java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/memsafety-ext2/length_test03_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c17473d-m [2018-02-04 15:44:27,200 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 15:44:27,201 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 15:44:27,212 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 15:44:27,212 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 15:44:27,213 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 15:44:27,214 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 15:44:27,215 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 15:44:27,217 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 15:44:27,217 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 15:44:27,218 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 15:44:27,218 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 15:44:27,219 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 15:44:27,220 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 15:44:27,221 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 15:44:27,223 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 15:44:27,224 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 15:44:27,225 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 15:44:27,226 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 15:44:27,227 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 15:44:27,229 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-04 15:44:27,229 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-04 15:44:27,229 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-04 15:44:27,230 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-04 15:44:27,231 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-04 15:44:27,232 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-04 15:44:27,232 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-04 15:44:27,232 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-04 15:44:27,232 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-04 15:44:27,233 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 15:44:27,233 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 15:44:27,233 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-02-04 15:44:27,242 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 15:44:27,243 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 15:44:27,244 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 15:44:27,244 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 15:44:27,244 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 15:44:27,244 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 15:44:27,244 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 15:44:27,244 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 15:44:27,244 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 15:44:27,245 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 15:44:27,245 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 15:44:27,245 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 15:44:27,245 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 15:44:27,245 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 15:44:27,245 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 15:44:27,245 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 15:44:27,246 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 15:44:27,246 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 15:44:27,246 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 15:44:27,246 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 15:44:27,246 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 15:44:27,246 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-02-04 15:44:27,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 15:44:27,280 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 15:44:27,282 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 15:44:27,283 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 15:44:27,284 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 15:44:27,284 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext2/length_test03_false-valid-memtrack.i [2018-02-04 15:44:27,405 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 15:44:27,406 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 15:44:27,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 15:44:27,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 15:44:27,410 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 15:44:27,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 03:44:27" (1/1) ... [2018-02-04 15:44:27,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bbec137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:44:27, skipping insertion in model container [2018-02-04 15:44:27,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 03:44:27" (1/1) ... [2018-02-04 15:44:27,422 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 15:44:27,450 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 15:44:27,552 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 15:44:27,570 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 15:44:27,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:44:27 WrapperNode [2018-02-04 15:44:27,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 15:44:27,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 15:44:27,579 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 15:44:27,579 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 15:44:27,589 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:44:27" (1/1) ... [2018-02-04 15:44:27,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:44:27" (1/1) ... [2018-02-04 15:44:27,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:44:27" (1/1) ... [2018-02-04 15:44:27,598 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:44:27" (1/1) ... [2018-02-04 15:44:27,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:44:27" (1/1) ... [2018-02-04 15:44:27,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:44:27" (1/1) ... [2018-02-04 15:44:27,608 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:44:27" (1/1) ... [2018-02-04 15:44:27,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 15:44:27,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 15:44:27,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 15:44:27,611 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 15:44:27,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:44:27" (1/1) ... No working directory specified, using /home/ultimate/work/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 [2018-02-04 15:44:27,649 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 15:44:27,650 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 15:44:27,650 INFO L136 BoogieDeclarations]: Found implementation of procedure append [2018-02-04 15:44:27,650 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 15:44:27,650 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-04 15:44:27,650 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-04 15:44:27,650 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-02-04 15:44:27,650 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-02-04 15:44:27,650 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-04 15:44:27,650 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-04 15:44:27,650 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-04 15:44:27,650 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-02-04 15:44:27,651 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-02-04 15:44:27,651 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-04 15:44:27,651 INFO L128 BoogieDeclarations]: Found specification of procedure append [2018-02-04 15:44:27,651 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 15:44:27,651 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 15:44:27,651 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 15:44:27,984 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 15:44:27,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 03:44:27 BoogieIcfgContainer [2018-02-04 15:44:27,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 15:44:27,985 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 15:44:27,985 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 15:44:27,987 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 15:44:27,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 03:44:27" (1/3) ... [2018-02-04 15:44:27,988 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62ae2eea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 03:44:27, skipping insertion in model container [2018-02-04 15:44:27,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:44:27" (2/3) ... [2018-02-04 15:44:27,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62ae2eea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 03:44:27, skipping insertion in model container [2018-02-04 15:44:27,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 03:44:27" (3/3) ... [2018-02-04 15:44:27,990 INFO L107 eAbstractionObserver]: Analyzing ICFG length_test03_false-valid-memtrack.i [2018-02-04 15:44:27,997 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-04 15:44:28,003 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 55 error locations. [2018-02-04 15:44:28,034 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 15:44:28,035 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 15:44:28,035 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-02-04 15:44:28,035 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-04 15:44:28,035 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 15:44:28,035 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 15:44:28,035 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 15:44:28,035 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 15:44:28,036 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 15:44:28,048 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states. [2018-02-04 15:44:28,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-02-04 15:44:28,057 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:28,057 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:28,058 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:28,061 INFO L82 PathProgramCache]: Analyzing trace with hash -683315734, now seen corresponding path program 1 times [2018-02-04 15:44:28,109 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:28,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:28,144 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:28,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:28,210 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:44:28,210 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:44:28,211 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:28,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:28,212 INFO L182 omatonBuilderFactory]: Interpolants [134#true, 135#false, 136#(= 1 (select |#valid| |main_#t~malloc15.base|)), 137#(= 1 (select |#valid| main_~list~0.base))] [2018-02-04 15:44:28,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:28,212 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:44:28,223 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:44:28,224 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:44:28,225 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 4 states. [2018-02-04 15:44:28,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:28,460 INFO L93 Difference]: Finished difference Result 161 states and 170 transitions. [2018-02-04 15:44:28,461 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-04 15:44:28,462 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-02-04 15:44:28,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:28,473 INFO L225 Difference]: With dead ends: 161 [2018-02-04 15:44:28,473 INFO L226 Difference]: Without dead ends: 158 [2018-02-04 15:44:28,477 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-02-04 15:44:28,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-02-04 15:44:28,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 126. [2018-02-04 15:44:28,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-02-04 15:44:28,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 132 transitions. [2018-02-04 15:44:28,518 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 132 transitions. Word has length 8 [2018-02-04 15:44:28,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:28,519 INFO L432 AbstractCegarLoop]: Abstraction has 126 states and 132 transitions. [2018-02-04 15:44:28,519 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:44:28,519 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 132 transitions. [2018-02-04 15:44:28,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-02-04 15:44:28,519 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:28,519 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:28,519 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:28,520 INFO L82 PathProgramCache]: Analyzing trace with hash -683315733, now seen corresponding path program 1 times [2018-02-04 15:44:28,521 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:28,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:28,532 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:28,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:28,570 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:44:28,570 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:44:28,570 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:28,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:28,570 INFO L182 omatonBuilderFactory]: Interpolants [427#true, 428#false, 429#(and (= 8 (select |#length| |main_#t~malloc15.base|)) (= 0 |main_#t~malloc15.offset|)), 430#(and (= main_~list~0.offset 0) (= (select |#length| main_~list~0.base) 8))] [2018-02-04 15:44:28,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:28,571 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:44:28,571 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:44:28,572 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:44:28,572 INFO L87 Difference]: Start difference. First operand 126 states and 132 transitions. Second operand 4 states. [2018-02-04 15:44:28,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:28,681 INFO L93 Difference]: Finished difference Result 126 states and 133 transitions. [2018-02-04 15:44:28,681 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 15:44:28,681 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-02-04 15:44:28,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:28,682 INFO L225 Difference]: With dead ends: 126 [2018-02-04 15:44:28,682 INFO L226 Difference]: Without dead ends: 126 [2018-02-04 15:44:28,682 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-02-04 15:44:28,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-02-04 15:44:28,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 124. [2018-02-04 15:44:28,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-02-04 15:44:28,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 130 transitions. [2018-02-04 15:44:28,687 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 130 transitions. Word has length 8 [2018-02-04 15:44:28,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:28,687 INFO L432 AbstractCegarLoop]: Abstraction has 124 states and 130 transitions. [2018-02-04 15:44:28,687 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:44:28,687 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 130 transitions. [2018-02-04 15:44:28,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-02-04 15:44:28,687 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:28,688 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:28,688 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:28,688 INFO L82 PathProgramCache]: Analyzing trace with hash -1180912018, now seen corresponding path program 1 times [2018-02-04 15:44:28,688 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:28,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:28,697 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:28,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:28,741 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:44:28,741 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:44:28,741 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:28,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:28,742 INFO L182 omatonBuilderFactory]: Interpolants [683#true, 684#false, 685#(= 1 (select |#valid| |main_#t~malloc18.base|)), 686#(= 1 (select |#valid| main_~list2~0.base))] [2018-02-04 15:44:28,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:28,742 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:44:28,742 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:44:28,742 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:44:28,742 INFO L87 Difference]: Start difference. First operand 124 states and 130 transitions. Second operand 4 states. [2018-02-04 15:44:28,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:28,862 INFO L93 Difference]: Finished difference Result 136 states and 144 transitions. [2018-02-04 15:44:28,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-04 15:44:28,862 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-02-04 15:44:28,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:28,863 INFO L225 Difference]: With dead ends: 136 [2018-02-04 15:44:28,863 INFO L226 Difference]: Without dead ends: 136 [2018-02-04 15:44:28,864 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-02-04 15:44:28,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-02-04 15:44:28,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 126. [2018-02-04 15:44:28,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-02-04 15:44:28,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 134 transitions. [2018-02-04 15:44:28,869 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 134 transitions. Word has length 12 [2018-02-04 15:44:28,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:28,869 INFO L432 AbstractCegarLoop]: Abstraction has 126 states and 134 transitions. [2018-02-04 15:44:28,869 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:44:28,869 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 134 transitions. [2018-02-04 15:44:28,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-02-04 15:44:28,870 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:28,870 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:28,870 INFO L371 AbstractCegarLoop]: === Iteration 4 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:28,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1180912017, now seen corresponding path program 1 times [2018-02-04 15:44:28,871 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:28,881 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:28,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:28,928 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:44:28,928 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:44:28,928 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:28,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:28,928 INFO L182 omatonBuilderFactory]: Interpolants [951#true, 952#false, 953#(and (= 0 |main_#t~malloc18.offset|) (= 8 (select |#length| |main_#t~malloc18.base|))), 954#(and (= (select |#length| main_~list2~0.base) 8) (= main_~list2~0.offset 0))] [2018-02-04 15:44:28,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:28,929 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:44:28,929 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:44:28,929 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:44:28,929 INFO L87 Difference]: Start difference. First operand 126 states and 134 transitions. Second operand 4 states. [2018-02-04 15:44:29,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:29,005 INFO L93 Difference]: Finished difference Result 126 states and 135 transitions. [2018-02-04 15:44:29,009 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 15:44:29,009 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-02-04 15:44:29,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:29,009 INFO L225 Difference]: With dead ends: 126 [2018-02-04 15:44:29,010 INFO L226 Difference]: Without dead ends: 126 [2018-02-04 15:44:29,010 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-02-04 15:44:29,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-02-04 15:44:29,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 124. [2018-02-04 15:44:29,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-02-04 15:44:29,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 132 transitions. [2018-02-04 15:44:29,016 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 132 transitions. Word has length 12 [2018-02-04 15:44:29,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:29,017 INFO L432 AbstractCegarLoop]: Abstraction has 124 states and 132 transitions. [2018-02-04 15:44:29,017 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:44:29,017 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 132 transitions. [2018-02-04 15:44:29,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-02-04 15:44:29,017 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:29,017 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:29,018 INFO L371 AbstractCegarLoop]: === Iteration 5 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:29,018 INFO L82 PathProgramCache]: Analyzing trace with hash -424566030, now seen corresponding path program 1 times [2018-02-04 15:44:29,018 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:29,036 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:29,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:29,069 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:44:29,069 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:44:29,069 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:29,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:29,070 INFO L182 omatonBuilderFactory]: Interpolants [1207#true, 1208#false, 1209#(= 1 (select |#valid| |append_#t~malloc0.base|)), 1210#(= 1 (select |#valid| append_~node~0.base))] [2018-02-04 15:44:29,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:29,070 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:44:29,070 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:44:29,070 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:44:29,071 INFO L87 Difference]: Start difference. First operand 124 states and 132 transitions. Second operand 4 states. [2018-02-04 15:44:29,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:29,180 INFO L93 Difference]: Finished difference Result 119 states and 127 transitions. [2018-02-04 15:44:29,181 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 15:44:29,181 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-02-04 15:44:29,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:29,181 INFO L225 Difference]: With dead ends: 119 [2018-02-04 15:44:29,182 INFO L226 Difference]: Without dead ends: 119 [2018-02-04 15:44:29,182 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-02-04 15:44:29,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-02-04 15:44:29,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2018-02-04 15:44:29,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-02-04 15:44:29,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 127 transitions. [2018-02-04 15:44:29,187 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 127 transitions. Word has length 20 [2018-02-04 15:44:29,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:29,187 INFO L432 AbstractCegarLoop]: Abstraction has 119 states and 127 transitions. [2018-02-04 15:44:29,187 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:44:29,187 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2018-02-04 15:44:29,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-02-04 15:44:29,188 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:29,188 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:29,188 INFO L371 AbstractCegarLoop]: === Iteration 6 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:29,188 INFO L82 PathProgramCache]: Analyzing trace with hash -424566029, now seen corresponding path program 1 times [2018-02-04 15:44:29,189 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:29,212 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:29,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:29,255 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:44:29,255 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:44:29,256 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:29,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:29,256 INFO L182 omatonBuilderFactory]: Interpolants [1451#true, 1452#false, 1453#(and (= 9 (select |#length| |append_#t~malloc0.base|)) (= 0 |append_#t~malloc0.offset|)), 1454#(and (= append_~node~0.offset 0) (= (select |#length| append_~node~0.base) 9))] [2018-02-04 15:44:29,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:29,256 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:44:29,256 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:44:29,256 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:44:29,257 INFO L87 Difference]: Start difference. First operand 119 states and 127 transitions. Second operand 4 states. [2018-02-04 15:44:29,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:29,334 INFO L93 Difference]: Finished difference Result 114 states and 122 transitions. [2018-02-04 15:44:29,334 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 15:44:29,334 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-02-04 15:44:29,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:29,335 INFO L225 Difference]: With dead ends: 114 [2018-02-04 15:44:29,335 INFO L226 Difference]: Without dead ends: 114 [2018-02-04 15:44:29,335 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-02-04 15:44:29,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-02-04 15:44:29,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-02-04 15:44:29,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-02-04 15:44:29,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 122 transitions. [2018-02-04 15:44:29,338 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 122 transitions. Word has length 20 [2018-02-04 15:44:29,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:29,338 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 122 transitions. [2018-02-04 15:44:29,338 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:44:29,338 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 122 transitions. [2018-02-04 15:44:29,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-02-04 15:44:29,338 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:29,338 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:29,338 INFO L371 AbstractCegarLoop]: === Iteration 7 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:29,338 INFO L82 PathProgramCache]: Analyzing trace with hash -276644944, now seen corresponding path program 1 times [2018-02-04 15:44:29,339 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:29,350 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:29,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:29,423 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:44:29,423 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-02-04 15:44:29,423 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:29,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:29,424 INFO