int) (v_idx_468 Int) (v_idx_465 Int) (v_idx_466 Int) (v_idx_469 Int) (v_idx_470 Int) (v_idx_471 Int) (v_idx_463 Int) (v_idx_474 Int) (v_idx_464 Int) (v_idx_461 Int) (v_idx_472 Int) (v_idx_462 Int) (v_idx_473 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (= v_v_1_1 (select |main_~malloc_old_#length| v_idx_462)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (or (< v_idx_472 v_b_8_1) (= 400 (select |#length| v_idx_472)) (<= v_b_9_1 v_idx_472)) v_v_19_1 (= (select v_v_7_1 v_idx_461) v_v_8_1) (or (<= v_b_4_1 v_idx_465) (= (select |#valid| v_idx_465) v_v_18_1)) (= (select |old(#memory_int)| v_idx_469) v_v_7_1) (not (= main_q.base 0)) (= (select |old(#valid)| v_idx_464) v_v_4_1) (or (= v_v_24_1 (select |#length| v_idx_471)) (<= v_b_8_1 v_idx_471)) (= v_v_5_1 (select |#memory_int| v_idx_468)) (or (< v_idx_473 v_b_9_1) (= (select |#length| v_idx_473) v_v_26_1)) (= (select v_v_5_1 v_idx_463) v_v_6_1) (not (= main_p.base 0)) (= (select |old(#length)| v_idx_470) v_v_2_1) (or (= (select |#valid| v_idx_466) v_v_19_1) (<= v_b_5_1 v_idx_466) (< v_idx_466 v_b_4_1)) (or (< v_idx_467 v_b_5_1) (= (select |#valid| v_idx_467) v_v_20_1)) (= v_v_12_1 (select |main_~malloc_old_#valid| v_idx_474))))))} [2019-01-18 15:08:04,388 WARN L274 ngHoareTripleChecker]: Action: assume !(q.offset < p.offset + 400); [2019-01-18 15:08:04,388 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (< c_main_q.offset (+ c_main_p.offset 400))) [2019-01-18 15:08:04,431 WARN L276 ngHoareTripleChecker]: Post: {2147483618#(and (not (= main_q.offset 0)) (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:04,815 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:08:04,815 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:08:04,815 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:08:04,815 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:08:04,816 WARN L224 ngHoareTripleChecker]: Pre: {2147483615#(or (forall ((v_idx_528 Int) (v_idx_529 Int) (v_idx_533 Int) (v_idx_534 Int) (v_idx_531 Int) (v_idx_532 Int) (v_idx_526 Int) (v_idx_537 Int) (v_idx_527 Int) (v_idx_538 Int) (v_idx_535 Int) (v_idx_525 Int) (v_idx_536 Int) (v_idx_530 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_v_4_1 Bool) (v_b_9_1 Int) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (or (< v_idx_531 v_b_5_1) (= v_v_20_1 (select |c_#valid| v_idx_531))) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= (select |c_main_~malloc_old_#valid| v_idx_538) v_v_12_1) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select v_v_7_1 v_idx_525) v_v_8_1) (= v_v_1_1 (select |c_main_~malloc_old_#length| v_idx_526)) (= (select v_v_5_1 v_idx_527) v_v_6_1) (= (select |c_old(#length)| v_idx_534) v_v_2_1) (= (select |c_#memory_int| v_idx_532) v_v_5_1) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_533)) (or (= (select |c_#length| v_idx_535) v_v_24_1) (<= v_b_8_1 v_idx_535)) v_v_19_1 (= (select |c_old(#valid)| v_idx_528) v_v_4_1) (not (= c_main_q.base 0)) (or (<= v_b_4_1 v_idx_529) (= (select |c_#valid| v_idx_529) v_v_18_1)) (or (= v_v_19_1 (select |c_#valid| v_idx_530)) (<= v_b_5_1 v_idx_530) (< v_idx_530 v_b_4_1)) (not (= c_main_p.base 0)) (or (< v_idx_536 v_b_8_1) (<= v_b_9_1 v_idx_536) (= (select |c_#length| v_idx_536) 400)) (or (= (select |c_#length| v_idx_537) v_v_26_1) (< v_idx_537 v_b_9_1))))) (forall ((v_idx_544 Int) (v_idx_545 Int) (v_idx_542 Int) (v_idx_543 Int) (v_idx_548 Int) (v_idx_549 Int) (v_idx_546 Int) (v_idx_547 Int) (v_idx_539 Int) (v_idx_540 Int) (v_idx_541 Int) (v_idx_550 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_v_689_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (= v_v_697_1 (select v_v_696_1 v_idx_545)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= v_v_689_1 (select |c_#length| v_idx_549)) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_696_1 (select |c_old(#memory_int)| v_idx_547)) (= v_v_688_1 (select |c_old(#length)| v_idx_548)) (= v_v_695_1 (select v_v_694_1 v_idx_540)) (= (select |c_main_~malloc_old_#length| v_idx_539) v_v_687_1) v_v_692_1 (not (= c_main_q.offset 0)) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (= v_v_690_1 (select |c_old(#valid)| v_idx_541)) (or (<= v_b_22_1 v_idx_542) (= v_v_691_1 (select |c_#valid| v_idx_542))) (not (= c_main_p.base 0)) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_550)) (or (< v_idx_544 v_b_23_1) (= v_v_693_1 (select |c_#valid| v_idx_544))) (or (= (select |c_#valid| v_idx_543) v_v_692_1) (< v_idx_543 v_b_22_1) (<= v_b_23_1 v_idx_543)) (= (select |c_#memory_int| v_idx_546) v_v_694_1)))))} [2019-01-18 15:08:04,816 WARN L228 ngHoareTripleChecker]: Action: assume !(4 + q.offset <= #length[q.base]); [2019-01-18 15:08:04,816 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base))) [2019-01-18 15:08:04,816 WARN L230 ngHoareTripleChecker]: Post: {2147483614#(or (forall ((v_idx_555 Int) (v_idx_556 Int) (v_idx_553 Int) (v_idx_554 Int) (v_idx_559 Int) (v_idx_557 Int) (v_idx_558 Int) (v_idx_562 Int) (v_idx_551 Int) (v_idx_552 Int) (v_idx_560 Int) (v_idx_561 Int)) (exists ((v_v_959_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_#memory_int| v_idx_558) v_v_5_1) (= v_v_8_1 (select v_v_7_1 v_idx_551)) (or (= v_v_19_1 (select |c_#valid| v_idx_556)) (< v_idx_556 v_b_4_1) (<= v_b_5_1 v_idx_556)) (= (select |c_main_~malloc_old_#length| v_idx_552) v_v_1_1) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_559)) (= v_v_959_1 (select |c_#length| v_idx_561)) v_v_19_1 (or (< v_idx_557 v_b_5_1) (= (select |c_#valid| v_idx_557) v_v_20_1)) (= v_v_2_1 (select |c_old(#length)| v_idx_560)) (= (select |c_main_~malloc_old_#valid| v_idx_562) v_v_12_1) (not (= c_main_q.base 0)) (= (select v_v_5_1 v_idx_553) v_v_6_1) (or (<= v_b_4_1 v_idx_555) (= (select |c_#valid| v_idx_555) v_v_18_1)) (not (= c_main_p.base 0)) (= v_v_4_1 (select |c_old(#valid)| v_idx_554))))) (forall ((v_idx_566 Int) (v_idx_567 Int) (v_idx_564 Int) (v_idx_565 Int) (v_idx_568 Int) (v_idx_569 Int) (v_idx_570 Int) (v_idx_573 Int) (v_idx_563 Int) (v_idx_574 Int) (v_idx_571 Int) (v_idx_572 Int)) (exists ((v_v_962_1 Int) (v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_687_1 Int) (v_v_695_1 Int)) (and (or (= v_v_692_1 (select |c_#valid| v_idx_567)) (<= v_b_23_1 v_idx_567) (< v_idx_567 v_b_22_1)) (= (select |c_#memory_int| v_idx_570) v_v_694_1) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select v_v_696_1 v_idx_569) v_v_697_1) (= (select |c_old(#length)| v_idx_572) v_v_688_1) (or (= v_v_691_1 (select |c_#valid| v_idx_566)) (<= v_b_22_1 v_idx_566)) (= (select |c_old(#memory_int)| v_idx_571) v_v_696_1) v_v_692_1 (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_574)) (not (= c_main_q.offset 0)) (= (mod c_main_q.offset 4) 0) (= v_v_690_1 (select |c_old(#valid)| v_idx_565)) (not (= c_main_q.base 0)) (= (select |c_main_~malloc_old_#length| v_idx_563) v_v_687_1) (or (= v_v_693_1 (select |c_#valid| v_idx_568)) (< v_idx_568 v_b_23_1)) (= (select v_v_694_1 v_idx_564) v_v_695_1) (not (= c_main_p.base 0)) (= v_v_962_1 (select |c_#length| v_idx_573))))))} [2019-01-18 15:08:04,816 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:08:04,817 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:08:04,817 