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_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-c17473d-m [2018-02-04 15:50:02,938 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 15:50:02,939 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 15:50:02,949 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 15:50:02,949 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 15:50:02,950 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 15:50:02,951 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 15:50:02,952 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 15:50:02,954 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 15:50:02,955 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 15:50:02,955 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 15:50:02,956 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 15:50:02,957 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 15:50:02,958 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 15:50:02,958 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 15:50:02,960 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 15:50:02,969 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 15:50:02,971 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 15:50:02,971 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 15:50:02,972 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 15:50:02,974 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-04 15:50:02,974 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-04 15:50:02,974 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-04 15:50:02,975 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-04 15:50:02,976 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-04 15:50:02,977 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-04 15:50:02,977 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-04 15:50:02,978 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-04 15:50:02,978 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-04 15:50:02,978 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 15:50:02,979 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 15:50:02,979 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 15:50:02,993 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 15:50:02,993 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 15:50:02,994 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 15:50:02,994 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 15:50:02,994 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 15:50:02,994 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 15:50:02,996 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 15:50:02,997 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 15:50:02,997 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 15:50:02,997 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 15:50:02,997 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 15:50:02,997 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 15:50:02,997 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 15:50:02,997 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 15:50:02,997 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 15:50:02,998 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 15:50:02,998 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 15:50:02,998 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 15:50:02,998 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 15:50:02,998 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 15:50:02,998 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 15:50:02,999 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-02-04 15:50:03,037 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 15:50:03,047 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 15:50:03,050 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 15:50:03,051 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 15:50:03,052 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 15:50:03,052 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext2/length_test03_true-valid-memsafety.i [2018-02-04 15:50:03,225 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 15:50:03,226 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 15:50:03,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 15:50:03,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 15:50:03,231 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 15:50:03,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 03:50:03" (1/1) ... [2018-02-04 15:50:03,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fbafac4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:50:03, skipping insertion in model container [2018-02-04 15:50:03,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 03:50:03" (1/1) ... [2018-02-04 15:50:03,244 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 15:50:03,272 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 15:50:03,362 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 15:50:03,381 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 15:50:03,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:50:03 WrapperNode [2018-02-04 15:50:03,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 15:50:03,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 15:50:03,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 15:50:03,389 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 15:50:03,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:50:03" (1/1) ... [2018-02-04 15:50:03,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:50:03" (1/1) ... [2018-02-04 15:50:03,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:50:03" (1/1) ... [2018-02-04 15:50:03,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:50:03" (1/1) ... [2018-02-04 15:50:03,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:50:03" (1/1) ... [2018-02-04 15:50:03,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:50:03" (1/1) ... [2018-02-04 15:50:03,419 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:50:03" (1/1) ... [2018-02-04 15:50:03,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 15:50:03,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 15:50:03,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 15:50:03,421 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 15:50:03,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:50:03" (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 15:50:03,459 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 15:50:03,460 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 15:50:03,460 INFO L136 BoogieDeclarations]: Found implementation of procedure append [2018-02-04 15:50:03,460 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 15:50:03,460 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-04 15:50:03,460 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-04 15:50:03,460 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-02-04 15:50:03,460 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-02-04 15:50:03,460 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-04 15:50:03,460 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-04 15:50:03,460 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-04 15:50:03,460 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-02-04 15:50:03,461 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-02-04 15:50:03,461 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-04 15:50:03,461 INFO L128 BoogieDeclarations]: Found specification of procedure append [2018-02-04 15:50:03,461 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 15:50:03,461 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 15:50:03,461 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 15:50:03,783 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 15:50:03,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 03:50:03 BoogieIcfgContainer [2018-02-04 15:50:03,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 15:50:03,785 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 15:50:03,785 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 15:50:03,788 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 15:50:03,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 03:50:03" (1/3) ... [2018-02-04 15:50:03,789 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e1ce20d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 03:50:03, skipping insertion in model container [2018-02-04 15:50:03,789 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 03:50:03" (2/3) ... [2018-02-04 15:50:03,790 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e1ce20d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 03:50:03, skipping insertion in model container [2018-02-04 15:50:03,790 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 03:50:03" (3/3) ... [2018-02-04 15:50:03,792 INFO L107 eAbstractionObserver]: Analyzing ICFG length_test03_true-valid-memsafety.i [2018-02-04 15:50:03,800 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-04 15:50:03,806 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 55 error locations. [2018-02-04 15:50:03,839 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 15:50:03,840 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 15:50:03,840 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-02-04 15:50:03,840 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-04 15:50:03,840 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 15:50:03,840 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 15:50:03,840 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 15:50:03,840 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 15:50:03,841 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 15:50:03,854 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states. [2018-02-04 15:50:03,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-02-04 15:50:03,862 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:03,864 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:50:03,864 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 15:50:03,868 INFO L82 PathProgramCache]: Analyzing trace with hash -683315734, now seen corresponding path program 1 times [2018-02-04 15:50:03,915 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:03,950 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:03,999 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 15:50:04,000 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:50:04,000 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:50:04,001 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:04,001 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 15:50:04,001 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 15:50:04,002 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 15:50:04,002 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:50:04,010 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:50:04,010 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:50:04,012 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 4 states. [2018-02-04 15:50:04,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:04,225 INFO L93 Difference]: Finished difference Result 161 states and 170 transitions. [2018-02-04 15:50:04,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-04 15:50:04,229 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-02-04 15:50:04,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:04,236 INFO L225 Difference]: With dead ends: 161 [2018-02-04 15:50:04,236 INFO L226 Difference]: Without dead ends: 158 [2018-02-04 15:50:04,237 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 15:50:04,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2018-02-04 15:50:04,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 126. [2018-02-04 15:50:04,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-02-04 15:50:04,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 132 transitions. [2018-02-04 15:50:04,264 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 132 transitions. Word has length 8 [2018-02-04 15:50:04,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:04,264 INFO L432 AbstractCegarLoop]: Abstraction has 126 states and 132 transitions. [2018-02-04 15:50:04,264 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:50:04,264 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 132 transitions. [2018-02-04 15:50:04,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-02-04 15:50:04,265 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:04,265 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:50:04,265 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 15:50:04,265 INFO L82 PathProgramCache]: Analyzing trace with hash -683315733, now seen corresponding path program 1 times [2018-02-04 15:50:04,266 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:04,275 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:04,318 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 15:50:04,318 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:50:04,318 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:50:04,318 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:04,319 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 15:50:04,319 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 15:50:04,319 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 15:50:04,320 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:50:04,321 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:50:04,321 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:50:04,321 INFO L87 Difference]: Start difference. First operand 126 states and 132 transitions. Second operand 4 states. [2018-02-04 15:50:04,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:04,445 INFO L93 Difference]: Finished difference Result 126 states and 133 transitions. [2018-02-04 15:50:04,448 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 15:50:04,448 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 8 [2018-02-04 15:50:04,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:04,449 INFO L225 Difference]: With dead ends: 126 [2018-02-04 15:50:04,449 INFO L226 Difference]: Without dead ends: 126 [2018-02-04 15:50:04,450 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 15:50:04,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-02-04 15:50:04,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 124. [2018-02-04 15:50:04,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-02-04 15:50:04,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 130 transitions. [2018-02-04 15:50:04,460 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 130 transitions. Word has length 8 [2018-02-04 15:50:04,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:04,460 INFO L432 AbstractCegarLoop]: Abstraction has 124 states and 130 transitions. [2018-02-04 15:50:04,460 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:50:04,460 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 130 transitions. [2018-02-04 15:50:04,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-02-04 15:50:04,461 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:04,464 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:50:04,464 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 15:50:04,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1180912018, now seen corresponding path program 1 times [2018-02-04 15:50:04,465 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:04,491 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:04,525 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 15:50:04,525 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:50:04,525 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:50:04,526 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:04,526 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 15:50:04,526 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 15:50:04,526 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 15:50:04,526 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:50:04,527 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:50:04,527 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:50:04,527 INFO L87 Difference]: Start difference. First operand 124 states and 130 transitions. Second operand 4 states. [2018-02-04 15:50:04,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:04,635 INFO L93 Difference]: Finished difference Result 136 states and 144 transitions. [2018-02-04 15:50:04,636 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-04 15:50:04,636 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-02-04 15:50:04,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:04,637 INFO L225 Difference]: With dead ends: 136 [2018-02-04 15:50:04,637 INFO L226 Difference]: Without dead ends: 136 [2018-02-04 15:50:04,637 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 15:50:04,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2018-02-04 15:50:04,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 126. [2018-02-04 15:50:04,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-02-04 15:50:04,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 134 transitions. [2018-02-04 15:50:04,643 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 134 transitions. Word has length 12 [2018-02-04 15:50:04,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:04,643 INFO L432 AbstractCegarLoop]: Abstraction has 126 states and 134 transitions. [2018-02-04 15:50:04,644 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:50:04,644 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 134 transitions. [2018-02-04 15:50:04,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-02-04 15:50:04,644 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:04,644 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:50:04,644 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 15:50:04,644 INFO L82 PathProgramCache]: Analyzing trace with hash -1180912017, now seen corresponding path program 1 times [2018-02-04 15:50:04,645 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:04,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:04,657 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:04,691 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 15:50:04,691 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:50:04,691 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:50:04,692 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:04,692 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 15:50:04,692 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 15:50:04,692 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 15:50:04,692 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:50:04,692 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:50:04,692 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:50:04,692 INFO L87 Difference]: Start difference. First operand 126 states and 134 transitions. Second operand 4 states. [2018-02-04 15:50:04,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:04,768 INFO L93 Difference]: Finished difference Result 126 states and 135 transitions. [2018-02-04 15:50:04,769 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 15:50:04,769 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2018-02-04 15:50:04,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:04,770 INFO L225 Difference]: With dead ends: 126 [2018-02-04 15:50:04,770 INFO L226 Difference]: Without dead ends: 126 [2018-02-04 15:50:04,770 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 15:50:04,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-02-04 15:50:04,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 124. [2018-02-04 15:50:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-02-04 15:50:04,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 132 transitions. [2018-02-04 15:50:04,776 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 132 transitions. Word has length 12 [2018-02-04 15:50:04,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:04,776 INFO L432 AbstractCegarLoop]: Abstraction has 124 states and 132 transitions. [2018-02-04 15:50:04,776 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:50:04,776 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 132 transitions. [2018-02-04 15:50:04,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-02-04 15:50:04,777 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:04,777 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 15:50:04,777 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 15:50:04,777 INFO L82 PathProgramCache]: Analyzing trace with hash -424566030, now seen corresponding path program 1 times [2018-02-04 15:50:04,778 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:04,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:04,797 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:04,825 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 15:50:04,825 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:50:04,825 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:50:04,826 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:04,826 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 15:50:04,826 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 15:50:04,826 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 15:50:04,826 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:50:04,827 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:50:04,827 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:50:04,827 INFO L87 Difference]: Start difference. First operand 124 states and 132 transitions. Second operand 4 states. [2018-02-04 15:50:04,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:04,897 INFO L93 Difference]: Finished difference Result 119 states and 127 transitions. [2018-02-04 15:50:04,898 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 15:50:04,898 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-02-04 15:50:04,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:04,899 INFO L225 Difference]: With dead ends: 119 [2018-02-04 15:50:04,899 INFO L226 Difference]: Without dead ends: 119 [2018-02-04 15:50:04,899 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 15:50:04,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-02-04 15:50:04,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2018-02-04 15:50:04,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-02-04 15:50:04,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 127 transitions. [2018-02-04 15:50:04,904 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 127 transitions. Word has length 20 [2018-02-04 15:50:04,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:04,905 INFO L432 AbstractCegarLoop]: Abstraction has 119 states and 127 transitions. [2018-02-04 15:50:04,905 