L182 omatonBuilderFactory]: Interpolants [1685#true, 1686#false, 1687#(= 1 (select |#valid| |main_#t~malloc15.base|)), 1688#(= 1 (select |#valid| main_~list~0.base)), 1689#(= 1 (select |#valid| |append_#in~head.base|)), 1690#(= 1 (select |#valid| append_~head.base)), 1691#(or (= append_~head.base |append_#t~malloc0.base|) (= (select |#valid| append_~head.base) 1)), 1692#(or (= append_~node~0.base append_~head.base) (= (select |#valid| append_~head.base) 1))] [2018-02-04 15:44:29,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:29,424 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 15:44:29,424 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 15:44:29,424 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-02-04 15:44:29,424 INFO L87 Difference]: Start difference. First operand 114 states and 122 transitions. Second operand 8 states. [2018-02-04 15:44:29,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:29,664 INFO L93 Difference]: Finished difference Result 177 states and 191 transitions. [2018-02-04 15:44:29,664 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 15:44:29,664 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2018-02-04 15:44:29,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:29,665 INFO L225 Difference]: With dead ends: 177 [2018-02-04 15:44:29,665 INFO L226 Difference]: Without dead ends: 177 [2018-02-04 15:44:29,666 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2018-02-04 15:44:29,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-02-04 15:44:29,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 135. [2018-02-04 15:44:29,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-02-04 15:44:29,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 155 transitions. [2018-02-04 15:44:29,672 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 155 transitions. Word has length 21 [2018-02-04 15:44:29,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:29,672 INFO L432 AbstractCegarLoop]: Abstraction has 135 states and 155 transitions. [2018-02-04 15:44:29,672 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 15:44:29,672 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 155 transitions. [2018-02-04 15:44:29,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-02-04 15:44:29,673 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:29,673 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:29,673 INFO L371 AbstractCegarLoop]: === Iteration 8 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:29,673 INFO L82 PathProgramCache]: Analyzing trace with hash -276644943, now seen corresponding path program 1 times [2018-02-04 15:44:29,673 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:29,696 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:29,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:29,844 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:44:29,845 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-02-04 15:44:29,845 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:29,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:29,845 INFO L182 omatonBuilderFactory]: Interpolants [2016#(and (= 0 |append_#in~head.offset|) (<= 8 (select |#length| |append_#in~head.base|))), 2017#(and (<= 8 (select |#length| append_~head.base)) (= append_~head.offset 0)), 2009#true, 2010#false, 2011#(and (= 8 (select |#length| |main_#t~malloc15.base|)) (= 0 |main_#t~malloc15.offset|)), 2012#(and (= 0 main_~list~0.offset) (= (select |#length| main_~list~0.base) 8)), 2013#(and (= 0 main_~list~0.offset) (= (select |#length| main_~list~0.base) 8) (= (select |#valid| main_~list~0.base) 1)), 2014#(and (<= 8 (select |#length| main_~list~0.base)) (not (= main_~list~0.base |main_#t~malloc18.base|)) (= 0 main_~list~0.offset)), 2015#(and (<= 8 (select |#length| main_~list~0.base)) (= 0 main_~list~0.offset))] [2018-02-04 15:44:29,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:29,846 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-02-04 15:44:29,846 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-02-04 15:44:29,846 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-02-04 15:44:29,846 INFO L87 Difference]: Start difference. First operand 135 states and 155 transitions. Second operand 9 states. [2018-02-04 15:44:30,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:30,057 INFO L93 Difference]: Finished difference Result 187 states and 202 transitions. [2018-02-04 15:44:30,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-02-04 15:44:30,057 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 21 [2018-02-04 15:44:30,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:30,058 INFO L225 Difference]: With dead ends: 187 [2018-02-04 15:44:30,058 INFO L226 Difference]: Without dead ends: 187 [2018-02-04 15:44:30,058 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2018-02-04 15:44:30,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-02-04 15:44:30,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 162. [2018-02-04 15:44:30,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-02-04 15:44:30,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 195 transitions. [2018-02-04 15:44:30,061 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 195 transitions. Word has length 21 [2018-02-04 15:44:30,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:30,061 INFO L432 AbstractCegarLoop]: Abstraction has 162 states and 195 transitions. [2018-02-04 15:44:30,062 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-02-04 15:44:30,062 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 195 transitions. [2018-02-04 15:44:30,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-02-04 15:44:30,062 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:30,062 INFO L351 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, 1, 1, 1, 1, 1] [2018-02-04 15:44:30,063 INFO L371 AbstractCegarLoop]: === Iteration 9 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:30,063 INFO L82 PathProgramCache]: Analyzing trace with hash 1018638093, now seen corresponding path program 1 times [2018-02-04 15:44:30,063 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:30,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:30,088 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:30,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:30,278 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:44:30,279 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-02-04 15:44:30,279 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:30,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:30,279 INFO L182 omatonBuilderFactory]: Interpolants [2375#true, 2376#false, 2377#(= (select |#valid| |main_#t~malloc15.base|) 1), 2378#(= (select |#valid| main_~list~0.base) 1), 2379#(and (= 0 (select (store (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4) 0) main_~list~0.offset)) (= 0 (select (store (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4) 0) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 2380#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base |main_#t~malloc18.base|)) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 2381#(and (= 0 (select (select (store |#memory_$Pointer$.offset| main_~list2~0.base (store (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset 0)) main_~list~0.base) main_~list~0.offset)) (not (= main_~list~0.base main_~list2~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| main_~list2~0.base (store (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset 0)) main_~list~0.base) main_~list~0.offset)) (= (select |#valid| main_~list~0.base) 1)), 2382#(and (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) |append_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) |append_#in~head.offset|))), 2383#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset)) (= (select |#valid| append_~head.base) 1)), 2384#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset)) (not (= append_~head.base |append_#t~malloc0.base|))), 2385#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset)) (not (= append_~head.base append_~node~0.base))), 2386#(and (not (= append_~node~0.base append_~head.base)) (= |append_#t~mem2.base| 0) (= 0 |append_#t~mem2.offset|)), 2387#(and (not (= append_~node~0.base append_~head.base)) |append_#t~short4|)] [2018-02-04 15:44:30,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:30,280 INFO L409 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-02-04 15:44:30,280 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-02-04 15:44:30,280 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2018-02-04 15:44:30,280 INFO L87 Difference]: Start difference. First operand 162 states and 195 transitions. Second operand 13 states. [2018-02-04 15:44:30,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:30,616 INFO L93 Difference]: Finished difference Result 228 states and 280 transitions. [2018-02-04 15:44:30,616 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-02-04 15:44:30,616 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 30 [2018-02-04 15:44:30,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:30,618 INFO L225 Difference]: With dead ends: 228 [2018-02-04 15:44:30,618 INFO L226 Difference]: Without dead ends: 228 [2018-02-04 15:44:30,618 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 7 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=410, Unknown=0, NotChecked=0, Total=506 [2018-02-04 15:44:30,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-02-04 15:44:30,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 171. [2018-02-04 15:44:30,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2018-02-04 15:44:30,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 205 transitions. [2018-02-04 15:44:30,623 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 205 transitions. Word has length 30 [2018-02-04 15:44:30,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:30,624 INFO L432 AbstractCegarLoop]: Abstraction has 171 states and 205 transitions. [2018-02-04 15:44:30,624 INFO L433 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-02-04 15:44:30,624 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 205 transitions. [2018-02-04 15:44:30,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-02-04 15:44:30,625 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:30,625 INFO L351 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, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:30,625 INFO L371 AbstractCegarLoop]: === Iteration 10 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:30,625 INFO L82 PathProgramCache]: Analyzing trace with hash 2019932176, now seen corresponding path program 1 times [2018-02-04 15:44:30,626 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:30,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:30,646 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:30,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:30,944 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:44:30,944 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-02-04 15:44:30,944 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:30,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:30,945 INFO L182 omatonBuilderFactory]: Interpolants [2816#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (not (= append_~head.base |append_#t~malloc0.base|))), 2817#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0)), 2818#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= |append_#t~mem3.offset| (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) (= |append_#t~mem3.base| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))), 2819#(and (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) |append_#t~short4|), 2807#true, 2808#false, 2809#(and (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 2810#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 2811#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 2812#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (not (= main_~list~0.base |main_#t~malloc18.base|)) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 2813#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| main_~list2~0.base (store (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset 0)) main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select (store |#memory_$Pointer$.base| main_~list2~0.base (store (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset 0)) main_~list~0.base) (+ main_~list~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 2814#(and (= 0 |append_#in~head.offset|) (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4)))), 2815#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (= (select |#valid| append_~head.base) 1))] [2018-02-04 15:44:30,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:30,945 INFO L409 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-02-04 15:44:30,945 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-02-04 15:44:30,945 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2018-02-04 15:44:30,945 INFO L87 Difference]: Start difference. First operand 171 states and 205 transitions. Second operand 13 states. [2018-02-04 15:44:31,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:31,380 INFO L93 Difference]: Finished difference Result 176 states and 210 transitions. [2018-02-04 15:44:31,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-02-04 15:44:31,380 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 32 [2018-02-04 15:44:31,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:31,381 INFO L225 Difference]: With dead ends: 176 [2018-02-04 15:44:31,381 INFO L226 Difference]: Without dead ends: 176 [2018-02-04 15:44:31,381 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 6 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=97, Invalid=409, Unknown=0, NotChecked=0, Total=506 [2018-02-04 15:44:31,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2018-02-04 15:44:31,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2018-02-04 15:44:31,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-02-04 15:44:31,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 208 transitions. [2018-02-04 15:44:31,384 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 208 transitions. Word has length 32 [2018-02-04 15:44:31,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:31,385 INFO L432 AbstractCegarLoop]: Abstraction has 174 states and 208 transitions. [2018-02-04 15:44:31,385 INFO L433 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-02-04 15:44:31,385 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 208 transitions. [2018-02-04 15:44:31,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-02-04 15:44:31,386 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:31,386 INFO L351 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:31,386 INFO L371 AbstractCegarLoop]: === Iteration 11 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:31,386 INFO L82 PathProgramCache]: Analyzing trace with hash -489397259, now seen corresponding path program 1 times [2018-02-04 15:44:31,387 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:31,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:31,405 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:31,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:31,433 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:44:31,433 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:44:31,433 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:31,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:31,434 INFO L182 omatonBuilderFactory]: Interpolants [3190#true, 3191#false, 3192#(= main_~c~0 0)] [2018-02-04 15:44:31,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:31,434 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-02-04 15:44:31,435 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-02-04 15:44:31,435 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-04 15:44:31,435 INFO L87 Difference]: Start difference. First operand 174 states and 208 transitions. Second operand 3 states. [2018-02-04 15:44:31,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:31,451 INFO L93 Difference]: Finished difference Result 155 states and 166 transitions. [2018-02-04 15:44:31,451 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-02-04 15:44:31,451 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-02-04 15:44:31,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:31,452 INFO L225 Difference]: With dead ends: 155 [2018-02-04 15:44:31,452 INFO L226 Difference]: Without dead ends: 155 [2018-02-04 15:44:31,453 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-04 15:44:31,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-02-04 15:44:31,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 144. [2018-02-04 15:44:31,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-02-04 15:44:31,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 154 transitions. [2018-02-04 15:44:31,458 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 154 transitions. Word has length 40 [2018-02-04 15:44:31,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:31,458 INFO L432 AbstractCegarLoop]: Abstraction has 144 states and 154 transitions. [2018-02-04 15:44:31,458 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-02-04 15:44:31,458 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 154 transitions. [2018-02-04 15:44:31,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-02-04 15:44:31,459 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:31,459 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:31,460 INFO L371 AbstractCegarLoop]: === Iteration 12 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:31,460 INFO L82 PathProgramCache]: Analyzing trace with hash -1159244567, now seen corresponding path program 1 times [2018-02-04 15:44:31,460 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:31,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:31,477 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:31,590 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:31,591 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:31,591 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-02-04 15:44:31,591 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:31,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:31,591 INFO L182 omatonBuilderFactory]: Interpolants [3492#true, 3493#false, 3494#(= 1 (select |#valid| |main_#t~malloc18.base|)), 3495#(= 1 (select |#valid| main_~list2~0.base)), 3496#(= |#valid| |old(#valid)|), 3497#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 3498#(and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 3499#(= 1 (select |#valid| |append_#in~head.base|)), 3500#(= 1 (select |#valid| append_~head.base)), 3501#(or (= append_~head.base |append_#t~malloc0.base|) (= (select |#valid| append_~head.base) 1)), 3502#(or (= append_~node~0.base append_~head.base) (= (select |#valid| append_~head.base) 1))] [2018-02-04 15:44:31,591 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:31,591 INFO L409 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-02-04 15:44:31,591 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-02-04 15:44:31,591 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-02-04 15:44:31,592 INFO L87 Difference]: Start difference. First operand 144 states and 154 transitions. Second operand 11 states. [2018-02-04 15:44:31,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:31,921 INFO L93 Difference]: Finished difference Result 177 states and 186 transitions. [2018-02-04 15:44:31,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-02-04 15:44:31,921 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 43 [2018-02-04 15:44:31,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:31,922 INFO L225 Difference]: With dead ends: 177 [2018-02-04 15:44:31,922 INFO L226 Difference]: Without dead ends: 177 [2018-02-04 15:44:31,922 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2018-02-04 15:44:31,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-02-04 15:44:31,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 146. [2018-02-04 15:44:31,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-02-04 15:44:31,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 158 transitions. [2018-02-04 15:44:31,924 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 158 transitions. Word has length 43 [2018-02-04 15:44:31,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:31,925 INFO L432 AbstractCegarLoop]: Abstraction has 146 states and 158 transitions. [2018-02-04 15:44:31,925 INFO L433 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-02-04 15:44:31,925 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 158 transitions. [2018-02-04 15:44:31,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-02-04 15:44:31,925 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:31,925 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:31,925 INFO L371 AbstractCegarLoop]: === Iteration 13 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:31,926 INFO L82 PathProgramCache]: Analyzing trace with hash -1159244566, now seen corresponding path program 1 times [2018-02-04 15:44:31,926 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:31,941 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:32,090 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:32,090 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:32,090 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-02-04 15:44:32,091 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:32,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:32,091 INFO L182 omatonBuilderFactory]: Interpolants [3840#(and (= (select |#valid| main_~list2~0.base) 1) (= 8 (select |#length| main_~list2~0.base)) (= 0 main_~list2~0.offset)), 3841#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 3842#(and (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 3843#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))), 3844#(and (= 0 |append_#in~head.offset|) (= 8 (select |#length| |append_#in~head.base|))), 3845#(and (= 8 (select |#length| append_~head.base)) (= append_~head.offset 0)), 3846#(and (or (= (select |#length| append_~head.base) 8) (= 9 (select |#length| append_~head.base))) (= append_~head.offset 0)), 3836#true, 3837#false, 3838#(and (= 0 |main_#t~malloc18.offset|) (= 8 (select |#length| |main_#t~malloc18.base|))), 3839#(and (= 8 (select |#length| main_~list2~0.base)) (= 0 main_~list2~0.offset))] [2018-02-04 15:44:32,091 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:32,092 INFO L409 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-02-04 15:44:32,092 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-02-04 15:44:32,092 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-02-04 15:44:32,092 INFO L87 Difference]: Start difference. First operand 146 states and 158 transitions. Second operand 11 states. [2018-02-04 15:44:32,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:32,551 INFO L93 Difference]: Finished difference Result 180 states and 196 transitions. [2018-02-04 15:44:32,551 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-02-04 15:44:32,551 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 43 [2018-02-04 15:44:32,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:32,552 INFO L225 Difference]: With dead ends: 180 [2018-02-04 15:44:32,552 INFO L226 Difference]: Without dead ends: 180 [2018-02-04 15:44:32,552 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2018-02-04 15:44:32,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2018-02-04 15:44:32,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 176. [2018-02-04 15:44:32,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2018-02-04 15:44:32,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 193 transitions. [2018-02-04 15:44:32,555 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 193 transitions. Word has length 43 [2018-02-04 15:44:32,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:32,555 INFO L432 AbstractCegarLoop]: Abstraction has 176 states and 193 transitions. [2018-02-04 15:44:32,555 INFO L433 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-02-04 15:44:32,555 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 193 transitions. [2018-02-04 15:44:32,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-02-04 15:44:32,556 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:32,556 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:32,556 INFO L371 AbstractCegarLoop]: === Iteration 14 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:32,556 INFO L82 PathProgramCache]: Analyzing trace with hash 570613669, now seen corresponding path program 1 times [2018-02-04 15:44:32,557 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:32,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:32,589 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:33,143 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:33,143 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:33,143 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-02-04 15:44:33,143 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:33,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:33,144 INFO L182 omatonBuilderFactory]: Interpolants [4224#(or (and (= (select |#valid| append_~node~0.base) 1) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 5) 0)) |append_#in~head.base|) (+ (- 0) 4))) (= (select |#valid| |append_#in~head.base|) 1)))) (not (= |append_#in~head.offset| 0))), 4225#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4))) 1)) (not (= |append_#in~head.offset| 0))), 4226#(and (= 0 main_~list~0.offset) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= (select |#valid| main_~list~0.base) 0))), 4227#(and (= 0 |append_#in~head.offset|) (not (= (select |#valid| |append_#in~head.base|) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4))))), 4228#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (not (= (select |#valid| append_~head.base) 0)) (= append_~head.offset 0)), 4229#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0) (not (= append_~head.base |append_#t~malloc0.base|))), 4230#(and (not (= append_~node~0.base append_~head.