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:08:08,915 WARN L181 SmtUtils]: Spent 4.10 s on a formula simplification that was a NOOP. DAG size: 168 [2019-01-18 15:08:08,915 WARN L270 ngHoareTripleChecker]: Pre: {2147483615#(or (forall ((v_idx_528 Int) (v_idx_529 Int) (v_idx_533 Int) (v_idx_534 Int) (v_idx_531 Int) (v_idx_532 Int) (v_idx_526 Int) (v_idx_537 Int) (v_idx_527 Int) (v_idx_538 Int) (v_idx_535 Int) (v_idx_525 Int) (v_idx_536 Int) (v_idx_530 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_v_4_1 Bool) (v_b_9_1 Int) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (or (< v_idx_531 v_b_5_1) (= v_v_20_1 (select |#valid| v_idx_531))) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= (select |main_~malloc_old_#valid| v_idx_538) v_v_12_1) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= (select v_v_7_1 v_idx_525) v_v_8_1) (= v_v_1_1 (select |main_~malloc_old_#length| v_idx_526)) (= (select v_v_5_1 v_idx_527) v_v_6_1) (= (select |old(#length)| v_idx_534) v_v_2_1) (= (select |#memory_int| v_idx_532) v_v_5_1) (= v_v_7_1 (select |old(#memory_int)| v_idx_533)) (or (= (select |#length| v_idx_535) v_v_24_1) (<= v_b_8_1 v_idx_535)) v_v_19_1 (= (select |old(#valid)| v_idx_528) v_v_4_1) (not (= main_q.base 0)) (or (<= v_b_4_1 v_idx_529) (= (select |#valid| v_idx_529) v_v_18_1)) (or (= v_v_19_1 (select |#valid| v_idx_530)) (<= v_b_5_1 v_idx_530) (< v_idx_530 v_b_4_1)) (not (= main_p.base 0)) (or (< v_idx_536 v_b_8_1) (<= v_b_9_1 v_idx_536) (= (select |#length| v_idx_536) 400)) (or (= (select |#length| v_idx_537) v_v_26_1) (< v_idx_537 v_b_9_1))))) (forall ((v_idx_544 Int) (v_idx_545 Int) (v_idx_542 Int) (v_idx_543 Int) (v_idx_548 Int) (v_idx_549 Int) (v_idx_546 Int) (v_idx_547 Int) (v_idx_539 Int) (v_idx_540 Int) (v_idx_541 Int) (v_idx_550 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_v_689_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (= v_v_697_1 (select v_v_696_1 v_idx_545)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= v_v_689_1 (select |#length| v_idx_549)) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= v_v_696_1 (select |old(#memory_int)| v_idx_547)) (= v_v_688_1 (select |old(#length)| v_idx_548)) (= v_v_695_1 (select v_v_694_1 v_idx_540)) (= (select |main_~malloc_old_#length| v_idx_539) v_v_687_1) v_v_692_1 (not (= main_q.offset 0)) (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (= v_v_690_1 (select |old(#valid)| v_idx_541)) (or (<= v_b_22_1 v_idx_542) (= v_v_691_1 (select |#valid| v_idx_542))) (not (= main_p.base 0)) (= v_v_698_1 (select |main_~malloc_old_#valid| v_idx_550)) (or (< v_idx_544 v_b_23_1) (= v_v_693_1 (select |#valid| v_idx_544))) (or (= (select |#valid| v_idx_543) v_v_692_1) (< v_idx_543 v_b_22_1) (<= v_b_23_1 v_idx_543)) (= (select |#memory_int| v_idx_546) v_v_694_1)))))} [2019-01-18 15:08:08,915 WARN L274 ngHoareTripleChecker]: Action: assume !(4 + q.offset <= #length[q.base]); [2019-01-18 15:08:08,915 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base))) [2019-01-18 15:08:13,001 WARN L181 SmtUtils]: Spent 4.08 s on a formula simplification that was a NOOP. DAG size: 152 [2019-01-18 15:08:13,002 WARN L276 ngHoareTripleChecker]: Post: {2147483614#(or (forall ((v_idx_555 Int) (v_idx_556 Int) (v_idx_553 Int) (v_idx_554 Int) (v_idx_559 Int) (v_idx_557 Int) (v_idx_558 Int) (v_idx_562 Int) (v_idx_551 Int) (v_idx_552 Int) (v_idx_560 Int) (v_idx_561 Int)) (exists ((v_v_959_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= (select |#memory_int| v_idx_558) v_v_5_1) (= v_v_8_1 (select v_v_7_1 v_idx_551)) (or (= v_v_19_1 (select |#valid| v_idx_556)) (< v_idx_556 v_b_4_1) (<= v_b_5_1 v_idx_556)) (= (select |main_~malloc_old_#length| v_idx_552) v_v_1_1) (= v_v_7_1 (select |old(#memory_int)| v_idx_559)) (= v_v_959_1 (select |#length| v_idx_561)) v_v_19_1 (or (< v_idx_557 v_b_5_1) (= (select |#valid| v_idx_557) v_v_20_1)) (= v_v_2_1 (select |old(#length)| v_idx_560)) (= (select |main_~malloc_old_#valid| v_idx_562) v_v_12_1) (not (= main_q.base 0)) (= (select v_v_5_1 v_idx_553) v_v_6_1) (or (<= v_b_4_1 v_idx_555) (= (select |#valid| v_idx_555) v_v_18_1)) (not (= main_p.base 0)) (= v_v_4_1 (select |old(#valid)| v_idx_554))))) (forall ((v_idx_566 Int) (v_idx_567 Int) (v_idx_564 Int) (v_idx_565 Int) (v_idx_568 Int) (v_idx_569 Int) (v_idx_570 Int) (v_idx_573 Int) (v_idx_563 Int) (v_idx_574 Int) (v_idx_571 Int) (v_idx_572 Int)) (exists ((v_v_962_1 Int) (v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_687_1 Int) (v_v_695_1 Int)) (and (or (= v_v_692_1 (select |#valid| v_idx_567)) (<= v_b_23_1 v_idx_567) (< v_idx_567 v_b_22_1)) (= (select |#memory_int| v_idx_570) v_v_694_1) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= (select v_v_696_1 v_idx_569) v_v_697_1) (= (select |old(#length)| v_idx_572) v_v_688_1) (or (= v_v_691_1 (select |#valid| v_idx_566)) (<= v_b_22_1 v_idx_566)) (= (select |old(#memory_int)| v_idx_571) v_v_696_1) v_v_692_1 (= v_v_698_1 (select |main_~malloc_old_#valid| v_idx_574)) (not (= main_q.offset 0)) (= (mod main_q.offset 4) 0) (= v_v_690_1 (select |old(#valid)| v_idx_565)) (not (= main_q.base 0)) (= (select |main_~malloc_old_#length| v_idx_563) v_v_687_1) (or (= v_v_693_1 (select |#valid| v_idx_568)) (< v_idx_568 v_b_23_1)) (= (select v_v_694_1 v_idx_564) v_v_695_1) (not (= main_p.base 0)) (= v_v_962_1 (select |#length| v_idx_573))))))} [2019-01-18 15:08:13,775 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:08:13,775 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:08:13,775 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:08:13,776 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:08:13,776 WARN L224 ngHoareTripleChecker]: Pre: {2147483613#(or (forall ((v_idx_588 Int) (v_idx_577 Int) (v_idx_578 Int) (v_idx_586 Int) (v_idx_575 Int) (v_idx_587 Int) (v_idx_576 Int) (v_idx_579 Int) (v_idx_580 Int) (v_idx_581 Int) (v_idx_584 Int) (v_idx_585 Int) (v_idx_582 Int) (v_idx_583 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (= v_v_8_1 (select v_v_7_1 v_idx_575)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= v_v_7_1 (select |c_old(#memory_int)| v_idx_583)) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_2_1 (select |c_old(#length)| v_idx_584)) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_588)) (or (= v_v_18_1 (select |c_#valid| v_idx_579)) (<= v_b_4_1 v_idx_579)) (= v_v_5_1 (select |c_#memory_int| v_idx_582)) (= (select |c_main_~malloc_old_#length| v_idx_576) v_v_1_1) (or (< v_idx_586 v_b_8_1) (<= v_b_9_1 v_idx_586) (= (select |c_#length| v_idx_586) 400)) (or (= (select |c_#length| v_idx_587) v_v_26_1) (< v_idx_587 v_b_9_1)) v_v_19_1 (= (select v_v_5_1 v_idx_577) v_v_6_1) (not (= c_main_q.base 0)) (= (select |c_old(#valid)| v_idx_578) v_v_4_1) (or (<= v_b_5_1 v_idx_580) (< v_idx_580 v_b_4_1) (= (select |c_#valid| v_idx_580) v_v_19_1)) (not (= c_main_p.base 0)) (or (= (select |c_#valid| v_idx_581) v_v_20_1) (< v_idx_581 v_b_5_1)) (or (<= v_b_8_1 v_idx_585) (= (select |c_#length| v_idx_585) v_v_24_1))))) (forall ((v_idx_599 Int) (v_idx_589 Int) (v_idx_600 Int) (v_idx_597 Int) (v_idx_598 Int) (v_idx_591 Int) (v_idx_592 Int) (v_idx_590 Int) (v_idx_595 Int) (v_idx_596 