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:50:04,905 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2018-02-04 15:50:04,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-02-04 15:50:04,905 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:04,905 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 15:50:04,905 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 15:50:04,906 INFO L82 PathProgramCache]: Analyzing trace with hash -424566029, now seen corresponding path program 1 times [2018-02-04 15:50:04,906 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:04,919 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:04,959 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 15:50:04,959 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:50:04,959 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:50:04,959 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:04,960 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 15:50:04,960 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 15:50:04,960 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 15:50:04,960 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:50:04,960 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:50:04,960 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:50:04,961 INFO L87 Difference]: Start difference. First operand 119 states and 127 transitions. Second operand 4 states. [2018-02-04 15:50:05,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:05,022 INFO L93 Difference]: Finished difference Result 114 states and 122 transitions. [2018-02-04 15:50:05,022 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 15:50:05,022 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2018-02-04 15:50:05,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:05,023 INFO L225 Difference]: With dead ends: 114 [2018-02-04 15:50:05,023 INFO L226 Difference]: Without dead ends: 114 [2018-02-04 15:50:05,023 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 15:50:05,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-02-04 15:50:05,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-02-04 15:50:05,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-02-04 15:50:05,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 122 transitions. [2018-02-04 15:50:05,028 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 122 transitions. Word has length 20 [2018-02-04 15:50:05,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:05,029 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 122 transitions. [2018-02-04 15:50:05,029 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:50:05,029 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 122 transitions. [2018-02-04 15:50:05,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-02-04 15:50:05,029 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:05,029 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 15:50:05,029 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 15:50:05,029 INFO L82 PathProgramCache]: Analyzing trace with hash -276644944, now seen corresponding path program 1 times [2018-02-04 15:50:05,030 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:05,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:05,052 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:05,125 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 15:50:05,125 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:50:05,125 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-02-04 15:50:05,125 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:05,125 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 15:50:05,126 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 15:50:05,126 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 15:50:05,126 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 15:50:05,126 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 15:50:05,126 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-02-04 15:50:05,126 INFO L87 Difference]: Start difference. First operand 114 states and 122 transitions. Second operand 8 states. [2018-02-04 15:50:05,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:05,341 INFO L93 Difference]: Finished difference Result 177 states and 191 transitions. [2018-02-04 15:50:05,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 15:50:05,341 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 21 [2018-02-04 15:50:05,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:05,343 INFO L225 Difference]: With dead ends: 177 [2018-02-04 15:50:05,343 INFO L226 Difference]: Without dead ends: 177 [2018-02-04 15:50:05,343 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 15:50:05,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-02-04 15:50:05,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 135. [2018-02-04 15:50:05,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 135 states. [2018-02-04 15:50:05,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 155 transitions. [2018-02-04 15:50:05,347 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 155 transitions. Word has length 21 [2018-02-04 15:50:05,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:05,348 INFO L432 AbstractCegarLoop]: Abstraction has 135 states and 155 transitions. [2018-02-04 15:50:05,348 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 15:50:05,348 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 155 transitions. [2018-02-04 15:50:05,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-02-04 15:50:05,348 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:05,348 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 15:50:05,348 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 15:50:05,349 INFO L82 PathProgramCache]: Analyzing trace with hash -276644943, now seen corresponding path program 1 times [2018-02-04 15:50:05,349 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:05,361 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:05,480 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 15:50:05,480 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:50:05,480 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-02-04 15:50:05,481 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:05,481 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 15:50:05,481 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 15:50:05,481 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 15:50:05,481 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-02-04 15:50:05,482 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-02-04 15:50:05,482 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-02-04 15:50:05,482 INFO L87 Difference]: Start difference. First operand 135 states and 155 transitions. Second operand 9 states. [2018-02-04 15:50:05,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:05,668 INFO L93 Difference]: Finished difference Result 187 states and 202 transitions. [2018-02-04 15:50:05,668 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-02-04 15:50:05,669 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 21 [2018-02-04 15:50:05,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:05,669 INFO L225 Difference]: With dead ends: 187 [2018-02-04 15:50:05,669 INFO L226 Difference]: Without dead ends: 187 [2018-02-04 15:50:05,670 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 15:50:05,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2018-02-04 15:50:05,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 162. [2018-02-04 15:50:05,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-02-04 15:50:05,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 195 transitions. [2018-02-04 15:50:05,672 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 195 transitions. Word has length 21 [2018-02-04 15:50:05,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:05,672 INFO L432 AbstractCegarLoop]: Abstraction has 162 states and 195 transitions. [2018-02-04 15:50:05,672 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-02-04 15:50:05,672 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 195 transitions. [2018-02-04 15:50:05,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-02-04 15:50:05,673 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:05,673 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 15:50:05,673 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 15:50:05,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1018638093, now seen corresponding path program 1 times [2018-02-04 15:50:05,674 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:05,692 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:05,919 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 15:50:05,919 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:50:05,920 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-02-04 15:50:05,920 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:05,920 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 15:50:05,920 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 15:50:05,921 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 15:50:05,921 INFO L409 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-02-04 15:50:05,921 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-02-04 15:50:05,921 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2018-02-04 15:50:05,921 INFO L87 Difference]: Start difference. First operand 162 states and 195 transitions. Second operand 13 states. [2018-02-04 15:50:06,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:06,333 INFO L93 Difference]: Finished difference Result 228 states and 280 transitions. [2018-02-04 15:50:06,333 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-02-04 15:50:06,334 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 30 [2018-02-04 15:50:06,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:06,336 INFO L225 Difference]: With dead ends: 228 [2018-02-04 15:50:06,336 INFO L226 Difference]: Without dead ends: 228 [2018-02-04 15:50:06,336 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 7 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=96, Invalid=410, Unknown=0, NotChecked=0, Total=506 [2018-02-04 15:50:06,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-02-04 15:50:06,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 171. [2018-02-04 15:50:06,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2018-02-04 15:50:06,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 205 transitions. [2018-02-04 15:50:06,344 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 205 transitions. Word has length 30 [2018-02-04 15:50:06,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:06,344 INFO L432 AbstractCegarLoop]: Abstraction has 171 states and 205 transitions. [2018-02-04 15:50:06,344 INFO L433 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-02-04 15:50:06,345 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 205 transitions. [2018-02-04 15:50:06,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2018-02-04 15:50:06,345 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:06,345 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 15:50:06,346 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 15:50:06,346 INFO L82 PathProgramCache]: Analyzing trace with hash 2019932176, now seen corresponding path program 1 times [2018-02-04 15:50:06,347 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:06,366 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:06,690 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 15:50:06,690 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:50:06,691 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-02-04 15:50:06,691 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:06,691 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 15:50:06,692 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 15:50:06,692 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 15:50:06,692 INFO L409 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-02-04 15:50:06,692 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-02-04 15:50:06,692 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2018-02-04 15:50:06,693 INFO L87 Difference]: Start difference. First operand 171 states and 205 transitions. Second operand 13 states. [2018-02-04 15:50:07,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:07,074 INFO L93 Difference]: Finished difference Result 176 states and 210 transitions. [2018-02-04 15:50:07,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-02-04 15:50:07,075 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 32 [2018-02-04 15:50:07,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:07,075 INFO L225 Difference]: With dead ends: 176 [2018-02-04 15:50:07,075 INFO L226 Difference]: Without dead ends: 176 [2018-02-04 15:50:07,076 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 15:50:07,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2018-02-04 15:50:07,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 174. [2018-02-04 15:50:07,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 174 states. [2018-02-04 15:50:07,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 208 transitions. [2018-02-04 15:50:07,078 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 208 transitions. Word has length 32 [2018-02-04 15:50:07,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:07,078 INFO L432 AbstractCegarLoop]: Abstraction has 174 states and 208 transitions. [2018-02-04 15:50:07,078 INFO L433 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-02-04 15:50:07,078 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 208 transitions. [2018-02-04 15:50:07,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-02-04 15:50:07,079 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:07,079 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 15:50:07,079 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 15:50:07,079 INFO L82 PathProgramCache]: Analyzing trace with hash -489397259, now seen corresponding path program 1 times [2018-02-04 15:50:07,080 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:07,092 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:07,110 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 15:50:07,111 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:50:07,111 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:50:07,111 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:07,111 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 15:50:07,111 INFO L182 omatonBuilderFactory]: Interpolants [3190#true, 3191#false, 3192#(= main_~c~0 0)] [2018-02-04 15:50:07,111 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 15:50:07,111 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-02-04 15:50:07,111 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-02-04 15:50:07,112 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-04 15:50:07,112 INFO L87 Difference]: Start difference. First operand 174 states and 208 transitions. Second operand 3 states. [2018-02-04 15:50:07,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:07,123 INFO L93 Difference]: Finished difference Result 155 states and 166 transitions. [2018-02-04 15:50:07,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-02-04 15:50:07,124 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2018-02-04 15:50:07,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:07,125 INFO L225 Difference]: With dead ends: 155 [2018-02-04 15:50:07,125 INFO L226 Difference]: Without dead ends: 155 [2018-02-04 15:50:07,125 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 15:50:07,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2018-02-04 15:50:07,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 144. [2018-02-04 15:50:07,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2018-02-04 15:50:07,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 154 transitions. [2018-02-04 15:50:07,129 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 154 transitions. Word has length 40 [2018-02-04 15:50:07,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:07,129 INFO L432 AbstractCegarLoop]: Abstraction has 144 states and 154 transitions. [2018-02-04 15:50:07,129 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-02-04 15:50:07,129 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 154 transitions. [2018-02-04 15:50:07,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-02-04 15:50:07,130 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:07,130 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 15:50:07,130 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 15:50:07,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1159244567, now seen corresponding path program 1 times [2018-02-04 15:50:07,131 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:07,146 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:07,248 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 15:50:07,248 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:07,249 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-02-04 15:50:07,249 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:07,249 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 15:50:07,249 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 15:50:07,249 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 15:50:07,249 INFO L409 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-02-04 15:50:07,249 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-02-04 15:50:07,249 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-02-04 15:50:07,250 INFO L87 Difference]: Start difference. First operand 144 states and 154 transitions. Second operand 11 states. [2018-02-04 15:50:07,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:07,499 INFO L93 Difference]: Finished difference Result 177 states and 186 transitions. [2018-02-04 15:50:07,499 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-02-04 15:50:07,499 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 43 [2018-02-04 15:50:07,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:07,500 INFO L225 Difference]: With dead ends: 177 [2018-02-04 15:50:07,500 INFO L226 Difference]: Without dead ends: 177 [2018-02-04 15:50:07,501 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2018-02-04 15:50:07,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-02-04 15:50:07,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 146. [2018-02-04 15:50:07,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-02-04 15:50:07,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 158 transitions. [2018-02-04 15:50:07,503 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 158 transitions. Word has length 43 [2018-02-04 15:50:07,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:07,504 INFO L432 AbstractCegarLoop]: Abstraction has 146 states and 158 transitions. [2018-02-04 15:50:07,504 INFO L433 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-02-04 15:50:07,504 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 158 transitions. [2018-02-04 15:50:07,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-02-04 15:50:07,505 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:07,505 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 15:50:07,505 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 15:50:07,505 INFO L82 PathProgramCache]: Analyzing trace with hash -1159244566, now seen corresponding path program 1 times [2018-02-04 15:50:07,506 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:07,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:07,528 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:07,668 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 15:50:07,669 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:07,669 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-02-04 15:50:07,669 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:07,669 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 15:50:07,669 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 15:50:07,669 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 15:50:07,669 INFO L409 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-02-04 15:50:07,669 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-02-04 15:50:07,670 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2018-02-04 15:50:07,670 INFO L87 Difference]: Start difference. First operand 146 states and 158 transitions. Second operand 11 states. [2018-02-04 15:50:08,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:08,190 INFO L93 Difference]: Finished difference Result 180 states and 196 transitions. [2018-02-04 15:50:08,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-02-04 15:50:08,191 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 43 [2018-02-04 15:50:08,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:08,192 INFO L225 Difference]: With dead ends: 180 [2018-02-04 15:50:08,192 INFO L226 Difference]: Without dead ends: 180 [2018-02-04 15:50:08,192 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 15:50:08,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2018-02-04 15:50:08,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 176. [2018-02-04 15:50:08,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 176 states. [2018-02-04 15:50:08,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 193 transitions. [2018-02-04 15:50:08,198 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 193 transitions. Word has length 43 [2018-02-04 15:50:08,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:08,198 INFO L432 AbstractCegarLoop]: Abstraction has 176 states and 193 transitions. [2018-02-04 15:50:08,198 INFO L433 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-02-04 15:50:08,198 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 193 transitions. [2018-02-04 15:50:08,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-02-04 15:50:08,199 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:08,200 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 15:50:08,200 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 15:50:08,200 INFO L82 PathProgramCache]: Analyzing trace with hash 570613669, now seen corresponding path program 1 times [2018-02-04 15:50:08,201 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:08,234 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:08,747 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 15:50:08,747 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:08,747 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-02-04 15:50:08,747 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:08,747 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 15:50:08,747 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 15:50:08,747 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 15:50:08,748 INFO L409 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-02-04 