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0)), 4231#(and (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 5) 0)) append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0)), 4232#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0)), 4233#(= (select |#valid| |append_#t~mem12.base|) 1), 4213#true, 4214#false, 4215#(and (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 4216#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 4217#(= |#valid| |old(#valid)|), 4218#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (not (= append_~head.offset 0)) (and (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|)))), 4219#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))) (not (= append_~head.offset 0)))), 4220#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (= append_~head.base |append_#in~head.base|) (= append_~head.base append_~node~0.base)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base)))) (not (= append_~head.offset 0)))), 4221#(and (or (and (or (= append_~head.base |append_#in~head.base|) (= append_~head.base append_~node~0.base)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base))) (= 1 (select |#valid| append_~node~0.base))) (not (= append_~head.offset 0))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0))), 4222#(and (or (and (or (= append_~head.base |append_#in~head.base|) (= append_~head.base append_~node~0.base)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base))) (= 1 (select |#valid| append_~node~0.base)) (= 1 (select |#valid| append_~head.base))) (not (= append_~head.offset 0))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0))), 4223#(or (not (= |append_#in~head.offset| 0)) (and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) (+ (- 0) 4))) (not (= append_~node~0.base |append_#in~head.base|)))) (= (select |#valid| append_~node~0.base) 1)))] [2018-02-04 15:44:33,144 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:33,144 INFO L409 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-02-04 15:44:33,144 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-02-04 15:44:33,144 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=372, Unknown=0, NotChecked=0, Total=420 [2018-02-04 15:44:33,144 INFO L87 Difference]: Start difference. First operand 176 states and 193 transitions. Second operand 21 states. [2018-02-04 15:44:34,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:34,127 INFO L93 Difference]: Finished difference Result 184 states and 199 transitions. [2018-02-04 15:44:34,128 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-02-04 15:44:34,128 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 50 [2018-02-04 15:44:34,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:34,129 INFO L225 Difference]: With dead ends: 184 [2018-02-04 15:44:34,129 INFO L226 Difference]: Without dead ends: 184 [2018-02-04 15:44:34,130 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=216, Invalid=1116, Unknown=0, NotChecked=0, Total=1332 [2018-02-04 15:44:34,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2018-02-04 15:44:34,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 182. [2018-02-04 15:44:34,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-02-04 15:44:34,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 197 transitions. [2018-02-04 15:44:34,136 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 197 transitions. Word has length 50 [2018-02-04 15:44:34,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:34,136 INFO L432 AbstractCegarLoop]: Abstraction has 182 states and 197 transitions. [2018-02-04 15:44:34,136 INFO L433 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-02-04 15:44:34,136 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 197 transitions. [2018-02-04 15:44:34,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-02-04 15:44:34,137 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:34,137 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:34,137 INFO L371 AbstractCegarLoop]: === Iteration 15 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:34,137 INFO L82 PathProgramCache]: Analyzing trace with hash 570613670, now seen corresponding path program 1 times [2018-02-04 15:44:34,138 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:34,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:34,158 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:34,398 WARN L146 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 22 DAG size of output 20 [2018-02-04 15:44:34,773 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:34,773 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:34,773 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-02-04 15:44:34,774 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:34,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:34,774 INFO L182 omatonBuilderFactory]: Interpolants [4640#(and (= append_~head.base |append_#in~head.base|) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base))) (or (= append_~head.base append_~node~0.base) (and (= 0 append_~node~0.offset) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= 9 (select |#length| append_~node~0.base)))) (= 1 (select |#valid| append_~head.base))), 4641#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~node~0.base (store (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) (+ (- 0) 4))) (= 9 (select |#length| append_~node~0.base)) (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) (+ (- 0) 4))) (not (= append_~node~0.base |append_#in~head.base|))) (not (= |append_#in~head.offset| 0))), 4642#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= |append_#in~head.offset| 0)) (and (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 5) 0)) |append_#in~head.base|) (+ (- 0) 4))) (= (select |#valid| |append_#in~head.base|) 1) (= 9 (select |#length| append_~node~0.base)) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~node~0.base (store (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 5) 0)) |append_#in~head.base|) (+ (- 0) 4))))), 4643#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ (- 0) 4)))) (not (= |append_#in~head.offset| 0))), 4644#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4))))), 4645#(and (= 9 (select |#length| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4)))) (= 0 |append_#in~head.offset|) (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ 0 4)))), 4646#(and (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= (select |#valid| append_~head.base) 1)), 4647#(and (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (not (= append_~head.base |append_#t~malloc0.base|))), 4648#(and (not (= append_~node~0.base append_~head.base)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))), 4649#(and (= 0 (select (select (store |#memory_$Pointer$.offset| append_~node~0.base (store (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 5) 0)) append_~head.base) (+ append_~head.offset 4))) (= 9 (select |#length| (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 5) 0)) append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0)), 4650#(and (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))), 4651#(and (= (select |#length| |append_#t~mem12.base|) 9) (= |append_#t~mem12.offset| 0)), 4632#true, 4633#false, 4634#(and (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 4635#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 4636#(= |#valid| |old(#valid)|), 4637#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|)), 4638#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= 9 (select |#length| |append_#t~malloc0.base|)) (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (= 0 |append_#t~malloc0.offset|)), 4639#(and (= append_~head.base |append_#in~head.base|) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base))) (or (= append_~head.base append_~node~0.base) (and (= 0 append_~node~0.offset) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= 9 (select |#length| append_~node~0.base)))))] [2018-02-04 15:44:34,774 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:34,774 INFO L409 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-02-04 15:44:34,774 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-02-04 15:44:34,775 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2018-02-04 15:44:34,775 INFO L87 Difference]: Start difference. First operand 182 states and 197 transitions. Second operand 20 states. [2018-02-04 15:44:35,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:35,729 INFO L93 Difference]: Finished difference Result 183 states and 198 transitions. [2018-02-04 15:44:35,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-02-04 15:44:35,730 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 50 [2018-02-04 15:44:35,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:35,731 INFO L225 Difference]: With dead ends: 183 [2018-02-04 15:44:35,731 INFO L226 Difference]: Without dead ends: 183 [2018-02-04 15:44:35,731 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=144, Invalid=726, Unknown=0, NotChecked=0, Total=870 [2018-02-04 15:44:35,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-02-04 15:44:35,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 182. [2018-02-04 15:44:35,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-02-04 15:44:35,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 196 transitions. [2018-02-04 15:44:35,736 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 196 transitions. Word has length 50 [2018-02-04 15:44:35,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:35,736 INFO L432 AbstractCegarLoop]: Abstraction has 182 states and 196 transitions. [2018-02-04 15:44:35,736 INFO L433 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-02-04 15:44:35,736 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 196 transitions. [2018-02-04 15:44:35,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-02-04 15:44:35,737 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:35,737 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:35,737 INFO L371 AbstractCegarLoop]: === Iteration 16 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:35,737 INFO L82 PathProgramCache]: Analyzing trace with hash 1254680052, now seen corresponding path program 1 times [2018-02-04 15:44:35,738 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:35,754 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:36,289 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:36,290 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:36,290 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-02-04 15:44:36,290 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:36,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:36,290 INFO L182 omatonBuilderFactory]: Interpolants [5056#(and (not (= append_~head.base append_~node~0.base)) (= |append_#t~mem2.base| 0) (= 0 |append_#t~mem2.offset|)), 5057#(and (not (= append_~head.base append_~node~0.base)) |append_#t~short4|), 5037#true, 5038#false, 5039#(= (select |#valid| main_~list~0.base) 1), 5040#(and (= (select |#valid| |main_#t~malloc18.base|) 1) (not (= main_~list~0.base |main_#t~malloc18.base|))), 5041#(and (not (= main_~list~0.base main_~list2~0.base)) (= (select |#valid| main_~list2~0.base) 1)), 5042#(and (= 0 (select (store (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4) 0) main_~list2~0.offset)) (not (= main_~list~0.base main_~list2~0.base)) (= (select |#valid| main_~list2~0.base) 1) (= 0 (select (store (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4) 0) main_~list2~0.offset))), 5043#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5044#(and (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5045#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5046#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5047#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5048#(and (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~head.base (select |#memory_$Pointer$.offset| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base))) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~head.base (select |#memory_$Pointer$.base| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= append_~head.base |append_#in~head.base|) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5049#(and (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5050#(and (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5051#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (= (select |#valid| main_~list2~0.base) 1) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 5052#(and (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) |append_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) |append_#in~head.offset|))), 5053#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset)) (= (select |#valid| append_~head.base) 1)), 5054#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset)) (not (= append_~head.base |append_#t~malloc0.base|))), 5055#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset)) (not (= append_~head.base append_~node~0.base)))] [2018-02-04 15:44:36,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:36,291 INFO L409 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-02-04 15:44:36,291 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-02-04 15:44:36,291 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2018-02-04 15:44:36,291 INFO L87 Difference]: Start difference. First operand 182 states and 196 transitions. Second operand 21 states. [2018-02-04 15:44:37,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:37,636 INFO L93 Difference]: Finished difference Result 278 states and 300 transitions. [2018-02-04 15:44:37,637 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-02-04 15:44:37,637 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 52 [2018-02-04 15:44:37,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:37,638 INFO L225 Difference]: With dead ends: 278 [2018-02-04 15:44:37,638 INFO L226 Difference]: Without dead ends: 278 [2018-02-04 15:44:37,638 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=155, Invalid=901, Unknown=0, NotChecked=0, Total=1056 [2018-02-04 15:44:37,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-02-04 15:44:37,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 208. [2018-02-04 15:44:37,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2018-02-04 15:44:37,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 231 transitions. [2018-02-04 15:44:37,644 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 231 transitions. Word has length 52 [2018-02-04 15:44:37,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:37,644 INFO L432 AbstractCegarLoop]: Abstraction has 208 states and 231 transitions. [2018-02-04 15:44:37,644 INFO L433 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-02-04 15:44:37,644 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 231 transitions. [2018-02-04 15:44:37,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-02-04 15:44:37,645 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:37,645 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:37,645 INFO L371 AbstractCegarLoop]: === Iteration 17 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:37,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1222988087, now seen corresponding path program 1 times [2018-02-04 15:44:37,646 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:37,669 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:38,323 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:38,323 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:38,323 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-02-04 15:44:38,324 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:38,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:38,324 INFO L182 omatonBuilderFactory]: Interpolants [5568#true, 5569#false, 5570#(= 0 |main_#t~malloc15.offset|), 5571#(= main_~list~0.offset 0), 5572#(and (= main_~list~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 5573#(and (= main_~list~0.offset 0) (= (select |#valid| |main_#t~malloc18.base|) 1) (= 0 |main_#t~malloc18.offset|) (not (= main_~list~0.base |main_#t~malloc18.base|))), 5574#(and (= main_~list~0.offset 0) (not (= main_~list~0.base main_~list2~0.base)) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset)), 5575#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4)))), 5576#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5577#(and (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5578#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 5579#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5580#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5581#(and (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~head.base (select |#memory_$Pointer$.offset| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base))) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~head.base (select |#memory_$Pointer$.base| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5582#(and (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (or (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5583#(and (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 5584#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4))) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ 0 4)))), 5585#(and (= 0 |append_#in~head.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ 0 4))) (not (= (select |#valid| |append_#in~head.base|) 0)) (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4)))), 5586#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (not (= (select |#valid| append_~head.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0)), 5587#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (not (= append_~head.base |append_#t~malloc0.base|))), 5588#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (not (= append_~head.base append_~node~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0)), 5589#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= |append_#t~mem3.offset| (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) (= |append_#t~mem3.base| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))), 5590#(and (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) |append_#t~short4|)] [2018-02-04 15:44:38,324 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:38,324 INFO L409 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-02-04 15:44:38,324 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-02-04 15:44:38,324 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2018-02-04 15:44:38,325 INFO L87 Difference]: Start difference. First operand 208 states and 231 transitions. Second operand 23 states. [2018-02-04 15:44:39,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:39,874 INFO L93 Difference]: Finished difference Result 259 states and 276 transitions. [2018-02-04 15:44:39,874 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-02-04 15:44:39,874 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 54 [2018-02-04 15:44:39,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:39,875 INFO L225 Difference]: With dead ends: 259 [2018-02-04 15:44:39,875 INFO L226 Difference]: Without dead ends: 259 [2018-02-04 15:44:39,876 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 5 SyntacticMatches, 4 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=208, Invalid=1274, Unknown=0, NotChecked=0, Total=1482 [2018-02-04 15:44:39,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-02-04 15:44:39,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 200. [2018-02-04 15:44:39,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2018-02-04 15:44:39,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 220 transitions. [2018-02-04 15:44:39,880 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 220 transitions. Word has length 54 [2018-02-04 15:44:39,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:39,880 INFO L432 AbstractCegarLoop]: Abstraction has 200 states and 220 transitions. [2018-02-04 15:44:39,880 INFO L433 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-02-04 15:44:39,880 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 220 transitions. [2018-02-04 15:44:39,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-02-04 15:44:39,881 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:39,881 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1] [2018-02-04 15:44:39,881 INFO L371 AbstractCegarLoop]: === Iteration 18 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:39,881 INFO L82 PathProgramCache]: Analyzing trace with hash -848788785, now seen corresponding path program 1 times [2018-02-04 15:44:39,882 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:39,893 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:39,946 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-02-04 15:44:39,946 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:39,946 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2018-02-04 15:44:39,946 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:39,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:39,946 INFO L182 omatonBuilderFactory]: Interpolants [6082#true, 6083#false, 6084#(= main_~c~0 0), 6085#(<= main_~c~0 1)] [2018-02-04 15:44:39,947 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-02-04 15:44:39,947 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:44:39,947 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:44:39,947 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:44:39,947 INFO L87 Difference]: Start difference. First operand 200 states and 220 transitions. Second operand 4 states. [2018-02-04 15:44:39,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:39,960 INFO L93 Difference]: Finished difference Result 231 states and 257 transitions. [2018-02-04 15:44:39,960 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 15:44:39,960 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 58 [2018-02-04 15:44:39,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:39,961 INFO L225 Difference]: With dead ends: 231 [2018-02-04 15:44:39,961 INFO L226 Difference]: Without dead ends: 231 [2018-02-04 15:44:39,961 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:44:39,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2018-02-04 15:44:39,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 214. [2018-02-04 15:44:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2018-02-04 15:44:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 240 transitions. [2018-02-04 15:44:39,965 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 240 transitions. Word has length 58 [2018-02-04 15:44:39,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:39,966 INFO L432 AbstractCegarLoop]: Abstraction has 214 states and 240 transitions. [2018-02-04 15:44:39,966 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:44:39,966 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 240 transitions. [2018-02-04 15:44:39,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-02-04 15:44:39,966 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:39,966 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 15:44:39,966 INFO L371 AbstractCegarLoop]: === Iteration 19 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:39,966 INFO L82 PathProgramCache]: Analyzing trace with hash 1740705333, now seen corresponding path program 1 times [2018-02-04 15:44:39,967 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:39,974 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:39,997 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-02-04 15:44:39,997 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:44:39,997 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:44:39,997 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:39,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:39,998 INFO L182 omatonBuilderFactory]: Interpolants [6531#true, 6532#false, 6533#(not |append_#t~short4|)] [2018-02-04 15:44:39,998 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-02-04 15:44:39,998 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-02-04 15:44:39,998 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-02-04 15:44:39,998 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-04 15:44:39,998 INFO L87 Difference]: Start difference. First operand 214 states and 240 transitions. Second operand 3 states. [2018-02-04 15:44:40,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:40,002 INFO L93 Difference]: Finished difference Result 216 states and 242 transitions. [2018-02-04 15:44:40,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-02-04 15:44:40,003 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-02-04 15:44:40,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:40,003 INFO L225 Difference]: With dead ends: 216 [2018-02-04 15:44:40,003 INFO L226 Difference]: Without dead ends: 216 [2018-02-04 15:44:40,003 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-04 15:44:40,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2018-02-04 15:44:40,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2018-02-04 15:44:40,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2018-02-04 15:44:40,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 242 transitions. [2018-02-04 15:44:40,007 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 242 transitions. Word has length 61 [2018-02-04 15:44:40,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:40,007 INFO L432 AbstractCegarLoop]: Abstraction has 216 states and 242 transitions. [2018-02-04 15:44:40,007 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-02-04 15:44:40,007 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 242 transitions. [2018-02-04 15:44:40,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-02-04 15:44:40,008 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:40,008 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:40,008 INFO L371 AbstractCegarLoop]: === Iteration 20 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:40,008 INFO L82 PathProgramCache]: Analyzing trace with hash -618908496, now seen corresponding path program 1 times [2018-02-04 15:44:40,009 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:40,019 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:40,188 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-02-04 15:44:40,189 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:40,189 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-02-04 15:44:40,189 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:40,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:40,189 INFO L182 omatonBuilderFactory]: Interpolants [6976#(and (<= 8 (select |#length| append_~head.base)) (= append_~head.offset 0) (= (select |#valid| append_~head.base) 1)), 6977#(and (<= 8 (select |#length| append_~head.base)) (= append_~head.offset 0)), 6966#true, 6967#false, 6968#(= 0 |main_#t~malloc18.offset|), 6969#(= 0 main_~list2~0.offset), 6970#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= append_~head.base |append_#in~head.base|)), 6971#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= append_~head.base |append_#in~head.base|) (= 1 (select |#valid| append_~head.base))), 6972#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (<= (+ append_~head.offset 8) (select |#length| append_~head.base)) (not (= append_~head.offset 0))) (= append_~head.base |append_#in~head.base|) (= (select |#valid| append_~head.base) 1)), 6973#(and (= (select |#valid| |append_#in~head.base|) 1) (or (<= 8 (select |#length| |append_#in~head.base|)) (not (= |append_#in~head.offset| 0)))), 6974#(and (= (select |#valid| main_~list2~0.base) 1) (<= 8 (select |#length| main_~list2~0.base)) (= 0 main_~list2~0.offset)), 6975#(and (= 0 |append_#in~head.offset|) (= (select |#valid| |append_#in~head.base|) 1) (<= 8 (select |#length| |append_#in~head.base|)))] [2018-02-04 15:44:40,189 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-02-04 15:44:40,189 INFO L409 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-02-04 15:44:40,190 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-02-04 15:44:40,190 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2018-02-04 15:44:40,190 INFO L87 Difference]: Start difference. First operand 216 states and 242 transitions. Second operand 12 states. [2018-02-04 15:44:40,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:40,464 INFO L93 Difference]: Finished difference Result 258 states and 279 transitions. [2018-02-04 15:44:40,464 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-02-04 15:44:40,464 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 63 [2018-02-04 15:44:40,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:40,465 INFO L225 Difference]: With dead ends: 258 [2018-02-04 15:44:40,466 INFO L226 Difference]: Without dead ends: 258 [2018-02-04 15:44:40,466 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2018-02-04 15:44:40,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2018-02-04 