Int) (v_idx_593 Int) (v_idx_594 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_v_689_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_687_1 Int) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (= (select |c_main_~malloc_old_#length| v_idx_589) v_v_687_1) (= v_v_695_1 (select v_v_694_1 v_idx_590)) (= v_v_690_1 (select |c_old(#valid)| v_idx_591)) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_600)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select v_v_696_1 v_idx_595) v_v_697_1) (or (= (select |c_#valid| v_idx_592) v_v_691_1) (<= v_b_22_1 v_idx_592)) (or (< v_idx_593 v_b_22_1) (= (select |c_#valid| v_idx_593) v_v_692_1) (<= v_b_23_1 v_idx_593)) (= v_v_696_1 (select |c_old(#memory_int)| v_idx_597)) (= (select |c_#memory_int| v_idx_596) v_v_694_1) (= (select |c_#length| v_idx_599) v_v_689_1) v_v_692_1 (not (= c_main_q.offset 0)) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (= v_v_688_1 (select |c_old(#length)| v_idx_598)) (not (= c_main_p.base 0)) (or (< v_idx_594 v_b_23_1) (= (select |c_#valid| v_idx_594) v_v_693_1))))))} [2019-01-18 15:08:13,776 WARN L228 ngHoareTripleChecker]: Action: assume 4 + q.offset <= #length[q.base]; [2019-01-18 15:08:13,776 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base)) [2019-01-18 15:08:13,776 WARN L230 ngHoareTripleChecker]: Post: {2147483612#(or (forall ((v_idx_610 Int) (v_idx_611 Int) (v_idx_603 Int) (v_idx_604 Int) (v_idx_601 Int) (v_idx_612 Int) (v_idx_602 Int) (v_idx_607 Int) (v_idx_608 Int) (v_idx_605 Int) (v_idx_606 Int) (v_idx_609 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_1181_1 Int) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |c_old(#length)| v_idx_610) v_v_2_1) (= c_main_q.offset 0) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= (select |c_main_~malloc_old_#length| v_idx_602) v_v_1_1) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (or (= (select |c_#valid| v_idx_607) v_v_20_1) (< v_idx_607 v_b_5_1)) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_612)) (= (select |c_#length| v_idx_611) v_v_1181_1) v_v_19_1 (not (= c_main_q.base 0)) (= (select v_v_7_1 v_idx_601) v_v_8_1) (= (select v_v_5_1 v_idx_603) v_v_6_1) (or (= (select |c_#valid| v_idx_605) v_v_18_1) (<= v_b_4_1 v_idx_605)) (or (<= v_b_5_1 v_idx_606) (= (select |c_#valid| v_idx_606) v_v_19_1) (< v_idx_606 v_b_4_1)) (not (= c_main_p.base 0)) (= (select |c_old(#memory_int)| v_idx_609) v_v_7_1) (= (select |c_old(#valid)| v_idx_604) v_v_4_1) (= (select |c_#memory_int| v_idx_608) v_v_5_1)))) (forall ((v_idx_621 Int) (v_idx_622 Int) (v_idx_620 Int) (v_idx_614 Int) (v_idx_615 Int) (v_idx_623 Int) (v_idx_624 Int) (v_idx_613 Int) (v_idx_618 Int) (v_idx_619 Int) (v_idx_616 Int) (v_idx_617 Int)) (exists ((v_v_698_1 Bool) (v_v_1184_1 Int) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_690_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_695_1 Int)) (and (= v_v_697_1 (select v_v_696_1 v_idx_619)) (= (select |c_old(#length)| v_idx_622) v_v_688_1) (= v_v_690_1 (select |c_old(#valid)| v_idx_615)) (not (= |c_main_~malloc_#res.base| 0)) (= v_v_695_1 (select v_v_694_1 v_idx_614)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (or (= v_v_692_1 (select |c_#valid| v_idx_617)) (<= v_b_23_1 v_idx_617) (< v_idx_617 v_b_22_1)) (= (select |c_old(#memory_int)| v_idx_621) v_v_696_1) (= (select |c_main_~malloc_old_#length| v_idx_613) v_v_687_1) (= (select |c_#memory_int| v_idx_620) v_v_694_1) (or (< v_idx_618 v_b_23_1) (= (select |c_#valid| v_idx_618) v_v_693_1)) (or (<= v_b_22_1 v_idx_616) (= (select |c_#valid| v_idx_616) v_v_691_1)) v_v_692_1 (not (= c_main_q.offset 0)) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_624)) (not (= c_main_p.base 0)) (= (select |c_#length| v_idx_623) v_v_1184_1)))))} [2019-01-18 15:08:13,777 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:08:13,778 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:08:13,778 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:08:17,846 WARN L181 SmtUtils]: Spent 4.07 s on a formula simplification that was a NOOP. DAG size: 168 [2019-01-18 15:08:17,846 WARN L270 ngHoareTripleChecker]: Pre: {2147483613#(or (forall ((v_idx_588 Int) (v_idx_577 Int) (v_idx_578 Int) (v_idx_586 Int) (v_idx_575 Int) (v_idx_587 Int) (v_idx_576 Int) (v_idx_579 Int) (v_idx_580 Int) (v_idx_581 Int) (v_idx_584 Int) (v_idx_585 Int) (v_idx_582 Int) (v_idx_583 Int)) (exists ((v_v_24_1 Int) (v_b_4_1 Int) (v_b_5_1 Int) (v_b_8_1 Int) (v_b_9_1 Int) (v_v_4_1 Bool) (v_v_26_1 Int) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (= v_v_8_1 (select v_v_7_1 v_idx_575)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= v_v_7_1 (select |old(#memory_int)| v_idx_583)) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= v_v_2_1 (select |old(#length)| v_idx_584)) (= v_v_12_1 (select |main_~malloc_old_#valid| v_idx_588)) (or (= v_v_18_1 (select |#valid| v_idx_579)) (<= v_b_4_1 v_idx_579)) (= v_v_5_1 (select |#memory_int| v_idx_582)) (= (select |main_~malloc_old_#length| v_idx_576) v_v_1_1) (or (< v_idx_586 v_b_8_1) (<= v_b_9_1 v_idx_586) (= (select |#length| v_idx_586) 400)) (or (= (select |#length| v_idx_587) v_v_26_1) (< v_idx_587 v_b_9_1)) v_v_19_1 (= (select v_v_5_1 v_idx_577) v_v_6_1) (not (= main_q.base 0)) (= (select |old(#valid)| v_idx_578) v_v_4_1) (or (<= v_b_5_1 v_idx_580) (< v_idx_580 v_b_4_1) (= (select |#valid| v_idx_580) v_v_19_1)) (not (= main_p.base 0)) (or (= (select |#valid| v_idx_581) v_v_20_1) (< v_idx_581 v_b_5_1)) (or (<= v_b_8_1 v_idx_585) (= (select |#length| v_idx_585) v_v_24_1))))) (forall ((v_idx_599 Int) (v_idx_589 Int) (v_idx_600 Int) (v_idx_597 Int) (v_idx_598 Int) (v_idx_591 Int) (v_idx_592 Int) (v_idx_590 Int) (v_idx_595 Int) (v_idx_596 Int) (v_idx_593 Int) (v_idx_594 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_v_689_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_687_1 Int) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (= (select |main_~malloc_old_#length| v_idx_589) v_v_687_1) (= v_v_695_1 (select v_v_694_1 v_idx_590)) (= v_v_690_1 (select |old(#valid)| v_idx_591)) (= v_v_698_1 (select |main_~malloc_old_#valid| v_idx_600)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= (select v_v_696_1 v_idx_595) v_v_697_1) (or (= (select |#valid| v_idx_592) v_v_691_1) (<= v_b_22_1 v_idx_592)) (or (< v_idx_593 v_b_22_1) (= (select |#valid| v_idx_593) v_v_692_1) (<= v_b_23_1 v_idx_593)) (= v_v_696_1 (select |old(#memory_int)| v_idx_597)) (= (select |#memory_int| v_idx_596) v_v_694_1) (= (select |#length| v_idx_599) v_v_689_1) v_v_692_1 (not (= main_q.offset 0)) (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (= v_v_688_1 (select |old(#length)| v_idx_598)) (not (= main_p.base 0)) (or (< v_idx_594 v_b_23_1) (= (select |#valid| v_idx_594) v_v_693_1))))))} [2019-01-18 15:08:17,846 WARN L274 ngHoareTripleChecker]: Action: assume 4 + q.offset <= #length[q.base]; [2019-01-18 15:08:17,847 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base)) [2019-01-18 15:08:21,941 WARN L181 SmtUtils]: Spent 4.09 s on a formula simplification that was a NOOP. DAG size: 152 [2019-01-18 15:08:21,942 WARN L276 ngHoareTripleChecker]: Post: {2147483612#(or (forall ((v_idx_610 