15:50:08,748 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-02-04 15:50:08,748 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=372, Unknown=0, NotChecked=0, Total=420 [2018-02-04 15:50:08,748 INFO L87 Difference]: Start difference. First operand 176 states and 193 transitions. Second operand 21 states. [2018-02-04 15:50:09,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:09,849 INFO L93 Difference]: Finished difference Result 184 states and 199 transitions. [2018-02-04 15:50:09,849 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2018-02-04 15:50:09,850 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 50 [2018-02-04 15:50:09,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:09,851 INFO L225 Difference]: With dead ends: 184 [2018-02-04 15:50:09,851 INFO L226 Difference]: Without dead ends: 184 [2018-02-04 15:50:09,851 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 15:50:09,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2018-02-04 15:50:09,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 182. [2018-02-04 15:50:09,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-02-04 15:50:09,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 197 transitions. [2018-02-04 15:50:09,856 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 197 transitions. Word has length 50 [2018-02-04 15:50:09,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:09,856 INFO L432 AbstractCegarLoop]: Abstraction has 182 states and 197 transitions. [2018-02-04 15:50:09,856 INFO L433 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-02-04 15:50:09,856 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 197 transitions. [2018-02-04 15:50:09,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-02-04 15:50:09,857 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:09,857 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 15:50:09,857 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 15:50:09,858 INFO L82 PathProgramCache]: Analyzing trace with hash 570613670, now seen corresponding path program 1 times [2018-02-04 15:50:09,858 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:09,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:09,888 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:10,433 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 15:50:10,433 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:10,434 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-02-04 15:50:10,434 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:10,434 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 15:50:10,434 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 15:50:10,434 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 15:50:10,434 INFO L409 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-02-04 15:50:10,435 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-02-04 15:50:10,435 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2018-02-04 15:50:10,435 INFO L87 Difference]: Start difference. First operand 182 states and 197 transitions. Second operand 20 states. [2018-02-04 15:50:11,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:11,620 INFO L93 Difference]: Finished difference Result 183 states and 198 transitions. [2018-02-04 15:50:11,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-02-04 15:50:11,620 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 50 [2018-02-04 15:50:11,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:11,621 INFO L225 Difference]: With dead ends: 183 [2018-02-04 15:50:11,621 INFO L226 Difference]: Without dead ends: 183 [2018-02-04 15:50:11,621 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 15:50:11,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2018-02-04 15:50:11,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 182. [2018-02-04 15:50:11,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2018-02-04 15:50:11,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 196 transitions. [2018-02-04 15:50:11,625 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 196 transitions. Word has length 50 [2018-02-04 15:50:11,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:11,625 INFO L432 AbstractCegarLoop]: Abstraction has 182 states and 196 transitions. [2018-02-04 15:50:11,625 INFO L433 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-02-04 15:50:11,625 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 196 transitions. [2018-02-04 15:50:11,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-02-04 15:50:11,626 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:11,626 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 15:50:11,626 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 15:50:11,626 INFO L82 PathProgramCache]: Analyzing trace with hash 1254680052, now seen corresponding path program 1 times [2018-02-04 15:50:11,627 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:11,648 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:12,233 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 15:50:12,233 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:12,234 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2018-02-04 15:50:12,234 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:12,234 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 15:50:12,234 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 15:50:12,234 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 15:50:12,234 INFO L409 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-02-04 15:50:12,235 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-02-04 15:50:12,235 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2018-02-04 15:50:12,235 INFO L87 Difference]: Start difference. First operand 182 states and 196 transitions. Second operand 21 states. [2018-02-04 15:50:13,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:13,497 INFO L93 Difference]: Finished difference Result 278 states and 300 transitions. [2018-02-04 15:50:13,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-02-04 15:50:13,497 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 52 [2018-02-04 15:50:13,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:13,498 INFO L225 Difference]: With dead ends: 278 [2018-02-04 15:50:13,498 INFO L226 Difference]: Without dead ends: 278 [2018-02-04 15:50:13,499 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 15:50:13,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2018-02-04 15:50:13,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 208. [2018-02-04 15:50:13,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 208 states. [2018-02-04 15:50:13,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 231 transitions. [2018-02-04 15:50:13,502 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 231 transitions. Word has length 52 [2018-02-04 15:50:13,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:13,502 INFO L432 AbstractCegarLoop]: Abstraction has 208 states and 231 transitions. [2018-02-04 15:50:13,502 INFO L433 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-02-04 15:50:13,502 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 231 transitions. [2018-02-04 15:50:13,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-02-04 15:50:13,503 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:13,503 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 15:50:13,503 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 15:50:13,503 INFO L82 PathProgramCache]: Analyzing trace with hash 1222988087, now seen corresponding path program 1 times [2018-02-04 15:50:13,504 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:13,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:13,523 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:14,152 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 15:50:14,152 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:14,153 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-02-04 15:50:14,153 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:14,153 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 15:50:14,153 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 (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)))), 5590#(and (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) |append_#t~short4|)] [2018-02-04 15:50:14,154 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 15:50:14,154 INFO L409 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-02-04 15:50:14,154 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-02-04 15:50:14,154 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2018-02-04 15:50:14,154 INFO L87 Difference]: Start difference. First operand 208 states and 231 transitions. Second operand 23 states. [2018-02-04 15:50:15,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:15,660 INFO L93 Difference]: Finished difference Result 259 states and 276 transitions. [2018-02-04 15:50:15,660 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-02-04 15:50:15,660 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 54 [2018-02-04 15:50:15,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:15,661 INFO L225 Difference]: With dead ends: 259 [2018-02-04 15:50:15,661 INFO L226 Difference]: Without dead ends: 259 [2018-02-04 15:50:15,661 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 15:50:15,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2018-02-04 15:50:15,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 200. [2018-02-04 15:50:15,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2018-02-04 15:50:15,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 220 transitions. [2018-02-04 15:50:15,665 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 220 transitions. Word has length 54 [2018-02-04 15:50:15,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:15,665 INFO L432 AbstractCegarLoop]: Abstraction has 200 states and 220 transitions. [2018-02-04 15:50:15,665 INFO L433 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-02-04 15:50:15,665 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 220 transitions. [2018-02-04 15:50:15,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-02-04 15:50:15,665 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:15,665 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 15:50:15,666 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 15:50:15,666 INFO L82 PathProgramCache]: Analyzing trace with hash -848788785, now seen corresponding path program 1 times [2018-02-04 15:50:15,666 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:15,674 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:15,716 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 15:50:15,716 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:15,716 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2018-02-04 15:50:15,717 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:15,717 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 15:50:15,717 INFO L182 omatonBuilderFactory]: Interpolants [6082#true, 6083#false, 6084#(= main_~c~0 0), 6085#(<= main_~c~0 1)] [2018-02-04 15:50:15,717 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 15:50:15,717 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 15:50:15,718 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 15:50:15,718 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-02-04 15:50:15,718 INFO L87 Difference]: Start difference. First operand 200 states and 220 transitions. Second operand 4 states. [2018-02-04 15:50:15,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:15,738 INFO L93 Difference]: Finished difference Result 231 states and 257 transitions. [2018-02-04 15:50:15,738 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 15:50:15,738 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 58 [2018-02-04 15:50:15,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:15,739 INFO L225 Difference]: With dead ends: 231 [2018-02-04 15:50:15,740 INFO L226 Difference]: Without dead ends: 231 [2018-02-04 15:50:15,740 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 15:50:15,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2018-02-04 15:50:15,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 214. [2018-02-04 15:50:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2018-02-04 15:50:15,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 240 transitions. [2018-02-04 15:50:15,745 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 240 transitions. Word has length 58 [2018-02-04 15:50:15,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:15,745 INFO L432 AbstractCegarLoop]: Abstraction has 214 states and 240 transitions. [2018-02-04 15:50:15,746 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 15:50:15,746 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 240 transitions. [2018-02-04 15:50:15,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-02-04 15:50:15,746 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:15,746 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 15:50:15,747 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 15:50:15,747 INFO L82 PathProgramCache]: Analyzing trace with hash 1740705333, now seen corresponding path program 1 times [2018-02-04 15:50:15,747 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:15,759 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:15,775 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 15:50:15,775 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 15:50:15,776 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 15:50:15,776 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:15,776 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 15:50:15,776 INFO L182 omatonBuilderFactory]: Interpolants [6531#true, 6532#false, 6533#(not |append_#t~short4|)] [2018-02-04 15:50:15,776 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 15:50:15,777 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-02-04 15:50:15,777 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-02-04 15:50:15,777 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-04 15:50:15,777 INFO L87 Difference]: Start difference. First operand 214 states and 240 transitions. Second operand 3 states. [2018-02-04 15:50:15,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:15,783 INFO L93 Difference]: Finished difference Result 216 states and 242 transitions. [2018-02-04 15:50:15,784 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-02-04 15:50:15,784 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-02-04 15:50:15,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:15,785 INFO L225 Difference]: With dead ends: 216 [2018-02-04 15:50:15,785 INFO L226 Difference]: Without dead ends: 216 [2018-02-04 15:50:15,785 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 15:50:15,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2018-02-04 15:50:15,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2018-02-04 15:50:15,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2018-02-04 15:50:15,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 242 transitions. [2018-02-04 15:50:15,790 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 242 transitions. Word has length 61 [2018-02-04 15:50:15,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:15,790 INFO L432 AbstractCegarLoop]: Abstraction has 216 states and 242 transitions. [2018-02-04 15:50:15,790 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-02-04 15:50:15,790 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 242 transitions. [2018-02-04 15:50:15,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-02-04 15:50:15,791 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:15,791 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 15:50:15,791 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 15:50:15,791 INFO L82 PathProgramCache]: Analyzing trace with hash -618908496, now seen corresponding path program 1 times [2018-02-04 15:50:15,792 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:15,806 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:15,956 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 15:50:15,956 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:15,956 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-02-04 15:50:15,956 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:15,956 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 15:50:15,957 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 15:50:15,957 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 15:50:15,957 INFO L409 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-02-04 15:50:15,957 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-02-04 15:50:15,957 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2018-02-04 15:50:15,957 INFO L87 Difference]: Start difference. First operand 216 states and 242 transitions. Second operand 12 states. [2018-02-04 15:50:16,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:16,263 INFO L93 Difference]: Finished difference Result 258 states and 279 transitions. [2018-02-04 15:50:16,263 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-02-04 15:50:16,263 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 63 [2018-02-04 15:50:16,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:16,264 INFO L225 Difference]: With dead ends: 258 [2018-02-04 15:50:16,265 INFO L226 Difference]: Without dead ends: 258 [2018-02-04 15:50:16,265 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 15:50:16,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2018-02-04 15:50:16,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 242. [2018-02-04 15:50:16,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2018-02-04 15:50:16,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 269 transitions. [2018-02-04 15:50:16,270 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 269 transitions. Word has length 63 [2018-02-04 15:50:16,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:16,271 INFO L432 AbstractCegarLoop]: Abstraction has 242 states and 269 transitions. [2018-02-04 15:50:16,271 INFO L433 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-02-04 15:50:16,271 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 269 transitions. [2018-02-04 15:50:16,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-02-04 15:50:16,271 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:16,272 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 15:50:16,272 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 15:50:16,272 INFO L82 PathProgramCache]: Analyzing trace with hash -1647748270, now seen corresponding path program 1 times [2018-02-04 15:50:16,272 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:16,294 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:16,794 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 15:50:16,794 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:16,794 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2018-02-04 15:50:16,794 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:16,795 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 15:50:16,795 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 15:50:16,795 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 15:50:16,795 INFO L409 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-02-04 15:50:16,795 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-02-04 15:50:16,795 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2018-02-04 15:50:16,795 INFO L87 Difference]: Start difference. First operand 242 states and 269 transitions. Second operand 25 states. [2018-02-04 15:50:18,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:18,185 INFO L93 Difference]: Finished difference Result 282 states and 305 transitions. [2018-02-04 15:50:18,185 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2018-02-04 15:50:18,185 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 63 [2018-02-04 15:50:18,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:18,186 INFO L225 Difference]: With dead ends: 282 [2018-02-04 15:50:18,186 INFO L226 Difference]: Without dead ends: 263 [2018-02-04 15:50:18,187 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 576 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=405, Invalid=2351, Unknown=0, NotChecked=0, Total=2756 [2018-02-04 15:50:18,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2018-02-04 15:50:18,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 213. [2018-02-04 15:50:18,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213 states. [2018-02-04 15:50:18,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 232 transitions. [2018-02-04 15:50:18,191 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 232 transitions. Word has length 63 [2018-02-04 15:50:18,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:18,191 INFO L432 AbstractCegarLoop]: Abstraction has 213 states and 232 transitions. [2018-02-04 15:50:18,191 INFO L433 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-02-04 15:50:18,191 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 232 transitions. [2018-02-04 15:50:18,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-02-04 15:50:18,191 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:18,191 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 15:50:18,191 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 15:50:18,191 INFO L82 PathProgramCache]: Analyzing trace with hash -1373725626, now seen corresponding path program 1 times [2018-02-04 15:50:18,192 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:18,209 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:18,428 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 15:50:18,428 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:18,428 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2018-02-04 15:50:18,428 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:18,429 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 15:50:18,429 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 15:50:18,429 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 15:50:18,429 INFO L409 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-02-04 15:50:18,429 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-02-04 15:50:18,429 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2018-02-04 15:50:18,429 INFO L87 Difference]: Start difference. First operand 213 states and 232 transitions. Second operand 15 states. [2018-02-04 15:50:18,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:18,995 INFO L93 Difference]: Finished difference Result 207 states and 227 transitions. [2018-02-04 15:50:18,995 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-02-04 15:50:18,995 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 65 [2018-02-04 15:50:18,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:18,996 INFO L225 Difference]: With dead ends: 207 [2018-02-04 15:50:18,997 