15:44:40,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 242. [2018-02-04 15:44:40,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2018-02-04 15:44:40,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 269 transitions. [2018-02-04 15:44:40,471 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 269 transitions. Word has length 63 [2018-02-04 15:44:40,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:40,472 INFO L432 AbstractCegarLoop]: Abstraction has 242 states and 269 transitions. [2018-02-04 15:44:40,472 INFO L433 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-02-04 15:44:40,472 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 269 transitions. [2018-02-04 15:44:40,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-02-04 15:44:40,472 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:40,472 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:40,473 INFO L371 AbstractCegarLoop]: === Iteration 21 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:40,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1647748270, now seen corresponding path program 1 times [2018-02-04 15:44:40,473 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:40,499 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:40,977 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:40,978 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:40,978 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-02-04 15:44:40,978 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:40,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:40,978 INFO L182 omatonBuilderFactory]: Interpolants [7488#(= (select |#valid| main_~list~0.base) 1), 7489#(= |#valid| |old(#valid)|), 7490#(and (= append_~head.offset |append_#in~head.offset|) (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|)), 7491#(and (= append_~head.offset |append_#in~head.offset|) (not (= 0 |append_#t~malloc0.base|)) (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 7492#(and (= append_~head.offset |append_#in~head.offset|) (not (= 0 append_~node~0.base)) (or (= append_~head.base |append_#in~head.base|) (= append_~head.base append_~node~0.base)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base)))), 7493#(and (= append_~head.offset |append_#in~head.offset|) (not (= 0 append_~node~0.base)) (or (= append_~head.base |append_#in~head.base|) (= append_~head.base append_~node~0.base)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base))) (= 1 (select |#valid| append_~head.base))), 7494#(and (= append_~head.offset |append_#in~head.offset|) (or (= append_~head.base |append_#in~head.base|) (= append_~head.base append_~node~0.base)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base))) (not (= 0 (select (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base) append_~head.offset))) (= (select |#valid| append_~head.base) 1)), 7495#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (not (= append_~node~0.base |append_#in~head.base|)) (not (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) |append_#in~head.offset|))))), 7496#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (not (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 5) 0)) |append_#in~head.base|) |append_#in~head.offset|))))), 7497#(or (and (= (select |#valid| |append_#in~head.base|) 1) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) |append_#in~head.offset|)))) (= 0 (select |old(#valid)| |append_#in~head.base|))), 7498#(and (not (= (select |#valid| main_~list~0.base) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list~0.base) main_~list~0.offset)))), 7499#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 7500#(and (= append_~head.offset |append_#in~head.offset|) (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|) (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base))), 7501#(and (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 7502#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base))), 7503#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base))), 7504#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base)) (= (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset) |append_#t~mem2.base|)), 7505#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base)) (or (not |append_#t~short4|) (and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= append_~head.offset |append_#in~head.offset|)))), 7506#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base))), 7507#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (and (= 0 (select (select |old(#memory_$Pointer$.base)| append_~head.base) append_~head.offset)) (= append_~head.offset |append_#in~head.offset|)) (= append_~node~0.base append_~head.base)) (= append_~head.base |append_#in~head.base|)), 7508#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= 0 (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) |append_#in~head.offset|)) (= append_~node~0.base |append_#in~head.base|))), 7509#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) |append_#in~head.offset|))), 7485#true, 7486#false, 7487#(= (select |#valid| |main_#t~malloc15.base|) 1)] [2018-02-04 15:44:40,978 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:40,978 INFO L409 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-02-04 15:44:40,979 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-02-04 15:44:40,979 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2018-02-04 15:44:40,979 INFO L87 Difference]: Start difference. First operand 242 states and 269 transitions. Second operand 25 states. [2018-02-04 15:44:42,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:42,303 INFO L93 Difference]: Finished difference Result 282 states and 305 transitions. [2018-02-04 15:44:42,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-02-04 15:44:42,303 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 63 [2018-02-04 15:44:42,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:42,304 INFO L225 Difference]: With dead ends: 282 [2018-02-04 15:44:42,304 INFO L226 Difference]: Without dead ends: 263 [2018-02-04 15:44:42,304 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 576 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=405, Invalid=2351, Unknown=0, NotChecked=0, Total=2756 [2018-02-04 15:44:42,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2018-02-04 15:44:42,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 213. [2018-02-04 15:44:42,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2018-02-04 15:44:42,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 232 transitions. [2018-02-04 15:44:42,308 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 232 transitions. Word has length 63 [2018-02-04 15:44:42,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:42,308 INFO L432 AbstractCegarLoop]: Abstraction has 213 states and 232 transitions. [2018-02-04 15:44:42,308 INFO L433 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-02-04 15:44:42,308 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 232 transitions. [2018-02-04 15:44:42,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-02-04 15:44:42,309 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:42,309 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:42,309 INFO L371 AbstractCegarLoop]: === Iteration 22 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:42,309 INFO L82 PathProgramCache]: Analyzing trace with hash -1373725626, now seen corresponding path program 1 times [2018-02-04 15:44:42,309 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:42,326 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:42,557 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:42,557 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:42,557 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-02-04 15:44:42,558 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:42,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:42,558 INFO L182 omatonBuilderFactory]: Interpolants [8064#(and (= 8 (select |#length| main_~list2~0.base)) (= 0 main_~list2~0.offset)), 8065#(and (= (select |#valid| main_~list2~0.base) 1) (= 8 (select |#length| main_~list2~0.base)) (= 0 main_~list2~0.offset)), 8066#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 8067#(and (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 8068#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))), 8069#(= |old(#length)| |#length|), 8070#(and (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= 9 (select |#length| |append_#t~malloc0.base|))), 8071#(and (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (and (= 9 (select |#length| append_~node~0.base)) (= append_~node~0.base (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|))), 8072#(and (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= 9 (select |#length| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|))), 8073#(and (or (= 9 (select |#length| main_~list2~0.base)) (= 8 (select |#length| main_~list2~0.base))) (= 0 main_~list2~0.offset)), 8074#(and (= 0 |append_#in~head.offset|) (or (= 9 (select |#length| |append_#in~head.base|)) (= 8 (select |#length| |append_#in~head.base|)))), 8075#(and (or (= 8 (select |#length| append_~head.base)) (= 9 (select |#length| append_~head.base))) (= append_~head.offset 0)), 8061#true, 8062#false, 8063#(and (= 0 |main_#t~malloc18.offset|) (= 8 (select |#length| |main_#t~malloc18.base|)))] [2018-02-04 15:44:42,558 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:42,558 INFO L409 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-02-04 15:44:42,559 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-02-04 15:44:42,559 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2018-02-04 15:44:42,559 INFO L87 Difference]: Start difference. First operand 213 states and 232 transitions. Second operand 15 states. [2018-02-04 15:44:43,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:43,196 INFO L93 Difference]: Finished difference Result 207 states and 227 transitions. [2018-02-04 15:44:43,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-02-04 15:44:43,197 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 65 [2018-02-04 15:44:43,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:43,198 INFO L225 Difference]: With dead ends: 207 [2018-02-04 15:44:43,198 INFO L226 Difference]: Without dead ends: 207 [2018-02-04 15:44:43,198 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=105, Invalid=401, Unknown=0, NotChecked=0, Total=506 [2018-02-04 15:44:43,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2018-02-04 15:44:43,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 205. [2018-02-04 15:44:43,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-02-04 15:44:43,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 224 transitions. [2018-02-04 15:44:43,202 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 224 transitions. Word has length 65 [2018-02-04 15:44:43,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:43,202 INFO L432 AbstractCegarLoop]: Abstraction has 205 states and 224 transitions. [2018-02-04 15:44:43,202 INFO L433 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-02-04 15:44:43,203 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 224 transitions. [2018-02-04 15:44:43,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-02-04 15:44:43,203 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:43,203 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2018-02-04 15:44:43,203 INFO L371 AbstractCegarLoop]: === Iteration 23 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:43,204 INFO L82 PathProgramCache]: Analyzing trace with hash 258761966, now seen corresponding path program 1 times [2018-02-04 15:44:43,204 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:43,232 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:43,854 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-02-04 15:44:43,854 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:43,854 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-02-04 15:44:43,855 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:43,855 INFO L182 omatonBuilderFactory]: Interpolants [8512#(and (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 8513#(and (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 8514#(and (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset)), 8515#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (not (= append_~head.offset 0)) (and (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|)))), 8516#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))) (not (= append_~head.offset 0)))), 8517#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (= append_~head.base |append_#in~head.base|) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|)))) (not (= append_~head.offset 0)))), 8518#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (= append_~head.base |append_#in~head.base|) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|))) (= 1 (select |#valid| append_~node~0.base))) (not (= append_~head.offset 0)))), 8519#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (and (= append_~head.base |append_#in~head.base|) (= 1 (select |#valid| append_~head.base))) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|))) (= 1 (select |#valid| append_~node~0.base))) (not (= append_~head.offset 0)))), 8520#(or (not (= |append_#in~head.offset| 0)) (and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) (+ (- 0) 4))) (not (= append_~node~0.base |append_#in~head.base|)))) (= (select |#valid| append_~node~0.base) 1))), 8521#(or (and (= (select |#valid| append_~node~0.base) 1) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 5) 0)) |append_#in~head.base|) (+ (- 0) 4))) (= (select |#valid| |append_#in~head.base|) 1)))) (not (= |append_#in~head.offset| 0))), 8522#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4))) 1)) (not (= |append_#in~head.offset| 0))), 8523#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4)))) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list2~0.offset)), 8524#(and (= 0 |append_#in~head.offset|) (not (= (select |#valid| |append_#in~head.base|) 0)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4))))), 8525#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (not (= (select |#valid| append_~head.base) 0)) (= append_~head.offset 0)), 8526#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0) (not (= append_~head.base |append_#t~malloc0.base|))), 8527#(and (not (= append_~node~0.base append_~head.base)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0)), 8528#(and (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 5) 0)) append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0)), 8529#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0)), 8530#(= (select |#valid| |append_#t~mem12.base|) 1), 8504#true, 8505#false, 8506#(= 0 |main_#t~malloc15.offset|), 8507#(= main_~list~0.offset 0), 8508#(and (= main_~list~0.offset 0) (= (select |#valid| |main_#t~malloc18.base|) 1) (= 0 |main_#t~malloc18.offset|)), 8509#(and (= main_~list~0.offset 0) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset)), 8510#(= |#valid| |old(#valid)|), 8511#(= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|)))] [2018-02-04 15:44:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-02-04 15:44:43,855 INFO L409 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-02-04 15:44:43,856 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-02-04 15:44:43,856 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=636, Unknown=0, NotChecked=0, Total=702 [2018-02-04 15:44:43,856 INFO L87 Difference]: Start difference. First operand 205 states and 224 transitions. Second operand 27 states. [2018-02-04 15:44:45,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:45,243 INFO L93 Difference]: Finished difference Result 227 states and 244 transitions. [2018-02-04 15:44:45,243 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-02-04 15:44:45,243 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 72 [2018-02-04 15:44:45,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:45,244 INFO L225 Difference]: With dead ends: 227 [2018-02-04 15:44:45,244 INFO L226 Difference]: Without dead ends: 227 [2018-02-04 15:44:45,244 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 365 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=301, Invalid=1861, Unknown=0, NotChecked=0, Total=2162 [2018-02-04 15:44:45,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2018-02-04 15:44:45,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 205. [2018-02-04 15:44:45,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-02-04 15:44:45,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 223 transitions. [2018-02-04 15:44:45,247 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 223 transitions. Word has length 72 [2018-02-04 15:44:45,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:45,247 INFO L432 AbstractCegarLoop]: Abstraction has 205 states and 223 transitions. [2018-02-04 15:44:45,248 INFO L433 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-02-04 15:44:45,248 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 223 transitions. [2018-02-04 15:44:45,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-02-04 15:44:45,248 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:45,248 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2018-02-04 15:44:45,248 INFO L371 AbstractCegarLoop]: === Iteration 24 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:45,248 INFO L82 PathProgramCache]: Analyzing trace with hash 258761967, now seen corresponding path program 1 times [2018-02-04 15:44:45,249 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:45,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:45,283 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:45,926 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-02-04 15:44:45,927 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:45,927 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-02-04 15:44:45,927 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:45,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:45,927 INFO L182 omatonBuilderFactory]: Interpolants [9024#(and (not (= (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) 0)) (not (= (select |#valid| append_~head.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))), 9025#(and (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (not (= append_~head.base |append_#t~malloc0.base|))), 9026#(and (not (= append_~node~0.base append_~head.base)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))), 9027#(and (= 0 (select (select (store |#memory_$Pointer$.offset| append_~node~0.base (store (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 5) 0)) append_~head.base) (+ append_~head.offset 4))) (= 9 (select |#length| (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 5) 0)) append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0)), 9028#(and (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))), 9029#(and (= (select |#length| |append_#t~mem12.base|) 9) (= |append_#t~mem12.offset| 0)), 9003#true, 9004#false, 9005#(= 0 |main_#t~malloc15.offset|), 9006#(= main_~list~0.offset 0), 9007#(and (= main_~list~0.offset 0) (= (select |#valid| |main_#t~malloc18.base|) 1) (= 0 |main_#t~malloc18.offset|)), 9008#(and (= main_~list~0.offset 0) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset)), 9009#(= |#valid| |old(#valid)|), 9010#(= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))), 9011#(and (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9012#(and (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9013#(and (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list2~0.offset)), 9014#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|)), 9015#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= append_~head.base |append_#in~head.base|) (or (and (= 9 (select |#length| |append_#t~malloc0.base|)) (= 0 |append_#t~malloc0.offset|)) (not (= append_~head.offset 0))) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 9016#(and (or (= append_~node~0.base append_~head.base) (and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 append_~node~0.offset) (= append_~head.base |append_#in~head.base|) (= 9 (select |#length| append_~node~0.base))) (not (= append_~head.offset 0))))) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|)))), 9017#(and (or (and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 append_~node~0.offset) (= append_~head.base |append_#in~head.base|) (= 9 (select |#length| append_~node~0.base)) (= (select |#valid| append_~node~0.base) 1)) (not (= append_~head.offset 0)))) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|)))), 9018#(and (or (and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 append_~node~0.offset) (= append_~head.base |append_#in~head.base|) (= 9 (select |#length| append_~node~0.base)) (= (select |#valid| append_~node~0.base) 1)) (not (= append_~head.offset 0))) (= 1 (select |#valid| append_~head.base))) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|)))), 9019#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= |append_#in~head.offset| 0)) (and (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~node~0.base (store (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) (+ (- 0) 4))) (= 9 (select |#length| append_~node~0.base)) (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) (+ (- 0) 4))) (= (select |#valid| append_~node~0.base) 1) (not (= append_~node~0.base |append_#in~head.base|)))), 9020#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 5) 0)) |append_#in~head.base|) (+ (- 0) 4))) (= (select |#valid| |append_#in~head.base|) 1) (= 9 (select |#length| append_~node~0.base)) (= (select |#valid| append_~node~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~node~0.base (store (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 5) 0)) |append_#in~head.base|) (+ (- 0) 4)))) (not (= |append_#in~head.offset| 0))), 9021#(or (and (= (select |#valid| |append_#in~head.base|) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4))) 1) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= |append_#in~head.offset| 0))), 9022#(and (not (= (select |#valid| main_~list2~0.base) 0)) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4))) 0)) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4)))) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ 0 4)))), 9023#(and (= 9 (select |#length| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4)))) (not (= (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4))) 0)) (= 0 |append_#in~head.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ 0 4))) (not (= (select |#valid| |append_#in~head.base|) 0)))] [2018-02-04 15:44:45,927 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-02-04 15:44:45,927 INFO L409 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-02-04 15:44:45,927 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-02-04 15:44:45,928 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=631, Unknown=0, NotChecked=0, Total=702 [2018-02-04 15:44:45,928 INFO L87 Difference]: Start difference. First operand 205 states and 223 transitions. Second operand 27 states. [2018-02-04 15:44:47,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:47,539 INFO L93 Difference]: Finished difference Result 226 states and 243 transitions. [2018-02-04 15:44:47,539 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-02-04 15:44:47,539 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 72 [2018-02-04 15:44:47,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:47,540 INFO L225 Difference]: With dead ends: 226 [2018-02-04 15:44:47,540 INFO L226 Difference]: Without dead ends: 226 [2018-02-04 15:44:47,540 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 402 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=299, Invalid=1771, Unknown=0, NotChecked=0, Total=2070 [2018-02-04 15:44:47,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2018-02-04 15:44:47,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 205. [2018-02-04 15:44:47,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-02-04 15:44:47,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 222 transitions. [2018-02-04 15:44:47,543 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 222 transitions. Word has length 72 [2018-02-04 15:44:47,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:47,543 INFO L432 AbstractCegarLoop]: Abstraction has 205 states and 222 transitions. [2018-02-04 15:44:47,543 INFO L433 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-02-04 15:44:47,543 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 222 transitions. [2018-02-04 15:44:47,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-02-04 15:44:47,543 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:47,543 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:44:47,544 INFO L371 AbstractCegarLoop]: === Iteration 25 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:47,544 INFO L82 PathProgramCache]: Analyzing trace with hash 775300632, now seen corresponding path program 1 times [2018-02-04 15:44:47,544 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:47,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:47,576 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:48,807 WARN L146 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 67 DAG size of output 63 [2018-02-04 15:44:49,126 WARN L143 SmtUtils]: Spent 205ms on a formula simplification that was a NOOP. DAG size: 83 [2018-02-04 15:44:49,365 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-02-04 15:44:49,365 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:49,365 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-02-04 15:44:49,365 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:49,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:49,366 INFO L182 omatonBuilderFactory]: Interpolants [9499#true, 9500#false, 9501#(and (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 9502#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 9503#(and (= (select |#valid| |main_#t~malloc18.base|) 1) (not (= main_~list~0.base |main_#t~malloc18.base|)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 9504#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 9505#(and (= 0 (select (store (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4) 0) main_~list2~0.offset)) (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (store (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4) 0) main_~list2~0.offset))), 9506#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9507#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9508#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 9509#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= append_~head.base |append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9510#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9511#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (or (= 1 (select |#valid| append_~head.base)) (not (= append_~head.offset 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9512#(and (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~head.base (select |#memory_$Pointer$.offset| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base))) (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~head.base (select |#memory_$Pointer$.base| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (not (= append_~head.offset 0)) (= (select |#valid| append_~head.base) 1)) (= append_~head.base |append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9513#(and (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= |append_#in~head.offset| 0)) (and (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) (+ (- 0) 4)))))) (or (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9514#(and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4))))) (not (= |append_#in~head.offset| 0))) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9515#(and (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base main_~list2~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 9516#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9517#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9518#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (or (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) |append_#t~mem12.base|) (not (= append_~head.offset 0))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9519#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (and (or (and (or (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) append_~head.base) (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base)) (or (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|))) (not (= append_~head.offset 0))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)))) (or (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (not (= append_~head.offset 0))))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9520#(and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (not (= |append_#in~head.offset| 0)) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (not (= |append_#in~head.offset| 0)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (not (= |append_#in~head.offset| 0)) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (not (= |append_#in~head.offset| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (not (= |append_#in~head.offset| 0)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (not (= |append_#in~head.offset| 0)) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 9521#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 9522#(and (not (= (select |#valid| |append_#in~head.base|) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) |append_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) |append_#in~head.offset|))), 9523#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (not (= (select |#valid| append_~head.