Int) (v_idx_611 Int) (v_idx_603 Int) (v_idx_604 Int) (v_idx_601 Int) (v_idx_612 Int) (v_idx_602 Int) (v_idx_607 Int) (v_idx_608 Int) (v_idx_605 Int) (v_idx_606 Int) (v_idx_609 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_1181_1 Int) (v_v_12_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_1_1 Int) (v_v_2_1 Int) (v_v_5_1 (Array Int Int)) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= (select |old(#length)| v_idx_610) v_v_2_1) (= main_q.offset 0) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= (select |main_~malloc_old_#length| v_idx_602) v_v_1_1) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (or (= (select |#valid| v_idx_607) v_v_20_1) (< v_idx_607 v_b_5_1)) (= v_v_12_1 (select |main_~malloc_old_#valid| v_idx_612)) (= (select |#length| v_idx_611) v_v_1181_1) v_v_19_1 (not (= main_q.base 0)) (= (select v_v_7_1 v_idx_601) v_v_8_1) (= (select v_v_5_1 v_idx_603) v_v_6_1) (or (= (select |#valid| v_idx_605) v_v_18_1) (<= v_b_4_1 v_idx_605)) (or (<= v_b_5_1 v_idx_606) (= (select |#valid| v_idx_606) v_v_19_1) (< v_idx_606 v_b_4_1)) (not (= main_p.base 0)) (= (select |old(#memory_int)| v_idx_609) v_v_7_1) (= (select |old(#valid)| v_idx_604) v_v_4_1) (= (select |#memory_int| v_idx_608) v_v_5_1)))) (forall ((v_idx_621 Int) (v_idx_622 Int) (v_idx_620 Int) (v_idx_614 Int) (v_idx_615 Int) (v_idx_623 Int) (v_idx_624 Int) (v_idx_613 Int) (v_idx_618 Int) (v_idx_619 Int) (v_idx_616 Int) (v_idx_617 Int)) (exists ((v_v_698_1 Bool) (v_v_1184_1 Int) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_690_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_695_1 Int)) (and (= v_v_697_1 (select v_v_696_1 v_idx_619)) (= (select |old(#length)| v_idx_622) v_v_688_1) (= v_v_690_1 (select |old(#valid)| v_idx_615)) (not (= |main_~malloc_#res.base| 0)) (= v_v_695_1 (select v_v_694_1 v_idx_614)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (or (= v_v_692_1 (select |#valid| v_idx_617)) (<= v_b_23_1 v_idx_617) (< v_idx_617 v_b_22_1)) (= (select |old(#memory_int)| v_idx_621) v_v_696_1) (= (select |main_~malloc_old_#length| v_idx_613) v_v_687_1) (= (select |#memory_int| v_idx_620) v_v_694_1) (or (< v_idx_618 v_b_23_1) (= (select |#valid| v_idx_618) v_v_693_1)) (or (<= v_b_22_1 v_idx_616) (= (select |#valid| v_idx_616) v_v_691_1)) v_v_692_1 (not (= main_q.offset 0)) (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (= v_v_698_1 (select |main_~malloc_old_#valid| v_idx_624)) (not (= main_p.base 0)) (= (select |#length| v_idx_623) v_v_1184_1)))))} [2019-01-18 15:08:22,816 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:08:22,816 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:08:22,816 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:08:22,817 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:08:22,817 WARN L224 ngHoareTripleChecker]: Pre: {2147483611#(forall ((v_idx_632 Int) (v_idx_633 Int) (v_idx_630 Int) (v_idx_631 Int) (v_idx_625 Int) (v_idx_636 Int) (v_idx_626 Int) (v_idx_634 Int) (v_idx_635 Int) (v_idx_629 Int) (v_idx_627 Int) (v_idx_628 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_v_689_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_687_1 Int) (v_v_695_1 Int)) (and (or (= (select |c_#valid| v_idx_629) v_v_692_1) (<= v_b_23_1 v_idx_629) (< v_idx_629 v_b_22_1)) (= (select |c_#memory_int| v_idx_632) v_v_694_1) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= v_v_695_1 (select v_v_694_1 v_idx_626)) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_old(#valid)| v_idx_627) v_v_690_1) (or (= (select |c_#valid| v_idx_628) v_v_691_1) (<= v_b_22_1 v_idx_628)) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_636)) (= (select v_v_696_1 v_idx_631) v_v_697_1) v_v_692_1 (not (= c_main_q.offset 0)) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (= v_v_687_1 (select |c_main_~malloc_old_#length| v_idx_625)) (or (= v_v_693_1 (select |c_#valid| v_idx_630)) (< v_idx_630 v_b_23_1)) (= (select |c_old(#memory_int)| v_idx_633) v_v_696_1) (not (= c_main_p.base 0)) (= (select |c_old(#length)| v_idx_634) v_v_688_1) (= (select |c_#length| v_idx_635) v_v_689_1))))} [2019-01-18 15:08:22,817 WARN L228 ngHoareTripleChecker]: Action: assume true; [2019-01-18 15:08:22,817 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: true [2019-01-18 15:08:22,817 WARN L230 ngHoareTripleChecker]: Post: {2147483610#(forall ((v_idx_643 Int) (v_idx_644 Int) (v_idx_641 Int) (v_idx_642 Int) (v_idx_647 Int) (v_idx_648 Int) (v_idx_637 Int) (v_idx_645 Int) (v_idx_646 Int) (v_idx_638 Int) (v_idx_639 Int) (v_idx_640 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_689_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (= v_v_689_1 (select |c_#length| v_idx_647)) (or (< v_idx_641 v_b_22_1) (= (select |c_#valid| v_idx_641) v_v_692_1) (<= v_b_23_1 v_idx_641)) (or (= v_v_693_1 (select |c_#valid| v_idx_642)) (< v_idx_642 v_b_23_1)) (= (select v_v_696_1 v_idx_643) v_v_697_1) (not (= |c_main_~malloc_#res.base| 0)) (= (select |c_#memory_int| v_idx_644) v_v_694_1) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_695_1 (select v_v_694_1 v_idx_638)) (= (select |c_old(#length)| v_idx_646) v_v_688_1) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_648)) (= (select |c_main_~malloc_old_#length| v_idx_637) v_v_687_1) v_v_692_1 (not (= c_main_q.offset 0)) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (= (select |c_old(#valid)| v_idx_639) v_v_690_1) (not (= c_main_p.base 0)) (= (select |c_old(#memory_int)| v_idx_645) v_v_696_1) (or (= v_v_691_1 (select |c_#valid| v_idx_640)) (<= v_b_22_1 v_idx_640)))))} [2019-01-18 15:08:22,817 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:08:22,818 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:08:22,819 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:08:22,849 WARN L270 ngHoareTripleChecker]: Pre: {2147483611#(and (not (= main_q.offset 0)) (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:22,849 WARN L274 ngHoareTripleChecker]: Action: assume true; [2019-01-18 15:08:22,849 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: true [2019-01-18 15:08:22,888 WARN L276 ngHoareTripleChecker]: Post: {2147483610#(and (not (= main_q.offset 0)) (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:23,030 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:08:23,030 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:08:23,030 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:08:23,030 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:08:23,031 WARN L224 ngHoareTripleChecker]: Pre: {2147483609#(or (forall ((v_idx_654 Int) (v_idx_655 Int) (v_idx_652 Int) (v_idx_653 Int) (v_idx_658 Int) (v_idx_659 Int) (v_idx_656 Int) (v_idx_657 Int) (v_idx_649 Int) (v_idx_650 Int) (v_idx_651 Int) (v_idx_660 Int)) (exists ((v_v_698_1 Bool) (v_v_1184_1 Int) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_690_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_695_1 Int)) (and (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_660)) (or (= v_v_693_1 (select |c_#valid| v_idx_654)) (< v_idx_654 v_b_23_1)) (= (select |c_old(#length)| v_idx_658) v_v_688_1) (not (= |c_main_~malloc_#res.base| 0)) (= (select |c_old(#valid)| v_idx_651) v_v_690_1) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select v_v_696_1 v_idx_655) v_v_697_1) (= v_v_696_1 (select |c_old(#memory_int)| v_idx_657)) (or (= v_v_692_1 (select |c_#valid| v_idx_653)) (< v_idx_653 v_b_22_1) (<= v_b_23_1 v_idx_653)) (= (select |c_#length| v_idx_659) v_v_1184_1) v_v_692_1 (not (= c_main_q.offset 0)) (= (mod c_main_q.offset 4) 0) (= (select |c_#memory_int| v_idx_656) v_v_694_1) (not (= c_main_q.base 0)) (not (= c_main_p.base 0)) (or (= v_v_691_1 (select |c_#valid| v_idx_652)) (<= v_b_22_1 v_idx_652)) (= (select |c_main_~malloc_old_#length| v_idx_649) v_v_687_1) (= v_v_695_1 (select v_v_694_1 v_idx_650))))) (forall ((v_idx_665 Int) (v_idx_666 Int) (v_idx_663 Int) (v_idx_664 Int) (v_idx_669 Int) (v_idx_667 Int) (v_idx_668 Int) (v_idx_661 Int) (v_idx_672 Int) (v_idx_662 Int) (v_idx_670 Int) (v_idx_671 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= c_main_q.offset 0) (= v_v_6_1 (select v_v_5_1 v_idx_663)) (= (select |c_old(#memory_int)| v_idx_669) v_v_7_1) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (or (= (select |c_#valid| v_idx_667) v_v_20_1) (< v_idx_667 v_b_5_1)) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_#length| v_idx_671) v_v_30_1) (or (<= v_b_5_1 v_idx_666) (= (select |c_#valid| v_idx_666) v_v_19_1) (< v_idx_666 v_b_4_1)) (= v_v_12_1 (select |c_main_~malloc_old_#valid| v_idx_672)) (= (select |c_old(#valid)| v_idx_664) v_v_4_1) (= (select |c_old(#length)| v_idx_670) v_v_2_1) v_v_19_1 (= v_v_8_1 (select v_v_7_1 v_idx_661)) (not (= c_main_q.base 0)) (not (= c_main_p.base 0)) (= (select |c_#memory_int| v_idx_668) v_v_5_1) (= (select |c_main_~malloc_old_#length| v_idx_662) v_v_1_1) (or (<= v_b_4_1 v_idx_665) (= (select |c_#valid| v_idx_665) v_v_18_1))))))} [2019-01-18 15:08:23,031 WARN L228 ngHoareTripleChecker]: Action: q.base, q.offset := q.base, q.offset + 4; [2019-01-18 15:08:23,031 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_main_q.offset_primed (+ c_main_q.offset 4)) (= c_main_q.base_primed c_main_q.base)) [2019-01-18 15:08:23,031 WARN L230 ngHoareTripleChecker]: Post: {2147483608#(forall ((v_idx_676 Int) (v_idx_677 Int) (v_idx_674 Int) (v_idx_675 Int) (v_idx_678 Int) (v_idx_679 Int) (v_idx_680 Int) (v_idx_683 Int) (v_idx_684 Int) (v_idx_673 Int) (v_idx_681 Int) (v_idx_682 Int)) (exists ((v_v_698_1 Bool) (v_v_1184_1 Int) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (= (select |c_#memory_int| v_idx_680) v_v_694_1) (or (= v_v_691_1 (select |c_#valid| v_idx_676)) (<= v_b_22_1 v_idx_676)) (not (= |c_main_~malloc_#res.base| 0)) (or (= v_v_693_1 (select |c_#valid| v_idx_678)) (< v_idx_678 v_b_23_1)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_main_~malloc_old_#length| v_idx_673) v_v_687_1) (= v_v_695_1 (select v_v_694_1 v_idx_674)) (or (< v_idx_677 v_b_22_1) (<= v_b_23_1 v_idx_677) (= (select |c_#valid| v_idx_677) v_v_692_1)) (= v_v_690_1 (select |c_old(#valid)| v_idx_675)) v_v_692_1 (= (select |c_old(#length)| v_idx_682) v_v_688_1) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_684)) (= (mod c_main_q.offset 4) 0) (= (select v_v_696_1 v_idx_679) v_v_697_1) (not (= c_main_q.base 0)) (= (select |c_#length| v_idx_683) v_v_1184_1) (= (select |c_old(#memory_int)| v_idx_681) v_v_696_1) (not (= c_main_p.base 0)))))} [2019-01-18 15:08:23,031 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:08:23,032 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:08:23,032 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:08:27,083 WARN L181 SmtUtils]: Spent 4.05 s on a formula simplification that was a NOOP. DAG size: 152 [2019-01-18 15:08:27,084 WARN L270 ngHoareTripleChecker]: Pre: {2147483609#(or (forall ((v_idx_654 Int) (v_idx_655 Int) (v_idx_652 Int) (v_idx_653 Int) (v_idx_658 Int) (v_idx_659 Int) (v_idx_656 Int) (v_idx_657 Int) (v_idx_649 Int) (v_idx_650 Int) (v_idx_651 Int) (v_idx_660 Int)) (exists ((v_v_698_1 Bool) (v_v_1184_1 Int) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_690_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_695_1 Int)) (and (= v_v_698_1 (select |main_~malloc_old_#valid| v_idx_660)) (or (= v_v_693_1 (select |#valid| v_idx_654)) (< v_idx_654 v_b_23_1)) (= (select |old(#length)| v_idx_658) v_v_688_1) (not (= |main_~malloc_#res.base| 0)) (= (select |old(#valid)| v_idx_651) v_v_690_1) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= (select v_v_696_1 v_idx_655) v_v_697_1) (= v_v_696_1 (select |old(#memory_int)| v_idx_657)) (or (= v_v_692_1 (select |#valid| v_idx_653)) (< v_idx_653 v_b_22_1) (<= v_b_23_1 v_idx_653)) (= (select |#length| v_idx_659) v_v_1184_1) v_v_692_1 (not (= main_q.offset 0)) (= (mod main_q.offset 4) 0) (= (select |#memory_int| v_idx_656) v_v_694_1) (not (= main_q.base 0)) (not (= main_p.base 0)) (or (= v_v_691_1 (select |#valid| v_idx_652)) (<= v_b_22_1 v_idx_652)) (= (select |main_~malloc_old_#length| v_idx_649) v_v_687_1) (= v_v_695_1 (select v_v_694_1 v_idx_650))))) (forall ((v_idx_665 Int) (v_idx_666 Int) (v_idx_663 Int) (v_idx_664 Int) (v_idx_669 Int) (v_idx_667 Int) (v_idx_668 Int) (v_idx_661 Int) (v_idx_672 Int) (v_idx_662 Int) (v_idx_670 Int) (v_idx_671 Int)) (exists ((v_b_4_1 Int) (v_b_5_1 Int) (v_v_30_1 Int) (v_v_4_1 Bool) (v_v_8_1 Int) (v_v_19_1 Bool) (v_v_18_1 Bool) (v_v_7_1 (Array Int Int)) (v_v_12_1 Bool) (v_v_1_1 Int) (v_v_5_1 (Array Int Int)) (v_v_2_1 Int) (v_v_6_1 Int) (v_v_20_1 Bool)) (and (= main_q.offset 0) (= v_v_6_1 (select v_v_5_1 v_idx_663)) (= (select |old(#memory_int)| v_idx_669) v_v_7_1) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (or (= (select |#valid| v_idx_667) v_v_20_1) (< v_idx_667 v_b_5_1)) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (= (select |#length| v_idx_671) v_v_30_1) (or (<= v_b_5_1 v_idx_666) (= (select |#valid| v_idx_666) v_v_19_1) (< v_idx_666 v_b_4_1)) (= v_v_12_1 (select |main_~malloc_old_#valid| v_idx_672)) (= (select |old(#valid)| v_idx_664) v_v_4_1) (= (select |old(#length)| v_idx_670) v_v_2_1) v_v_19_1 (= v_v_8_1 (select v_v_7_1 v_idx_661)) (not (= main_q.base 0)) (not (= main_p.base 0)) (= (select |#memory_int| v_idx_668) v_v_5_1) (= (select |main_~malloc_old_#length| v_idx_662) v_v_1_1) (or (<= v_b_4_1 v_idx_665) (= (select |#valid| v_idx_665) v_v_18_1))))))} [2019-01-18 15:08:27,084 WARN L274 ngHoareTripleChecker]: Action: q.base, q.offset := q.base, q.offset + 4; [2019-01-18 15:08:27,084 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_main_q.offset_primed (+ c_main_q.offset 4)) (= c_main_q.base_primed c_main_q.base)) [2019-01-18 15:08:27,117 WARN L276 ngHoareTripleChecker]: Post: {2147483608#(and (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:27,574 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:08:27,574 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:08:27,575 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:08:27,575 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:08:27,575 WARN L224 ngHoareTripleChecker]: Pre: {2147483607#(forall ((v_idx_687 Int) (v_idx_688 Int) (v_idx_685 Int) (v_idx_696 Int) (v_idx_686 Int) (v_idx_689 Int) (v_idx_690 Int) (v_idx_691 Int) (v_idx_694 Int) (v_idx_695 Int) (v_idx_692 Int) (v_idx_693 Int)) (exists ((v_v_1184_1 