INFO L226 Difference]: Without dead ends: 207 [2018-02-04 15:50:18,997 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=105, Invalid=401, Unknown=0, NotChecked=0, Total=506 [2018-02-04 15:50:18,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2018-02-04 15:50:19,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 205. [2018-02-04 15:50:19,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-02-04 15:50:19,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 224 transitions. [2018-02-04 15:50:19,001 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 224 transitions. Word has length 65 [2018-02-04 15:50:19,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:19,001 INFO L432 AbstractCegarLoop]: Abstraction has 205 states and 224 transitions. [2018-02-04 15:50:19,001 INFO L433 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-02-04 15:50:19,001 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 224 transitions. [2018-02-04 15:50:19,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-02-04 15:50:19,002 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:19,002 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 15:50:19,002 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 15:50:19,002 INFO L82 PathProgramCache]: Analyzing trace with hash 258761966, now seen corresponding path program 1 times [2018-02-04 15:50:19,003 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:19,025 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:19,618 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 15:50:19,618 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:19,619 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-02-04 15:50:19,619 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:19,619 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 15:50:19,619 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 15:50:19,620 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 15:50:19,620 INFO L409 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-02-04 15:50:19,620 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-02-04 15:50:19,620 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=636, Unknown=0, NotChecked=0, Total=702 [2018-02-04 15:50:19,620 INFO L87 Difference]: Start difference. First operand 205 states and 224 transitions. Second operand 27 states. [2018-02-04 15:50:21,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:21,012 INFO L93 Difference]: Finished difference Result 227 states and 244 transitions. [2018-02-04 15:50:21,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-02-04 15:50:21,012 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 72 [2018-02-04 15:50:21,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:21,013 INFO L225 Difference]: With dead ends: 227 [2018-02-04 15:50:21,013 INFO L226 Difference]: Without dead ends: 227 [2018-02-04 15:50:21,013 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 365 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=301, Invalid=1861, Unknown=0, NotChecked=0, Total=2162 [2018-02-04 15:50:21,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2018-02-04 15:50:21,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 205. [2018-02-04 15:50:21,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-02-04 15:50:21,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 223 transitions. [2018-02-04 15:50:21,016 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 223 transitions. Word has length 72 [2018-02-04 15:50:21,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:21,016 INFO L432 AbstractCegarLoop]: Abstraction has 205 states and 223 transitions. [2018-02-04 15:50:21,016 INFO L433 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-02-04 15:50:21,016 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 223 transitions. [2018-02-04 15:50:21,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2018-02-04 15:50:21,017 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:21,017 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 15:50:21,017 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 15:50:21,017 INFO L82 PathProgramCache]: Analyzing trace with hash 258761967, now seen corresponding path program 1 times [2018-02-04 15:50:21,018 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:21,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:21,043 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:21,621 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 15:50:21,621 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:21,621 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2018-02-04 15:50:21,621 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:21,621 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 15:50:21,622 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 15:50:21,622 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 15:50:21,622 INFO L409 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-02-04 15:50:21,622 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-02-04 15:50:21,623 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=631, Unknown=0, NotChecked=0, Total=702 [2018-02-04 15:50:21,623 INFO L87 Difference]: Start difference. First operand 205 states and 223 transitions. Second operand 27 states. [2018-02-04 15:50:23,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:23,215 INFO L93 Difference]: Finished difference Result 226 states and 243 transitions. [2018-02-04 15:50:23,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-02-04 15:50:23,215 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 72 [2018-02-04 15:50:23,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:23,216 INFO L225 Difference]: With dead ends: 226 [2018-02-04 15:50:23,216 INFO L226 Difference]: Without dead ends: 226 [2018-02-04 15:50:23,216 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 15:50:23,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2018-02-04 15:50:23,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 205. [2018-02-04 15:50:23,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2018-02-04 15:50:23,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 222 transitions. [2018-02-04 15:50:23,219 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 222 transitions. Word has length 72 [2018-02-04 15:50:23,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:23,219 INFO L432 AbstractCegarLoop]: Abstraction has 205 states and 222 transitions. [2018-02-04 15:50:23,219 INFO L433 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-02-04 15:50:23,219 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 222 transitions. [2018-02-04 15:50:23,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-02-04 15:50:23,219 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:23,219 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 15:50:23,219 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 15:50:23,220 INFO L82 PathProgramCache]: Analyzing trace with hash 775300632, now seen corresponding path program 1 times [2018-02-04 15:50:23,220 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:23,253 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:24,545 WARN L146 SmtUtils]: Spent 139ms on a formula simplification. DAG size of input: 67 DAG size of output 63 [2018-02-04 15:50:24,863 WARN L143 SmtUtils]: Spent 209ms on a formula simplification that was a NOOP. DAG size: 83 [2018-02-04 15:50:25,096 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 15:50:25,096 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:25,096 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-02-04 15:50:25,096 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:25,097 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 15:50:25,097 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 15:50:25,097 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 15:50:25,097 INFO L409 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-02-04 15:50:25,097 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-02-04 15:50:25,097 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=724, Unknown=0, NotChecked=0, Total=812 [2018-02-04 15:50:25,098 INFO L87 Difference]: Start difference. First operand 205 states and 222 transitions. Second operand 29 states. [2018-02-04 15:50:25,466 WARN L143 SmtUtils]: Spent 226ms on a formula simplification that was a NOOP. DAG size: 89 [2018-02-04 15:50:25,921 WARN L143 SmtUtils]: Spent 236ms on a formula simplification that was a NOOP. DAG size: 94 [2018-02-04 15:50:26,714 WARN L146 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 96 DAG size of output 65 [2018-02-04 15:50:28,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:28,400 INFO L93 Difference]: Finished difference Result 256 states and 279 transitions. [2018-02-04 15:50:28,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-02-04 15:50:28,400 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 74 [2018-02-04 15:50:28,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:28,401 INFO L225 Difference]: With dead ends: 256 [2018-02-04 15:50:28,401 INFO L226 Difference]: Without dead ends: 256 [2018-02-04 15:50:28,402 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 10 SyntacticMatches, 6 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 555 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=310, Invalid=2240, Unknown=0, NotChecked=0, Total=2550 [2018-02-04 15:50:28,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2018-02-04 15:50:28,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 209. [2018-02-04 15:50:28,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 209 states. [2018-02-04 15:50:28,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 225 transitions. [2018-02-04 15:50:28,404 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 225 transitions. Word has length 74 [2018-02-04 15:50:28,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:28,404 INFO L432 AbstractCegarLoop]: Abstraction has 209 states and 225 transitions. [2018-02-04 15:50:28,404 INFO L433 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-02-04 15:50:28,405 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 225 transitions. [2018-02-04 15:50:28,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2018-02-04 15:50:28,405 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:28,405 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 15:50:28,405 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 15:50:28,406 INFO L82 PathProgramCache]: Analyzing trace with hash 100866139, now seen corresponding path program 2 times [2018-02-04 15:50:28,406 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:28,479 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:29,539 WARN L146 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 70 DAG size of output 68 [2018-02-04 15:50:29,871 WARN L146 SmtUtils]: Spent 227ms on a formula simplification. DAG size of input: 79 DAG size of output 79 [2018-02-04 15:50:30,480 WARN L146 SmtUtils]: Spent 191ms on a formula simplification. DAG size of input: 83 DAG size of output 78 [2018-02-04 15:50:31,750 WARN L146 SmtUtils]: Spent 978ms on a formula simplification. DAG size of input: 116 DAG size of output 116 [2018-02-04 15:50:32,133 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 15:50:32,134 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:32,134 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-02-04 15:50:32,134 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:32,134 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 15:50:32,134 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 15:50:32,135 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 15:50:32,135 INFO L409 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-02-04 15:50:32,135 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-02-04 15:50:32,135 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=778, Unknown=0, NotChecked=0, Total=870 [2018-02-04 15:50:32,135 INFO L87 Difference]: Start difference. First operand 209 states and 225 transitions. Second operand 30 states. [2018-02-04 15:50:32,802 WARN L143 SmtUtils]: Spent 447ms on a formula simplification that was a NOOP. DAG size: 122 [2018-02-04 15:50:33,625 WARN L143 SmtUtils]: Spent 463ms on a formula simplification that was a NOOP. DAG size: 127 [2018-02-04 15:50:34,688 WARN L146 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 91 DAG size of output 71 [2018-02-04 15:50:35,494 WARN L146 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 98 DAG size of output 72 [2018-02-04 15:50:35,812 WARN L146 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 83 DAG size of output 68 [2018-02-04 15:50:36,002 WARN L146 SmtUtils]: Spent 140ms on a formula simplification. DAG size of input: 124 DAG size of output 65 [2018-02-04 15:50:36,185 WARN L146 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 85 DAG size of output 68 [2018-02-04 15:50:36,362 WARN L146 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 108 DAG size of output 65 [2018-02-04 15:50:36,545 WARN L146 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 109 DAG size of output 66 [2018-02-04 15:50:36,736 WARN L146 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 113 DAG size of output 72 [2018-02-04 15:50:37,058 WARN L146 SmtUtils]: Spent 110ms on a formula simplification. DAG size of input: 112 DAG size of output 68 [2018-02-04 15:50:37,242 WARN L146 SmtUtils]: Spent 106ms on a formula simplification. DAG size of input: 94 DAG size of output 77 [2018-02-04 15:50:38,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:38,958 INFO L93 Difference]: Finished difference Result 293 states and 314 transitions. [2018-02-04 15:50:38,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2018-02-04 15:50:38,959 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 76 [2018-02-04 15:50:38,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:38,959 INFO L225 Difference]: With dead ends: 293 [2018-02-04 15:50:38,959 INFO L226 Difference]: Without dead ends: 293 [2018-02-04 15:50:38,960 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 9 SyntacticMatches, 7 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 850 ImplicationChecksByTransitivity, 7.5s TimeCoverageRelationStatistics Valid=474, Invalid=3558, Unknown=0, NotChecked=0, Total=4032 [2018-02-04 15:50:38,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 293 states. [2018-02-04 15:50:38,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 293 to 214. [2018-02-04 15:50:38,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2018-02-04 15:50:38,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 230 transitions. [2018-02-04 15:50:38,964 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 230 transitions. Word has length 76 [2018-02-04 15:50:38,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:38,964 INFO L432 AbstractCegarLoop]: Abstraction has 214 states and 230 transitions. [2018-02-04 15:50:38,964 INFO L433 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-02-04 15:50:38,964 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 230 transitions. [2018-02-04 15:50:38,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-02-04 15:50:38,965 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:38,965 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 15:50:38,965 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 15:50:38,965 INFO L82 PathProgramCache]: Analyzing trace with hash 1170955849, now seen corresponding path program 2 times [2018-02-04 15:50:38,965 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:38,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:38,974 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:38,997 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 15:50:38,997 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:38,998 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2018-02-04 15:50:38,998 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:38,998 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 15:50:38,998 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 15:50:38,998 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 15:50:38,999 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-04 15:50:38,999 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-04 15:50:38,999 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-02-04 15:50:38,999 INFO L87 Difference]: Start difference. First operand 214 states and 230 transitions. Second operand 5 states. [2018-02-04 15:50:39,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:39,016 INFO L93 Difference]: Finished difference Result 244 states and 258 transitions. [2018-02-04 15:50:39,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-04 15:50:39,016 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2018-02-04 15:50:39,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:39,017 INFO L225 Difference]: With dead ends: 244 [2018-02-04 15:50:39,017 INFO L226 Difference]: Without dead ends: 244 [2018-02-04 15:50:39,017 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 15:50:39,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2018-02-04 15:50:39,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 225. [2018-02-04 15:50:39,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2018-02-04 15:50:39,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 246 transitions. [2018-02-04 15:50:39,021 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 246 transitions. Word has length 78 [2018-02-04 15:50:39,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:39,021 INFO L432 AbstractCegarLoop]: Abstraction has 225 states and 246 transitions. [2018-02-04 15:50:39,021 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-04 15:50:39,021 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 246 transitions. [2018-02-04 15:50:39,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2018-02-04 15:50:39,022 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:39,022 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 15:50:39,022 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 15:50:39,023 INFO L82 PathProgramCache]: Analyzing trace with hash -416484548, now seen corresponding path program 3 times [2018-02-04 15:50:39,023 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:39,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:39,122 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:40,611 WARN L146 SmtUtils]: Spent 128ms on a formula simplification. DAG size of input: 79 DAG size of output 68 [2018-02-04 15:50:40,954 WARN L146 SmtUtils]: Spent 213ms on a formula simplification. DAG size of input: 86 DAG size of output 77 [2018-02-04 15:50:42,052 WARN L146 SmtUtils]: Spent 205ms on a formula simplification. DAG size of input: 92 DAG size of output 83 [2018-02-04 15:50:42,712 WARN L143 SmtUtils]: Spent 381ms on a formula simplification that was a NOOP. DAG size: 113 [2018-02-04 15:50:43,927 WARN L146 SmtUtils]: Spent 207ms on a formula simplification. DAG size of input: 79 DAG size of output 75 [2018-02-04 15:50:44,992 WARN L146 SmtUtils]: Spent 666ms on a formula simplification. DAG size of input: 110 DAG size of output 110 [2018-02-04 15:50:45,618 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 15 proven. 64 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-02-04 15:50:45,618 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:50:45,618 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-02-04 15:50:45,618 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:50:45,619 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 15:50:45,619 INFO L182 omatonBuilderFactory]: Interpolants [11136#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|) (= |old(#length)| |#length|)), 11137#(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)) (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (or (and (= |#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|))), 11138#(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(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (and (= append_~node~0.offset 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (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|))))), 11139#(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(#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|) (or (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= append_~node~0.offset 0) (= |#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|))))), 11140#(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(#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) (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_~node~0.offset 0) (= 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|))))), 11141#(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(#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) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (or (and (or (= |append_#t~mem12.offset| 0) (= |append_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= append_~head.base append_~node~0.base)) (= 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|) (= 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|))))), 11142#(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(#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) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (or (and (= 0 append_~node~0.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|)))) (= 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|) (and (= append_~node~0.offset 0) (not (= (select (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|) |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|))) (= append_~head.base append_~node~0.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|))) (= (@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 (or (and (= append_~node~0.offset 0) (not (= (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4)) append_~node~0.offset))) (= append_~head.base append_~node~0.base)) (or (= (select |#memory_$Pointer$.offset| append_~head.base) (select |old(#memory_$Pointer$.offset)| append_~head.base)) (= append_~node~0.base append_~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|))))) (not (= append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11143#(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) (or (and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ (- 0) 4)))) (= (select |#memory_$Pointer$.offset| |append_#in~head.base|) (store (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) 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|)))) (<= 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|) (= 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_$Pointer$.