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset))), 9524#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset)) (not (= append_~head.base |append_#t~malloc0.base|))), 9525#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset)) (not (= append_~head.base append_~node~0.base))), 9526#(and (not (= append_~head.base append_~node~0.base)) (= |append_#t~mem2.base| 0) (= 0 |append_#t~mem2.offset|)), 9527#|append_#t~short4|] [2018-02-04 15:44:49,366 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 23 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-02-04 15:44:49,366 INFO L409 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-02-04 15:44:49,366 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-02-04 15:44:49,366 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=724, Unknown=0, NotChecked=0, Total=812 [2018-02-04 15:44:49,366 INFO L87 Difference]: Start difference. First operand 205 states and 222 transitions. Second operand 29 states. [2018-02-04 15:44:49,835 WARN L143 SmtUtils]: Spent 269ms on a formula simplification that was a NOOP. DAG size: 89 [2018-02-04 15:44:50,404 WARN L143 SmtUtils]: Spent 266ms on a formula simplification that was a NOOP. DAG size: 94 [2018-02-04 15:44:52,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:44:52,829 INFO L93 Difference]: Finished difference Result 256 states and 279 transitions. [2018-02-04 15:44:52,830 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-02-04 15:44:52,830 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 74 [2018-02-04 15:44:52,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:44:52,830 INFO L225 Difference]: With dead ends: 256 [2018-02-04 15:44:52,830 INFO L226 Difference]: Without dead ends: 256 [2018-02-04 15:44:52,831 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 10 SyntacticMatches, 6 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 555 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=310, Invalid=2240, Unknown=0, NotChecked=0, Total=2550 [2018-02-04 15:44:52,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2018-02-04 15:44:52,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 209. [2018-02-04 15:44:52,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2018-02-04 15:44:52,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 225 transitions. [2018-02-04 15:44:52,834 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 225 transitions. Word has length 74 [2018-02-04 15:44:52,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:44:52,834 INFO L432 AbstractCegarLoop]: Abstraction has 209 states and 225 transitions. [2018-02-04 15:44:52,834 INFO L433 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-02-04 15:44:52,834 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 225 transitions. [2018-02-04 15:44:52,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-02-04 15:44:52,835 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:44:52,835 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2018-02-04 15:44:52,835 INFO L371 AbstractCegarLoop]: === Iteration 26 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:44:52,835 INFO L82 PathProgramCache]: Analyzing trace with hash 100866139, now seen corresponding path program 2 times [2018-02-04 15:44:52,836 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:44:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:44:52,881 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:44:53,823 WARN L146 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 70 DAG size of output 68 [2018-02-04 15:44:54,154 WARN L146 SmtUtils]: Spent 226ms on a formula simplification. DAG size of input: 79 DAG size of output 79 [2018-02-04 15:44:54,830 WARN L146 SmtUtils]: Spent 192ms on a formula simplification. DAG size of input: 83 DAG size of output 78 [2018-02-04 15:44:55,840 WARN L146 SmtUtils]: Spent 793ms on a formula simplification. DAG size of input: 116 DAG size of output 116 [2018-02-04 15:44:56,260 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 15:44:56,260 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:44:56,260 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-02-04 15:44:56,260 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:44:56,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:44:56,261 INFO L182 omatonBuilderFactory]: Interpolants [10048#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (and (= 0 append_~node~0.offset) (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (= append_~head.base append_~node~0.base))) (not (= append_~head.offset 0))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10049#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= 1 (select |#valid| append_~head.base)) (or (and (= 0 append_~node~0.offset) (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (= append_~head.base append_~node~0.base))) (not (= append_~head.offset 0))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10050#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (or (and (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~head.base (select |#memory_$Pointer$.offset| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~head.base (select |#memory_$Pointer$.base| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (and (= 0 append_~node~0.offset) (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (= append_~head.base append_~node~0.base)) (= (select |#valid| append_~head.base) 1)) (not (= append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10051#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (or (not (= |append_#in~head.offset| 0)) (and (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~node~0.base (store (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) (+ (- 0) 4))))) (or (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10052#(and (or (not (= |append_#in~head.offset| 0)) (and (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ (- 0) 4)))) (= 0 (select |old(#valid)| |append_#in~head.base|))) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10053#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list2~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4)))), 10054#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (or (and (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0)))), 10055#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (or (and (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10056#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (not (= append_~head.offset 0))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10057#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (or (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (or (= append_~head.base |append_#t~mem12.base|) (= |append_#t~mem12.offset| 0) (= (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4)) |append_#t~mem12.offset|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (not (= append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10058#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (and (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (and (or (= (select |#memory_$Pointer$.offset| append_~head.base) (select |old(#memory_$Pointer$.offset)| append_~head.base)) (= append_~node~0.base append_~head.base)) (or (<= 9 (select |#length| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))) (not (= (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4)) 0)))))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (and (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (not (= (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4)) 0)) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|) (<= 9 (select |#length| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))))) (not (= append_~head.offset 0))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10059#(and (or (and (or (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0)) (<= 9 (select |#length| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (or (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (<= 9 (select |#length| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0)))) (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (<= 9 (select |#length| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0)))) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (<= 9 (select |#length| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0)))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (<= 9 (select |#length| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0))) (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (<= 9 (select |#length| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (not (= |append_#in~head.offset| 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 10060#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4))) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ 0 4)))), 10061#(and (= 0 |append_#in~head.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ 0 4))) (not (= (select |#valid| |append_#in~head.base|) 0)) (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4)))), 10062#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (not (= (select |#valid| append_~head.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0)), 10063#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (not (= append_~head.base |append_#t~malloc0.base|))), 10064#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0)), 10065#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= |append_#t~mem3.offset| (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) (= |append_#t~mem3.base| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))), 10066#(and (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) |append_#t~short4|), 10037#true, 10038#false, 10039#(and (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 10040#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 10041#(and (= (select |#valid| |main_#t~malloc18.base|) 1) (= 0 |main_#t~malloc18.offset|) (not (= main_~list~0.base |main_#t~malloc18.base|)) (= 0 main_~list~0.offset) (= 8 (select |#length| |main_#t~malloc18.base|)) (= (select |#valid| main_~list~0.base) 1)), 10042#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= 8 (select |#length| main_~list2~0.base)) (= 0 main_~list2~0.offset) (= (select |#valid| main_~list~0.base) 1)), 10043#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= 8 (select |#length| main_~list2~0.base)) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 10044#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 10045#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|)), 10046#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |append_#t~malloc0.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 10047#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (or (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (and (= 0 append_~node~0.offset) (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (= append_~head.base append_~node~0.base)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))] [2018-02-04 15:44:56,261 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 15:44:56,261 INFO L409 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-02-04 15:44:56,261 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-02-04 15:44:56,261 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=778, Unknown=0, NotChecked=0, Total=870 [2018-02-04 15:44:56,261 INFO L87 Difference]: Start difference. First operand 209 states and 225 transitions. Second operand 30 states. [2018-02-04 15:44:56,958 WARN L143 SmtUtils]: Spent 431ms on a formula simplification that was a NOOP. DAG size: 122 [2018-02-04 15:44:57,898 WARN L143 SmtUtils]: Spent 566ms on a formula simplification that was a NOOP. DAG size: 127 [2018-02-04 15:44:59,273 WARN L146 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 91 DAG size of output 71 [2018-02-04 15:45:00,156 WARN L146 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 98 DAG size of output 72 [2018-02-04 15:45:00,487 WARN L146 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 83 DAG size of output 68 [2018-02-04 15:45:00,679 WARN L146 SmtUtils]: Spent 135ms on a formula simplification. DAG size of input: 124 DAG size of output 65 [2018-02-04 15:45:00,870 WARN L146 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 85 DAG size of output 68 [2018-02-04 15:45:01,264 WARN L146 SmtUtils]: Spent 120ms on a formula simplification. DAG size of input: 109 DAG size of output 66 [2018-02-04 15:45:01,582 WARN L146 SmtUtils]: Spent 140ms on a formula simplification. DAG size of input: 113 DAG size of output 72 [2018-02-04 15:45:01,895 WARN L146 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 112 DAG size of output 68 [2018-02-04 15:45:02,216 WARN L146 SmtUtils]: Spent 226ms on a formula simplification. DAG size of input: 94 DAG size of output 77 [2018-02-04 15:45:02,987 WARN L146 SmtUtils]: Spent 102ms on a formula simplification. DAG size of input: 85 DAG size of output 59 [2018-02-04 15:45:04,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:45:04,233 INFO L93 Difference]: Finished difference Result 293 states and 314 transitions. [2018-02-04 15:45:04,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-02-04 15:45:04,234 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 76 [2018-02-04 15:45:04,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:45:04,235 INFO L225 Difference]: With dead ends: 293 [2018-02-04 15:45:04,235 INFO L226 Difference]: Without dead ends: 293 [2018-02-04 15:45:04,236 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 8 SyntacticMatches, 8 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 863 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=474, Invalid=3558, Unknown=0, NotChecked=0, Total=4032 [2018-02-04 15:45:04,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2018-02-04 15:45:04,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 214. [2018-02-04 15:45:04,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2018-02-04 15:45:04,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 230 transitions. [2018-02-04 15:45:04,238 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 230 transitions. Word has length 76 [2018-02-04 15:45:04,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:45:04,238 INFO L432 AbstractCegarLoop]: Abstraction has 214 states and 230 transitions. [2018-02-04 15:45:04,238 INFO L433 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-02-04 15:45:04,238 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 230 transitions. [2018-02-04 15:45:04,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-02-04 15:45:04,239 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:45:04,239 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:45:04,239 INFO L371 AbstractCegarLoop]: === Iteration 27 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:45:04,239 INFO L82 PathProgramCache]: Analyzing trace with hash 1170955849, now seen corresponding path program 2 times [2018-02-04 15:45:04,239 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:45:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:45:04,247 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:45:04,284 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-02-04 15:45:04,284 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:45:04,284 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2018-02-04 15:45:04,284 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:45:04,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 15:45:04,284 INFO L182 omatonBuilderFactory]: Interpolants [10642#true, 10643#false, 10644#(= main_~c~0 0), 10645#(<= main_~c~0 1), 10646#(<= main_~c~0 2)] [2018-02-04 15:45:04,284 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-02-04 15:45:04,284 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-04 15:45:04,285 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-04 15:45:04,285 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-02-04 15:45:04,285 INFO L87 Difference]: Start difference. First operand 214 states and 230 transitions. Second operand 5 states. [2018-02-04 15:45:04,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:45:04,304 INFO L93 Difference]: Finished difference Result 244 states and 258 transitions. [2018-02-04 15:45:04,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-04 15:45:04,304 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2018-02-04 15:45:04,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:45:04,305 INFO L225 Difference]: With dead ends: 244 [2018-02-04 15:45:04,305 INFO L226 Difference]: Without dead ends: 244 [2018-02-04 15:45:04,305 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-02-04 15:45:04,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-02-04 15:45:04,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 225. [2018-02-04 15:45:04,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2018-02-04 15:45:04,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 246 transitions. [2018-02-04 15:45:04,309 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 246 transitions. Word has length 78 [2018-02-04 15:45:04,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:45:04,309 INFO L432 AbstractCegarLoop]: Abstraction has 225 states and 246 transitions. [2018-02-04 15:45:04,309 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-04 15:45:04,309 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 246 transitions. [2018-02-04 15:45:04,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-02-04 15:45:04,309 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:45:04,309 INFO L351 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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, 1, 1, 1] [2018-02-04 15:45:04,309 INFO L371 AbstractCegarLoop]: === Iteration 28 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:45:04,310 INFO L82 PathProgramCache]: Analyzing trace with hash -416484548, now seen corresponding path program 3 times [2018-02-04 15:45:04,310 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:45:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:45:04,404 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:45:05,513 WARN L146 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 70 DAG size of output 70 [2018-02-04 15:45:06,077 WARN L146 SmtUtils]: Spent 162ms on a formula simplification. DAG size of input: 69 DAG size of output 65 [2018-02-04 15:45:06,760 WARN L146 SmtUtils]: Spent 534ms on a formula simplification. DAG size of input: 92 DAG size of output 92 [2018-02-04 15:45:07,719 WARN L146 SmtUtils]: Spent 136ms on a formula simplification. DAG size of input: 62 DAG size of output 54 [2018-02-04 15:45:08,176 WARN L143 SmtUtils]: Spent 225ms on a formula simplification that was a NOOP. DAG size: 84 [2018-02-04 15:45:08,993 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 15 proven. 62 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-02-04 15:45:08,993 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:45:08,993 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-02-04 15:45:08,993 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:45:08,993 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-02-04 15:45:08,994 INFO L182 omatonBuilderFactory]: Interpolants [11136#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (or (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) |append_#t~mem12.base|) (= append_~head.base |append_#t~mem12.base|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (not (= append_~head.offset 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= (select |#valid| append_~head.base) 1) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11137#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (not (= append_~head.offset 0)) (and (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (= append_~head.base |append_#in~head.base|) (or (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (and (or (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) append_~head.base) (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base)) (or (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= (select |#valid| append_~head.base) 1) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11138#(and (or (and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select |#valid| |append_#in~head.base|) 1) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (not (= |append_#in~head.offset| 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11139#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0)))), 11140#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (not (= append_~head.offset 0)) (and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 11141#(and (or (not (= append_~head.offset 0)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0))), 11142#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 11143#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (not (= append_~head.offset 0)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (or (and (or (not (= append_~head.base append_~node~0.base)) (= append_~node~0.base |append_#in~head.base|)) (or (and (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) |append_#t~mem12.base|) (= append_~head.base |append_#in~head.base|)) (= append_~head.base append_~node~0.base))) (= append_~head.base |append_#t~mem12.base|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (= |append_#t~mem12.base| |append_#in~head.base|) (not (= append_~head.base |append_#t~mem12.base|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 11144#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select (select |old(#memory_$Pointer$.base)| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|) (= append_~head.base append_~node~0.base)) (or (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= append_~head.base append_~node~0.base)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 11145#(or (and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |append_#in~head.offset| 0))), 11146#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 11147#(and (not (= (select |#valid| |append_#in~head.base|) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) |append_#in~head.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) |append_#in~head.offset|))), 11148#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (not (= (select |#valid| append_~head.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset))), 11149#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset)) (not (= append_~head.base |append_#t~malloc0.base|))), 11150#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset)) (not (= append_~head.base append_~node~0.base))), 11151#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset))), 11152#(and (= |append_#t~mem2.base| 0) (= 0 |append_#t~mem2.offset|)), 11153#|append_#t~short4|, 11116#true, 11117#false, 11118#(and (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 11119#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 11120#(and (= (select |#valid| |main_#t~malloc18.base|) 1) (not (= main_~list~0.base |main_#t~malloc18.base|)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 11121#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= (select |#valid| main_~list~0.base) 1)), 11122#(and (= 0 (select (store (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4) 0) main_~list2~0.offset)) (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= (select |#valid| main_~list~0.base) 1) (= 0 (select (store (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4) 0) main_~list2~0.offset))), 11123#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11124#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |#valid| |old(#valid)|) (or (and (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0)))), 11125#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 11126#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (or (and (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11127#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (or (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (not (= append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11128#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= 1 (select |#valid| append_~head.base))) (not (= append_~head.offset 0))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11129#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (not (= append_~head.offset 0)) (and (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~head.base (select |#memory_$Pointer$.offset| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~head.base (select |#memory_$Pointer$.base| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= append_~head.base |append_#in~head.base|) (= (select |#valid| append_~head.base) 1))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11130#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (not (= |append_#in~head.offset| 0)) (and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) (+ (- 0) 4))))) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11131#(and (or (and (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)))))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|))) (not (= |append_#in~head.offset| 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11132#(and (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= main_~list~0.base main_~list2~0.base)) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 11133#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11134#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (not (= append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11135#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (not (= append_~head.offset 0))) (= (select |#valid| append_~head.base) 1) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))] [2018-02-04 15:45:08,994 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 15 proven. 