Int) (v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (= v_v_695_1 (select v_v_694_1 v_idx_686)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_old(#memory_int)| v_idx_693) v_v_696_1) (or (= (select |c_#valid| v_idx_690) v_v_693_1) (< v_idx_690 v_b_23_1)) (= (select |c_#memory_int| v_idx_692) v_v_694_1) (= (select |c_#length| v_idx_695) v_v_1184_1) v_v_692_1 (= (select |c_main_~malloc_old_#length| v_idx_685) v_v_687_1) (= (select |c_old(#length)| v_idx_694) v_v_688_1) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_696)) (= (select |c_old(#valid)| v_idx_687) v_v_690_1) (or (<= v_b_22_1 v_idx_688) (= (select |c_#valid| v_idx_688) v_v_691_1)) (= (select v_v_696_1 v_idx_691) v_v_697_1) (not (= c_main_p.base 0)) (or (< v_idx_689 v_b_22_1) (<= v_b_23_1 v_idx_689) (= v_v_692_1 (select |c_#valid| v_idx_689))))))} [2019-01-18 15:08:27,575 WARN L228 ngHoareTripleChecker]: Action: assume q.offset < p.offset + 400; [2019-01-18 15:08:27,575 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (< c_main_q.offset (+ c_main_p.offset 400)) [2019-01-18 15:08:27,575 WARN L230 ngHoareTripleChecker]: Post: {2147483606#(forall ((v_idx_698 Int) (v_idx_699 Int) (v_idx_697 Int) (v_idx_702 Int) (v_idx_703 Int) (v_idx_700 Int) (v_idx_701 Int) (v_idx_706 Int) (v_idx_707 Int) (v_idx_704 Int) (v_idx_705 Int) (v_idx_708 Int)) (exists ((v_v_698_1 Bool) (v_v_1184_1 Int) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_687_1 Int) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (= v_v_688_1 (select |c_old(#length)| v_idx_706)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select v_v_696_1 v_idx_703) v_v_697_1) (or (<= v_b_23_1 v_idx_701) (= (select |c_#valid| v_idx_701) v_v_692_1) (< v_idx_701 v_b_22_1)) (or (= v_v_691_1 (select |c_#valid| v_idx_700)) (<= v_b_22_1 v_idx_700)) (or (= v_v_693_1 (select |c_#valid| v_idx_702)) (< v_idx_702 v_b_23_1)) v_v_692_1 (= v_v_687_1 (select |c_main_~malloc_old_#length| v_idx_697)) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_708)) (= v_v_695_1 (select v_v_694_1 v_idx_698)) (not (= c_main_p.base 0)) (= (select |c_#length| v_idx_707) v_v_1184_1) (= (select |c_old(#memory_int)| v_idx_705) v_v_696_1) (= (select |c_#memory_int| v_idx_704) v_v_694_1) (= (select |c_old(#valid)| v_idx_699) v_v_690_1))))} [2019-01-18 15:08:27,575 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:08:27,576 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:08:27,576 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:08:27,609 WARN L270 ngHoareTripleChecker]: Pre: {2147483607#(and (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:27,609 WARN L274 ngHoareTripleChecker]: Action: assume q.offset < p.offset + 400; [2019-01-18 15:08:27,610 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (< c_main_q.offset (+ c_main_p.offset 400)) [2019-01-18 15:08:27,679 WARN L276 ngHoareTripleChecker]: Post: {2147483606#(and (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:28,007 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:08:28,008 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:08:28,008 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:08:28,008 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:08:28,008 WARN L224 ngHoareTripleChecker]: Pre: {2147483605#(forall ((v_idx_720 Int) (v_idx_710 Int) (v_idx_713 Int) (v_idx_714 Int) (v_idx_711 Int) (v_idx_712 Int) (v_idx_717 Int) (v_idx_718 Int) (v_idx_715 Int) (v_idx_716 Int) (v_idx_719 Int) (v_idx_709 Int)) (exists ((v_v_698_1 Bool) (v_v_1184_1 Int) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_690_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_695_1 Int)) (and (= (select |c_old(#length)| v_idx_718) v_v_688_1) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_720)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_old(#valid)| v_idx_711) v_v_690_1) v_v_692_1 (= (select v_v_694_1 v_idx_710) v_v_695_1) (= (select |c_#length| v_idx_719) v_v_1184_1) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (= (select v_v_696_1 v_idx_715) v_v_697_1) (= (select |c_old(#memory_int)| v_idx_717) v_v_696_1) (not (= c_main_p.base 0)) (= v_v_687_1 (select |c_main_~malloc_old_#length| v_idx_709)) (or (= v_v_692_1 (select |c_#valid| v_idx_713)) (< v_idx_713 v_b_22_1) (<= v_b_23_1 v_idx_713)) (or (< v_idx_714 v_b_23_1) (= v_v_693_1 (select |c_#valid| v_idx_714))) (= (select |c_#memory_int| v_idx_716) v_v_694_1) (or (= (select |c_#valid| v_idx_712) v_v_691_1) (<= v_b_22_1 v_idx_712)))))} [2019-01-18 15:08:28,009 WARN L228 ngHoareTripleChecker]: Action: assume !(q.offset < p.offset + 400); [2019-01-18 15:08:28,009 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (< c_main_q.offset (+ c_main_p.offset 400))) [2019-01-18 15:08:28,009 WARN L230 ngHoareTripleChecker]: Post: {2147483604#(forall ((v_idx_731 Int) (v_idx_721 Int) (v_idx_732 Int) (v_idx_730 Int) (v_idx_724 Int) (v_idx_725 Int) (v_idx_722 Int) (v_idx_723 Int) (v_idx_728 Int) (v_idx_729 Int) (v_idx_726 Int) (v_idx_727 Int)) (exists ((v_v_1184_1 Int) (v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_687_1 Int) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (= v_v_1184_1 (select |c_#length| v_idx_731)) (= (select v_v_696_1 v_idx_727) v_v_697_1) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_old(#length)| v_idx_730) v_v_688_1) (= (select |c_main_~malloc_old_#length| v_idx_721) v_v_687_1) (= v_v_695_1 (select v_v_694_1 v_idx_722)) (= (select |c_old(#valid)| v_idx_723) v_v_690_1) (= (select |c_#memory_int| v_idx_728) v_v_694_1) v_v_692_1 (not (= c_main_q.offset 0)) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (= (select |c_old(#memory_int)| v_idx_729) v_v_696_1) (or (= v_v_693_1 (select |c_#valid| v_idx_726)) (< v_idx_726 v_b_23_1)) (not (= c_main_p.base 0)) (or (<= v_b_22_1 v_idx_724) (= (select |c_#valid| v_idx_724) v_v_691_1)) (or (<= v_b_23_1 v_idx_725) (= (select |c_#valid| v_idx_725) v_v_692_1) (< v_idx_725 v_b_22_1)) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_732)))))} [2019-01-18 15:08:28,009 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:08:28,010 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:08:28,010 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:08:28,040 WARN L270 ngHoareTripleChecker]: Pre: {2147483605#(and (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:28,040 WARN L274 ngHoareTripleChecker]: Action: assume !(q.offset < p.offset + 400); [2019-01-18 15:08:28,040 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (< c_main_q.offset (+ c_main_p.offset 400))) [2019-01-18 15:08:28,075 WARN L276 ngHoareTripleChecker]: Post: {2147483604#(and (not (= main_q.offset 0)) (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:28,124 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:08:28,124 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:08:28,125 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:08:28,125 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:08:28,125 WARN L224 ngHoareTripleChecker]: Pre: {2147483601#(forall ((v_idx_753 Int) (v_idx_754 Int) (v_idx_751 Int) (v_idx_752 Int) (v_idx_746 Int) (v_idx_747 Int) (v_idx_755 Int) (v_idx_745 Int) (v_idx_756 Int) (v_idx_748 Int) (v_idx_749 Int) (v_idx_750 Int)) (exists ((v_v_698_1 Bool) (v_v_1184_1 Int) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (= (select |c_#memory_int| v_idx_752) v_v_694_1) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_687_1 (select |c_main_~malloc_old_#length| v_idx_745)) (= v_v_696_1 (select |c_old(#memory_int)| v_idx_753)) (= (select v_v_696_1 v_idx_751) v_v_697_1) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_756)) v_v_692_1 (= (select |c_old(#valid)| v_idx_747) v_v_690_1) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (or (<= v_b_22_1 v_idx_748) (= v_v_691_1 (select |c_#valid| v_idx_748))) (= v_v_695_1 (select v_v_694_1 v_idx_746)) (= (select |c_old(#length)| v_idx_754) v_v_688_1) (= (select |c_#length| v_idx_755) v_v_1184_1) (not (= c_main_p.base 0)) (or (= (select |c_#valid| v_idx_750) v_v_693_1) (< v_idx_750 v_b_23_1)) (or (< v_idx_749 v_b_22_1) (= (select |c_#valid| v_idx_749) v_v_692_1) (<= v_b_23_1 v_idx_749)))))} [2019-01-18 15:08:28,125 WARN L228 ngHoareTripleChecker]: Action: assume !(4 + q.offset <= #length[q.base]); [2019-01-18 15:08:28,125 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base))) [2019-01-18 15:08:28,125 WARN L230 ngHoareTripleChecker]: Post: {2147483600#(forall ((v_idx_764 Int) (v_idx_765 Int) (v_idx_762 Int) (v_idx_763 Int) (v_idx_768 Int) (v_idx_757 Int) (v_idx_758 Int) (v_idx_766 Int) (v_idx_767 Int) (v_idx_759 Int) (v_idx_760 Int) (v_idx_761 Int)) (exists ((v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_687_1 Int) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_695_1 Int) (v_v_1703_1 Int)) (and (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_768)) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select v_v_696_1 v_idx_763) v_v_697_1) (= (select |c_main_~malloc_old_#length| v_idx_757) v_v_687_1) (or (< v_idx_762 v_b_23_1) (= (select |c_#valid| v_idx_762) v_v_693_1)) (= v_v_695_1 (select v_v_694_1 v_idx_758)) v_v_692_1 (= v_v_688_1 (select |c_old(#length)| v_idx_766)) (or (= (select |c_#valid| v_idx_760) v_v_691_1) (<= v_b_22_1 v_idx_760)) (= (select |c_#memory_int| v_idx_764) v_v_694_1) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (= (select |c_#length| v_idx_767) v_v_1703_1) (not (= c_main_p.base 0)) (or (< v_idx_761 v_b_22_1) (<= v_b_23_1 v_idx_761) (= v_v_692_1 (select |c_#valid| v_idx_761))) (= (select |c_old(#valid)| v_idx_759) v_v_690_1) (= (select |c_old(#memory_int)| v_idx_765) v_v_696_1))))} [2019-01-18 15:08:28,125 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:08:28,126 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:08:28,126 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:08:28,156 WARN L270 ngHoareTripleChecker]: Pre: {2147483601#(and (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:28,156 WARN L274 ngHoareTripleChecker]: Action: assume !(4 + q.offset <= #length[q.base]); [2019-01-18 15:08:28,156 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (not (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base))) [2019-01-18 15:08:28,187 WARN L276 ngHoareTripleChecker]: Post: {2147483600#(and (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:28,537 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:08:28,537 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:08:28,537 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:08:28,537 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:08:28,537 WARN L224 ngHoareTripleChecker]: Pre: {2147483599#(forall ((v_idx_775 Int) (v_idx_776 Int) (v_idx_773 Int) (v_idx_774 Int) (v_idx_779 Int) (v_idx_769 Int) (v_idx_777 Int) (v_idx_778 Int) (v_idx_771 Int) (v_idx_772 Int) (v_idx_780 Int) (v_idx_770 Int)) (exists ((v_v_1184_1 Int) (v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_687_1 Int) (v_v_695_1 Int)) (and (= (select |c_#length| v_idx_779) v_v_1184_1) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= v_v_688_1 (select |c_old(#length)| v_idx_778)) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_780)) (= v_v_695_1 (select v_v_694_1 v_idx_770)) v_v_692_1 (= (mod c_main_q.offset 4) 0) (or (< v_idx_774 v_b_23_1) (= v_v_693_1 (select |c_#valid| v_idx_774))) (not (= c_main_q.base 0)) (not (= c_main_p.base 0)) (= (select |c_old(#valid)| v_idx_771) v_v_690_1) (or (< v_idx_773 v_b_22_1) (<= v_b_23_1 v_idx_773) (= (select |c_#valid| v_idx_773) v_v_692_1)) (= (select |c_old(#memory_int)| v_idx_777) v_v_696_1) (= (select |c_main_~malloc_old_#length| v_idx_769) v_v_687_1) (= (select v_v_696_1 v_idx_775) v_v_697_1) (or (<= v_b_22_1 v_idx_772) (= v_v_691_1 (select |c_#valid| v_idx_772))) (= (select |c_#memory_int| v_idx_776) v_v_694_1))))} [2019-01-18 15:08:28,538 WARN L228 ngHoareTripleChecker]: Action: assume 4 + q.offset <= #length[q.base]; [2019-01-18 15:08:28,538 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base)) [2019-01-18 15:08:28,538 WARN L230 ngHoareTripleChecker]: Post: {2147483598#(forall ((v_idx_786 Int) (v_idx_787 Int) (v_idx_784 Int) (v_idx_785 Int) (v_idx_788 Int) (v_idx_789 Int) (v_idx_790 Int) (v_idx_782 Int) (v_idx_783 Int) (v_idx_791 Int) (v_idx_781 Int) (v_idx_792 Int)) (exists ((v_v_1826_1 Int) (v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_694_1 (Array Int Int)) (v_v_690_1 Bool) (v_v_687_1 Int) (v_v_695_1 Int)) (and (= (select |c_#memory_int| v_idx_788) v_v_694_1) (or (<= v_b_22_1 v_idx_784) (= v_v_691_1 (select |c_#valid| v_idx_784))) (not (= |c_main_~malloc_#res.base| 0)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_old(#valid)| v_idx_783) v_v_690_1) (= (select v_v_696_1 v_idx_787) v_v_697_1) (= v_v_696_1 (select |c_old(#memory_int)| v_idx_789)) v_v_692_1 (= (select |c_#length| v_idx_791) v_v_1826_1) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_792)) (= (mod c_main_q.offset 4) 0) (not (= c_main_q.base 0)) (or (= v_v_693_1 (select |c_#valid| v_idx_786)) (< v_idx_786 v_b_23_1)) (not (= c_main_p.base 0)) (= v_v_695_1 (select v_v_694_1 v_idx_782)) (or (< v_idx_785 v_b_22_1) (= v_v_692_1 (select |c_#valid| v_idx_785)) (<= v_b_23_1 v_idx_785)) (= (select |c_main_~malloc_old_#length| v_idx_781) v_v_687_1) (= (select |c_old(#length)| v_idx_790) v_v_688_1))))} [2019-01-18 15:08:28,538 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:08:28,538 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:08:28,539 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:08:28,620 WARN L270 ngHoareTripleChecker]: Pre: {2147483599#(and (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:28,620 WARN L274 ngHoareTripleChecker]: Action: assume 4 + q.offset <= #length[q.base]; [2019-01-18 15:08:28,620 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (<= (+ c_main_q.offset 4) (select |c_#length| c_main_q.base)) [2019-01-18 15:08:28,678 WARN L276 ngHoareTripleChecker]: Post: {2147483598#(and (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:28,943 WARN L212 ngHoareTripleChecker]: Soundness check inconclusive for the following hoare triple [2019-01-18 15:08:28,943 WARN L217 ngHoareTripleChecker]: Expected: VALID Actual: UNKNOWN [2019-01-18 15:08:28,943 WARN L219 ngHoareTripleChecker]: Solver was "Z3" in version "4.8.3" [2019-01-18 15:08:28,944 WARN L223 ngHoareTripleChecker]: -- [2019-01-18 15:08:28,944 WARN L224 ngHoareTripleChecker]: Pre: {2147483597#(forall ((v_idx_797 Int) (v_idx_798 Int) (v_idx_795 Int) (v_idx_796 Int) (v_idx_801 Int) (v_idx_802 Int) (v_idx_799 Int) (v_idx_800 Int) (v_idx_803 Int) (v_idx_804 Int) (v_idx_793 Int) (v_idx_794 Int)) (exists ((v_v_1826_1 Int) (v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_691_1 Bool) (v_v_688_1 Int) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (= (select v_v_694_1 v_idx_794) v_v_695_1) (or (<= v_b_22_1 v_idx_796) (= v_v_691_1 (select |c_#valid| v_idx_796))) (not (= |c_main_~malloc_#res.base| 0)) (= (select |c_#memory_int| v_idx_800) v_v_694_1) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_804)) v_v_692_1 (= (select |c_old(#length)| v_idx_802) v_v_688_1) (= (mod c_main_q.offset 4) 0) (= (select v_v_696_1 v_idx_799) v_v_697_1) (= (select |c_#length| v_idx_803) v_v_1826_1) (not (= c_main_q.base 0)) (= (select |c_old(#memory_int)| v_idx_801) v_v_696_1) (or (= (select |c_#valid| v_idx_798) v_v_693_1) (< v_idx_798 v_b_23_1)) (= (select |c_main_~malloc_old_#length| v_idx_793) v_v_687_1) (not (= c_main_p.base 0)) (= (select |c_old(#valid)| v_idx_795) v_v_690_1) (or (= v_v_692_1 (select |c_#valid| v_idx_797)) (< v_idx_797 v_b_22_1) (<= v_b_23_1 v_idx_797)))))} [2019-01-18 15:08:28,944 WARN L228 ngHoareTripleChecker]: Action: q.base, q.offset := q.base, q.offset + 4; [2019-01-18 15:08:28,944 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_main_q.offset_primed (+ c_main_q.offset 4)) (= c_main_q.base_primed c_main_q.base)) [2019-01-18 15:08:28,944 WARN L230 ngHoareTripleChecker]: Post: {2147483596#(forall ((v_idx_812 Int) (v_idx_813 Int) (v_idx_810 Int) (v_idx_811 Int) (v_idx_805 Int) (v_idx_816 Int) (v_idx_806 Int) (v_idx_814 Int) (v_idx_815 Int) (v_idx_809 Int) (v_idx_807 Int) (v_idx_808 Int)) (exists ((v_v_1826_1 Int) (v_v_698_1 Bool) (v_v_693_1 Bool) (v_v_692_1 Bool) (v_b_23_1 Int) (v_v_696_1 (Array Int Int)) (v_v_697_1 Int) (v_b_22_1 Int) (v_v_688_1 Int) (v_v_691_1 Bool) (v_v_694_1 (Array Int Int)) (v_v_687_1 Int) (v_v_690_1 Bool) (v_v_695_1 Int)) (and (= (select v_v_696_1 v_idx_811) v_v_697_1) (not (= |c_main_~malloc_#res.base| 0)) (or (<= v_b_23_1 v_idx_809) (= (select |c_#valid| v_idx_809) v_v_692_1) (< v_idx_809 v_b_22_1)) (= c_main_p.offset 0) (= |c_main_~malloc_#res.offset| 0) (= c_main_~malloc_~size 400) (= (select |c_old(#length)| v_idx_814) v_v_688_1) (= (select |c_#memory_int| v_idx_812) v_v_694_1) v_v_692_1 (= (select |c_old(#memory_int)| v_idx_813) v_v_696_1) (= (mod c_main_q.offset 4) 0) (= (select |c_main_~malloc_old_#length| v_idx_805) v_v_687_1) (= v_v_698_1 (select |c_main_~malloc_old_#valid| v_idx_816)) (not (= c_main_q.base 0)) (= v_v_690_1 (select |c_old(#valid)| v_idx_807)) (not (= c_main_p.base 0)) (= v_v_695_1 (select v_v_694_1 v_idx_806)) (= (select |c_#length| v_idx_815) v_v_1826_1) (or (= (select |c_#valid| v_idx_810) v_v_693_1) (< v_idx_810 v_b_23_1)) (or (<= v_b_22_1 v_idx_808) (= v_v_691_1 (select |c_#valid| v_idx_808))))))} [2019-01-18 15:08:28,944 WARN L263 ngHoareTripleChecker]: unsat core / model generation is disabled, enable it to get more details [2019-01-18 15:08:28,945 WARN L268 ngHoareTripleChecker]: -- [2019-01-18 15:08:28,945 WARN L269 ngHoareTripleChecker]: Simplified triple [2019-01-18 15:08:28,975 WARN L270 ngHoareTripleChecker]: Pre: {2147483597#(and (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:28,976 WARN L274 ngHoareTripleChecker]: Action: q.base, q.offset := q.base, q.offset + 4; [2019-01-18 15:08:28,976 WARN L184 hOps$ForEachOp$OfRef]: ActionStr: (and (= c_main_q.offset_primed (+ c_main_q.offset 4)) (= c_main_q.base_primed c_main_q.base)) [2019-01-18 15:08:29,008 WARN L276 ngHoareTripleChecker]: Post: {2147483596#(and (= (mod main_q.offset 4) 0) (not (= main_q.base 0)) (not (= |main_~malloc_#res.base| 0)) (= main_p.offset 0) (= |main_~malloc_#res.offset| 0) (= main_~malloc_~size 400) (not (= main_p.base 0)))} [2019-01-18 15:08:29,034 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-01-18 15:08:29,046 INFO L272 AbstractInterpreter]: Visited 8 different actions 26 times. Merged at 4 different actions 12 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 0 variables. [2019-01-18 15:08:29,048 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-01-18 15:08:29,049 INFO L168 Benchmark]: Toolchain (without parser) took 86477.24 ms. Allocated memory was 141.6 MB in the beginning and 309.3 MB in the end (delta: 167.8 MB). Free memory was 108.8 MB in the beginning and 167.9 MB in the end (delta: -59.1 MB). Peak memory consumption was 108.7 MB. Max. memory is 7.1 GB. [2019-01-18 15:08:29,051 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 141.6 MB. Free memory is still 110.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-01-18 15:08:29,051 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.33 ms. Allocated memory is still 141.6 MB. Free memory was 108.8 MB in the beginning and 106.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-01-18 15:08:29,052 INFO L168 Benchmark]: Boogie Preprocessor took 29.51 ms. Allocated memory is still 141.6 MB. Free memory was 106.6 MB in the beginning and 105.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-01-18 15:08:29,053 INFO L168 Benchmark]: RCFGBuilder took 487.50 ms. Allocated memory is still 141.6 MB. Free memory was 105.3 MB in the beginning and 93.6 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. [2019-01-18 15:08:29,054 INFO L168 Benchmark]: Abstract Interpretation took 85891.20 ms. Allocated memory was 141.6 MB in the beginning and 309.3 MB in the end (delta: 167.8 MB). Free memory was 93.2 MB in the beginning and 167.9 MB in the end (delta: -74.7 MB). Peak memory consumption was 93.1 MB. Max. memory is 7.1 GB. [2019-01-18 15:08:29,059 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 0.18 ms. Allocated memory is still 141.6 MB. Free memory is still 110.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 63.33 ms. Allocated memory is still 141.6 MB. Free memory was 108.8 MB in the beginning and 106.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 29.51 ms. Allocated memory is still 141.6 MB. Free memory was 106.6 MB in the beginning and 105.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 487.50 ms. Allocated memory is still 141.6 MB. Free memory was 105.3 MB in the beginning and 93.6 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 85891.20 ms. Allocated memory was 141.6 MB in the beginning and 309.3 MB in the end (delta: 167.8 MB). Free memory was 93.2 MB in the beginning and 167.9 MB in the end (delta: -74.7 MB). Peak memory consumption was 93.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 15]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L38-L43] modifies #valid, #length; [L38] ensures old(#valid)[#res!base] == false; [L38-L39] ensures #valid == old(#valid)[#res!base := true]; [L38-L40] ensures #res!offset == 0; [L38-L41] ensures #res!base != 0; [L38-L42] ensures #length == old(#length)[#res!base := ~size]; [L11] q := p; [L14] COND TRUE q!offset < p!offset + 400 [L15] assert 4 + q!offset <= #length[q!base]; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...