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|)) (and (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ (- 0) 4)))) (= (select |#memory_$Pointer$.offset| |append_#in~head.base|) (store (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) 4 0))) (= 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|) (<= 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|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ (- 0) 4)))) (= (select |#memory_$Pointer$.offset| |append_#in~head.base|) (store (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) 4 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|) (= 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|))) (<= 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|))) (= (@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 (<= 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|)) (and (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ (- 0) 4)))) (= (select |#memory_$Pointer$.offset| |append_#in~head.base|) (store (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) 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|))))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ (- 0) 4))) (= (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 (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ (- 0) 4)))) (= (select |#memory_$Pointer$.offset| |append_#in~head.base|) (store (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) 4 0))) (<= 9 (select |#length| (@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 (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.base|) (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ (- 0) 4)))) (= (select |#memory_$Pointer$.offset| |append_#in~head.base|) (store (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) 4 0))) (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (<= 9 (select |#length| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#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|))))), 11144#(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))) (= |old(#length)| |#length|)), 11145#(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)) (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (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|))), 11146#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (and (or (and (= |append_#in~head.base| append_~head.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= 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 (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (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)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11147#(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(#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)|)) (or (and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base))) (or (and (= (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) (= |#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))) (not (= append_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11148#(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(#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)|)) (or (and (or (and (= (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_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= |#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))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11149#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base))) (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|)))) (= |append_#in~head.base| append_~head.base) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (not (= (select |#length| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)) 8)) (not (= (select (select |old(#memory_$Pointer$.offset)| append_~head.base) (+ append_~head.offset 4)) 0))) (or (not (= (select |#length| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|)) 8)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (not (= (select (select |old(#memory_$Pointer$.offset)| append_~head.base) (+ append_~head.offset 4)) 0))) (= |#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|))))) (= append_~head.base append_~node~0.base))) (not (= append_~head.offset 0))) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (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)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11150#(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|)) (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|)))) (not (= (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|)) 8)) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0))) (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|))) (not (= (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|)) 8)) (= (store |old(#memory_$Pointer$.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 (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 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|)) (or (= |#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|) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0)) (= 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|))) (not (= (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|)) 8))) (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|))) (not (= (select |#length| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) 8)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0))) (= (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 (= (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|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0)) (not (= (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|)) 8)) (= (@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 (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~head.base|) (not (= (select |#length| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) 8)) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0)) (= |#memory_$Pointer$.offset| |old(#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|)) (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|))))), 11151#(and (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)) (not (= (select |#valid| main_~list2~0.base) 0)) (not (= (select |#length| main_~list2~0.base) 9)) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset))), 11152#(and (not (= (select |#length| |append_#in~head.base|) 9)) (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|))), 11153#(and (= 0 (select (select |#memory_$Pointer$.base| append_~head.base) append_~head.offset)) (not (= (select |#length| append_~head.base) 9)) (not (= (select |#valid| append_~head.base) 0)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset))), 11154#(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|))), 11155#(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))), 11156#(and (not (= append_~head.base append_~node~0.base)) (= |append_#t~mem2.base| 0) (= 0 |append_#t~mem2.offset|)), 11157#(and (not (= append_~head.base append_~node~0.base)) |append_#t~short4|), 11116#true, 11117#false, 11118#(and (= 8 (select |#length| |main_#t~malloc15.base|)) (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 11119#(and (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 11120#(and (= (select |#valid| |main_#t~malloc18.base|) 1) (= (select |#length| |main_#t~malloc18.base|) (select |#length| main_~list~0.base)) (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)), 11121#(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)) (= (select |#length| main_~list2~0.base) (select |#length| main_~list~0.base)) (= (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) (= 8 (select |#length| main_~list2~0.base)) (= (select |#length| main_~list2~0.base) (select |#length| main_~list~0.base)) (= (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)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11124#(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)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 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)) (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= append_~head.base |append_#in~head.base|) (or (= 0 |append_#t~malloc0.offset|) (not (= append_~head.offset 0))) (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11126#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= append_~node~0.offset 0) (not (= 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|))))), 11127#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 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|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= append_~node~0.offset 0) (not (= 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| (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|))))), 11128#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 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|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (and (= append_~node~0.offset 0) (= 1 (select |#valid| append_~head.base))) (not (= 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| (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|))))), 11129#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 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|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= append_~head.base |append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (and (= append_~node~0.offset 0) (= (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4)) |append_#t~mem3.offset|) (= (select |#valid| append_~head.base) 1)) (not (= append_~head.offset 0))) (= |#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|))))), 11130#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 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|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 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))) (or (and (or (not |append_#t~short4|) (and (= append_~node~0.offset 0) (= (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4)) append_~node~0.offset))) (= (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|))))), 11131#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 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|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= append_~head.base |append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (and (= append_~node~0.offset 0) (= (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4)) append_~node~0.offset) (= (select |#valid| append_~head.base) 1)) (not (= append_~head.offset 0))) (= |#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|))))), 11132#(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)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |#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|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (and (= append_~node~0.offset 0) (= (select (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset) (+ append_~head.offset 4)) (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= (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|))))), 11133#(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|)))) (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|)) (= 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 (not (= |append_#in~head.offset| 0)) (and (= (select |#valid| |append_#in~head.base|) 1) (= (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|) 4) 0))) (= |#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|))))), 11134#(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|)) (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 (and (= (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) 4) 0) (= (select |#valid| |append_#in~head.base|) 1)) (not (= |append_#in~head.offset| 0))) (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|))))), 11135#(and (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) (= 8 (select |#length| main_~list2~0.base)) (not (= (select |#valid| main_~list~0.base) 0)) (= (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4)) 0) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) main_~list2~0.offset)))] [2018-02-04 15:50:45,620 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 15 proven. 64 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-02-04 15:50:45,620 INFO L409 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-02-04 15:50:45,620 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-02-04 15:50:45,620 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=1571, Unknown=0, NotChecked=0, Total=1722 [2018-02-04 15:50:45,620 INFO L87 Difference]: Start difference. First operand 225 states and 246 transitions. Second operand 42 states. [2018-02-04 15:50:46,373 WARN L143 SmtUtils]: Spent 316ms on a formula simplification that was a NOOP. DAG size: 118 [2018-02-04 15:50:47,243 WARN L143 SmtUtils]: Spent 363ms on a formula simplification that was a NOOP. DAG size: 125 [2018-02-04 15:50:49,373 WARN L146 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 147 DAG size of output 54 [2018-02-04 15:50:49,840 WARN L146 SmtUtils]: Spent 186ms on a formula simplification. DAG size of input: 181 DAG size of output 59 [2018-02-04 15:50:50,977 WARN L146 SmtUtils]: Spent 112ms on a formula simplification. DAG size of input: 178 DAG size of output 59 [2018-02-04 15:50:51,477 WARN L146 SmtUtils]: Spent 144ms on a formula simplification. DAG size of input: 165 DAG size of output 57 [2018-02-04 15:50:52,398 WARN L146 SmtUtils]: Spent 184ms on a formula simplification. DAG size of input: 176 DAG size of output 65 [2018-02-04 15:50:52,828 WARN L146 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 99 DAG size of output 80 [2018-02-04 15:50:53,125 WARN L146 SmtUtils]: Spent 145ms on a formula simplification. DAG size of input: 105 DAG size of output 84 [2018-02-04 15:50:53,354 WARN L146 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 172 DAG size of output 74 [2018-02-04 15:50:53,723 WARN L146 SmtUtils]: Spent 141ms on a formula simplification. DAG size of input: 181 DAG size of output 65 [2018-02-04 15:50:54,772 WARN L146 SmtUtils]: Spent 471ms on a formula simplification. DAG size of input: 184 DAG size of output 102 [2018-02-04 15:50:55,826 WARN L146 SmtUtils]: Spent 316ms on a formula simplification. DAG size of input: 100 DAG size of output 94 [2018-02-04 15:50:57,160 WARN L146 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 105 DAG size of output 75 [2018-02-04 15:50:57,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:50:57,268 INFO L93 Difference]: Finished difference Result 246 states and 267 transitions. [2018-02-04 15:50:57,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-02-04 15:50:57,268 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 96 [2018-02-04 15:50:57,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:50:57,269 INFO L225 Difference]: With dead ends: 246 [2018-02-04 15:50:57,269 INFO L226 Difference]: Without dead ends: 246 [2018-02-04 15:50:57,270 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 6 SyntacticMatches, 11 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1427 ImplicationChecksByTransitivity, 14.1s TimeCoverageRelationStatistics Valid=672, Invalid=5490, Unknown=0, NotChecked=0, Total=6162 [2018-02-04 15:50:57,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2018-02-04 15:50:57,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 223. [2018-02-04 15:50:57,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2018-02-04 15:50:57,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 243 transitions. [2018-02-04 15:50:57,274 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 243 transitions. Word has length 96 [2018-02-04 15:50:57,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:50:57,274 INFO L432 AbstractCegarLoop]: Abstraction has 223 states and 243 transitions. [2018-02-04 15:50:57,274 INFO L433 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-02-04 15:50:57,274 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 243 transitions. [2018-02-04 15:50:57,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-02-04 15:50:57,275 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:50:57,275 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 15:50:57,275 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 15:50:57,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1551576191, now seen corresponding path program 4 times [2018-02-04 15:50:57,275 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:50:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:50:57,381 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:50:59,248 WARN L146 SmtUtils]: Spent 203ms on a formula simplification. DAG size of input: 81 DAG size of output 74 [2018-02-04 15:50:59,737 WARN L146 SmtUtils]: Spent 288ms on a formula simplification. DAG size of input: 86 DAG size of output 82 [2018-02-04 15:51:00,925 WARN L146 SmtUtils]: Spent 243ms on a formula simplification. DAG size of input: 80 DAG size of output 79 [2018-02-04 15:51:02,313 WARN L146 SmtUtils]: Spent 1049ms on a formula simplification. DAG size of input: 116 DAG size of output 116 [2018-02-04 15:51:03,535 WARN L146 SmtUtils]: Spent 210ms on a formula simplification. DAG size of input: 84 DAG size of output 80 [2018-02-04 15:51:05,024 WARN L146 SmtUtils]: Spent 1020ms on a formula simplification. DAG size of input: 135 DAG size of output 126 [2018-02-04 15:51:06,425 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-02-04 15:51:06,426 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:51:06,426 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2018-02-04 15:51:06,426 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:51:06,426 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 15:51:06,427 INFO L182 omatonBuilderFactory]: Interpolants [11701#true, 11702#false, 11703#(and (= 8 (select |#length| |main_#t~malloc15.base|)) (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 11704#(and (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 11705#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 11706#(and (= 0 (select (select |#memory_$Pointer$.offset| main_~list~0.base) (+ main_~list~0.offset 4))) (= (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_#t~malloc18.offset|) (= (select |#length| |main_#t~malloc18.base|) (select |#length| main_~list~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 11707#(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) (= 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 main_~list2~0.offset) (= (select |#length| main_~list2~0.base) (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 11708#(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)) (<= (select |#length| main_~list~0.base) 8) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= (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))) (= 0 main_~list2~0.offset) (= (select |#valid| main_~list~0.base) 1)), 11709#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11710#(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)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 11711#(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)) (= (store |old(#length)| |append_#t~malloc0.base| (select |#length| |append_#t~malloc0.base|)) |#length|) (= 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)|)), 11712#(and (= 0 append_~node~0.offset) (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 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|))))), 11713#(and (= 0 append_~node~0.offset) (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 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|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 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|))))), 11714#(and (= 0 append_~node~0.offset) (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 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|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 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))) (= 1 (select |#valid| append_~head.base)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11715#(and (= 0 append_~node~0.offset) (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 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|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 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))) (= (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4)) |append_#t~mem3.offset|) (= (select |#valid| append_~head.base) 1) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11716#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 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|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= append_~head.base |append_#in~head.base|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (not |append_#t~short4|) (= (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4)) append_~node~0.offset)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= (select |#valid| append_~head.base) 1) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11717#(and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= 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|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 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))) (= (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4)) append_~node~0.offset) (= (select |#valid| append_~head.base) 1) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11718#(and (or (= append_~node~0.base append_~head.base) (= (select |#memory_$Pointer$.offset| append_~head.base) (store (select |old(#memory_$Pointer$.offset)| append_~head.base) append_~head.offset (select (select |#memory_$Pointer$.offset| append_~head.base) append_~head.offset)))) (= |#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)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= |#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|) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (= (select (store (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4) append_~node~0.offset) (+ append_~head.offset 4)) (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= (select |#valid| append_~head.base) 1) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11719#(and (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) (or (<= (@diff (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (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) (= (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (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|)) (not (= |append_#in~head.offset| 0))) (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)))) (= (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|) (store (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (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|)) (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|) (@diff (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (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|))))) (= |#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|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11720#(and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (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|)))) (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)|)) (= (select |#valid| |append_#in~head.base|) 1) (= (store (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (select |#memory_$Pointer$.offset| |append_#in~head.base|)) (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (@diff (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (select |#memory_$Pointer$.offset| |append_#in~head.base|)))) (select |#memory_$Pointer$.offset| |append_#in~head.