62 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-02-04 15:45:08,994 INFO L409 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-02-04 15:45:08,995 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-02-04 15:45:08,995 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=132, Invalid=1274, Unknown=0, NotChecked=0, Total=1406 [2018-02-04 15:45:08,995 INFO L87 Difference]: Start difference. First operand 225 states and 246 transitions. Second operand 38 states. [2018-02-04 15:45:09,511 WARN L143 SmtUtils]: Spent 245ms on a formula simplification that was a NOOP. DAG size: 91 [2018-02-04 15:45:10,112 WARN L143 SmtUtils]: Spent 281ms on a formula simplification that was a NOOP. DAG size: 96 [2018-02-04 15:45:11,756 WARN L146 SmtUtils]: Spent 193ms on a formula simplification. DAG size of input: 160 DAG size of output 64 [2018-02-04 15:45:12,017 WARN L146 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 96 DAG size of output 59 [2018-02-04 15:45:13,213 WARN L146 SmtUtils]: Spent 166ms on a formula simplification. DAG size of input: 74 DAG size of output 68 [2018-02-04 15:45:14,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:45:14,303 INFO L93 Difference]: Finished difference Result 247 states and 268 transitions. [2018-02-04 15:45:14,304 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-02-04 15:45:14,304 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 96 [2018-02-04 15:45:14,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:45:14,305 INFO L225 Difference]: With dead ends: 247 [2018-02-04 15:45:14,305 INFO L226 Difference]: Without dead ends: 247 [2018-02-04 15:45:14,305 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 9 SyntacticMatches, 11 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 821 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=424, Invalid=3482, Unknown=0, NotChecked=0, Total=3906 [2018-02-04 15:45:14,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2018-02-04 15:45:14,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 224. [2018-02-04 15:45:14,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2018-02-04 15:45:14,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 244 transitions. [2018-02-04 15:45:14,308 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 244 transitions. Word has length 96 [2018-02-04 15:45:14,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:45:14,308 INFO L432 AbstractCegarLoop]: Abstraction has 224 states and 244 transitions. [2018-02-04 15:45:14,308 INFO L433 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-02-04 15:45:14,308 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 244 transitions. [2018-02-04 15:45:14,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-02-04 15:45:14,308 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:45:14,309 INFO L351 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:45:14,309 INFO L371 AbstractCegarLoop]: === Iteration 29 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:45:14,309 INFO L82 PathProgramCache]: Analyzing trace with hash -1810384701, now seen corresponding path program 3 times [2018-02-04 15:45:14,309 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:45:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:45:14,324 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:45:14,401 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-02-04 15:45:14,401 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:45:14,401 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-02-04 15:45:14,401 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:45:14,401 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-02-04 15:45:14,402 INFO L182 omatonBuilderFactory]: Interpolants [11680#(<= main_~c~0 3), 11675#true, 11676#false, 11677#(= main_~c~0 0), 11678#(<= main_~c~0 1), 11679#(<= main_~c~0 2)] [2018-02-04 15:45:14,402 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-02-04 15:45:14,402 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-04 15:45:14,402 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-04 15:45:14,402 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-02-04 15:45:14,402 INFO L87 Difference]: Start difference. First operand 224 states and 244 transitions. Second operand 6 states. [2018-02-04 15:45:14,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:45:14,421 INFO L93 Difference]: Finished difference Result 258 states and 272 transitions. [2018-02-04 15:45:14,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 15:45:14,422 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2018-02-04 15:45:14,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:45:14,422 INFO L225 Difference]: With dead ends: 258 [2018-02-04 15:45:14,422 INFO L226 Difference]: Without dead ends: 258 [2018-02-04 15:45:14,423 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-02-04 15:45:14,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2018-02-04 15:45:14,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 235. [2018-02-04 15:45:14,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2018-02-04 15:45:14,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 260 transitions. [2018-02-04 15:45:14,427 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 260 transitions. Word has length 98 [2018-02-04 15:45:14,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:45:14,427 INFO L432 AbstractCegarLoop]: Abstraction has 235 states and 260 transitions. [2018-02-04 15:45:14,427 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-04 15:45:14,428 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 260 transitions. [2018-02-04 15:45:14,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-02-04 15:45:14,428 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:45:14,428 INFO L351 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 15:45:14,429 INFO L371 AbstractCegarLoop]: === Iteration 30 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:45:14,429 INFO L82 PathProgramCache]: Analyzing trace with hash 1551576191, now seen corresponding path program 4 times [2018-02-04 15:45:14,429 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:45:14,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:45:14,532 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:45:16,008 WARN L146 SmtUtils]: Spent 178ms on a formula simplification. DAG size of input: 70 DAG size of output 68 [2018-02-04 15:45:16,518 WARN L146 SmtUtils]: Spent 157ms on a formula simplification. DAG size of input: 66 DAG size of output 62 [2018-02-04 15:45:16,901 WARN L143 SmtUtils]: Spent 223ms on a formula simplification that was a NOOP. DAG size: 85 [2018-02-04 15:45:17,623 WARN L146 SmtUtils]: Spent 187ms on a formula simplification. DAG size of input: 78 DAG size of output 74 [2018-02-04 15:45:18,814 WARN L146 SmtUtils]: Spent 871ms on a formula simplification. DAG size of input: 127 DAG size of output 118 [2018-02-04 15:45:20,021 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-02-04 15:45:20,021 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:45:20,021 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-02-04 15:45:20,021 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:45:20,022 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-02-04 15:45:20,022 INFO L182 omatonBuilderFactory]: Interpolants [12174#true, 12175#false, 12176#(and (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 12177#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 12178#(and (= (select |#valid| |main_#t~malloc18.base|) 1) (= 0 |main_#t~malloc18.offset|) (not (= main_~list~0.base |main_#t~malloc18.base|)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 12179#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= main_~list2~0.offset 0) (= (select |#valid| main_~list~0.base) 1)), 12180#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list~0.offset) (= main_~list2~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 12181#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12182#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |#valid| |old(#valid)|) (or (and (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0)))), 12183#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 12184#(and (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12185#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (not (= append_~head.offset 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12186#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= 1 (select |#valid| append_~head.base))) (not (= append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12187#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~head.base (select |#memory_$Pointer$.offset| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base))) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~head.base (select |#memory_$Pointer$.base| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= append_~head.base |append_#in~head.base|) (= (select |#valid| append_~head.base) 1)) (not (= append_~head.offset 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12188#(and (or (and (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) (+ (- 0) 4)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))))) (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= |append_#in~head.offset| 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12189#(and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (select |#valid| |append_#in~head.base|) 1) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|))) (not (= |append_#in~head.offset| 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12190#(and (= main_~list~0.offset 0) (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= (select |#valid| main_~list2~0.base) 0)) (= main_~list2~0.offset 0) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4)))), 12191#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 12192#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.base |append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 12193#(and (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0))), 12194#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) |append_#t~mem12.base|) (= append_~head.base |append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 12195#(and (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.base |append_#in~head.base|) (or (= (select (select |old(#memory_$Pointer$.base)| append_~head.base) (+ append_~head.offset 4)) |append_#in~head.base|) (= append_~node~0.base append_~head.base) (and (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base) (= (select (select |old(#memory_$Pointer$.base)| append_~head.base) (+ append_~head.offset 4)) append_~head.base))) (not (= append_~head.offset 0))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0))), 12196#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) |append_#in~head.base|) (not (= |append_#in~head.offset| 0))), 12197#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (not (= (select |#valid| main_~list2~0.base) 0)) (= main_~list2~0.offset 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4)))), 12198#(and (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12199#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |append_#t~malloc0.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12200#(and (= 0 append_~node~0.offset) (= 0 (select |old(#valid)| append_~node~0.base)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12201#(and (= 0 append_~node~0.offset) (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= 1 (select |#valid| append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12202#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (or (= 0 append_~node~0.offset) (= append_~head.base |append_#t~mem12.base|)) (or (= append_~head.base |append_#t~mem12.base|) (= 1 (select |#valid| append_~node~0.base))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12203#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (and (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~head.base (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (select (store |#memory_$Pointer$.base| append_~head.base (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))))) (= (select (store |#memory_$Pointer$.base| append_~head.base (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (store (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (select (store |#memory_$Pointer$.base| append_~head.base (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))) (select (select (store |#memory_$Pointer$.base| append_~head.base (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (select (store |#memory_$Pointer$.base| append_~head.base (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))))) (= 1 (select |#valid| append_~node~0.base)))) (or (= append_~node~0.base (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (and (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))) (select (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))))) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))) (or (= (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))))))) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= append_~head.base |append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12204#(and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (and (= (store (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (and (= (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (store (select |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (select (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (and (or (= (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))))))) (= (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (store (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (select (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))))))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|) (and (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (or (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (= (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)))))) (or (and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))))) (= (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (store (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (select (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))))) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12205#(and (not (= (select |#valid| main_~list2~0.base) 0)) (= main_~list2~0.offset 0) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ 0 4)))), 12206#(and (= 0 |append_#in~head.offset|) (or (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4))))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ 0 4))) (not (= (select |#valid| |append_#in~head.base|) 0))), 12207#(and (not (= (select |#valid| append_~head.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (or (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))) (= append_~head.offset 0)), 12208#(and (or (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= |append_#t~malloc0.base| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (not (= append_~head.base |append_#t~malloc0.base|))), 12209#(and (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) (or (= append_~node~0.base (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))))), 12210#(and (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (not (= append_~head.base append_~node~0.base)) (or (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))) (= append_~head.offset 0) (= 1 (select |#valid| append_~node~0.base))), 12211#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= 0 |append_#t~mem3.base|)) (= |append_#t~mem3.offset| (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) (= 1 (select |#valid| append_~node~0.base))), 12212#(and (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (not (= append_~head.base append_~node~0.base)) (= 1 (select |#valid| append_~node~0.base))) |append_#t~short4|) (= append_~head.offset 0)), 12213#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) (= 1 (select |#valid| append_~node~0.base))), 12214#(and (not (= append_~head.base append_~node~0.base)) (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 5) 0)) append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0)), 12215#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0)), 12216#(= 1 (select |#valid| |append_#t~mem12.base|))] [2018-02-04 15:45:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-02-04 15:45:20,023 INFO L409 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-02-04 15:45:20,023 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-02-04 15:45:20,023 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1664, Unknown=0, NotChecked=0, Total=1806 [2018-02-04 15:45:20,023 INFO L87 Difference]: Start difference. First operand 235 states and 260 transitions. Second operand 43 states. [2018-02-04 15:45:21,516 WARN L146 SmtUtils]: Spent 1107ms on a formula simplification. DAG size of input: 151 DAG size of output 151 [2018-02-04 15:45:23,415 WARN L146 SmtUtils]: Spent 1343ms on a formula simplification. DAG size of input: 156 DAG size of output 156 [2018-02-04 15:45:25,231 WARN L146 SmtUtils]: Spent 282ms on a formula simplification. DAG size of input: 88 DAG size of output 88 [2018-02-04 15:45:26,729 WARN L146 SmtUtils]: Spent 1140ms on a formula simplification. DAG size of input: 178 DAG size of output 159 [2018-02-04 15:45:27,806 WARN L146 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 168 DAG size of output 48 [2018-02-04 15:45:29,552 WARN L146 SmtUtils]: Spent 308ms on a formula simplification. DAG size of input: 98 DAG size of output 98 [2018-02-04 15:45:30,045 WARN L146 SmtUtils]: Spent 317ms on a formula simplification. DAG size of input: 95 DAG size of output 95 [2018-02-04 15:45:31,722 WARN L146 SmtUtils]: Spent 1116ms on a formula simplification. DAG size of input: 146 DAG size of output 146 [2018-02-04 15:45:33,195 WARN L146 SmtUtils]: Spent 302ms on a formula simplification. DAG size of input: 128 DAG size of output 102 [2018-02-04 15:45:33,554 WARN L146 SmtUtils]: Spent 271ms on a formula simplification. DAG size of input: 125 DAG size of output 99 [2018-02-04 15:45:35,114 WARN L146 SmtUtils]: Spent 1184ms on a formula simplification. DAG size of input: 159 DAG size of output 159 [2018-02-04 15:45:36,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:45:36,239 INFO L93 Difference]: Finished difference Result 259 states and 287 transitions. [2018-02-04 15:45:36,240 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2018-02-04 15:45:36,240 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 98 [2018-02-04 15:45:36,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:45:36,240 INFO L225 Difference]: With dead ends: 259 [2018-02-04 15:45:36,240 INFO L226 Difference]: Without dead ends: 259 [2018-02-04 15:45:36,242 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 9 SyntacticMatches, 7 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1398 ImplicationChecksByTransitivity, 16.7s TimeCoverageRelationStatistics Valid=636, Invalid=5370, Unknown=0, NotChecked=0, Total=6006 [2018-02-04 15:45:36,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-02-04 15:45:36,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 234. [2018-02-04 15:45:36,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2018-02-04 15:45:36,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 259 transitions. [2018-02-04 15:45:36,246 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 259 transitions. Word has length 98 [2018-02-04 15:45:36,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:45:36,246 INFO L432 AbstractCegarLoop]: Abstraction has 234 states and 259 transitions. [2018-02-04 15:45:36,246 INFO L433 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-02-04 15:45:36,247 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 259 transitions. [2018-02-04 15:45:36,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-02-04 15:45:36,248 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:45:36,248 INFO L351 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 15:45:36,248 INFO L371 AbstractCegarLoop]: === Iteration 31 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:45:36,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1551576192, now seen corresponding path program 1 times [2018-02-04 15:45:36,249 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:45:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:45:36,341 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:45:38,452 WARN L146 SmtUtils]: Spent 146ms on a formula simplification. DAG size of input: 79 DAG size of output 70 [2018-02-04 15:45:38,776 WARN L146 SmtUtils]: Spent 204ms on a formula simplification. DAG size of input: 86 DAG size of output 78 [2018-02-04 15:45:39,510 WARN L146 SmtUtils]: Spent 237ms on a formula simplification. DAG size of input: 90 DAG size of output 82 [2018-02-04 15:45:40,780 WARN L146 SmtUtils]: Spent 899ms on a formula simplification. DAG size of input: 125 DAG size of output 114 [2018-02-04 15:45:42,174 WARN L146 SmtUtils]: Spent 195ms on a formula simplification. DAG size of input: 87 DAG size of output 80 [2018-02-04 15:45:43,951 WARN L146 SmtUtils]: Spent 1371ms on a formula simplification. DAG size of input: 141 DAG size of output 130 [2018-02-04 15:45:45,694 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-02-04 15:45:45,694 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:45:45,695 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2018-02-04 15:45:45,695 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:45:45,695 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-02-04 15:45:45,696 INFO L182 omatonBuilderFactory]: Interpolants [12800#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (= append_~head.base |append_#t~mem12.base|) (and (= 0 append_~node~0.offset) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) |append_#t~mem12.base|) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |append_#in~head.base| append_~head.base) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (and (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base)) (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) |append_#in~head.base|)) (not (= append_~head.base |append_#t~mem12.base|)))) (not (= append_~head.offset 0)))), 12801#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= append_~head.base |append_#in~head.base|) (or (= (select (select |old(#memory_$Pointer$.base)| append_~head.base) (+ append_~head.offset 4)) |append_#in~head.base|) (= append_~node~0.base append_~head.base))) (and (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (and (not (= |append_#in~head.base| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))) (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))) (select (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))))) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))))))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (or (and (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 12802#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) |append_#in~head.base|) (not (= |append_#in~head.offset| 0)) (and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (and (= (store (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (and (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)))) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (and (or (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (= (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)))) (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)))) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))), 12803#(and (= main_~list~0.offset 0) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (not (= (select |#valid| main_~list2~0.base) 0)) (= main_~list2~0.offset 0) (not (= (select |#length| main_~list2~0.base) 9)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4)))), 12804#(and (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12805#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= 9 (select |#length| |append_#t~malloc0.base|)) (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |append_#t~malloc0.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12806#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= append_~node~0.offset 0) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= 9 (select |#length| append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12807#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= append_~node~0.offset 0) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= 9 (select |#length| append_~node~0.base)) (= 1 (select |#valid| append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12808#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= append_~node~0.offset 0) (= append_~head.base |append_#in~head.base|) (= 9 (select |#length| append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12809#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (and (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~head.base (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (select (store |#memory_$Pointer$.base| append_~head.base (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))))) (= (select (store |#memory_$Pointer$.base| append_~head.base (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (store (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (select (store |#memory_$Pointer$.base| append_~head.base (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))) (select (select (store |#memory_$Pointer$.base| append_~head.base (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (select (store |#memory_$Pointer$.base| append_~head.base (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))))))) (= append_~node~0.offset 0) (or (= append_~node~0.base (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (and (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))) (select (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))))) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))) (or (= (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (select (store |#memory_$Pointer$.offset| append_~head.base (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|))))))) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= append_~head.base |append_#in~head.base|) (= 9 (select |#length| append_~node~0.base)) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12810#(and (or (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 9 (select |#length| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (and (= (store (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)))))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 9 (select |#length| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (and (<= 9 (select |#length| (select (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))))) (= (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (store (select |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (select (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (and (<= 9 (select |#length| (select (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))))) (= (store (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (select (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))))) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 9 (select |#length| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|)) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (and (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)))) (and (= 9 (select |#length| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 9 (select |#length| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (and (<= 9 (select |#length| (select (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))))) (= (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (store (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (select (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (@diff (select |old(#memory_$Pointer$.base)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))))))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (or (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|) (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 9 (select |#length| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (and (= (store (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (or (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (@diff (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))))) (= (select |old(#memory_$Pointer$.offset)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)))))) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12811#(and (not (= (select |#valid| main_~list2~0.base) 0)) (= main_~list2~0.offset 0) (or (<= 9 (select |#length| (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ 0 4)))), 12812#(and (= 0 |append_#in~head.offset|) (or (<= 9 (select |#length| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4)))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ 0 4))) (not (= (select |#valid| |append_#in~head.base|) 0))), 12813#(and (not (= (select |#valid| append_~head.