java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --rcfgbuilder.size.of.a.code.block SingleStatement -i ../../../trunk/examples/programs/heapseparator/speedup-poc-dd-8-limited.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-1c58c86 [2019-05-15 10:31:18,101 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-05-15 10:31:18,103 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-05-15 10:31:18,116 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-05-15 10:31:18,117 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-05-15 10:31:18,118 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-05-15 10:31:18,119 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-05-15 10:31:18,121 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-05-15 10:31:18,123 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-05-15 10:31:18,124 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-05-15 10:31:18,125 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-05-15 10:31:18,126 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-05-15 10:31:18,127 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-05-15 10:31:18,128 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-05-15 10:31:18,129 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-05-15 10:31:18,130 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-05-15 10:31:18,131 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-05-15 10:31:18,134 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-05-15 10:31:18,137 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-05-15 10:31:18,139 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-05-15 10:31:18,140 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-05-15 10:31:18,142 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-05-15 10:31:18,145 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-05-15 10:31:18,145 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-05-15 10:31:18,146 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-05-15 10:31:18,147 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-05-15 10:31:18,147 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-05-15 10:31:18,149 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-05-15 10:31:18,149 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-05-15 10:31:18,150 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-05-15 10:31:18,151 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-05-15 10:31:18,152 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-05-15 10:31:18,153 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-05-15 10:31:18,154 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-05-15 10:31:18,154 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-05-15 10:31:18,155 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-05-15 10:31:18,155 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-05-15 10:31:18,157 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-05-15 10:31:18,158 INFO L181 SettingsManager]: Finished resetting all preferences to default values... Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement [2019-05-15 10:31:18,192 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-05-15 10:31:18,210 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-05-15 10:31:18,216 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-05-15 10:31:18,218 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-05-15 10:31:18,218 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-05-15 10:31:18,220 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-8-limited.bpl [2019-05-15 10:31:18,221 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/heapseparator/speedup-poc-dd-8-limited.bpl' [2019-05-15 10:31:18,287 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-05-15 10:31:18,290 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-05-15 10:31:18,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-05-15 10:31:18,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-05-15 10:31:18,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-05-15 10:31:18,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.05 10:31:18" (1/1) ... [2019-05-15 10:31:18,331 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.05 10:31:18" (1/1) ... [2019-05-15 10:31:18,369 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-05-15 10:31:18,371 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-05-15 10:31:18,371 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-05-15 10:31:18,371 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-05-15 10:31:18,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.05 10:31:18" (1/1) ... [2019-05-15 10:31:18,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.05 10:31:18" (1/1) ... [2019-05-15 10:31:18,387 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.05 10:31:18" (1/1) ... [2019-05-15 10:31:18,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.05 10:31:18" (1/1) ... [2019-05-15 10:31:18,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.05 10:31:18" (1/1) ... [2019-05-15 10:31:18,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.05 10:31:18" (1/1) ... [2019-05-15 10:31:18,404 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.05 10:31:18" (1/1) ... [2019-05-15 10:31:18,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-05-15 10:31:18,408 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-05-15 10:31:18,413 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-05-15 10:31:18,413 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-05-15 10:31:18,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.05 10:31:18" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-05-15 10:31:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-05-15 10:31:18,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-05-15 10:31:18,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-05-15 10:31:19,296 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-05-15 10:31:19,297 INFO L283 CfgBuilder]: Removed 3 assume(true) statements. [2019-05-15 10:31:19,298 INFO L202 PluginConnector]: Adding new model speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.05 10:31:19 BoogieIcfgContainer [2019-05-15 10:31:19,299 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-05-15 10:31:19,301 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-05-15 10:31:19,301 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-05-15 10:31:19,305 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-05-15 10:31:19,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.05 10:31:18" (1/2) ... [2019-05-15 10:31:19,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af342b2 and model type speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.05 10:31:19, skipping insertion in model container [2019-05-15 10:31:19,308 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "speedup-poc-dd-8-limited.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.05 10:31:19" (2/2) ... [2019-05-15 10:31:19,310 INFO L109 eAbstractionObserver]: Analyzing ICFG speedup-poc-dd-8-limited.bpl [2019-05-15 10:31:19,323 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:ForwardPredicates Determinization: PREDICATE_ABSTRACTION [2019-05-15 10:31:19,335 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2019-05-15 10:31:19,355 INFO L252 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2019-05-15 10:31:19,384 INFO L127 ementStrategyFactory]: Using default assertion order modulation [2019-05-15 10:31:19,385 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-05-15 10:31:19,385 INFO L378 AbstractCegarLoop]: Hoare is false [2019-05-15 10:31:19,385 INFO L379 AbstractCegarLoop]: Compute interpolants for ForwardPredicates [2019-05-15 10:31:19,386 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-05-15 10:31:19,386 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-05-15 10:31:19,386 INFO L382 AbstractCegarLoop]: Difference is false [2019-05-15 10:31:19,386 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-05-15 10:31:19,387 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-05-15 10:31:19,404 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states. [2019-05-15 10:31:19,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-05-15 10:31:19,414 INFO L391 BasicCegarLoop]: Found error trace [2019-05-15 10:31:19,416 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-05-15 10:31:19,419 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT, ULTIMATE.startErr2ASSERT_VIOLATIONASSERT, ULTIMATE.startErr3ASSERT_VIOLATIONASSERT, ULTIMATE.startErr5ASSERT_VIOLATIONASSERT, ULTIMATE.startErr1ASSERT_VIOLATIONASSERT, ULTIMATE.startErr6ASSERT_VIOLATIONASSERT, ULTIMATE.startErr7ASSERT_VIOLATIONASSERT, ULTIMATE.startErr4ASSERT_VIOLATIONASSERT]=== [2019-05-15 10:31:19,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-05-15 10:31:19,426 INFO L82 PathProgramCache]: Analyzing trace with hash -975876915, now seen corresponding path program 1 times [2019-05-15 10:31:19,483 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2019-05-15 10:31:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-05-15 10:31:19,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 16 conjunts are in the unsatisfiable core [2019-05-15 10:31:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-05-15 10:31:19,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-05-15 10:31:20,779 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-05-15 10:31:20,780 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-05-15 10:31:20,874 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-05-15 10:31:20,875 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-05-15 10:31:20,875 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:28, output treesize:27 [2019-05-15 10:31:20,880 WARN L402 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2019-05-15 10:31:20,880 WARN L403 uantifierElimination]: Input elimination task: ∃ [|v_#memory_int_49|]. (and (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (= |#memory_int| (store |v_#memory_int_49| ULTIMATE.start_main_p1 0)) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2)) [2019-05-15 10:31:20,880 WARN L404 uantifierElimination]: ElimStorePlain result: ∃ []. (and (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (= (select |#memory_int| ULTIMATE.start_main_p1) 0) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2)) [2019-05-15 10:31:21,162 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:21,166 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2019-05-15 10:31:21,171 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-05-15 10:31:21,236 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-05-15 10:31:21,238 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-05-15 10:31:21,238 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:33, output treesize:32 [2019-05-15 10:31:21,242 WARN L402 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2019-05-15 10:31:21,243 WARN L403 uantifierElimination]: Input elimination task: ∃ [|v_#memory_int_50|, ULTIMATE.start_main_p2]. (and (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (= 0 (select |v_#memory_int_50| ULTIMATE.start_main_p1)) (= |#memory_int| (store |v_#memory_int_50| ULTIMATE.start_main_p2 0)) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2)) [2019-05-15 10:31:21,243 WARN L404 uantifierElimination]: ElimStorePlain result: ∃ [ULTIMATE.start_main_p2]. (and (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (= (select |#memory_int| ULTIMATE.start_main_p1) 0) (= 0 (select |#memory_int| ULTIMATE.start_main_p2)) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2)) [2019-05-15 10:31:21,392 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:21,394 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:21,401 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:21,406 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2019-05-15 10:31:21,409 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-05-15 10:31:21,435 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-05-15 10:31:21,445 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-05-15 10:31:21,446 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:38, output treesize:37 [2019-05-15 10:31:21,452 WARN L402 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2019-05-15 10:31:21,453 WARN L403 uantifierElimination]: Input elimination task: ∃ [|v_#memory_int_51|, ULTIMATE.start_main_p3, ULTIMATE.start_main_p2]. (and (= (store |v_#memory_int_51| ULTIMATE.start_main_p3 0) |#memory_int|) (= (select |v_#memory_int_51| ULTIMATE.start_main_p2) 0) (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (= (select |v_#memory_int_51| ULTIMATE.start_main_p1) 0) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2)) [2019-05-15 10:31:21,453 WARN L404 uantifierElimination]: ElimStorePlain result: ∃ [ULTIMATE.start_main_p3, ULTIMATE.start_main_p2]. (and (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (= (select |#memory_int| ULTIMATE.start_main_p1) 0) (= 0 (select |#memory_int| ULTIMATE.start_main_p2)) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (= (select |#memory_int| ULTIMATE.start_main_p3) 0) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2)) [2019-05-15 10:31:21,608 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:21,610 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:21,612 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:21,617 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:21,618 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:21,619 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:21,623 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 30 [2019-05-15 10:31:21,630 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-05-15 10:31:21,761 WARN L188 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 26 [2019-05-15 10:31:21,762 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-05-15 10:31:21,770 INFO L496 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2019-05-15 10:31:21,771 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:43, output treesize:42 [2019-05-15 10:31:21,785 WARN L402 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2019-05-15 10:31:21,786 WARN L403 uantifierElimination]: Input elimination task: ∃ [|v_#memory_int_52|, ULTIMATE.start_main_p4, ULTIMATE.start_main_p3, ULTIMATE.start_main_p2]. (and (= (store |v_#memory_int_52| ULTIMATE.start_main_p4 0) |#memory_int|) (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (= (select |v_#memory_int_52| ULTIMATE.start_main_p3) 0) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (= 0 (select |v_#memory_int_52| ULTIMATE.start_main_p2)) (= 0 (select |v_#memory_int_52| ULTIMATE.start_main_p1))) [2019-05-15 10:31:21,786 WARN L404 uantifierElimination]: ElimStorePlain result: ∃ [ULTIMATE.start_main_p3, ULTIMATE.start_main_p4, ULTIMATE.start_main_p2]. (and (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (= (select |#memory_int| ULTIMATE.start_main_p1) 0) (= 0 (select |#memory_int| ULTIMATE.start_main_p2)) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (= (select |#memory_int| ULTIMATE.start_main_p3) 0) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (= (select |#memory_int| ULTIMATE.start_main_p4) 0) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2)) [2019-05-15 10:31:22,033 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,035 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,038 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,039 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,041 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,043 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,045 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,046 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,047 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,048 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,053 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 38 [2019-05-15 10:31:22,061 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-05-15 10:31:22,087 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-05-15 10:31:22,121 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2019-05-15 10:31:22,121 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:48, output treesize:47 [2019-05-15 10:31:22,278 WARN L402 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2019-05-15 10:31:22,279 WARN L403 uantifierElimination]: Input elimination task: ∃ [|v_#memory_int_53|, ULTIMATE.start_main_p5, ULTIMATE.start_main_p3, ULTIMATE.start_main_p4, ULTIMATE.start_main_p2]. (and (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (= (store |v_#memory_int_53| ULTIMATE.start_main_p5 0) |#memory_int|) (= (select |v_#memory_int_53| ULTIMATE.start_main_p4) 0) (= (select |v_#memory_int_53| ULTIMATE.start_main_p3) 0) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (= (select |v_#memory_int_53| ULTIMATE.start_main_p2) 0) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (= (select |v_#memory_int_53| ULTIMATE.start_main_p1) 0)) [2019-05-15 10:31:22,279 WARN L404 uantifierElimination]: ElimStorePlain result: ∃ [ULTIMATE.start_main_p3, ULTIMATE.start_main_p4, ULTIMATE.start_main_p5, ULTIMATE.start_main_p2]. (and (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (= 0 (select |#memory_int| ULTIMATE.start_main_p5)) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (= (select |#memory_int| ULTIMATE.start_main_p1) 0) (= 0 (select |#memory_int| ULTIMATE.start_main_p2)) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (= (select |#memory_int| ULTIMATE.start_main_p3) 0) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (= (select |#memory_int| ULTIMATE.start_main_p4) 0) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2)) [2019-05-15 10:31:22,419 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,421 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,422 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,423 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,425 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,427 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,428 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,433 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,434 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,435 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,436 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,439 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,440 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,441 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,443 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:22,448 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 46 [2019-05-15 10:31:22,463 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-05-15 10:31:22,496 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-05-15 10:31:22,507 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2019-05-15 10:31:22,508 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:53, output treesize:52 [2019-05-15 10:31:22,666 WARN L402 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2019-05-15 10:31:22,666 WARN L403 uantifierElimination]: Input elimination task: ∃ [|v_#memory_int_54|, ULTIMATE.start_main_p6, ULTIMATE.start_main_p3, ULTIMATE.start_main_p4, ULTIMATE.start_main_p5, ULTIMATE.start_main_p2]. (and (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (= (store |v_#memory_int_54| ULTIMATE.start_main_p6 0) |#memory_int|) (= (select |v_#memory_int_54| ULTIMATE.start_main_p5) 0) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (= 0 (select |v_#memory_int_54| ULTIMATE.start_main_p2)) (= (select |v_#memory_int_54| ULTIMATE.start_main_p1) 0) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (= (select |v_#memory_int_54| ULTIMATE.start_main_p4) 0) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (= 0 (select |v_#memory_int_54| ULTIMATE.start_main_p3))) [2019-05-15 10:31:22,667 WARN L404 uantifierElimination]: ElimStorePlain result: ∃ [ULTIMATE.start_main_p3, ULTIMATE.start_main_p4, ULTIMATE.start_main_p2, ULTIMATE.start_main_p5, ULTIMATE.start_main_p6]. (and (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (= 0 (select |#memory_int| ULTIMATE.start_main_p2)) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (= (select |#memory_int| ULTIMATE.start_main_p3) 0) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (= 0 (select |#memory_int| ULTIMATE.start_main_p5)) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (= (select |#memory_int| ULTIMATE.start_main_p1) 0) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (= (select |#memory_int| ULTIMATE.start_main_p4) 0) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (= 0 (select |#memory_int| ULTIMATE.start_main_p6))) [2019-05-15 10:31:23,204 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,206 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,208 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,209 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,235 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,243 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,245 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,248 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,251 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,253 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,254 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,255 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,256 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,258 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,272 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,273 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,274 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,275 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,277 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,278 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,280 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:23,282 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 54 [2019-05-15 10:31:23,292 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-05-15 10:31:23,330 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-05-15 10:31:23,345 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2019-05-15 10:31:23,346 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:58, output treesize:57 [2019-05-15 10:31:37,836 WARN L402 uantifierElimination]: Trying to double check SDD result, but SMT solver's response was UNKNOWN. [2019-05-15 10:31:37,836 WARN L403 uantifierElimination]: Input elimination task: ∃ [|v_#memory_int_55|, ULTIMATE.start_main_p7, ULTIMATE.start_main_p3, ULTIMATE.start_main_p4, ULTIMATE.start_main_p5, ULTIMATE.start_main_p6, ULTIMATE.start_main_p2]. (and (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (= (select |v_#memory_int_55| ULTIMATE.start_main_p5) 0) (= 0 (select |v_#memory_int_55| ULTIMATE.start_main_p1)) (= |#memory_int| (store |v_#memory_int_55| ULTIMATE.start_main_p7 0)) (= 0 (select |v_#memory_int_55| ULTIMATE.start_main_p4)) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (= (select |v_#memory_int_55| ULTIMATE.start_main_p2) 0) (= (select |v_#memory_int_55| ULTIMATE.start_main_p6) 0) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (= (select |v_#memory_int_55| ULTIMATE.start_main_p3) 0) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2)) [2019-05-15 10:31:37,836 WARN L404 uantifierElimination]: ElimStorePlain result: ∃ [ULTIMATE.start_main_p3, ULTIMATE.start_main_p4, ULTIMATE.start_main_p2, ULTIMATE.start_main_p5, ULTIMATE.start_main_p6, ULTIMATE.start_main_p7]. (and (< ULTIMATE.start_main_p3 ULTIMATE.start_main_p4) (= 0 (select |#memory_int| ULTIMATE.start_main_p2)) (< ULTIMATE.start_main_p5 ULTIMATE.start_main_p6) (= (select |#memory_int| ULTIMATE.start_main_p3) 0) (< ULTIMATE.start_main_p2 ULTIMATE.start_main_p3) (= 0 (select |#memory_int| ULTIMATE.start_main_p5)) (< ULTIMATE.start_main_p6 ULTIMATE.start_main_p7) (= (select |#memory_int| ULTIMATE.start_main_p1) 0) (= 0 (select |#memory_int| ULTIMATE.start_main_p7)) (< ULTIMATE.start_main_p7 ULTIMATE.start_main_p8) (< ULTIMATE.start_main_p4 ULTIMATE.start_main_p5) (= (select |#memory_int| ULTIMATE.start_main_p4) 0) (< ULTIMATE.start_main_p1 ULTIMATE.start_main_p2) (= 0 (select |#memory_int| ULTIMATE.start_main_p6))) [2019-05-15 10:31:38,961 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,962 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,963 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,970 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,971 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,971 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,972 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,974 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,975 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,978 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,980 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,981 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,983 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,985 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,986 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,990 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,991 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:38,992 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:39,002 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:39,024 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:39,046 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:39,057 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:39,059 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:39,061 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:39,063 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:39,064 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:39,065 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:39,067 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-05-15 10:31:39,067 INFO L235 Elim1Store]: Index analysis took 107 ms [2019-05-15 10:31:39,071 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 62 [2019-05-15 10:31:39,083 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-05-15 10:31:39,132 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-05-15 10:31:39,148 INFO L496 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 1 dim-1 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2019-05-15 10:31:39,149 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 8 variables, input treesize:63, output treesize:62 [2019-05-15 10:31:44,249 WARN L193 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000) stderr output: (error "out of memory") [2019-05-15 10:31:44,250 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:207) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:224) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:153) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.EliminationTask.areDistinct(EliminationTask.java:106) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.validateEquivalence(PartialQuantifierElimination.java:400) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:313) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedRefinementStrategy.getTraceCheck(FixedRefinementStrategy.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:453) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:371) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:204) ... 38 more [2019-05-15 10:31:44,255 INFO L168 Benchmark]: Toolchain (without parser) took 25966.21 ms. Allocated memory was 136.8 MB in the beginning and 199.8 MB in the end (delta: 62.9 MB). Free memory was 108.4 MB in the beginning and 62.5 MB in the end (delta: 45.8 MB). Peak memory consumption was 108.7 MB. Max. memory is 7.1 GB. [2019-05-15 10:31:44,256 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.42 ms. Allocated memory is still 136.8 MB. Free memory is still 109.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-05-15 10:31:44,257 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.33 ms. Allocated memory is still 136.8 MB. Free memory was 108.2 MB in the beginning and 105.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-05-15 10:31:44,258 INFO L168 Benchmark]: Boogie Preprocessor took 36.43 ms. Allocated memory is still 136.8 MB. Free memory was 105.8 MB in the beginning and 104.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-05-15 10:31:44,259 INFO L168 Benchmark]: RCFGBuilder took 891.18 ms. Allocated memory is still 136.8 MB. Free memory was 104.5 MB in the beginning and 81.1 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. [2019-05-15 10:31:44,260 INFO L168 Benchmark]: TraceAbstraction took 24953.16 ms. Allocated memory was 136.8 MB in the beginning and 199.8 MB in the end (delta: 62.9 MB). Free memory was 80.9 MB in the beginning and 62.5 MB in the end (delta: 18.3 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. [2019-05-15 10:31:44,264 INFO L337 ainManager$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 0.42 ms. Allocated memory is still 136.8 MB. Free memory is still 109.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 79.33 ms. Allocated memory is still 136.8 MB. Free memory was 108.2 MB in the beginning and 105.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.43 ms. Allocated memory is still 136.8 MB. Free memory was 105.8 MB in the beginning and 104.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 891.18 ms. Allocated memory is still 136.8 MB. Free memory was 104.5 MB in the beginning and 81.1 MB in the end (delta: 23.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24953.16 ms. Allocated memory was 136.8 MB in the beginning and 199.8 MB in the end (delta: 62.9 MB). Free memory was 80.9 MB in the beginning and 62.5 MB in the end (delta: 18.3 MB). Peak memory consumption was 81.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:207) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...