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 (not (= |append_#in~head.offset| 0)) (= (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (select |#memory_$Pointer$.offset| |append_#in~head.base|)) (<= (@diff (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (select |#memory_$Pointer$.offset| |append_#in~head.base|)) 0)) (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|))) (= 0 (select |old(#valid)| |append_#in~head.base|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11721#(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) (<= (select |#length| main_~list2~0.base) 8) (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)))), 11722#(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|)), 11723#(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)))), 11724#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (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|)))) (= 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|)))) (or (not (= append_~head.base append_~node~0.base)) (= append_~node~0.base |append_#in~head.base|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11725#(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 (not (= append_~head.base append_~node~0.base)) (= append_~node~0.base |append_#in~head.base|)) (or (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_~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|))))), 11726#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (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_~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)))) (= append_~head.base append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (not (= append_~head.base append_~node~0.base)) (= append_~node~0.base |append_#in~head.base|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 11727#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (and (= append_~node~0.base |append_#in~head.base|) (= append_~head.base append_~node~0.base)) (and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (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_~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|))))), 11728#(and (or (and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (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|) (or (= |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|)))) (= 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)))) (and (= append_~node~0.base |append_#in~head.base|) (= append_~head.base append_~node~0.base))) (= 0 (select |old(#valid)| append_~node~0.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|))))), 11729#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (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_~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 (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)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))) (and (= append_~head.base |append_#in~head.base|) (or (= append_~node~0.base append_~head.base) (not (= (select (select |old(#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 (= 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 (and (= append_~head.base |append_#in~head.base|) (or (= append_~node~0.base append_~head.base) (not (= (select (select |old(#memory_$Pointer$.offset)| append_~head.base) (+ append_~head.offset 4)) 0)))) (<= 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)))) (and (= append_~node~0.base |append_#in~head.base|) (= append_~head.base append_~node~0.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|))))), 11730#(and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (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 (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 (= (@diff (store |old(#memory_$Pointer$.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|)))) (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |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|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0))) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))))) (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)|) (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 |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0))))) (= (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 (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 (store |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|)))) (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|)) (or (<= 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))) (= |#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|)) (= (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 (= 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 (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 |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |append_#in~head.base|) (+ (- 0) 4)) 0)))) (= |#memory_$Pointer$.offset| |old(#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|))))), 11731#(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)) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4)))), 11732#(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)|)), 11733#(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|) (= 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)|)), 11734#(and (= 0 append_~node~0.offset) (= 0 (select |old(#valid)| append_~node~0.base)) (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|))))), 11735#(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|) (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_#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|))))), 11736#(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(#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|) (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))) (= |#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|))))), 11737#(and (= 0 (select |old(#valid)| append_~node~0.base)) (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 (= (@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|)) (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|))))), 11738#(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|)) (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|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= (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|)))) (= (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|))))), 11739#(and (not (= (select |#valid| main_~list2~0.base) 0)) (or (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) (+ main_~list2~0.offset 4))) (= 1 (select |#valid| (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)))), 11740#(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))), 11741#(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)), 11742#(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|))), 11743#(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)))))), 11744#(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))), 11745#(and (or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= 0 |append_#t~mem3.base|)) (= 0 |append_#t~mem3.offset|) (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) (= 1 (select |#valid| append_~node~0.base))), 11746#(and (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) (or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= 1 (select |#valid| append_~node~0.base))) |append_#t~short4|)), 11747#(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))), 11748#(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)), 11749#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (= append_~head.offset 0)), 11750#(= 1 (select |#valid| |append_#t~mem12.base|))] [2018-02-04 15:51:06,427 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-02-04 15:51:06,432 INFO L409 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-02-04 15:51:06,432 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-02-04 15:51:06,432 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=2235, Unknown=0, NotChecked=0, Total=2450 [2018-02-04 15:51:06,432 INFO L87 Difference]: Start difference. First operand 223 states and 243 transitions. Second operand 50 states. [2018-02-04 15:51:08,952 WARN L146 SmtUtils]: Spent 1826ms on a formula simplification. DAG size of input: 182 DAG size of output 176 [2018-02-04 15:51:11,465 WARN L146 SmtUtils]: Spent 1882ms on a formula simplification. DAG size of input: 189 DAG size of output 183 [2018-02-04 15:51:14,331 WARN L146 SmtUtils]: Spent 199ms on a formula simplification. DAG size of input: 106 DAG size of output 61 [2018-02-04 15:51:15,102 WARN L146 SmtUtils]: Spent 368ms on a formula simplification. DAG size of input: 109 DAG size of output 103 [2018-02-04 15:51:16,469 WARN L146 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 102 DAG size of output 62 [2018-02-04 15:51:17,626 WARN L146 SmtUtils]: Spent 151ms on a formula simplification. DAG size of input: 135 DAG size of output 71 [2018-02-04 15:51:18,201 WARN L146 SmtUtils]: Spent 139ms on a formula simplification. DAG size of input: 135 DAG size of output 69 [2018-02-04 15:51:18,834 WARN L146 SmtUtils]: Spent 372ms on a formula simplification. DAG size of input: 119 DAG size of output 106 [2018-02-04 15:51:19,480 WARN L146 SmtUtils]: Spent 360ms on a formula simplification. DAG size of input: 116 DAG size of output 103 [2018-02-04 15:51:21,996 WARN L146 SmtUtils]: Spent 1745ms on a formula simplification. DAG size of input: 174 DAG size of output 168 [2018-02-04 15:51:23,272 WARN L146 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 99 DAG size of output 67 [2018-02-04 15:51:24,134 WARN L146 SmtUtils]: Spent 458ms on a formula simplification. DAG size of input: 149 DAG size of output 115 [2018-02-04 15:51:24,309 WARN L146 SmtUtils]: Spent 119ms on a formula simplification. DAG size of input: 102 DAG size of output 68 [2018-02-04 15:51:24,916 WARN L146 SmtUtils]: Spent 415ms on a formula simplification. DAG size of input: 146 DAG size of output 111 [2018-02-04 15:51:25,640 WARN L146 SmtUtils]: Spent 413ms on a formula simplification. DAG size of input: 149 DAG size of output 113 [2018-02-04 15:51:28,125 WARN L146 SmtUtils]: Spent 1866ms on a formula simplification. DAG size of input: 187 DAG size of output 181 [2018-02-04 15:51:28,729 WARN L146 SmtUtils]: Spent 364ms on a formula simplification. DAG size of input: 146 DAG size of output 110 [2018-02-04 15:51:32,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:51:32,941 INFO L93 Difference]: Finished difference Result 447 states and 488 transitions. [2018-02-04 15:51:32,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2018-02-04 15:51:32,942 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 98 [2018-02-04 15:51:32,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:51:32,943 INFO L225 Difference]: With dead ends: 447 [2018-02-04 15:51:32,943 INFO L226 Difference]: Without dead ends: 447 [2018-02-04 15:51:32,945 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 6 SyntacticMatches, 5 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2452 ImplicationChecksByTransitivity, 27.2s TimeCoverageRelationStatistics Valid=1111, Invalid=8789, Unknown=0, NotChecked=0, Total=9900 [2018-02-04 15:51:32,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 447 states. [2018-02-04 15:51:32,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 447 to 255. [2018-02-04 15:51:32,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 255 states. [2018-02-04 15:51:32,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 279 transitions. [2018-02-04 15:51:32,951 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 279 transitions. Word has length 98 [2018-02-04 15:51:32,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:51:32,951 INFO L432 AbstractCegarLoop]: Abstraction has 255 states and 279 transitions. [2018-02-04 15:51:32,951 INFO L433 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-02-04 15:51:32,951 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 279 transitions. [2018-02-04 15:51:32,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-02-04 15:51:32,952 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:51:32,952 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 15:51:32,952 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 15:51:32,952 INFO L82 PathProgramCache]: Analyzing trace with hash 1551576192, now seen corresponding path program 1 times [2018-02-04 15:51:32,953 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:51:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:51:33,049 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:51:34,304 WARN L146 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 60 DAG size of output 59 [2018-02-04 15:51:34,813 WARN L146 SmtUtils]: Spent 136ms on a formula simplification. DAG size of input: 78 DAG size of output 74 [2018-02-04 15:51:35,183 WARN L146 SmtUtils]: Spent 237ms on a formula simplification. DAG size of input: 85 DAG size of output 83 [2018-02-04 15:51:35,952 WARN L146 SmtUtils]: Spent 297ms on a formula simplification. DAG size of input: 76 DAG size of output 72 [2018-02-04 15:51:36,769 WARN L146 SmtUtils]: Spent 580ms on a formula simplification. DAG size of input: 96 DAG size of output 96 [2018-02-04 15:51:37,830 WARN L146 SmtUtils]: Spent 310ms on a formula simplification. DAG size of input: 123 DAG size of output 87 [2018-02-04 15:51:41,068 WARN L146 SmtUtils]: Spent 2357ms on a formula simplification. DAG size of input: 276 DAG size of output 163 [2018-02-04 15:51:42,125 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 3 proven. 81 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-02-04 15:51:42,125 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:51:42,126 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2018-02-04 15:51:42,126 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:51:42,126 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 15:51:42,127 INFO L182 omatonBuilderFactory]: Interpolants [12553#true, 12554#false, 12555#(and (= 8 (select |#length| |main_#t~malloc15.base|)) (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 12556#(and (= 0 main_~list~0.offset) (= 8 (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 12557#(and (= (select |#valid| |main_#t~malloc18.base|) 1) (<= (select |#length| main_~list~0.base) 8) (= 0 |main_#t~malloc18.offset|) (not (= main_~list~0.base |main_#t~malloc18.base|)) (= 0 main_~list~0.offset) (= (select |#length| |main_#t~malloc18.base|) (select |#length| main_~list~0.base)) (= (select |#valid| main_~list~0.base) 1)), 12558#(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) (= (select |#length| main_~list2~0.base) (select |#length| main_~list~0.base)) (= 0 main_~list2~0.offset) (= (select |#valid| main_~list~0.base) 1)), 12559#(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) (= (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))) (= 0 main_~list2~0.offset) (= (select |#valid| main_~list~0.base) 1)), 12560#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12561#(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)))), 12562#(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 (or (= |append_#t~malloc0.base| append_~head.base) (= (select |old(#length)| append_~head.base) (select |#length| append_~head.base))) (= append_~head.base |append_#in~head.base|) (or (= (select |#length| append_~head.base) 9) (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))) (= 0 (select |old(#valid)| |append_#t~malloc0.base|))), 12563#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= (select |#length| append_~head.base) 9) (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|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#length)| append_~head.base) (select |#length| append_~head.base)) (= 0 (select |old(#valid)| append_~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))) (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|))))), 12564#(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 (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#length)| append_~head.base) (select |#length| append_~head.base)) (= 0 (select |old(#valid)| append_~head.base))) (or (= (select |#length| append_~head.base) 9) (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|)))) (= |#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))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12565#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~head.base |append_#in~head.base|) (or (= (select |old(#length)| append_~head.base) (select |#length| append_~head.base)) (= 0 (select |old(#valid)| append_~head.base))) (or (= (select |#length| append_~head.base) 9) (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|)))) (= |#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|))))), 12566#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= append_~head.base append_~node~0.base))) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= (select |#length| append_~head.base) 9) (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|)) (= |#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|) (or (= (select |old(#length)| append_~head.base) (select |#length| append_~head.base)) (= 0 (select |old(#valid)| append_~head.base)))) (= 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|))))), 12567#(and (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (not (= |append_#in~head.offset| 0)) (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|)) (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)))) (= |#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|))))) (<= 9 (select |old(#length)| |append_#in~head.base|))) (= 0 (select |old(#valid)| append_~node~0.base)) (= (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 (= |#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|))))), 12568#(and (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| |append_#in~head.base|)) (and (= (select |#valid| |append_#in~head.base|) 1) (or (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|)))) (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|))) (<= 9 (select |old(#length)| |append_#in~head.base|))) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ (- 0) 4))))) (not (= |append_#in~head.offset| 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12569#(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)) (not (= (select |#length| main_~list2~0.base) 9)) (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)), 12570#(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)))), 12571#(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(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#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)|)) (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|))))), 12572#(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|) (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_#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|))))), 12573#(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|) (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|) (= 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|))))), 12574#(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 (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|)))) (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))) (= (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|))) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= append_~head.base |append_#in~head.base|) (or (and (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))) (= (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|))) (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))) (= |#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_~head.offset 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12575#(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)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= 0 (select |old(#valid)| |append_#in~head.base|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) |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|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) |append_#in~head.base|) (= (@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 |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)) |append_#in~head.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|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) |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|))) (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|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) |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 (= 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|)))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) (+ (- 0) 4)) |append_#in~head.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|))))), 12576#(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)) (not (= (select |#length| main_~list2~0.base) 9)) (= 0 main_~list2~0.offset) (= 0 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ main_~list2~0.offset 4)))), 12577#(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)|)), 12578#(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)|)), 12579#(and (= 0 append_~node~0.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 (= 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|))))), 12580#(and (= 0 append_~node~0.offset) (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|)))) (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|))))), 12581#(and (= 0 append_~node~0.offset) (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_~head.base |append_#in~head.base|) (= 9 (select |#length| append_~node~0.base)) (= (select |#valid| append_~node~0.base) 1) (= |#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|))))), 12582#(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_~head.base |append_#in~head.base|) (= 9 (select |#length| append_~node~0.base)) (or (and (= 0 append_~node~0.offset) (= (select |#valid| append_~node~0.base) 1)) (= 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 (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12583#(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|) (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|))))) (= 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_$Pointer$.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|)))))) (= (select |#valid| append_~node~0.base) 1)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.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)|)) (or (= (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|))) (= (select |#valid| append_~node~0.base) 1) (= 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|))))) (= 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_$Pointer$.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|)) (= |#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|))))), 12584#(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|) (= |#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 (= 0 (select (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.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|))))) (= 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 |#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|))))) 1) (= (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|))))))) (= 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|)))) (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (or (= 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|))) (and (= 9 (select |#length| (select (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.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 |#valid| (select (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.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|))))) 1) (= 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|)))) (= (store |old(#memory_$Pointer$.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 (= 9 (select |#length| (select (select |#memory_$Pointer$.base| (@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 |#valid| (select (select |#memory_$Pointer$.base| (@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|))))) 1) (= (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|)))))) (= 9 (select |#length| (@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)|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~head.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|)))))) (= 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 |#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|))))) 1) (= 0 (select (select |#memory_$Pointer$.offset| (@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)|) (= 9 (select |#length| (@diff |old(#memory_$Pointer$.base)| |#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 (= (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|) (or (= 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|))) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| (@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|))))) 1) (= 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|))) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| (@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 (store |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 (and (or (and (= (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|))))) 1) (= 0 (select (select |#memory_$Pointer$.offset| (@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|))))) (= 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|))))))) (= (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|)))) (= 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|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 12585#(and (or (and (= 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) (+ main_~list2~0.offset 4)))) (and (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 (select (select |#memory_$Pointer$.offset| main_~list2~0.base) (+ 0 4))))) (not (= (select |#valid| main_~list2~0.base) 0)) (= 0 main_~list2~0.offset)), 12586#(and (= 0 |append_#in~head.offset|) (or (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 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ 0 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~head.base|) (+ 0 4))) (= 0 (select (select |#memory_$Pointer$.base| |append_#in~head.base|) (+ 0 4))))) (not (= (select |#valid| |append_#in~head.base|) 0))), 12587#(and (= append_~head.offset 0) (or (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)))) (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))) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))))), 12588#(and (or (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)))) (and (= 0 (select (select |#memory_$Pointer$.offset| 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|))), 12589#(and (= append_~head.offset 0) (or (and (not (= append_~head.base append_~node~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))) (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))))), 12590#(and (or (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))) (= |append_#t~mem3.base| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))) (and (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))))) (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0)), 12591#(and (or |append_#t~short4| (and (= 0 (select (select |#memory_$Pointer$.offset| append_~head.base) (+ append_~head.offset 4))) (not (= append_~head.base append_~node~0.base)) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4)))))) (= append_~head.offset 0)), 12592#(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) (= 9 (select |#length| (select (select |#memory_$Pointer$.base| append_~head.base) (+ append_~head.offset 4))))), 12593#(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))))), 12594#(and (= (select |#length| |append_#t~mem12.base|) 9) (= |append_#t~mem12.offset| 0))] [2018-02-04 15:51:42,128 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 3 proven. 81 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-02-04 15:51:42,128 INFO L409 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-02-04 15:51:42,128 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-02-04 15:51:42,128 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1594, Unknown=0, NotChecked=0, Total=1722 [2018-02-04 15:51:42,128 INFO L87 Difference]: Start difference. First operand 255 states and 279 transitions. Second operand 42 states. [2018-02-04 15:51:45,111 WARN L146 SmtUtils]: Spent 2388ms on a formula simplification. DAG size of input: 207 DAG size of output 207 [2018-02-04 15:51:48,403 WARN L146 SmtUtils]: Spent 2558ms on a formula simplification. DAG size of input: 214 DAG size of output 214 [2018-02-04 15:51:49,978 WARN L146 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 115 DAG size of output 54 [2018-02-04 15:51:52,493 WARN L146 SmtUtils]: Spent 1785ms on a formula simplification. DAG size of input: 186 DAG size of output 153 [2018-02-04 15:51:57,419 WARN L146 SmtUtils]: Spent 4046ms on a formula simplification. DAG size of input: 269 DAG size of output 241 [2018-02-04 15:51:58,171 WARN L146 SmtUtils]: Spent 162ms on a formula simplification. DAG size of input: 107 DAG size of output 84 [2018-02-04 15:51:58,832 WARN L146 SmtUtils]: Spent 111ms on a formula simplification. DAG size of input: 223 DAG size of output 60 [2018-02-04 15:51:59,100 WARN L146 SmtUtils]: Spent 157ms on a formula simplification. DAG size of input: 159 DAG size of output 73 [2018-02-04 15:51:59,438 WARN L146 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 124 DAG size of output 70 [2018-02-04 15:51:59,664 WARN L146 SmtUtils]: Spent 170ms on a formula simplification. DAG size of input: 126 DAG size of output 72 [2018-02-04 15:51:59,892 WARN L146 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 130 DAG size of output 77 [2018-02-04 15:52:01,753 WARN L146 SmtUtils]: Spent 1362ms on a formula simplification. DAG size of input: 228 DAG size of output 162 [2018-02-04 15:52:02,003 WARN L146 SmtUtils]: Spent 130ms on a formula simplification. DAG size of input: 84 DAG size of output 61 [2018-02-04 15:52:02,933 WARN L146 SmtUtils]: Spent 562ms on a formula simplification. DAG size of input: 114 DAG size of output 114 [2018-02-04 15:52:05,831 WARN L146 SmtUtils]: Spent 2150ms on a formula simplification. DAG size of input: 199 DAG size of output 199 [2018-02-04 15:52:08,316 WARN L146 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 121 DAG size of output 68 [2018-02-04 15:52:08,620 WARN L146 SmtUtils]: Spent 116ms on a formula simplification. DAG size of input: 127 DAG size of output 72 [2018-02-04 15:52:09,391 WARN L146 SmtUtils]: Spent 582ms on a formula simplification. DAG size of input: 160 DAG size of output 129 [2018-02-04 15:52:10,067 WARN L146 SmtUtils]: Spent 528ms on a formula simplification. DAG size of input: 155 DAG size of output 127 [2018-02-04 15:52:10,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:52:10,922 INFO L93 Difference]: Finished difference Result 279 states and 303 transitions. [2018-02-04 15:52:10,922 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-02-04 15:52:10,922 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 98 [2018-02-04 15:52:10,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:52:10,923 INFO L225 Difference]: With dead ends: 279 [2018-02-04 15:52:10,923 INFO L226 Difference]: Without dead ends: 279 [2018-02-04 15:52:10,924 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 9 SyntacticMatches, 7 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1171 ImplicationChecksByTransitivity, 30.9s TimeCoverageRelationStatistics Valid=580, Invalid=4822, Unknown=0, NotChecked=0, Total=5402 [2018-02-04 15:52:10,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2018-02-04 15:52:10,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 254. [2018-02-04 15:52:10,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2018-02-04 15:52:10,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 277 transitions. [2018-02-04 15:52:10,928 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 277 transitions. Word has length 98 [2018-02-04 15:52:10,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:52:10,928 INFO L432 AbstractCegarLoop]: Abstraction has 254 states and 277 transitions. [2018-02-04 15:52:10,928 INFO L433 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-02-04 15:52:10,929 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 277 transitions. [2018-02-04 15:52:10,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2018-02-04 15:52:10,929 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:52:10,929 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, 1, 1] [2018-02-04 15:52:10,930 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 15:52:10,930 INFO L82 PathProgramCache]: Analyzing trace with hash -317943069, now seen corresponding path program 1 times [2018-02-04 15:52:10,930 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:52:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:52:10,945 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:52:10,972 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 15:52:10,972 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:52:10,972 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-02-04 15:52:10,972 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:52:10,972 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 15:52:10,973 INFO L182 omatonBuilderFactory]: Interpolants [13192#true, 13193#false, 13194#(= main_~c~0 0), 13195#(<= main_~c~0 1), 13196#(<= main_~c~0 2), 13197#(<= main_~c~0 3)] [2018-02-04 15:52:10,973 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 15:52:10,973 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-04 15:52:10,973 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-04 15:52:10,973 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-02-04 15:52:10,973 INFO L87 Difference]: Start difference. First operand 254 states and 277 transitions. Second operand 6 states. [2018-02-04 15:52:10,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:52:10,991 INFO L93 Difference]: Finished difference Result 288 states and 305 transitions. [2018-02-04 15:52:10,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 15:52:10,991 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 100 [2018-02-04 15:52:10,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:52:10,992 INFO L225 Difference]: With dead ends: 288 [2018-02-04 15:52:10,992 INFO L226 Difference]: Without dead ends: 288 [2018-02-04 15:52:10,992 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 15:52:10,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2018-02-04 15:52:10,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 265. [2018-02-04 15:52:10,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-02-04 15:52:10,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 293 transitions. [2018-02-04 15:52:10,995 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 293 transitions. Word has length 100 [2018-02-04 15:52:10,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:52:10,996 INFO L432 AbstractCegarLoop]: Abstraction has 265 states and 293 transitions. [2018-02-04 15:52:10,996 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-04 15:52:10,996 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 293 transitions. [2018-02-04 15:52:10,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-02-04 15:52:10,997 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:52:10,997 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 15:52:10,997 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 15:52:10,997 INFO L82 PathProgramCache]: Analyzing trace with hash 98334173, now seen corresponding path program 2 times [2018-02-04 15:52:10,998 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:52:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:52:11,015 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:52:11,064 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 15:52:11,064 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:52:11,064 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-02-04 15:52:11,065 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:52:11,065 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 15:52:11,065 INFO L182 omatonBuilderFactory]: Interpolants [13751#true, 13752#false, 13753#(= main_~c~0 0), 13754#(<= main_~c~0 1), 13755#(<= main_~c~0 2), 13756#(<= main_~c~0 3), 13757#(<= main_~c~0 4)] [2018-02-04 15:52:11,065 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 15:52:11,065 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 15:52:11,066 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 15:52:11,066 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-02-04 15:52:11,066 INFO L87 Difference]: Start difference. First operand 265 states and 293 transitions. Second operand 7 states. [2018-02-04 15:52:11,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:52:11,121 INFO L93 Difference]: Finished difference Result 292 states and 309 transitions. [2018-02-04 15:52:11,121 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 15:52:11,121 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 120 [2018-02-04 15:52:11,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:52:11,122 INFO L225 Difference]: With dead ends: 292 [2018-02-04 15:52:11,122 INFO L226 Difference]: Without dead ends: 292 [2018-02-04 15:52:11,123 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 15:52:11,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2018-02-04 15:52:11,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 276. [2018-02-04 15:52:11,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 276 states. [2018-02-04 15:52:11,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 309 transitions. [2018-02-04 15:52:11,127 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 309 transitions. Word has length 120 [2018-02-04 15:52:11,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:52:11,127 INFO L432 AbstractCegarLoop]: Abstraction has 276 states and 309 transitions. [2018-02-04 15:52:11,127 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 15:52:11,128 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 309 transitions. [2018-02-04 15:52:11,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2018-02-04 15:52:11,128 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:52:11,129 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 15:52:11,129 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 15:52:11,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1474678179, now seen corresponding path program 5 times [2018-02-04 15:52:11,129 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:52:11,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:52:11,409 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:52:13,042 WARN L146 SmtUtils]: Spent 160ms on a formula simplification. DAG size of input: 70 DAG size of output 68 [2018-02-04 15:52:13,757 WARN L146 SmtUtils]: Spent 235ms on a formula simplification. DAG size of input: 77 DAG size of output 67 [2018-02-04 15:52:14,389 WARN L146 SmtUtils]: Spent 448ms on a formula simplification. DAG size of input: 95 DAG size of output 95 [2018-02-04 15:52:15,728 WARN L146 SmtUtils]: Spent 146ms on a formula simplification. DAG size of input: 76 DAG size of output 62 [2018-02-04 15:52:16,257 WARN L143 SmtUtils]: Spent 222ms on a formula simplification that was a NOOP. DAG size: 93 [2018-02-04 15:52:17,305 WARN L146 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 64 DAG size of output 59 [2018-02-04 15:52:18,002 WARN L143 SmtUtils]: Spent 216ms on a formula simplification that was a NOOP. DAG size: 85 [2018-02-04 15:52:18,928 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 24 proven. 124 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-02-04 15:52:18,928 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:52:18,928 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2018-02-04 15:52:18,928 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:52:18,929 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-02-04 15:52:18,929 INFO L182 omatonBuilderFactory]: Interpolants [14336#(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 (and (= 0 (select |old(#valid)| append_~node~0.base)) (= |append_#in~head.base| append_~head.base) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= 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))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14337#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (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_#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)))) (= 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|))))), 14338#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (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_#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)))) (= 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|))))), 14339#(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 (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_#in~head.base| append_~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))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14340#(and (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|)) (= |#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)))) (= 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 (= (@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|))))), 14341#(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|))))), 14342#(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)) (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)))), 14343#(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|) (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0)))), 14344#(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 (= 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|))))), 14345#(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 (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= 1 (select |#valid| append_~node~0.base)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14346#(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))) (= (select |#valid| append_~head.base) 1)) (not (= append_~head.offset 0))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= 1 (select |#valid| append_~node~0.base)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14347#(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)) (= (select |#valid| append_~head.base) 1)) (not (= append_~head.offset 0))) (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|))))), 14348#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= append_~head.base |append_#t~mem12.base|) (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_#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))) (or (= |#valid| |old(#valid)|) (= (select |#valid| append_~node~0.base) 1)) (= (select |#valid| append_~head.base) 1))) (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))) (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|))))), 14349#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (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 (= (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|)))) (= 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|)))) (or (= |#valid| |old(#valid)|) (= (select |#valid| append_~node~0.base) 1)) (= (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|))))), 14350#(and (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|) (and (= (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|))) (= (@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|))) (= 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)|)) (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|)) (not (= |append_#in~head.offset| 0))) (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|))))), 14351#(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 (= (select |#valid| main_~list2~0.base) 0)) (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)), 14352#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (or (and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= |#valid| |old(#valid)|) (= append_~head.base |append_#in~head.base|)), 14353#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= append_~head.base |append_#in~head.base|) (or (and (= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.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|))), 14354#(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 (and (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#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)))), 14355#(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 (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (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)))), 14356#(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 (and (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (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))) (= (select |#valid| append_~head.base) 1) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 14357#(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 (and (= (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|) (= append_~head.base |append_#t~mem12.base|) (= append_~head.base 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 (= |#valid| |old(#valid)|) (= (select |#valid| append_~node~0.base) 1)) (= (select |#valid| append_~head.base) 1) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0)))), 14358#(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|) (= (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) (= (@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 (= (@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|)))) (or (= |#valid| |old(#valid)|) (= (select |#valid| append_~node~0.base) 1)) (= (select |#valid| append_~head.base) 1) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= append_~head.offset 0))) (= append_~head.base |append_#in~head.base|)), 14359#(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|))) (= 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)|)) (= (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|) (= (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 (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (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|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= |append_#in~head.offset| 0))), 14360#(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 (= 0 (select |old(#valid)| |append_#t~malloc0.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0))) (= append_~head.base |append_#in~head.base|)), 14361#(and (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|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))) (or (and (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= append_~head.offset 0)))), 14362#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= append_~head.base |append_#in~head.base|) (or (= |#valid| |old(#valid)|) (and (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= 1 (select |#valid| append_~node~0.base)))) (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|) (= |#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|))))), 14363#(and (or (= |append_#in~head.offset| append_~head.offset) (= append_~head.offset 0)) (= append_~head.base |append_#in~head.base|) (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#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|) (= |#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|))))), 14364#(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 (= (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))))) (= 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|))))), 14365#(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 (= (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|)) (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)))) (= |#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))) (= 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|))))), 14366#(and (or (= (select |#valid| (@diff |old(#valid)| |#valid|)) 1) (= |#valid| |old(#valid)|)) (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 (= 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))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14367#(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)))), 14368#(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)))), 14369#(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)), 14370#(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|))), 14371#(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)), 14372#(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)))), 14373#(and (not (= append_~head.base append_~node~0.base)) (= append_~head.offset 0) |append_#t~short4|), 14326#true, 14327#false, 14328#(and (= (select |#valid| |main_#t~malloc15.base|) 1) (= 0 |main_#t~malloc15.offset|)), 14329#(and (= 0 main_~list~0.offset) (= (select |#valid| main_~list~0.base) 1)), 14330#(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)), 14331#(and (not (= main_~list~0.base main_~list2~0.base)) (= 0 main_~list~0.offset) (= (select |#valid| main_~list2~0.base) 1) (= 0 main_~list2~0.offset) (= (select |#valid| main_~list~0.base) 1)), 14332#(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 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)), 14333#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 14334#(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)))), 14335#(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|)))] [2018-02-04 15:52:18,930 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 24 proven. 124 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2018-02-04 15:52:18,930 INFO L409 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-02-04 15:52:18,930 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-02-04 15:52:18,931 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=2121, Unknown=0, NotChecked=0, Total=2256 [2018-02-04 15:52:18,931 INFO L87 Difference]: Start difference. First operand 276 states and 309 transitions. Second operand 48 states. [2018-02-04 15:52:19,432 WARN L143 SmtUtils]: Spent 211ms on a formula simplification that was a NOOP. DAG size: 90 [2018-02-04 15:52:20,044 WARN L143 SmtUtils]: Spent 247ms on a formula simplification that was a NOOP. DAG size: 95 [2018-02-04 15:52:21,155 WARN L146 SmtUtils]: Spent 103ms on a formula simplification. DAG size of input: 104 DAG size of output 33 [2018-02-04 15:52:21,883 WARN L146 SmtUtils]: Spent 202ms on a formula simplification. DAG size of input: 91 DAG size of output 76 [2018-02-04 15:52:22,947 WARN L146 SmtUtils]: Spent 704ms on a formula simplification. DAG size of input: 175 DAG size of output 83 [2018-02-04 15:52:23,920 WARN L146 SmtUtils]: Spent 577ms on a formula simplification. DAG size of input: 173 DAG size of output 78 [2018-02-04 15:52:26,820 WARN L146 SmtUtils]: Spent 596ms on a formula simplification. DAG size of input: 183 DAG size of output 95 [2018-02-04 15:52:27,235 WARN L146 SmtUtils]: Spent 247ms on a formula simplification. DAG size of input: 82 DAG size of output 71 [2018-02-04 15:52:28,131 WARN L146 SmtUtils]: Spent 600ms on a formula simplification. DAG size of input: 105 DAG size of output 96 [2018-02-04 15:52:29,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:52:29,345 INFO L93 Difference]: Finished difference Result 280 states and 314 transitions. [2018-02-04 15:52:29,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-02-04 15:52:29,345 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 120 [2018-02-04 15:52:29,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:52:29,346 INFO L225 Difference]: With dead ends: 280 [2018-02-04 15:52:29,346 INFO L226 Difference]: Without dead ends: 280 [2018-02-04 15:52:29,347 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 13 SyntacticMatches, 12 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1212 ImplicationChecksByTransitivity, 13.7s TimeCoverageRelationStatistics Valid=478, Invalid=5222, Unknown=0, NotChecked=0, Total=5700 [2018-02-04 15:52:29,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2018-02-04 15:52:29,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 193. [2018-02-04 15:52:29,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2018-02-04 15:52:29,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 218 transitions. [2018-02-04 15:52:29,350 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 218 transitions. Word has length 120 [2018-02-04 15:52:29,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:52:29,351 INFO L432 AbstractCegarLoop]: Abstraction has 193 states and 218 transitions. [2018-02-04 15:52:29,351 INFO L433 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-02-04 15:52:29,351 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 218 transitions. [2018-02-04 15:52:29,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2018-02-04 15:52:29,352 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:52:29,352 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 15:52:29,352 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 15:52:29,352 INFO L82 PathProgramCache]: Analyzing trace with hash -146335785, now seen corresponding path program 3 times [2018-02-04 15:52:29,352 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:52:29,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:52:29,393 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:52:29,879 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 191 proven. 38 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-02-04 15:52:29,880 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:52:29,880 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-02-04 15:52:29,880 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:52:29,880 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 57 proven. 38 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-02-04 15:52:29,880 INFO L182 omatonBuilderFactory]: Interpolants [14912#(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)))), 14913#(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|)))), 14914#(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|)))), 14915#(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|))))), 14916#(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|))))), 14917#(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|))), 14918#(and (not (= (select |#valid| main_~list2~0.base) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)))), 14919#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 14920#(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))), 14921#(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|))), 14922#(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|)))), 14923#(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|)))), 14924#(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|)))), 14925#(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|)))), 14926#(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|)))), 14927#(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|)))), 14928#(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|)))), 14929#(or (= 0 (select |old(#valid)| |append_#in~head.base|)) (= 0 (select (select |old(#memory_$Pointer$.base)| |append_#in~head.base|) |append_#in~head.offset|))), 14903#true, 14904#false, 14905#(= append_~head.base |append_#in~head.base|), 14906#(and (= append_~head.base |append_#in~head.base|) (= 1 (select |#valid| append_~head.base))), 14907#(= (select |#valid| |append_#in~head.base|) 1), 14908#(not (= (select |#valid| main_~list2~0.base) 0)), 14909#(= |#valid| |old(#valid)|), 14910#(and (= append_~head.offset |append_#in~head.offset|) (= |#valid| |old(#valid)|) (= |append_#in~head.base| append_~head.base)), 14911#(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|)))] [2018-02-04 15:52:29,880 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 191 proven. 38 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-02-04 15:52:29,881 INFO L409 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-02-04 15:52:29,881 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-02-04 15:52:29,881 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=617, Unknown=0, NotChecked=0, Total=702 [2018-02-04 15:52:29,881 INFO L87 Difference]: Start difference. First operand 193 states and 218 transitions. Second operand 27 states. [2018-02-04 15:52:30,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:52:30,952 INFO L93 Difference]: Finished difference Result 261 states and 293 transitions. [2018-02-04 15:52:30,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-02-04 15:52:30,952 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 140 [2018-02-04 15:52:30,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:52:30,954 INFO L225 Difference]: With dead ends: 261 [2018-02-04 15:52:30,954 INFO L226 Difference]: Without dead ends: 261 [2018-02-04 15:52:30,954 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=247, Invalid=1313, Unknown=0, NotChecked=0, Total=1560 [2018-02-04 15:52:30,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2018-02-04 15:52:30,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 220. [2018-02-04 15:52:30,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2018-02-04 15:52:30,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 255 transitions. [2018-02-04 15:52:30,959 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 255 transitions. Word has length 140 [2018-02-04 15:52:30,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:52:30,959 INFO L432 AbstractCegarLoop]: Abstraction has 220 states and 255 transitions. [2018-02-04 15:52:30,959 INFO L433 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-02-04 15:52:30,960 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 255 transitions. [2018-02-04 15:52:30,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2018-02-04 15:52:30,961 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:52:30,961 INFO L351 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2018-02-04 15:52:30,961 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 15:52:30,961 INFO L82 PathProgramCache]: Analyzing trace with hash -604991633, now seen corresponding path program 1 times [2018-02-04 15:52:30,961 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:52:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:52:31,006 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:52:31,611 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 34 proven. 150 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-02-04 15:52:31,611 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 15:52:31,611 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-02-04 15:52:31,611 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 15:52:31,611 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-02-04 15:52:31,611 INFO L182 omatonBuilderFactory]: Interpolants [15441#true, 15442#false, 15443#(= (select |#valid| |main_#t~malloc18.base|) 1), 15444#(= (select |#valid| main_~list2~0.base) 1), 15445#(= |#valid| |old(#valid)|), 15446#(= |#valid| (store |old(#valid)| |append_#t~malloc0.base| (select |#valid| |append_#t~malloc0.base|))), 15447#(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|))))), 15448#(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|))))), 15449#(not (= (select |#valid| main_~list2~0.base) 0)), 15450#(and (= append_~head.offset |append_#in~head.offset|) (= |#valid| |old(#valid)|) (= |append_#in~head.base| append_~head.base)), 15451#(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|))), 15452#(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)))), 15453#(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|)))), 15454#(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|)))), 15455#(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|))))), 15456#(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|))))), 15457#(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|))), 15458#(and (= (select |#valid| main_~list2~0.base) 1) (not (= 0 (select (select |#memory_$Pointer$.base| main_~list2~0.base) main_~list2~0.offset)))), 15459#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 15460#(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))), 15461#(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|))), 15462#(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|)))), 15463#(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|)))), 15464#(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|)))), 15465#(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|)))), 15466#(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|)))), 15467#(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|)))), 15468#(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|)))), 15469#(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 15:52:31,611 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 34 proven. 150 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-02-04 15:52:31,612 INFO L409 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-02-04 15:52:31,612 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-02-04 15:52:31,612 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=721, Unknown=0, NotChecked=0, Total=812 [2018-02-04 15:52:31,612 INFO L87 Difference]: Start difference. First operand 220 states and 255 transitions. Second operand 29 states. [2018-02-04 15:52:33,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 15:52:33,563 INFO L93 Difference]: Finished difference Result 230 states and 249 transitions. [2018-02-04 15:52:33,563 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-02-04 15:52:33,563 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 144 [2018-02-04 15:52:33,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 15:52:33,564 INFO L225 Difference]: With dead ends: 230 [2018-02-04 15:52:33,564 INFO L226 Difference]: Without dead ends: 211 [2018-02-04 15:52:33,564 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 601 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=458, Invalid=2404, Unknown=0, NotChecked=0, Total=2862 [2018-02-04 15:52:33,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2018-02-04 15:52:33,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 186. [2018-02-04 15:52:33,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 186 states. [2018-02-04 15:52:33,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 209 transitions. [2018-02-04 15:52:33,567 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 209 transitions. Word has length 144 [2018-02-04 15:52:33,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 15:52:33,568 INFO L432 AbstractCegarLoop]: Abstraction has 186 states and 209 transitions. [2018-02-04 15:52:33,568 INFO L433 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-02-04 15:52:33,568 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 209 transitions. [2018-02-04 15:52:33,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-02-04 15:52:33,568 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 15:52:33,569 INFO L351 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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 15:52:33,569 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 15:52:33,569 INFO L82 PathProgramCache]: Analyzing trace with hash -1842533369, now seen corresponding path program 2 times [2018-02-04 15:52:33,569 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 15:52:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 15:52:34,080 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 15:52:58,426 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.OutOfMemoryError: Java heap space at java.util.Arrays.copyOf(Arrays.java:3332) at java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:124) at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:448) at java.lang.StringBuilder.append(StringBuilder.java:136) at java.lang.StringBuilder.append(StringBuilder.java:76) at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:484) at java.lang.StringBuilder.append(StringBuilder.java:166) at java.lang.StringBuilder.append(StringBuilder.java:76) at de.uni_freiburg.informatik.ultimate.logic.PrintTerm.run(PrintTerm.java:128) at de.uni_freiburg.informatik.ultimate.logic.PrintTerm.append(PrintTerm.java:42) at de.uni_freiburg.informatik.ultimate.logic.Term.toStringDirect(Term.java:109) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolant.toString(Interpolant.java:39) at java.util.Formatter$FormatSpecifier.printString(Formatter.java:2886) at java.util.Formatter$FormatSpecifier.print(Formatter.java:2763) at java.util.Formatter.format(Formatter.java:2526) at java.util.Formatter.format(Formatter.java:2455) at de.uni_freiburg.informatik.ultimate.smtsolver.external.SmtInterpolLogProxyWrapper.convert(SmtInterpolLogProxyWrapper.java:88) at de.uni_freiburg.informatik.ultimate.smtsolver.external.SmtInterpolLogProxyWrapper.debug(SmtInterpolLogProxyWrapper.java:168) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.combine(Interpolator.java:336) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.access$2(Interpolator.java:326) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$CombineInterpolants.walk(Interpolator.java:153) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.interpolate(Interpolator.java:220) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:201) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:915) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsTree(InterpolatingTraceCheckCraig.java:267) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:203) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) [2018-02-04 15:52:58,428 INFO L168 Benchmark]: Toolchain (without parser) took 175203.03 ms. Allocated memory was 401.6 MB in the beginning and 6.0 GB in the end (delta: 5.6 GB). Free memory was 358.5 MB in the beginning and 4.3 GB in the end (delta: -4.0 GB). Peak memory consumption was 4.3 GB. Max. memory is 5.3 GB. [2018-02-04 15:52:58,429 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 401.6 MB. Free memory is still 365.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 15:52:58,429 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.98 ms. Allocated memory is still 401.6 MB. Free memory was 358.5 MB in the beginning and 347.7 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 5.3 GB. [2018-02-04 15:52:58,429 INFO L168 Benchmark]: Boogie Preprocessor took 31.73 ms. Allocated memory is still 401.6 MB. Free memory was 347.7 MB in the beginning and 345.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-02-04 15:52:58,429 INFO L168 Benchmark]: RCFGBuilder took 363.49 ms. Allocated memory is still 401.6 MB. Free memory was 345.1 MB in the beginning and 309.5 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 5.3 GB. [2018-02-04 15:52:58,430 INFO L168 Benchmark]: TraceAbstraction took 174642.78 ms. Allocated memory was 401.6 MB in the beginning and 6.0 GB in the end (delta: 5.6 GB). Free memory was 309.5 MB in the beginning and 4.3 GB in the end (delta: -4.0 GB). Peak memory consumption was 4.2 GB. Max. memory is 5.3 GB. [2018-02-04 15:52:58,431 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 401.6 MB. Free memory is still 365.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 161.98 ms. Allocated memory is still 401.6 MB. Free memory was 358.5 MB in the beginning and 347.7 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 31.73 ms. Allocated memory is still 401.6 MB. Free memory was 347.7 MB in the beginning and 345.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 363.49 ms. Allocated memory is still 401.6 MB. Free memory was 345.1 MB in the beginning and 309.5 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 174642.78 ms. Allocated memory was 401.6 MB in the beginning and 6.0 GB in the end (delta: 5.6 GB). Free memory was 309.5 MB in the beginning and 4.3 GB in the end (delta: -4.0 GB). Peak memory consumption was 4.2 GB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: OutOfMemoryError: Java heap space de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: OutOfMemoryError: Java heap space: java.util.Arrays.copyOf(Arrays.java:3332) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/length_test03_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_15-52-58-436.csv Received shutdown request...