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (or (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (<= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))) (= append_~head.offset 0)), 12814#(and (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (or (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (<= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))) (= append_~head.offset 0) (not (= append_~head.base |append_#t~malloc0.base|))), 12815#(and (not (= append_~node~0.base append_~head.base)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (or (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (<= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))) (= append_~head.offset 0)), 12816#(and (= |append_#t~mem3.offset| (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (not (= append_~head.base append_~node~0.base)) (or (<= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= 0 |append_#t~mem3.base|)) (= append_~head.offset 0)), 12817#(and (or (and (<= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4)))) |append_#t~short4|) (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0)), 12818#(and (<= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (not (= append_~head.base append_~node~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0)), 12819#(and (<= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0)), 12820#(and (= |append_#t~mem12.offset| 0) (<= 9 (select |#length| |append_#t~mem12.base|))), 12780#true, 12781#false, 12782#(and (= 8 (select |#length| |main_#t~malloc15.base|)) (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 12783#(and (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 12784#(and (= (select |#valid| |main_#t~malloc18.base|) 1) (<= (select |#length| main_~list~0.base) 8) (not (= main_~list~0.base |main_#t~malloc18.base|)) (= 0 main_~list~0.offset) (= 0 |main_#t~malloc18.offset|) (= (select |#length| |main_#t~malloc18.base|) (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 12785#(and (not (= main_~list~0.base main_~list2~0.base)) (<= (select |#length| main_~list~0.base) 8) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list~0.offset) (= main_~list2~0.offset 0) (= (select |#length| main_~list2~0.base) (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 12786#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (<= (select |#length| main_~list~0.base) 8) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= main_~list2~0.offset 0) (= (select |#length| main_~list2~0.base) (select |#length| main_~list~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4))) (= (select |#valid| main_~list~0.base) 1)), 12787#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12788#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |#valid| |old(#valid)|) (or (and (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0)))), 12789#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (or (and (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0)))), 12790#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (and (or (= append_~head.base append_~node~0.base) (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base)))) (not (= append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12791#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (= append_~head.base append_~node~0.base)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base)))) (not (= append_~head.offset 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12792#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (= append_~head.base append_~node~0.base)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base))) (= 1 (select |#valid| append_~head.base))) (not (= append_~head.offset 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12793#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (and (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~head.base (select |#memory_$Pointer$.offset| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base))) (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~head.base (select |#memory_$Pointer$.base| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= append_~head.base |append_#in~head.base|)) (= append_~head.base append_~node~0.base)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base))) (= (select |#valid| append_~head.base) 1)) (not (= append_~head.offset 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12794#(and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) (+ (- 0) 4)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))))) (not (= |append_#in~head.offset| 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12795#(and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= (select |#valid| |append_#in~head.base|) 1) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|))) (not (= |append_#in~head.offset| 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12796#(and (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (not (= main_~list~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list~0.offset) (not (= (select |#length| main_~list2~0.base) 9)) (= main_~list2~0.offset 0) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4)))), 12797#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= 0 |append_#t~malloc0.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 12798#(and (or (and (= 0 append_~node~0.offset) (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0))) (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0))), 12799#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 append_~node~0.offset) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (or (= append_~node~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0))))] [2018-02-04 15:45:45,696 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-02-04 15:45:45,696 INFO L409 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-02-04 15:45:45,696 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-02-04 15:45:45,696 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=1519, Unknown=0, NotChecked=0, Total=1640 [2018-02-04 15:45:45,697 INFO L87 Difference]: Start difference. First operand 234 states and 259 transitions. Second operand 41 states. [2018-02-04 15:45:48,679 WARN L146 SmtUtils]: Spent 2303ms on a formula simplification. DAG size of input: 180 DAG size of output 180 [2018-02-04 15:45:51,658 WARN L146 SmtUtils]: Spent 2174ms on a formula simplification. DAG size of input: 187 DAG size of output 187 [2018-02-04 15:45:53,753 WARN L146 SmtUtils]: Spent 343ms on a formula simplification. DAG size of input: 107 DAG size of output 107 [2018-02-04 15:45:56,396 WARN L146 SmtUtils]: Spent 1944ms on a formula simplification. DAG size of input: 198 DAG size of output 179 [2018-02-04 15:45:57,001 WARN L146 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 93 DAG size of output 74 [2018-02-04 15:45:57,798 WARN L146 SmtUtils]: Spent 178ms on a formula simplification. DAG size of input: 184 DAG size of output 56 [2018-02-04 15:45:58,001 WARN L146 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 118 DAG size of output 70 [2018-02-04 15:45:58,193 WARN L146 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 101 DAG size of output 67 [2018-02-04 15:45:58,374 WARN L146 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 102 DAG size of output 66 [2018-02-04 15:45:58,594 WARN L146 SmtUtils]: Spent 143ms on a formula simplification. DAG size of input: 105 DAG size of output 68 [2018-02-04 15:45:58,881 WARN L146 SmtUtils]: Spent 149ms on a formula simplification. DAG size of input: 110 DAG size of output 75 [2018-02-04 15:45:59,424 WARN L146 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 135 DAG size of output 74 [2018-02-04 15:45:59,633 WARN L146 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 90 DAG size of output 61 [2018-02-04 15:46:00,122 WARN L146 SmtUtils]: Spent 209ms on a formula simplification. DAG size of input: 150 DAG size of output 86 [2018-02-04 15:46:00,820 WARN L146 SmtUtils]: Spent 425ms on a formula simplification. DAG size of input: 109 DAG size of output 107 [2018-02-04 15:46:03,911 WARN L146 SmtUtils]: Spent 2219ms on a formula simplification. DAG size of input: 172 DAG size of output 172 [2018-02-04 15:46:04,685 WARN L146 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 117 DAG size of output 69 [2018-02-04 15:46:05,395 WARN L146 SmtUtils]: Spent 458ms on a formula simplification. DAG size of input: 136 DAG size of output 122 [2018-02-04 15:46:05,602 WARN L146 SmtUtils]: Spent 131ms on a formula simplification. DAG size of input: 120 DAG size of output 69 [2018-02-04 15:46:06,371 WARN L146 SmtUtils]: Spent 494ms on a formula simplification. DAG size of input: 142 DAG size of output 123 [2018-02-04 15:46:09,450 WARN L146 SmtUtils]: Spent 2458ms on a formula simplification. DAG size of input: 208 DAG size of output 204 [2018-02-04 15:46:10,161 WARN L146 SmtUtils]: Spent 501ms on a formula simplification. DAG size of input: 137 DAG size of output 118 [2018-02-04 15:46:12,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:46:12,248 INFO L93 Difference]: Finished difference Result 398 states and 445 transitions. [2018-02-04 15:46:12,248 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2018-02-04 15:46:12,248 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 98 [2018-02-04 15:46:12,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:46:12,249 INFO L225 Difference]: With dead ends: 398 [2018-02-04 15:46:12,249 INFO L226 Difference]: Without dead ends: 398 [2018-02-04 15:46:12,250 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 7 SyntacticMatches, 10 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1096 ImplicationChecksByTransitivity, 29.1s TimeCoverageRelationStatistics Valid=647, Invalid=5205, Unknown=0, NotChecked=0, Total=5852 [2018-02-04 15:46:12,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2018-02-04 15:46:12,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 324. [2018-02-04 15:46:12,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2018-02-04 15:46:12,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 366 transitions. [2018-02-04 15:46:12,255 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 366 transitions. Word has length 98 [2018-02-04 15:46:12,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:46:12,256 INFO L432 AbstractCegarLoop]: Abstraction has 324 states and 366 transitions. [2018-02-04 15:46:12,256 INFO L433 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-02-04 15:46:12,256 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 366 transitions. [2018-02-04 15:46:12,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-02-04 15:46:12,257 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:46:12,257 INFO L351 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:46:12,257 INFO L371 AbstractCegarLoop]: === Iteration 32 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:46:12,257 INFO L82 PathProgramCache]: Analyzing trace with hash 98334173, now seen corresponding path program 1 times [2018-02-04 15:46:12,258 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:46:12,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:46:12,276 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:46:12,335 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-02-04 15:46:12,335 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:46:12,335 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-02-04 15:46:12,335 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:46:12,336 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-02-04 15:46:12,336 INFO L182 omatonBuilderFactory]: Interpolants [13616#false, 13617#(= main_~c~0 0), 13618#(<= main_~c~0 1), 13619#(<= main_~c~0 2), 13620#(<= main_~c~0 3), 13621#(<= main_~c~0 4), 13615#true] [2018-02-04 15:46:12,336 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2018-02-04 15:46:12,336 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 15:46:12,336 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 15:46:12,336 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-02-04 15:46:12,336 INFO L87 Difference]: Start difference. First operand 324 states and 366 transitions. Second operand 7 states. [2018-02-04 15:46:12,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:46:12,418 INFO L93 Difference]: Finished difference Result 365 states and 405 transitions. [2018-02-04 15:46:12,419 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 15:46:12,419 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 120 [2018-02-04 15:46:12,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:46:12,421 INFO L225 Difference]: With dead ends: 365 [2018-02-04 15:46:12,421 INFO L226 Difference]: Without dead ends: 365 [2018-02-04 15:46:12,421 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-02-04 15:46:12,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2018-02-04 15:46:12,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 343. [2018-02-04 15:46:12,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 343 states. [2018-02-04 15:46:12,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 343 states and 394 transitions. [2018-02-04 15:46:12,427 INFO L78 Accepts]: Start accepts. Automaton has 343 states and 394 transitions. Word has length 120 [2018-02-04 15:46:12,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:46:12,427 INFO L432 AbstractCegarLoop]: Abstraction has 343 states and 394 transitions. [2018-02-04 15:46:12,427 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 15:46:12,427 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 394 transitions. [2018-02-04 15:46:12,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-02-04 15:46:12,428 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:46:12,428 INFO L351 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2018-02-04 15:46:12,429 INFO L371 AbstractCegarLoop]: === Iteration 33 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:46:12,429 INFO L82 PathProgramCache]: Analyzing trace with hash 1474678180, now seen corresponding path program 2 times [2018-02-04 15:46:12,429 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:46:12,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:46:12,635 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:46:14,182 WARN L146 SmtUtils]: Spent 160ms on a formula simplification. DAG size of input: 70 DAG size of output 70 [2018-02-04 15:46:14,769 WARN L146 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 65 DAG size of output 58 [2018-02-04 15:46:15,174 WARN L143 SmtUtils]: Spent 242ms on a formula simplification that was a NOOP. DAG size: 91 [2018-02-04 15:46:15,931 WARN L146 SmtUtils]: Spent 153ms on a formula simplification. DAG size of input: 74 DAG size of output 62 [2018-02-04 15:46:16,639 WARN L146 SmtUtils]: Spent 476ms on a formula simplification. DAG size of input: 101 DAG size of output 95 [2018-02-04 15:46:17,699 WARN L146 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 69 DAG size of output 59 [2018-02-04 15:46:18,313 WARN L146 SmtUtils]: Spent 404ms on a formula simplification. DAG size of input: 88 DAG size of output 84 [2018-02-04 15:46:19,128 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 34 proven. 103 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-02-04 15:46:19,129 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:46:19,129 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2018-02-04 15:46:19,129 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:46:19,129 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 16 proven. 31 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-02-04 15:46:19,130 INFO L182 omatonBuilderFactory]: Interpolants [14336#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4))) (= (select |#valid| main_~list~0.base) 1) (= 0 main_~list2~0.offset)), 14337#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 14338#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |#valid| |old(#valid)|) (or (and (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0)))), 14339#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 14340#(and (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14341#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (not (= append_~head.offset 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14342#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= 1 (select |#valid| append_~head.base))) (not (= append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14343#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~head.base (select |#memory_$Pointer$.offset| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base))) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~head.base (select |#memory_$Pointer$.base| append_~head.base)) append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= append_~head.base |append_#in~head.base|) (= (select |#valid| append_~head.base) 1)) (not (= append_~head.offset 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14344#(and (or (and (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) (+ (- 0) 4)))))) (or (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))))) (not (= |append_#in~head.offset| 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14345#(and (or (and (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))))) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)))))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|))) (not (= |append_#in~head.offset| 0))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14346#(and (not (= main_~list2~0.base (select (select |#memory_$Pointer$.base| main_~list~0.base) (+ main_~list~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (not (= main_~list~0.base main_~list2~0.base)) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list~0.offset) (not (= (select |#valid| main_~list~0.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4))) (= 0 main_~list2~0.offset)), 14347#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0)))), 14348#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (not (= append_~head.offset 0)) (and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 14349#(and (or (not (= append_~head.offset 0)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0))), 14350#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= 1 (select |#valid| append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 14351#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select |#valid| |append_#in~head.base|) 1) (= append_~head.base |append_#in~head.base|) (= 1 (select |#valid| append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 14352#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select |#valid| |append_#in~head.base|) 1) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (= |#valid| |old(#valid)|) (= (select |#valid| append_~node~0.base) 1)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 14353#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) |append_#t~mem12.base|) (= (select |#valid| |append_#in~head.base|) 1) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (= |#valid| |old(#valid)|) (= (select |#valid| append_~node~0.base) 1)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 14354#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= (select (select |old(#memory_$Pointer$.base)| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (= append_~node~0.base append_~head.base) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (= (select |#valid| |append_#in~head.base|) 1) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select (select |old(#memory_$Pointer$.base)| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (= append_~node~0.base append_~head.base)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= |#valid| |old(#valid)|) (= (select |#valid| append_~node~0.base) 1)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 14355#(or (and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select |#valid| |append_#in~head.base|) 1) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |append_#in~head.offset| 0))), 14356#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= 1 (select |#valid| append_~node~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0))) (= (select |#valid| append_~head.base) 1)), 14357#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (= |#valid| |old(#valid)|) (= (select |#valid| append_~node~0.base) 1)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0))) (= (select |#valid| append_~head.base) 1)), 14358#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (or (and (or (not (= append_~head.base append_~node~0.base)) (= append_~node~0.base |append_#in~head.base|)) (or (and (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) |append_#t~mem12.base|) (= append_~head.base |append_#in~head.base|)) (= append_~head.base append_~node~0.base))) (= append_~head.base |append_#t~mem12.base|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (= |append_#t~mem12.base| |append_#in~head.base|) (not (= append_~head.base |append_#t~mem12.base|))) (or (= |#valid| |old(#valid)|) (= (select |#valid| append_~node~0.base) 1)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0))) (= (select |#valid| append_~head.base) 1)), 14359#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (and (= append_~node~0.base |append_#in~head.base|) (= append_~head.base append_~node~0.base)) (= (select (select |old(#memory_$Pointer$.base)| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select (select |old(#memory_$Pointer$.base)| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (and (= append_~node~0.base |append_#in~head.base|) (= append_~head.base append_~node~0.base)) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (or (= |#valid| |old(#valid)|) (= (select |#valid| append_~node~0.base) 1)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0))) (= (select |#valid| append_~head.base) 1)), 14360#(or (and (or (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (or (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)) |append_#in~head.base|)) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)) |append_#in~head.base|)) (= (select |#valid| |append_#in~head.base|) 1) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)))) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)) |append_#in~head.base|)) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)) |append_#in~head.base|)) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (or (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4)) |append_#in~head.base|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |append_#in~head.offset| 0))), 14361#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 14362#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 14363#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= 1 (select |#valid| append_~node~0.base))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 14364#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 14365#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (not (= append_~head.offset 0)) (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) |append_#t~mem12.base|) (= append_~head.base |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 14366#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (and (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base))) (= (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (= append_~head.base |append_#in~head.base|) (or (= (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) (= (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) |append_#in~head.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 14367#(or (not (= |append_#in~head.offset| 0)) (and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (store (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~head.base|)) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (= (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|)))) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= (store (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))), 14368#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ 0 4))) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ 0 4)))), 14369#(and (= 0 |append_#in~head.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ 0 4))) (not (= (select |#valid| |append_#in~head.base|) 0)) (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4)))), 14370#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (not (= (select |#valid| append_~head.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0)), 14371#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (not (= append_~head.base |append_#t~malloc0.base|))), 14372#(and (not (= append_~node~0.base append_~head.base)) (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0)), 14373#(and (not (= append_~node~0.base append_~head.base)) (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))) (= |append_#t~mem3.offset| (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.offset 0) (= |append_#t~mem3.base| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))), 14374#(and (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) |append_#t~short4|), 14330#true, 14331#false, 14332#(and (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 14333#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 14334#(and (= (select |#valid| |main_#t~malloc18.base|) 1) (= 0 |main_#t~malloc18.offset|) (not (= main_~list~0.base |main_#t~malloc18.base|)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 14335#(and (not (= main_~list~0.base main_~list2~0.base)) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list~0.offset) (= 0 main_~list2~0.offset) (= (select |#valid| main_~list~0.base) 1))] [2018-02-04 15:46:19,130 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 34 proven. 103 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-02-04 15:46:19,130 INFO L409 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-02-04 15:46:19,131 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-02-04 15:46:19,131 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=146, Invalid=1834, Unknown=0, NotChecked=0, Total=1980 [2018-02-04 15:46:19,131 INFO L87 Difference]: Start difference. First operand 343 states and 394 transitions. Second operand 45 states. [2018-02-04 15:46:19,637 WARN L143 SmtUtils]: Spent 217ms on a formula simplification that was a NOOP. DAG size: 90 [2018-02-04 15:46:20,216 WARN L143 SmtUtils]: Spent 238ms on a formula simplification that was a NOOP. DAG size: 95 [2018-02-04 15:46:21,207 WARN L146 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 100 DAG size of output 36 [2018-02-04 15:46:22,735 WARN L146 SmtUtils]: Spent 333ms on a formula simplification. DAG size of input: 173 DAG size of output 58 [2018-02-04 15:46:23,000 WARN L146 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 108 DAG size of output 65 [2018-02-04 15:46:25,008 WARN L146 SmtUtils]: Spent 158ms on a formula simplification. DAG size of input: 80 DAG size of output 66 [2018-02-04 15:46:26,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:46:26,072 INFO L93 Difference]: Finished difference Result 347 states and 399 transitions. [2018-02-04 15:46:26,072 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-02-04 15:46:26,072 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 120 [2018-02-04 15:46:26,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:46:26,073 INFO L225 Difference]: With dead ends: 347 [2018-02-04 15:46:26,073 INFO L226 Difference]: Without dead ends: 347 [2018-02-04 15:46:26,074 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 14 SyntacticMatches, 14 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1246 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=458, Invalid=4512, Unknown=0, NotChecked=0, Total=4970 [2018-02-04 15:46:26,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2018-02-04 15:46:26,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 314. [2018-02-04 15:46:26,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2018-02-04 15:46:26,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 363 transitions. [2018-02-04 15:46:26,080 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 363 transitions. Word has length 120 [2018-02-04 15:46:26,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:46:26,080 INFO L432 AbstractCegarLoop]: Abstraction has 314 states and 363 transitions. [2018-02-04 15:46:26,080 INFO L433 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-02-04 15:46:26,080 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 363 transitions. [2018-02-04 15:46:26,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-02-04 15:46:26,081 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:46:26,081 INFO L351 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:46:26,081 INFO L371 AbstractCegarLoop]: === Iteration 34 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:46:26,081 INFO L82 PathProgramCache]: Analyzing trace with hash -146335785, now seen corresponding path program 2 times [2018-02-04 15:46:26,082 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:46:26,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:46:26,099 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:46:26,155 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-02-04 15:46:26,155 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:46:26,155 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-02-04 15:46:26,156 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:46:26,156 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2018-02-04 15:46:26,156 INFO L182 omatonBuilderFactory]: Interpolants [15088#true, 15089#false, 15090#(= main_~c~0 0), 15091#(<= main_~c~0 1), 15092#(<= main_~c~0 2), 15093#(<= main_~c~0 3), 15094#(<= main_~c~0 4), 15095#(<= main_~c~0 5)] [2018-02-04 15:46:26,156 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2018-02-04 15:46:26,157 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 15:46:26,157 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 15:46:26,157 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2018-02-04 15:46:26,157 INFO L87 Difference]: Start difference. First operand 314 states and 363 transitions. Second operand 8 states. [2018-02-04 15:46:26,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:46:26,202 INFO L93 Difference]: Finished difference Result 342 states and 380 transitions. [2018-02-04 15:46:26,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 15:46:26,202 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 140 [2018-02-04 15:46:26,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:46:26,203 INFO L225 Difference]: With dead ends: 342 [2018-02-04 15:46:26,203 INFO L226 Difference]: Without dead ends: 342 [2018-02-04 15:46:26,204 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2018-02-04 15:46:26,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2018-02-04 15:46:26,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 326. [2018-02-04 15:46:26,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 326 states. [2018-02-04 15:46:26,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 380 transitions. [2018-02-04 15:46:26,209 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 380 transitions. Word has length 140 [2018-02-04 15:46:26,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:46:26,209 INFO L432 AbstractCegarLoop]: Abstraction has 326 states and 380 transitions. [2018-02-04 15:46:26,209 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 15:46:26,209 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 380 transitions. [2018-02-04 15:46:26,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-02-04 15:46:26,211 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:46:26,211 INFO L351 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:46:26,211 INFO L371 AbstractCegarLoop]: === Iteration 35 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:46:26,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1888028463, now seen corresponding path program 3 times [2018-02-04 15:46:26,212 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:46:26,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:46:26,253 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:46:26,668 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 104 proven. 183 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-02-04 15:46:26,668 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:46:26,668 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-02-04 15:46:26,669 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:46:26,669 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 2 proven. 110 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-02-04 15:46:26,669 INFO L182 omatonBuilderFactory]: Interpolants [15764#true, 15765#false, 15766#(= append_~head.base |append_#in~head.base|), 15767#(and (= append_~head.base |append_#in~head.base|) (= 1 (select |#valid| append_~head.base))), 15768#(= (select |#valid| |append_#in~head.base|) 1), 15769#(= (select |#valid| main_~list2~0.base) 1), 15770#(= |#valid| |old(#valid)|), 15771#(and (= append_~head.offset |append_#in~head.offset|) (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|)), 15772#(and (= append_~head.offset |append_#in~head.offset|) (not (= 0 |append_#t~malloc0.base|)) (= append_~head.base |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 15773#(and (= append_~head.offset |append_#in~head.offset|) (not (= 0 append_~node~0.base)) (or (= append_~head.base |append_#in~head.base|) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|)))), 15774#(and (= append_~head.offset |append_#in~head.offset|) (not (= 0 append_~node~0.base)) (or (= append_~head.base |append_#in~head.base|) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|))) (= 1 (select |#valid| append_~head.base))), 15775#(and (= append_~head.offset |append_#in~head.offset|) (or (= append_~head.base |append_#in~head.base|) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|))) (not (= 0 (select (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base) append_~head.offset))) (= (select |#valid| append_~head.base) 1)), 15776#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (not (= append_~node~0.base |append_#in~head.base|)) (not (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) |append_#in~head.offset|))))), 15777#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (not (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 5) 0)) |append_#in~head.base|) |append_#in~head.offset|))))), 15778#(or (and (= (select |#valid| |append_#in~head.base|) 1) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) |append_#in~head.offset|)))) (= 0 (select |old(#valid)| |append_#in~head.base|))), 15779#(and (not (= (select |#valid| main_~list2~0.base) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)))), 15780#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 15781#(and (= append_~head.offset |append_#in~head.offset|) (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|) (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base))), 15782#(and (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 15783#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base))), 15784#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base))), 15785#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base)) (= (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset) |append_#t~mem2.base|)), 15786#(and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.offset |append_#in~head.offset|) (or (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (not |append_#t~short4|)) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base))), 15787#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base))), 15788#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (and (= 0 (select (select |old(#memory_$Pointer$.base)| append_~head.base) append_~head.offset)) (= append_~head.offset |append_#in~head.offset|)) (= append_~node~0.base append_~head.base)) (= append_~head.base |append_#in~head.base|)), 15789#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= 0 (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) |append_#in~head.offset|)) (= append_~node~0.base |append_#in~head.base|))), 15790#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) |append_#in~head.offset|)))] [2018-02-04 15:46:26,669 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 104 proven. 183 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2018-02-04 15:46:26,669 INFO L409 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-02-04 15:46:26,670 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-02-04 15:46:26,670 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=617, Unknown=0, NotChecked=0, Total=702 [2018-02-04 15:46:26,670 INFO L87 Difference]: Start difference. First operand 326 states and 380 transitions. Second operand 27 states. [2018-02-04 15:46:27,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:46:27,956 INFO L93 Difference]: Finished difference Result 474 states and 541 transitions. [2018-02-04 15:46:27,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-02-04 15:46:27,956 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 160 [2018-02-04 15:46:27,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:46:27,958 INFO L225 Difference]: With dead ends: 474 [2018-02-04 15:46:27,958 INFO L226 Difference]: Without dead ends: 448 [2018-02-04 15:46:27,959 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 702 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=519, Invalid=2673, Unknown=0, NotChecked=0, Total=3192 [2018-02-04 15:46:27,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2018-02-04 15:46:27,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 237. [2018-02-04 15:46:27,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2018-02-04 15:46:27,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 271 transitions. [2018-02-04 15:46:27,966 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 271 transitions. Word has length 160 [2018-02-04 15:46:27,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:46:27,966 INFO L432 AbstractCegarLoop]: Abstraction has 237 states and 271 transitions. [2018-02-04 15:46:27,966 INFO L433 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-02-04 15:46:27,966 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 271 transitions. [2018-02-04 15:46:27,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2018-02-04 15:46:27,967 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:46:27,967 INFO L351 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:46:27,968 INFO L371 AbstractCegarLoop]: === Iteration 36 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:46:27,968 INFO L82 PathProgramCache]: Analyzing trace with hash 1538394209, now seen corresponding path program 1 times [2018-02-04 15:46:27,968 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:46:28,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:46:28,039 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:46:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 41 proven. 162 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-02-04 15:46:28,694 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:46:28,694 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-02-04 15:46:28,694 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:46:28,695 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2018-02-04 15:46:28,695 INFO L182 omatonBuilderFactory]: Interpolants [16576#(= (select |#valid| main_~list2~0.base) 1), 16577#(= |#valid| |old(#valid)|), 16578#(= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))), 16579#(and (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 16580#(and (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 16581#(not (= (select |#valid| main_~list2~0.base) 0)), 16582#(and (= append_~head.offset |append_#in~head.offset|) (= |#valid| |old(#valid)|) (= |append_#in~head.base| append_~head.base)), 16583#(and (= append_~head.offset |append_#in~head.offset|) (not (= 0 |append_#t~malloc0.base|)) (= |append_#in~head.base| append_~head.base) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 16584#(and (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|))) (or (= append_~node~0.base append_~head.base) (and (= append_~head.offset |append_#in~head.offset|) (not (= 0 append_~node~0.base)) (= |append_#in~head.base| append_~head.base)))), 16585#(and (or (and (= append_~head.offset |append_#in~head.offset|) (not (= 0 append_~node~0.base)) (= |append_#in~head.base| append_~head.base) (= 1 (select |#valid| append_~head.base))) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|)))), 16586#(and (or (and (= append_~head.offset |append_#in~head.offset|) (= (select |#valid| |append_#in~head.base|) 1) (= |append_#in~head.base| append_~head.base) (not (= 0 (select (store (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4) append_~node~0.base) append_~head.offset)))) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|)))), 16587#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (not (= append_~node~0.base |append_#in~head.base|)) (not (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 1) 0)) |append_#in~head.base|) |append_#in~head.offset|))))), 16588#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (not (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 5) 0)) |append_#in~head.base|) |append_#in~head.offset|))))), 16589#(or (and (= (select |#valid| |append_#in~head.base|) 1) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) |append_#in~head.offset|)))) (= 0 (select |old(#valid)| |append_#in~head.base|))), 16590#(and (not (= (select |#valid| main_~list2~0.base) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)))), 16591#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 16592#(and (= append_~head.offset |append_#in~head.offset|) (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|) (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base))), 16593#(and (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 16594#(and (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|)))), 16595#(and (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|)))), 16596#(and (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base)) (= (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset) |append_#t~mem2.base|) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|)))), 16597#(and (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|))) (or (not |append_#t~short4|) (and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= append_~head.offset |append_#in~head.offset|)))), 16598#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (= append_~head.offset |append_#in~head.offset|) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#memory_$Pointer$.base)| append_~head.base) (select |#memory_$Pointer$.base| append_~head.base)) (= append_~node~0.base append_~head.base)) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|)))), 16599#(and (or (and (= 0 (select (select |old(#memory_$Pointer$.base)| append_~head.base) append_~head.offset)) (= append_~head.offset |append_#in~head.offset|)) (= append_~node~0.base append_~head.base)) (= append_~head.base |append_#in~head.base|) (or (not (= append_~node~0.base append_~head.base)) (= 0 (select |old(#valid)| |append_#in~head.base|)))), 16600#(and (or (= 0 (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) |append_#in~head.offset|)) (= append_~node~0.base |append_#in~head.base|)) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~node~0.base |append_#in~head.base|)))), 16601#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) |append_#in~head.offset|))), 16573#true, 16574#false, 16575#(= (select |#valid| |main_#t~malloc18.base|) 1)] [2018-02-04 15:46:28,695 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 41 proven. 162 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2018-02-04 15:46:28,695 INFO L409 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-02-04 15:46:28,695 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-02-04 15:46:28,695 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2018-02-04 15:46:28,695 INFO L87 Difference]: Start difference. First operand 237 states and 271 transitions. Second operand 29 states. [2018-02-04 15:46:30,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:46:30,640 INFO L93 Difference]: Finished difference Result 235 states and 255 transitions. [2018-02-04 15:46:30,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-02-04 15:46:30,640 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 166 [2018-02-04 15:46:30,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:46:30,641 INFO L225 Difference]: With dead ends: 235 [2018-02-04 15:46:30,641 INFO L226 Difference]: Without dead ends: 216 [2018-02-04 15:46:30,642 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 600 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=457, Invalid=2405, Unknown=0, NotChecked=0, Total=2862 [2018-02-04 15:46:30,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2018-02-04 15:46:30,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 191. [2018-02-04 15:46:30,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 191 states. [2018-02-04 15:46:30,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 215 transitions. [2018-02-04 15:46:30,644 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 215 transitions. Word has length 166 [2018-02-04 15:46:30,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:46:30,644 INFO L432 AbstractCegarLoop]: Abstraction has 191 states and 215 transitions. [2018-02-04 15:46:30,644 INFO L433 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-02-04 15:46:30,644 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 215 transitions. [2018-02-04 15:46:30,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-02-04 15:46:30,645 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:46:30,645 INFO L351 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:46:30,645 INFO L371 AbstractCegarLoop]: === Iteration 37 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:46:30,645 INFO L82 PathProgramCache]: Analyzing trace with hash -348770387, now seen corresponding path program 2 times [2018-02-04 15:46:30,645 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:46:30,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:46:30,765 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:46:31,360 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 6 proven. 282 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-02-04 15:46:31,361 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:46:31,361 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-02-04 15:46:31,361 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:46:31,361 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-02-04 15:46:31,361 INFO L182 omatonBuilderFactory]: Interpolants [17088#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |append_#in~head.base| append_~head.base) (= (select |#length| append_~node~0.base) 9) (= 1 (select |#valid| append_~head.base))), 17089#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (<= (+ append_~head.offset 8) (select |#length| append_~head.base)) (not (= append_~head.offset 0))) (= |append_#in~head.base| append_~head.base) (= (select |#length| append_~node~0.base) 9) (= (select |#valid| append_~head.base) 1)), 17090#(and (= (select |#valid| |append_#in~head.base|) 1) (= (select |#length| append_~node~0.base) 9) (or (<= 8 (select |#length| |append_#in~head.base|)) (not (= |append_#in~head.offset| 0)))), 17091#(and (= (select |#valid| |append_#in~head.base|) 1) (or (<= 8 (select |#length| |append_#in~head.base|)) (not (= |append_#in~head.offset| 0)))), 17092#(and (= main_~list~0.offset 0) (<= 8 (select |#length| main_~list~0.base)) (not (= (select |#valid| main_~list~0.base) 0))), 17093#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 17094#(and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))) (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 17095#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 17096#(and (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= 9 (select |#length| |append_#t~malloc0.base|)) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 17097#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= (select |#length| append_~node~0.base) 9)), 17098#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))), 17099#(and (= main_~list~0.offset 0) (<= 8 (select |#length| main_~list~0.base))), 17100#(= |old(#length)| |#length|), 17101#(and (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= (select |#length| |append_#t~malloc0.base|) 9)), 17102#(and (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (and (= (select |#length| append_~node~0.base) 9) (= append_~node~0.base (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|))), 17103#(and (or (= (select |#length| (@diff |old(#length)| |#length|)) 9) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))), 17081#true, 17082#false, 17083#(= 0 |main_#t~malloc15.offset|), 17084#(= 0 main_~list~0.offset), 17085#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |append_#in~head.base| append_~head.base)), 17086#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= 9 (select |#length| |append_#t~malloc0.base|)) (= |append_#in~head.base| append_~head.base)), 17087#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |append_#in~head.base| append_~head.base) (= (select |#length| append_~node~0.base) 9))] [2018-02-04 15:46:31,361 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 6 proven. 282 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2018-02-04 15:46:31,361 INFO L409 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-02-04 15:46:31,362 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-02-04 15:46:31,362 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=433, Unknown=0, NotChecked=0, Total=506 [2018-02-04 15:46:31,362 INFO L87 Difference]: Start difference. First operand 191 states and 215 transitions. Second operand 23 states. [2018-02-04 15:46:31,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:46:31,980 INFO L93 Difference]: Finished difference Result 211 states and 235 transitions. [2018-02-04 15:46:31,980 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-02-04 15:46:31,980 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 168 [2018-02-04 15:46:31,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:46:31,981 INFO L225 Difference]: With dead ends: 211 [2018-02-04 15:46:31,981 INFO L226 Difference]: Without dead ends: 211 [2018-02-04 15:46:31,981 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 14 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=178, Invalid=878, Unknown=0, NotChecked=0, Total=1056 [2018-02-04 15:46:31,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-02-04 15:46:31,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 190. [2018-02-04 15:46:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2018-02-04 15:46:31,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 214 transitions. [2018-02-04 15:46:31,983 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 214 transitions. Word has length 168 [2018-02-04 15:46:31,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:46:31,983 INFO L432 AbstractCegarLoop]: Abstraction has 190 states and 214 transitions. [2018-02-04 15:46:31,984 INFO L433 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-02-04 15:46:31,984 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 214 transitions. [2018-02-04 15:46:31,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-02-04 15:46:31,984 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:46:31,984 INFO L351 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:46:31,984 INFO L371 AbstractCegarLoop]: === Iteration 38 === [mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr26RequiresViolation, mainErr18RequiresViolation, mainErr23RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr25RequiresViolation, mainErr28EnsuresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr22RequiresViolation, mainErr27RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr11RequiresViolation, mainErr24RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr4RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr8RequiresViolation, appendErr14RequiresViolation, appendErr5RequiresViolation, appendErr17RequiresViolation, appendErr19RequiresViolation, appendErr22RequiresViolation, appendErr12RequiresViolation, appendErr3RequiresViolation, appendErr16RequiresViolation, appendErr2RequiresViolation, appendErr6RequiresViolation, appendErr9RequiresViolation, appendErr13RequiresViolation, appendErr23RequiresViolation, appendErr4RequiresViolation, appendErr10RequiresViolation, appendErr20RequiresViolation, appendErr11RequiresViolation, appendErr25RequiresViolation, appendErr7RequiresViolation, appendErr24RequiresViolation, appendErr15RequiresViolation, appendErr1RequiresViolation, appendErr21RequiresViolation, appendErr18RequiresViolation]=== [2018-02-04 15:46:31,984 INFO L82 PathProgramCache]: Analyzing trace with hash -160893107, now seen corresponding path program 1 times [2018-02-04 15:46:31,985 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:46:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:46:32,656 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs.