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/optional_data_creation_test04_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ccafca9-m [2018-02-04 02:36:59,817 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 02:36:59,819 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 02:36:59,832 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 02:36:59,832 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 02:36:59,833 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 02:36:59,833 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 02:36:59,835 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 02:36:59,836 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 02:36:59,837 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 02:36:59,838 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 02:36:59,838 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 02:36:59,839 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 02:36:59,840 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 02:36:59,840 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 02:36:59,842 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 02:36:59,844 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 02:36:59,845 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 02:36:59,846 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 02:36:59,847 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 02:36:59,849 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-02-04 02:36:59,853 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 02:36:59,853 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 02:36:59,853 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 02:36:59,863 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 02:36:59,863 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 02:36:59,864 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 02:36:59,864 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 02:36:59,864 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 02:36:59,865 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 02:36:59,865 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 02:36:59,865 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 02:36:59,865 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 02:36:59,865 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 02:36:59,865 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 02:36:59,866 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 02:36:59,866 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 02:36:59,866 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-04 02:36:59,866 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 02:36:59,866 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 02:36:59,866 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 02:36:59,867 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 02:36:59,867 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 02:36:59,867 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 02:36:59,867 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 02:36:59,867 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 02:36:59,867 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation [2018-02-04 02:36:59,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 02:36:59,915 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 02:36:59,918 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 02:36:59,920 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 02:36:59,921 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 02:36:59,921 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety-ext2/optional_data_creation_test04_true-valid-memsafety.i [2018-02-04 02:37:00,081 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 02:37:00,082 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 02:37:00,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 02:37:00,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 02:37:00,089 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 02:37:00,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 02:37:00" (1/1) ... [2018-02-04 02:37:00,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63d59df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:37:00, skipping insertion in model container [2018-02-04 02:37:00,092 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 02:37:00" (1/1) ... [2018-02-04 02:37:00,106 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 02:37:00,136 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 02:37:00,226 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 02:37:00,239 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 02:37:00,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:37:00 WrapperNode [2018-02-04 02:37:00,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 02:37:00,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 02:37:00,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 02:37:00,245 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 02:37:00,254 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:37:00" (1/1) ... [2018-02-04 02:37:00,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:37:00" (1/1) ... [2018-02-04 02:37:00,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:37:00" (1/1) ... [2018-02-04 02:37:00,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:37:00" (1/1) ... [2018-02-04 02:37:00,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:37:00" (1/1) ... [2018-02-04 02:37:00,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:37:00" (1/1) ... [2018-02-04 02:37:00,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:37:00" (1/1) ... [2018-02-04 02:37:00,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 02:37:00,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 02:37:00,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 02:37:00,275 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 02:37:00,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:37:00" (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 02:37:00,316 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 02:37:00,316 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 02:37:00,316 INFO L136 BoogieDeclarations]: Found implementation of procedure create_data [2018-02-04 02:37:00,316 INFO L136 BoogieDeclarations]: Found implementation of procedure freeData [2018-02-04 02:37:00,316 INFO L136 BoogieDeclarations]: Found implementation of procedure append [2018-02-04 02:37:00,316 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 02:37:00,316 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-02-04 02:37:00,316 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-02-04 02:37:00,316 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-04 02:37:00,316 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-04 02:37:00,317 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-04 02:37:00,317 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-04 02:37:00,317 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-04 02:37:00,317 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-02-04 02:37:00,317 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-02-04 02:37:00,317 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-02-04 02:37:00,317 INFO L128 BoogieDeclarations]: Found specification of procedure create_data [2018-02-04 02:37:00,317 INFO L128 BoogieDeclarations]: Found specification of procedure freeData [2018-02-04 02:37:00,317 INFO L128 BoogieDeclarations]: Found specification of procedure append [2018-02-04 02:37:00,317 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 02:37:00,317 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 02:37:00,317 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 02:37:00,620 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 02:37:00,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 02:37:00 BoogieIcfgContainer [2018-02-04 02:37:00,620 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 02:37:00,621 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 02:37:00,621 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 02:37:00,623 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 02:37:00,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 02:37:00" (1/3) ... [2018-02-04 02:37:00,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1729951a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 02:37:00, skipping insertion in model container [2018-02-04 02:37:00,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 02:37:00" (2/3) ... [2018-02-04 02:37:00,624 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1729951a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 02:37:00, skipping insertion in model container [2018-02-04 02:37:00,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 02:37:00" (3/3) ... [2018-02-04 02:37:00,626 INFO L107 eAbstractionObserver]: Analyzing ICFG optional_data_creation_test04_true-valid-memsafety.i [2018-02-04 02:37:00,630 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-02-04 02:37:00,636 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 45 error locations. [2018-02-04 02:37:00,659 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 02:37:00,660 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 02:37:00,660 INFO L324 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-02-04 02:37:00,660 INFO L325 AbstractCegarLoop]: Backedges is CANONICAL [2018-02-04 02:37:00,660 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 02:37:00,660 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 02:37:00,661 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 02:37:00,661 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 02:37:00,661 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 02:37:00,672 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states. [2018-02-04 02:37:00,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-02-04 02:37:00,679 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:00,680 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:00,680 INFO L371 AbstractCegarLoop]: === Iteration 1 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:00,682 INFO L82 PathProgramCache]: Analyzing trace with hash -548983798, now seen corresponding path program 1 times [2018-02-04 02:37:00,715 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:00,744 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:00,779 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 02:37:00,780 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:00,780 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-02-04 02:37:00,781 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:00,781 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 02:37:00,782 INFO L182 omatonBuilderFactory]: Interpolants [124#true, 125#false, 126#(= 1 (select |#valid| |main_~#list~0.base|))] [2018-02-04 02:37:00,782 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 02:37:00,782 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-02-04 02:37:00,791 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-02-04 02:37:00,791 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-04 02:37:00,792 INFO L87 Difference]: Start difference. First operand 121 states. Second operand 3 states. [2018-02-04 02:37:01,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:01,023 INFO L93 Difference]: Finished difference Result 123 states and 130 transitions. [2018-02-04 02:37:01,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-02-04 02:37:01,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-02-04 02:37:01,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:01,034 INFO L225 Difference]: With dead ends: 123 [2018-02-04 02:37:01,034 INFO L226 Difference]: Without dead ends: 120 [2018-02-04 02:37:01,035 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 02:37:01,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-02-04 02:37:01,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 117. [2018-02-04 02:37:01,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2018-02-04 02:37:01,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 124 transitions. [2018-02-04 02:37:01,069 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 124 transitions. Word has length 7 [2018-02-04 02:37:01,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:01,069 INFO L432 AbstractCegarLoop]: Abstraction has 117 states and 124 transitions. [2018-02-04 02:37:01,069 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-02-04 02:37:01,069 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 124 transitions. [2018-02-04 02:37:01,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-02-04 02:37:01,070 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:01,070 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:01,070 INFO L371 AbstractCegarLoop]: === Iteration 2 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:01,070 INFO L82 PathProgramCache]: Analyzing trace with hash -548983797, now seen corresponding path program 1 times [2018-02-04 02:37:01,071 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:01,086 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:01,120 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 02:37:01,120 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:01,120 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-02-04 02:37:01,121 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:01,121 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 02:37:01,121 INFO L182 omatonBuilderFactory]: Interpolants [368#false, 369#(and (= (select |#length| |main_~#list~0.base|) 4) (= |main_~#list~0.offset| 0)), 367#true] [2018-02-04 02:37:01,121 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 02:37:01,123 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-02-04 02:37:01,123 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-02-04 02:37:01,123 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-02-04 02:37:01,124 INFO L87 Difference]: Start difference. First operand 117 states and 124 transitions. Second operand 3 states. [2018-02-04 02:37:01,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:01,186 INFO L93 Difference]: Finished difference Result 118 states and 126 transitions. [2018-02-04 02:37:01,186 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-02-04 02:37:01,186 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2018-02-04 02:37:01,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:01,188 INFO L225 Difference]: With dead ends: 118 [2018-02-04 02:37:01,188 INFO L226 Difference]: Without dead ends: 118 [2018-02-04 02:37:01,189 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 02:37:01,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2018-02-04 02:37:01,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 116. [2018-02-04 02:37:01,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2018-02-04 02:37:01,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 123 transitions. [2018-02-04 02:37:01,196 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 123 transitions. Word has length 7 [2018-02-04 02:37:01,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:01,197 INFO L432 AbstractCegarLoop]: Abstraction has 116 states and 123 transitions. [2018-02-04 02:37:01,197 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-02-04 02:37:01,197 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 123 transitions. [2018-02-04 02:37:01,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-02-04 02:37:01,197 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:01,198 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:01,198 INFO L371 AbstractCegarLoop]: === Iteration 3 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:01,198 INFO L82 PathProgramCache]: Analyzing trace with hash 1805977305, now seen corresponding path program 1 times [2018-02-04 02:37:01,199 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:01,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:01,218 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:01,262 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 02:37:01,262 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:01,263 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-02-04 02:37:01,263 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:01,263 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 02:37:01,263 INFO L182 omatonBuilderFactory]: Interpolants [608#(= 1 (select |#valid| append_~pointerToList.base)), 604#true, 605#false, 606#(= 1 (select |#valid| |main_~#list~0.base|)), 607#(= 1 (select |#valid| |append_#in~pointerToList.base|))] [2018-02-04 02:37:01,263 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 02:37:01,263 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-04 02:37:01,263 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-04 02:37:01,263 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-02-04 02:37:01,264 INFO L87 Difference]: Start difference. First operand 116 states and 123 transitions. Second operand 5 states. [2018-02-04 02:37:01,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:01,481 INFO L93 Difference]: Finished difference Result 129 states and 137 transitions. [2018-02-04 02:37:01,481 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 02:37:01,482 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2018-02-04 02:37:01,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:01,483 INFO L225 Difference]: With dead ends: 129 [2018-02-04 02:37:01,483 INFO L226 Difference]: Without dead ends: 129 [2018-02-04 02:37:01,483 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-02-04 02:37:01,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-02-04 02:37:01,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 122. [2018-02-04 02:37:01,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-02-04 02:37:01,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 131 transitions. [2018-02-04 02:37:01,490 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 131 transitions. Word has length 14 [2018-02-04 02:37:01,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:01,491 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 131 transitions. [2018-02-04 02:37:01,491 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-04 02:37:01,491 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 131 transitions. [2018-02-04 02:37:01,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-02-04 02:37:01,491 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:01,491 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:01,491 INFO L371 AbstractCegarLoop]: === Iteration 4 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:01,492 INFO L82 PathProgramCache]: Analyzing trace with hash 1805977306, now seen corresponding path program 1 times [2018-02-04 02:37:01,493 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:01,509 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:01,597 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 02:37:01,598 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:01,598 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-02-04 02:37:01,598 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:01,598 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 02:37:01,599 INFO L182 omatonBuilderFactory]: Interpolants [864#(and (= 4 (select |#length| |main_~#list~0.base|)) (= 0 |main_~#list~0.offset|)), 865#(and (= 4 (select |#length| |main_~#list~0.base|)) (= 0 |main_~#list~0.offset|) (= (select |#valid| |main_~#list~0.base|) 1)), 866#(and (= 0 |append_#in~pointerToList.offset|) (= (select |#valid| |append_#in~pointerToList.base|) 1) (= 4 (select |#length| |append_#in~pointerToList.base|))), 867#(and (= 4 (select |#length| append_~pointerToList.base)) (= append_~pointerToList.offset 0) (= (select |#valid| append_~pointerToList.base) 1)), 868#(and (= append_~pointerToList.offset 0) (= (select |#length| append_~pointerToList.base) 4)), 862#true, 863#false] [2018-02-04 02:37:01,599 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 02:37:01,599 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 02:37:01,599 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 02:37:01,599 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-02-04 02:37:01,600 INFO L87 Difference]: Start difference. First operand 122 states and 131 transitions. Second operand 7 states. [2018-02-04 02:37:01,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:01,765 INFO L93 Difference]: Finished difference Result 127 states and 136 transitions. [2018-02-04 02:37:01,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-04 02:37:01,766 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2018-02-04 02:37:01,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:01,767 INFO L225 Difference]: With dead ends: 127 [2018-02-04 02:37:01,767 INFO L226 Difference]: Without dead ends: 127 [2018-02-04 02:37:01,767 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-02-04 02:37:01,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-02-04 02:37:01,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 122. [2018-02-04 02:37:01,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-02-04 02:37:01,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 130 transitions. [2018-02-04 02:37:01,774 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 130 transitions. Word has length 14 [2018-02-04 02:37:01,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:01,774 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 130 transitions. [2018-02-04 02:37:01,774 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 02:37:01,774 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 130 transitions. [2018-02-04 02:37:01,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-02-04 02:37:01,775 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:01,775 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:01,775 INFO L371 AbstractCegarLoop]: === Iteration 5 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:01,775 INFO L82 PathProgramCache]: Analyzing trace with hash 150721727, now seen corresponding path program 1 times [2018-02-04 02:37:01,776 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:01,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:01,786 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:01,805 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 02:37:01,805 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:01,805 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 02:37:01,805 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:01,805 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 02:37:01,806 INFO L182 omatonBuilderFactory]: Interpolants [1120#true, 1121#false, 1122#(= 1 (select |#valid| |append_#t~malloc14.base|)), 1123#(= 1 (select |#valid| append_~node~0.base))] [2018-02-04 02:37:01,806 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 02:37:01,806 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 02:37:01,806 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 02:37:01,806 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 02:37:01,806 INFO L87 Difference]: Start difference. First operand 122 states and 130 transitions. Second operand 4 states. [2018-02-04 02:37:01,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:01,865 INFO L93 Difference]: Finished difference Result 121 states and 129 transitions. [2018-02-04 02:37:01,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-04 02:37:01,865 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2018-02-04 02:37:01,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:01,866 INFO L225 Difference]: With dead ends: 121 [2018-02-04 02:37:01,866 INFO L226 Difference]: Without dead ends: 121 [2018-02-04 02:37:01,867 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 02:37:01,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-02-04 02:37:01,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2018-02-04 02:37:01,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-02-04 02:37:01,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 129 transitions. [2018-02-04 02:37:01,872 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 129 transitions. Word has length 15 [2018-02-04 02:37:01,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:01,872 INFO L432 AbstractCegarLoop]: Abstraction has 121 states and 129 transitions. [2018-02-04 02:37:01,872 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 02:37:01,873 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 129 transitions. [2018-02-04 02:37:01,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-02-04 02:37:01,873 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:01,873 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:01,873 INFO L371 AbstractCegarLoop]: === Iteration 6 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:01,873 INFO L82 PathProgramCache]: Analyzing trace with hash 150721728, now seen corresponding path program 1 times [2018-02-04 02:37:01,874 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:01,884 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:01,929 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 02:37:01,929 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:01,929 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 02:37:01,929 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:01,929 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 02:37:01,929 INFO L182 omatonBuilderFactory]: Interpolants [1368#true, 1369#false, 1370#(and (= 0 |append_#t~malloc14.offset|) (= 8 (select |#length| |append_#t~malloc14.base|))), 1371#(and (= (select |#length| append_~node~0.base) 8) (= append_~node~0.offset 0))] [2018-02-04 02:37:01,929 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 02:37:01,930 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 02:37:01,930 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 02:37:01,930 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 02:37:01,930 INFO L87 Difference]: Start difference. First operand 121 states and 129 transitions. Second operand 4 states. [2018-02-04 02:37:02,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:02,111 INFO L93 Difference]: Finished difference Result 120 states and 128 transitions. [2018-02-04 02:37:02,114 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 02:37:02,114 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2018-02-04 02:37:02,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:02,114 INFO L225 Difference]: With dead ends: 120 [2018-02-04 02:37:02,114 INFO L226 Difference]: Without dead ends: 120 [2018-02-04 02:37:02,115 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 02:37:02,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-02-04 02:37:02,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2018-02-04 02:37:02,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-02-04 02:37:02,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 128 transitions. [2018-02-04 02:37:02,118 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 128 transitions. Word has length 15 [2018-02-04 02:37:02,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:02,118 INFO L432 AbstractCegarLoop]: Abstraction has 120 states and 128 transitions. [2018-02-04 02:37:02,118 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 02:37:02,118 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 128 transitions. [2018-02-04 02:37:02,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-02-04 02:37:02,118 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:02,124 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] [2018-02-04 02:37:02,125 INFO L371 AbstractCegarLoop]: === Iteration 7 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:02,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1247099981, now seen corresponding path program 1 times [2018-02-04 02:37:02,126 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:02,136 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:02,165 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 02:37:02,166 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:02,166 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-02-04 02:37:02,166 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:02,166 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 02:37:02,166 INFO L182 omatonBuilderFactory]: Interpolants [1616#(= 1 (select |#valid| |append_#t~malloc14.base|)), 1617#(= 1 (select |#valid| append_~node~0.base)), 1618#(= |#valid| |old(#valid)|), 1614#true, 1615#false] [2018-02-04 02:37:02,166 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 02:37:02,167 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-04 02:37:02,167 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-04 02:37:02,167 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-02-04 02:37:02,167 INFO L87 Difference]: Start difference. First operand 120 states and 128 transitions. Second operand 5 states. [2018-02-04 02:37:02,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:02,312 INFO L93 Difference]: Finished difference Result 135 states and 144 transitions. [2018-02-04 02:37:02,312 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 02:37:02,312 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-02-04 02:37:02,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:02,313 INFO L225 Difference]: With dead ends: 135 [2018-02-04 02:37:02,313 INFO L226 Difference]: Without dead ends: 135 [2018-02-04 02:37:02,313 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-02-04 02:37:02,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2018-02-04 02:37:02,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 123. [2018-02-04 02:37:02,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-02-04 02:37:02,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 132 transitions. [2018-02-04 02:37:02,318 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 132 transitions. Word has length 22 [2018-02-04 02:37:02,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:02,318 INFO L432 AbstractCegarLoop]: Abstraction has 123 states and 132 transitions. [2018-02-04 02:37:02,318 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-04 02:37:02,319 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2018-02-04 02:37:02,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-02-04 02:37:02,319 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:02,319 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] [2018-02-04 02:37:02,319 INFO L371 AbstractCegarLoop]: === Iteration 8 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:02,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1247099982, now seen corresponding path program 1 times [2018-02-04 02:37:02,320 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:02,330 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:02,369 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 02:37:02,369 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:02,369 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-02-04 02:37:02,369 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:02,370 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 02:37:02,370 INFO L182 omatonBuilderFactory]: Interpolants [1879#true, 1880#false, 1881#(and (= 0 |append_#t~malloc14.offset|) (= 8 (select |#length| |append_#t~malloc14.base|))), 1882#(and (= append_~node~0.offset 0) (= 8 (select |#length| append_~node~0.base))), 1883#(= |old(#length)| |#length|)] [2018-02-04 02:37:02,370 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 02:37:02,370 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-04 02:37:02,370 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-04 02:37:02,370 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-02-04 02:37:02,370 INFO L87 Difference]: Start difference. First operand 123 states and 132 transitions. Second operand 5 states. [2018-02-04 02:37:02,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:02,526 INFO L93 Difference]: Finished difference Result 129 states and 138 transitions. [2018-02-04 02:37:02,526 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-04 02:37:02,526 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 22 [2018-02-04 02:37:02,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:02,527 INFO L225 Difference]: With dead ends: 129 [2018-02-04 02:37:02,527 INFO L226 Difference]: Without dead ends: 129 [2018-02-04 02:37:02,527 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-02-04 02:37:02,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-02-04 02:37:02,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 123. [2018-02-04 02:37:02,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-02-04 02:37:02,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 131 transitions. [2018-02-04 02:37:02,530 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 131 transitions. Word has length 22 [2018-02-04 02:37:02,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:02,531 INFO L432 AbstractCegarLoop]: Abstraction has 123 states and 131 transitions. [2018-02-04 02:37:02,531 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-04 02:37:02,531 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 131 transitions. [2018-02-04 02:37:02,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-02-04 02:37:02,531 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:02,531 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] [2018-02-04 02:37:02,531 INFO L371 AbstractCegarLoop]: === Iteration 9 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:02,531 INFO L82 PathProgramCache]: Analyzing trace with hash 4873111, now seen corresponding path program 1 times [2018-02-04 02:37:02,532 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:02,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:02,538 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:02,554 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 02:37:02,554 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:02,555 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 02:37:02,555 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:02,555 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 02:37:02,555 INFO L182 omatonBuilderFactory]: Interpolants [2138#true, 2139#false, 2140#(= 1 (select |#valid| |create_data_#t~malloc1.base|)), 2141#(= 1 (select |#valid| create_data_~data~0.base))] [2018-02-04 02:37:02,555 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 02:37:02,555 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 02:37:02,556 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 02:37:02,556 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 02:37:02,556 INFO L87 Difference]: Start difference. First operand 123 states and 131 transitions. Second operand 4 states. [2018-02-04 02:37:02,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:02,713 INFO L93 Difference]: Finished difference Result 119 states and 127 transitions. [2018-02-04 02:37:02,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 02:37:02,714 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2018-02-04 02:37:02,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:02,715 INFO L225 Difference]: With dead ends: 119 [2018-02-04 02:37:02,715 INFO L226 Difference]: Without dead ends: 119 [2018-02-04 02:37:02,715 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 02:37:02,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-02-04 02:37:02,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2018-02-04 02:37:02,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-02-04 02:37:02,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 127 transitions. [2018-02-04 02:37:02,719 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 127 transitions. Word has length 23 [2018-02-04 02:37:02,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:02,720 INFO L432 AbstractCegarLoop]: Abstraction has 119 states and 127 transitions. [2018-02-04 02:37:02,720 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 02:37:02,720 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2018-02-04 02:37:02,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-02-04 02:37:02,720 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:02,721 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] [2018-02-04 02:37:02,721 INFO L371 AbstractCegarLoop]: === Iteration 10 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:02,721 INFO L82 PathProgramCache]: Analyzing trace with hash 4873112, now seen corresponding path program 1 times [2018-02-04 02:37:02,722 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:02,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:02,732 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:02,778 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 02:37:02,779 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:02,779 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 02:37:02,779 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:02,779 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 02:37:02,780 INFO L182 omatonBuilderFactory]: Interpolants [2384#(and (= 8 (select |#length| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 2385#(and (= create_data_~data~0.offset 0) (= (select |#length| create_data_~data~0.base) 8)), 2382#true, 2383#false] [2018-02-04 02:37:02,780 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 02:37:02,780 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 02:37:02,780 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 02:37:02,780 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 02:37:02,780 INFO L87 Difference]: Start difference. First operand 119 states and 127 transitions. Second operand 4 states. [2018-02-04 02:37:02,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:02,848 INFO L93 Difference]: Finished difference Result 123 states and 131 transitions. [2018-02-04 02:37:02,848 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 02:37:02,848 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2018-02-04 02:37:02,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:02,849 INFO L225 Difference]: With dead ends: 123 [2018-02-04 02:37:02,849 INFO L226 Difference]: Without dead ends: 123 [2018-02-04 02:37:02,850 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 02:37:02,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2018-02-04 02:37:02,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 120. [2018-02-04 02:37:02,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2018-02-04 02:37:02,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 128 transitions. [2018-02-04 02:37:02,852 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 128 transitions. Word has length 23 [2018-02-04 02:37:02,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:02,852 INFO L432 AbstractCegarLoop]: Abstraction has 120 states and 128 transitions. [2018-02-04 02:37:02,852 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 02:37:02,853 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 128 transitions. [2018-02-04 02:37:02,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-02-04 02:37:02,853 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:02,853 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] [2018-02-04 02:37:02,853 INFO L371 AbstractCegarLoop]: === Iteration 11 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:02,853 INFO L82 PathProgramCache]: Analyzing trace with hash 167210254, now seen corresponding path program 1 times [2018-02-04 02:37:02,854 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:02,863 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:02,886 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 02:37:02,887 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:02,887 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 02:37:02,887 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:02,887 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 02:37:02,888 INFO L182 omatonBuilderFactory]: Interpolants [2631#true, 2632#false, 2633#(= 1 (select |#valid| append_~pointerToList.base)), 2634#(= |#valid| |old(#valid)|)] [2018-02-04 02:37:02,888 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 02:37:02,888 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 02:37:02,888 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 02:37:02,888 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 02:37:02,888 INFO L87 Difference]: Start difference. First operand 120 states and 128 transitions. Second operand 4 states. [2018-02-04 02:37:02,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:02,973 INFO L93 Difference]: Finished difference Result 128 states and 136 transitions. [2018-02-04 02:37:02,974 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 02:37:02,974 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2018-02-04 02:37:02,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:02,975 INFO L225 Difference]: With dead ends: 128 [2018-02-04 02:37:02,975 INFO L226 Difference]: Without dead ends: 128 [2018-02-04 02:37:02,975 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 02:37:02,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-02-04 02:37:02,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 122. [2018-02-04 02:37:02,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-02-04 02:37:02,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 131 transitions. [2018-02-04 02:37:02,979 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 131 transitions. Word has length 24 [2018-02-04 02:37:02,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:02,980 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 131 transitions. [2018-02-04 02:37:02,980 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 02:37:02,980 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 131 transitions. [2018-02-04 02:37:02,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-02-04 02:37:02,981 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:02,981 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] [2018-02-04 02:37:02,981 INFO L371 AbstractCegarLoop]: === Iteration 12 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:02,981 INFO L82 PathProgramCache]: Analyzing trace with hash 167210255, now seen corresponding path program 1 times [2018-02-04 02:37:02,982 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:02,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:02,995 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:03,073 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 02:37:03,073 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:03,073 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-02-04 02:37:03,073 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:03,073 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 02:37:03,074 INFO L182 omatonBuilderFactory]: Interpolants [2885#true, 2886#false, 2887#(= 0 |main_~#list~0.offset|), 2888#(= 0 |append_#in~pointerToList.offset|), 2889#(= append_~pointerToList.offset 0), 2890#(and (< 0 (+ append_~pointerToList.offset 1)) (<= (+ append_~pointerToList.offset 4) (select |#length| append_~pointerToList.base))), 2891#(= |old(#length)| |#length|)] [2018-02-04 02:37:03,074 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 02:37:03,074 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 02:37:03,074 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 02:37:03,074 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-02-04 02:37:03,074 INFO L87 Difference]: Start difference. First operand 122 states and 131 transitions. Second operand 7 states. [2018-02-04 02:37:03,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:03,235 INFO L93 Difference]: Finished difference Result 122 states and 130 transitions. [2018-02-04 02:37:03,235 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 02:37:03,235 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 24 [2018-02-04 02:37:03,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:03,236 INFO L225 Difference]: With dead ends: 122 [2018-02-04 02:37:03,236 INFO L226 Difference]: Without dead ends: 122 [2018-02-04 02:37:03,236 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=78, Unknown=0, NotChecked=0, Total=110 [2018-02-04 02:37:03,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2018-02-04 02:37:03,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2018-02-04 02:37:03,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2018-02-04 02:37:03,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 130 transitions. [2018-02-04 02:37:03,239 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 130 transitions. Word has length 24 [2018-02-04 02:37:03,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:03,239 INFO L432 AbstractCegarLoop]: Abstraction has 122 states and 130 transitions. [2018-02-04 02:37:03,239 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 02:37:03,239 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 130 transitions. [2018-02-04 02:37:03,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-02-04 02:37:03,239 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:03,240 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] [2018-02-04 02:37:03,240 INFO L371 AbstractCegarLoop]: === Iteration 13 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:03,240 INFO L82 PathProgramCache]: Analyzing trace with hash 151037655, now seen corresponding path program 1 times [2018-02-04 02:37:03,240 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:03,250 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:03,292 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 02:37:03,293 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:03,293 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-02-04 02:37:03,293 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:03,293 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 02:37:03,293 INFO L182 omatonBuilderFactory]: Interpolants [3144#true, 3145#false, 3146#(and (= 8 (select |#length| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|) (= (select |#valid| |create_data_#t~malloc1.base|) 1)), 3147#(and (= create_data_~data~0.offset 0) (= 8 (select |#length| create_data_~data~0.base)) (= (select |#valid| create_data_~data~0.base) 1)), 3148#(and (= create_data_~data~0.offset 0) (= (select |#length| create_data_~data~0.base) 8))] [2018-02-04 02:37:03,293 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 02:37:03,293 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-04 02:37:03,293 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-04 02:37:03,293 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-02-04 02:37:03,294 INFO L87 Difference]: Start difference. First operand 122 states and 130 transitions. Second operand 5 states. [2018-02-04 02:37:03,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:03,386 INFO L93 Difference]: Finished difference Result 119 states and 127 transitions. [2018-02-04 02:37:03,388 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 02:37:03,388 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2018-02-04 02:37:03,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:03,389 INFO L225 Difference]: With dead ends: 119 [2018-02-04 02:37:03,389 INFO L226 Difference]: Without dead ends: 119 [2018-02-04 02:37:03,389 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-02-04 02:37:03,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-02-04 02:37:03,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 117. [2018-02-04 02:37:03,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 117 states. [2018-02-04 02:37:03,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 125 transitions. [2018-02-04 02:37:03,392 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 125 transitions. Word has length 24 [2018-02-04 02:37:03,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:03,392 INFO L432 AbstractCegarLoop]: Abstraction has 117 states and 125 transitions. [2018-02-04 02:37:03,393 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-04 02:37:03,393 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 125 transitions. [2018-02-04 02:37:03,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-02-04 02:37:03,393 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:03,393 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] [2018-02-04 02:37:03,394 INFO L371 AbstractCegarLoop]: === Iteration 14 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:03,394 INFO L82 PathProgramCache]: Analyzing trace with hash 1118005000, now seen corresponding path program 1 times [2018-02-04 02:37:03,394 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:03,404 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:03,479 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 02:37:03,480 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:03,480 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-02-04 02:37:03,480 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:03,480 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 02:37:03,480 INFO L182 omatonBuilderFactory]: Interpolants [3392#(and (or (= |#valid| |old(#valid)|) (= create_data_~data~0.base (@diff |old(#valid)| |#valid|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 3393#(and (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 3387#true, 3388#false, 3389#(= 1 (select |#valid| append_~node~0.base)), 3390#(= |#valid| |old(#valid)|), 3391#(= |#valid| (store |old(#valid)| |create_data_#t~malloc1.base| (select |#valid| |create_data_#t~malloc1.base|)))] [2018-02-04 02:37:03,481 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 02:37:03,481 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 02:37:03,481 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 02:37:03,481 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-02-04 02:37:03,481 INFO L87 Difference]: Start difference. First operand 117 states and 125 transitions. Second operand 7 states. [2018-02-04 02:37:03,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:03,727 INFO L93 Difference]: Finished difference Result 131 states and 140 transitions. [2018-02-04 02:37:03,728 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 02:37:03,728 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 29 [2018-02-04 02:37:03,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:03,729 INFO L225 Difference]: With dead ends: 131 [2018-02-04 02:37:03,729 INFO L226 Difference]: Without dead ends: 131 [2018-02-04 02:37:03,730 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-02-04 02:37:03,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-02-04 02:37:03,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 123. [2018-02-04 02:37:03,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-02-04 02:37:03,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 132 transitions. [2018-02-04 02:37:03,733 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 132 transitions. Word has length 29 [2018-02-04 02:37:03,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:03,733 INFO L432 AbstractCegarLoop]: Abstraction has 123 states and 132 transitions. [2018-02-04 02:37:03,734 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 02:37:03,734 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 132 transitions. [2018-02-04 02:37:03,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-02-04 02:37:03,734 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:03,735 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] [2018-02-04 02:37:03,735 INFO L371 AbstractCegarLoop]: === Iteration 15 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:03,735 INFO L82 PathProgramCache]: Analyzing trace with hash 1118005001, now seen corresponding path program 1 times [2018-02-04 02:37:03,735 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:03,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:03,748 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:03,816 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 02:37:03,817 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:03,817 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-02-04 02:37:03,817 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:03,817 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 02:37:03,817 INFO L182 omatonBuilderFactory]: Interpolants [3654#true, 3655#false, 3656#(and (= 0 |append_#t~malloc14.offset|) (= 8 (select |#length| |append_#t~malloc14.base|))), 3657#(and (= append_~node~0.offset 0) (= 8 (select |#length| append_~node~0.base))), 3658#(= |old(#length)| |#length|), 3659#(and (= (select |#length| |create_data_#t~malloc1.base|) 8) (= |#length| (store |old(#length)| |create_data_#t~malloc1.base| (select |#length| |create_data_#t~malloc1.base|)))), 3660#(and (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)))] [2018-02-04 02:37:03,818 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 02:37:03,818 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 02:37:03,818 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 02:37:03,818 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-02-04 02:37:03,818 INFO L87 Difference]: Start difference. First operand 123 states and 132 transitions. Second operand 7 states. [2018-02-04 02:37:04,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:04,054 INFO L93 Difference]: Finished difference Result 131 states and 141 transitions. [2018-02-04 02:37:04,054 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 02:37:04,054 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 29 [2018-02-04 02:37:04,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:04,055 INFO L225 Difference]: With dead ends: 131 [2018-02-04 02:37:04,055 INFO L226 Difference]: Without dead ends: 131 [2018-02-04 02:37:04,055 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-02-04 02:37:04,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2018-02-04 02:37:04,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 123. [2018-02-04 02:37:04,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2018-02-04 02:37:04,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 131 transitions. [2018-02-04 02:37:04,059 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 131 transitions. Word has length 29 [2018-02-04 02:37:04,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:04,059 INFO L432 AbstractCegarLoop]: Abstraction has 123 states and 131 transitions. [2018-02-04 02:37:04,059 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 02:37:04,059 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 131 transitions. [2018-02-04 02:37:04,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-02-04 02:37:04,059 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:04,060 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 02:37:04,060 INFO L371 AbstractCegarLoop]: === Iteration 16 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:04,060 INFO L82 PathProgramCache]: Analyzing trace with hash 1228344885, now seen corresponding path program 1 times [2018-02-04 02:37:04,060 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:04,068 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:04,087 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 02:37:04,088 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:04,088 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-02-04 02:37:04,088 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:04,088 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 02:37:04,088 INFO L182 omatonBuilderFactory]: Interpolants [3921#true, 3922#false, 3923#(= append_~pointerToList.base |append_#in~pointerToList.base|), 3924#(= 1 (select |#valid| |append_#in~pointerToList.base|)), 3925#(= 1 (select |#valid| |main_~#list~0.base|))] [2018-02-04 02:37:04,088 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 02:37:04,089 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-04 02:37:04,089 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-04 02:37:04,089 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-02-04 02:37:04,089 INFO L87 Difference]: Start difference. First operand 123 states and 131 transitions. Second operand 5 states. [2018-02-04 02:37:04,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:04,180 INFO L93 Difference]: Finished difference Result 121 states and 129 transitions. [2018-02-04 02:37:04,180 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 02:37:04,180 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-02-04 02:37:04,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:04,181 INFO L225 Difference]: With dead ends: 121 [2018-02-04 02:37:04,181 INFO L226 Difference]: Without dead ends: 121 [2018-02-04 02:37:04,181 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-02-04 02:37:04,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-02-04 02:37:04,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 119. [2018-02-04 02:37:04,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-02-04 02:37:04,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 126 transitions. [2018-02-04 02:37:04,184 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 126 transitions. Word has length 30 [2018-02-04 02:37:04,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:04,184 INFO L432 AbstractCegarLoop]: Abstraction has 119 states and 126 transitions. [2018-02-04 02:37:04,184 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-04 02:37:04,185 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 126 transitions. [2018-02-04 02:37:04,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-02-04 02:37:04,185 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:04,185 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 02:37:04,185 INFO L371 AbstractCegarLoop]: === Iteration 17 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:04,186 INFO L82 PathProgramCache]: Analyzing trace with hash 1228344886, now seen corresponding path program 1 times [2018-02-04 02:37:04,186 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:04,193 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:04,270 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 02:37:04,271 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:04,271 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-02-04 02:37:04,271 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:04,271 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 02:37:04,271 INFO L182 omatonBuilderFactory]: Interpolants [4168#true, 4169#false, 4170#(and (= 0 |main_~#list~0.offset|) (= (select |#length| |main_~#list~0.base|) 4)), 4171#(and (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= |append_#in~pointerToList.offset| append_~pointerToList.offset) (= append_~pointerToList.offset 0))), 4172#(or (<= 4 (select |#length| |append_#in~pointerToList.base|)) (not (= |append_#in~pointerToList.offset| 0))), 4173#(and (< 0 (+ |main_~#list~0.offset| 1)) (<= (+ |main_~#list~0.offset| 4) (select |#length| |main_~#list~0.base|)))] [2018-02-04 02:37:04,271 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 02:37:04,271 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-04 02:37:04,272 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-04 02:37:04,272 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-02-04 02:37:04,272 INFO L87 Difference]: Start difference. First operand 119 states and 126 transitions. Second operand 6 states. [2018-02-04 02:37:04,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:04,397 INFO L93 Difference]: Finished difference Result 126 states and 135 transitions. [2018-02-04 02:37:04,397 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 02:37:04,397 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-02-04 02:37:04,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:04,398 INFO L225 Difference]: With dead ends: 126 [2018-02-04 02:37:04,398 INFO L226 Difference]: Without dead ends: 126 [2018-02-04 02:37:04,398 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2018-02-04 02:37:04,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-02-04 02:37:04,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 119. [2018-02-04 02:37:04,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-02-04 02:37:04,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 127 transitions. [2018-02-04 02:37:04,401 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 127 transitions. Word has length 30 [2018-02-04 02:37:04,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:04,401 INFO L432 AbstractCegarLoop]: Abstraction has 119 states and 127 transitions. [2018-02-04 02:37:04,402 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-04 02:37:04,402 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2018-02-04 02:37:04,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-02-04 02:37:04,402 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:04,402 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 02:37:04,402 INFO L371 AbstractCegarLoop]: === Iteration 18 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:04,405 INFO L82 PathProgramCache]: Analyzing trace with hash -1343765284, now seen corresponding path program 1 times [2018-02-04 02:37:04,405 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:04,416 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:04,461 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 02:37:04,462 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:04,462 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-02-04 02:37:04,462 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:04,462 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 02:37:04,462 INFO L182 omatonBuilderFactory]: Interpolants [4421#true, 4422#false, 4423#(= 1 (select |#valid| |create_data_#t~malloc3.base|)), 4424#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4)))), 4425#(= 1 (select |#valid| |create_data_#t~mem6.base|))] [2018-02-04 02:37:04,463 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 02:37:04,463 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-04 02:37:04,463 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-04 02:37:04,463 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-02-04 02:37:04,463 INFO L87 Difference]: Start difference. First operand 119 states and 127 transitions. Second operand 5 states. [2018-02-04 02:37:04,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:04,582 INFO L93 Difference]: Finished difference Result 130 states and 139 transitions. [2018-02-04 02:37:04,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 02:37:04,585 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2018-02-04 02:37:04,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:04,586 INFO L225 Difference]: With dead ends: 130 [2018-02-04 02:37:04,587 INFO L226 Difference]: Without dead ends: 130 [2018-02-04 02:37:04,587 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-02-04 02:37:04,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-02-04 02:37:04,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 124. [2018-02-04 02:37:04,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-02-04 02:37:04,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 134 transitions. [2018-02-04 02:37:04,590 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 134 transitions. Word has length 30 [2018-02-04 02:37:04,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:04,590 INFO L432 AbstractCegarLoop]: Abstraction has 124 states and 134 transitions. [2018-02-04 02:37:04,591 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-04 02:37:04,591 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 134 transitions. [2018-02-04 02:37:04,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-02-04 02:37:04,591 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:04,591 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 02:37:04,591 INFO L371 AbstractCegarLoop]: === Iteration 19 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:04,592 INFO L82 PathProgramCache]: Analyzing trace with hash -1343765283, now seen corresponding path program 1 times [2018-02-04 02:37:04,592 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:04,601 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:04,680 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 02:37:04,680 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:04,680 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-02-04 02:37:04,680 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:04,681 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 02:37:04,681 INFO L182 omatonBuilderFactory]: Interpolants [4688#(and (= 0 |create_data_#t~malloc3.offset|) (= 80 (select |#length| |create_data_#t~malloc3.base|))), 4689#(and (= 0 (select (select |#memory_$Pointer$.offset| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= 80 (select |#length| (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))))), 4690#(and (= create_data_~counter~0 0) (= 0 (select (select |#memory_$Pointer$.offset| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= 80 (select |#length| (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))))), 4691#(and (= |create_data_#t~mem6.offset| 0) (= create_data_~counter~0 0) (= (select |#length| |create_data_#t~mem6.base|) 80)), 4686#true, 4687#false] [2018-02-04 02:37:04,681 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 02:37:04,681 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-04 02:37:04,681 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-04 02:37:04,681 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-02-04 02:37:04,681 INFO L87 Difference]: Start difference. First operand 124 states and 134 transitions. Second operand 6 states. [2018-02-04 02:37:04,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:04,816 INFO L93 Difference]: Finished difference Result 125 states and 133 transitions. [2018-02-04 02:37:04,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 02:37:04,816 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 30 [2018-02-04 02:37:04,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:04,817 INFO L225 Difference]: With dead ends: 125 [2018-02-04 02:37:04,817 INFO L226 Difference]: Without dead ends: 125 [2018-02-04 02:37:04,817 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2018-02-04 02:37:04,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-02-04 02:37:04,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 124. [2018-02-04 02:37:04,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-02-04 02:37:04,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 132 transitions. [2018-02-04 02:37:04,820 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 132 transitions. Word has length 30 [2018-02-04 02:37:04,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:04,820 INFO L432 AbstractCegarLoop]: Abstraction has 124 states and 132 transitions. [2018-02-04 02:37:04,820 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-04 02:37:04,821 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 132 transitions. [2018-02-04 02:37:04,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-02-04 02:37:04,821 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:04,821 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] [2018-02-04 02:37:04,821 INFO L371 AbstractCegarLoop]: === Iteration 20 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:04,821 INFO L82 PathProgramCache]: Analyzing trace with hash 660985097, now seen corresponding path program 1 times [2018-02-04 02:37:04,822 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:04,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:04,830 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:04,909 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 02:37:04,909 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:04,909 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-02-04 02:37:04,909 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:04,909 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 02:37:04,909 INFO L182 omatonBuilderFactory]: Interpolants [4949#true, 4950#false, 4951#(= 1 (select |#valid| append_~pointerToList.base)), 4952#(= |#valid| |old(#valid)|), 4953#(= |#valid| (store |old(#valid)| |create_data_#t~malloc1.base| (select |#valid| |create_data_#t~malloc1.base|))), 4954#(and (or (= |#valid| |old(#valid)|) (= create_data_~data~0.base (@diff |old(#valid)| |#valid|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 4955#(and (or (and (= create_data_~data~0.base (@diff |old(#valid)| |#valid|)) (= 1 (select |#valid| create_data_~data~0.base))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 4956#(and (or (= 1 (select |#valid| (@diff |old(#valid)| |#valid|))) (= |#valid| |old(#valid)|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))] [2018-02-04 02:37:04,910 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 02:37:04,910 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 02:37:04,910 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 02:37:04,910 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-02-04 02:37:04,910 INFO L87 Difference]: Start difference. First operand 124 states and 132 transitions. Second operand 8 states. [2018-02-04 02:37:05,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:05,089 INFO L93 Difference]: Finished difference Result 134 states and 143 transitions. [2018-02-04 02:37:05,090 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 02:37:05,090 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 31 [2018-02-04 02:37:05,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:05,090 INFO L225 Difference]: With dead ends: 134 [2018-02-04 02:37:05,090 INFO L226 Difference]: Without dead ends: 134 [2018-02-04 02:37:05,091 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2018-02-04 02:37:05,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-02-04 02:37:05,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 126. [2018-02-04 02:37:05,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-02-04 02:37:05,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 135 transitions. [2018-02-04 02:37:05,093 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 135 transitions. Word has length 31 [2018-02-04 02:37:05,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:05,093 INFO L432 AbstractCegarLoop]: Abstraction has 126 states and 135 transitions. [2018-02-04 02:37:05,093 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 02:37:05,093 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 135 transitions. [2018-02-04 02:37:05,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-02-04 02:37:05,093 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:05,093 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] [2018-02-04 02:37:05,094 INFO L371 AbstractCegarLoop]: === Iteration 21 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:05,094 INFO L82 PathProgramCache]: Analyzing trace with hash 660985098, now seen corresponding path program 1 times [2018-02-04 02:37:05,094 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:05,102 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:05,171 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 02:37:05,171 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:05,171 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-02-04 02:37:05,171 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:05,172 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 02:37:05,172 INFO L182 omatonBuilderFactory]: Interpolants [5232#(and (< 0 (+ append_~pointerToList.offset 1)) (<= (+ append_~pointerToList.offset 4) (select |#length| append_~pointerToList.base))), 5223#true, 5224#false, 5225#(= 0 |main_~#list~0.offset|), 5226#(= 0 |append_#in~pointerToList.offset|), 5227#(= append_~pointerToList.offset 0), 5228#(and (< 0 (+ append_~pointerToList.offset 1)) (<= (+ append_~pointerToList.offset 4) (select |#length| append_~pointerToList.base)) (= (select |#valid| append_~pointerToList.base) 1)), 5229#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 5230#(and (= |#length| (store |old(#length)| |create_data_#t~malloc1.base| (select |#length| |create_data_#t~malloc1.base|))) (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|))), 5231#(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|)))))] [2018-02-04 02:37:05,172 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 02:37:05,172 INFO L409 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-02-04 02:37:05,172 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-02-04 02:37:05,172 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-02-04 02:37:05,172 INFO L87 Difference]: Start difference. First operand 126 states and 135 transitions. Second operand 10 states. [2018-02-04 02:37:05,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:05,484 INFO L93 Difference]: Finished difference Result 133 states and 142 transitions. [2018-02-04 02:37:05,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-02-04 02:37:05,484 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 31 [2018-02-04 02:37:05,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:05,485 INFO L225 Difference]: With dead ends: 133 [2018-02-04 02:37:05,485 INFO L226 Difference]: Without dead ends: 133 [2018-02-04 02:37:05,485 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2018-02-04 02:37:05,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2018-02-04 02:37:05,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 121. [2018-02-04 02:37:05,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-02-04 02:37:05,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 129 transitions. [2018-02-04 02:37:05,489 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 129 transitions. Word has length 31 [2018-02-04 02:37:05,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:05,489 INFO L432 AbstractCegarLoop]: Abstraction has 121 states and 129 transitions. [2018-02-04 02:37:05,489 INFO L433 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-02-04 02:37:05,489 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 129 transitions. [2018-02-04 02:37:05,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-02-04 02:37:05,489 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:05,490 INFO L351 BasicCegarLoop]: trace histogram [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 02:37:05,490 INFO L371 AbstractCegarLoop]: === Iteration 22 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:05,490 INFO L82 PathProgramCache]: Analyzing trace with hash -184722078, now seen corresponding path program 1 times [2018-02-04 02:37:05,491 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:05,500 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:05,580 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:05,580 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:05,580 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-02-04 02:37:05,580 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:05,580 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 02:37:05,580 INFO L182 omatonBuilderFactory]: Interpolants [5504#false, 5505#(= 0 |main_~#list~0.offset|), 5506#(and (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= |append_#in~pointerToList.offset| append_~pointerToList.offset) (= append_~pointerToList.offset 0))), 5507#(and (= (select |#valid| |append_#in~pointerToList.base|) 1) (or (<= 4 (select |#length| |append_#in~pointerToList.base|)) (not (= |append_#in~pointerToList.offset| 0)))), 5508#(and (<= 4 (select |#length| |main_~#list~0.base|)) (= 0 |main_~#list~0.offset|) (= (select |#valid| |main_~#list~0.base|) 1)), 5509#(and (<= 4 (select |#length| |append_#in~pointerToList.base|)) (= 0 |append_#in~pointerToList.offset|) (= (select |#valid| |append_#in~pointerToList.base|) 1)), 5510#(and (<= 4 (select |#length| append_~pointerToList.base)) (= append_~pointerToList.offset 0) (= (select |#valid| append_~pointerToList.base) 1)), 5511#(and (<= 4 (select |#length| append_~pointerToList.base)) (= append_~pointerToList.offset 0)), 5503#true] [2018-02-04 02:37:05,580 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:05,581 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-02-04 02:37:05,581 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-02-04 02:37:05,581 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-02-04 02:37:05,581 INFO L87 Difference]: Start difference. First operand 121 states and 129 transitions. Second operand 9 states. [2018-02-04 02:37:05,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:05,692 INFO L93 Difference]: Finished difference Result 119 states and 127 transitions. [2018-02-04 02:37:05,692 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 02:37:05,692 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 34 [2018-02-04 02:37:05,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:05,692 INFO L225 Difference]: With dead ends: 119 [2018-02-04 02:37:05,692 INFO L226 Difference]: Without dead ends: 119 [2018-02-04 02:37:05,693 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2018-02-04 02:37:05,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-02-04 02:37:05,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 109. [2018-02-04 02:37:05,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2018-02-04 02:37:05,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 115 transitions. [2018-02-04 02:37:05,695 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 115 transitions. Word has length 34 [2018-02-04 02:37:05,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:05,695 INFO L432 AbstractCegarLoop]: Abstraction has 109 states and 115 transitions. [2018-02-04 02:37:05,695 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-02-04 02:37:05,695 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2018-02-04 02:37:05,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-02-04 02:37:05,696 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:05,696 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] [2018-02-04 02:37:05,696 INFO L371 AbstractCegarLoop]: === Iteration 23 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:05,696 INFO L82 PathProgramCache]: Analyzing trace with hash 501156800, now seen corresponding path program 1 times [2018-02-04 02:37:05,697 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:05,703 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:05,751 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 02:37:05,752 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:05,752 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-02-04 02:37:05,752 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:05,752 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 02:37:05,752 INFO L182 omatonBuilderFactory]: Interpolants [5744#true, 5745#false, 5746#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 5747#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 1 (select |#valid| append_~node~0.base))), 5748#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 5749#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 5750#(= 1 (select |#valid| |main_#t~mem21.base|))] [2018-02-04 02:37:05,753 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 02:37:05,753 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 02:37:05,753 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 02:37:05,753 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-02-04 02:37:05,753 INFO L87 Difference]: Start difference. First operand 109 states and 115 transitions. Second operand 7 states. [2018-02-04 02:37:05,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:05,843 INFO L93 Difference]: Finished difference Result 130 states and 139 transitions. [2018-02-04 02:37:05,843 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-02-04 02:37:05,843 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2018-02-04 02:37:05,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:05,844 INFO L225 Difference]: With dead ends: 130 [2018-02-04 02:37:05,844 INFO L226 Difference]: Without dead ends: 130 [2018-02-04 02:37:05,844 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2018-02-04 02:37:05,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-02-04 02:37:05,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 114. [2018-02-04 02:37:05,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-02-04 02:37:05,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 122 transitions. [2018-02-04 02:37:05,847 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 122 transitions. Word has length 33 [2018-02-04 02:37:05,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:05,847 INFO L432 AbstractCegarLoop]: Abstraction has 114 states and 122 transitions. [2018-02-04 02:37:05,847 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 02:37:05,847 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 122 transitions. [2018-02-04 02:37:05,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-02-04 02:37:05,848 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:05,848 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] [2018-02-04 02:37:05,848 INFO L371 AbstractCegarLoop]: === Iteration 24 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:05,848 INFO L82 PathProgramCache]: Analyzing trace with hash 501156801, now seen corresponding path program 1 times [2018-02-04 02:37:05,849 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:05,856 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:05,935 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 02:37:05,936 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:05,936 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-02-04 02:37:05,936 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:05,936 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 02:37:05,936 INFO L182 omatonBuilderFactory]: Interpolants [6001#true, 6002#false, 6003#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 6004#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= 8 (select |#length| |append_#t~malloc14.base|))), 6005#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= 8 (select |#length| append_~node~0.base))), 6006#(= |old(#length)| |#length|), 6007#(and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 6008#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 6009#(and (= (select |#length| |main_#t~mem21.base|) 8) (= |main_#t~mem21.offset| 0))] [2018-02-04 02:37:05,936 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 02:37:05,936 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-02-04 02:37:05,937 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-02-04 02:37:05,937 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-02-04 02:37:05,937 INFO L87 Difference]: Start difference. First operand 114 states and 122 transitions. Second operand 9 states. [2018-02-04 02:37:06,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:06,191 INFO L93 Difference]: Finished difference Result 153 states and 166 transitions. [2018-02-04 02:37:06,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-02-04 02:37:06,191 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 33 [2018-02-04 02:37:06,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:06,192 INFO L225 Difference]: With dead ends: 153 [2018-02-04 02:37:06,192 INFO L226 Difference]: Without dead ends: 153 [2018-02-04 02:37:06,192 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2018-02-04 02:37:06,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2018-02-04 02:37:06,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 128. [2018-02-04 02:37:06,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-02-04 02:37:06,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 138 transitions. [2018-02-04 02:37:06,196 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 138 transitions. Word has length 33 [2018-02-04 02:37:06,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:06,196 INFO L432 AbstractCegarLoop]: Abstraction has 128 states and 138 transitions. [2018-02-04 02:37:06,196 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-02-04 02:37:06,196 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions. [2018-02-04 02:37:06,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-02-04 02:37:06,197 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:06,197 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] [2018-02-04 02:37:06,197 INFO L371 AbstractCegarLoop]: === Iteration 25 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:06,197 INFO L82 PathProgramCache]: Analyzing trace with hash 574362333, now seen corresponding path program 1 times [2018-02-04 02:37:06,198 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:06,204 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:06,253 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 02:37:06,254 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:06,254 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-02-04 02:37:06,254 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:06,254 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 02:37:06,254 INFO L182 omatonBuilderFactory]: Interpolants [6305#true, 6306#false, 6307#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 6308#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|))), 6309#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 append_~node~0.base))), 6310#(not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 6311#(not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 6312#(not (= 0 |main_#t~mem27.base|))] [2018-02-04 02:37:06,254 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 02:37:06,254 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 02:37:06,255 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 02:37:06,255 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-02-04 02:37:06,255 INFO L87 Difference]: Start difference. First operand 128 states and 138 transitions. Second operand 8 states. [2018-02-04 02:37:06,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:06,377 INFO L93 Difference]: Finished difference Result 151 states and 161 transitions. [2018-02-04 02:37:06,377 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-02-04 02:37:06,377 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 35 [2018-02-04 02:37:06,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:06,378 INFO L225 Difference]: With dead ends: 151 [2018-02-04 02:37:06,378 INFO L226 Difference]: Without dead ends: 151 [2018-02-04 02:37:06,378 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-02-04 02:37:06,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2018-02-04 02:37:06,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 128. [2018-02-04 02:37:06,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-02-04 02:37:06,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 136 transitions. [2018-02-04 02:37:06,381 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 136 transitions. Word has length 35 [2018-02-04 02:37:06,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:06,382 INFO L432 AbstractCegarLoop]: Abstraction has 128 states and 136 transitions. [2018-02-04 02:37:06,382 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 02:37:06,382 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 136 transitions. [2018-02-04 02:37:06,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-02-04 02:37:06,382 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:06,382 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] [2018-02-04 02:37:06,383 INFO L371 AbstractCegarLoop]: === Iteration 26 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:06,383 INFO L82 PathProgramCache]: Analyzing trace with hash 655964540, now seen corresponding path program 1 times [2018-02-04 02:37:06,383 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:06,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:06,390 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:06,408 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 02:37:06,409 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:06,409 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-02-04 02:37:06,409 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:06,409 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 02:37:06,409 INFO L182 omatonBuilderFactory]: Interpolants [6602#true, 6603#false, 6604#(= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)), 6605#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 6606#(= 1 (select |#valid| |main_#t~mem23.base|))] [2018-02-04 02:37:06,410 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 02:37:06,410 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-04 02:37:06,410 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-04 02:37:06,410 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-02-04 02:37:06,410 INFO L87 Difference]: Start difference. First operand 128 states and 136 transitions. Second operand 5 states. [2018-02-04 02:37:06,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:06,521 INFO L93 Difference]: Finished difference Result 127 states and 135 transitions. [2018-02-04 02:37:06,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 02:37:06,521 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2018-02-04 02:37:06,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:06,522 INFO L225 Difference]: With dead ends: 127 [2018-02-04 02:37:06,522 INFO L226 Difference]: Without dead ends: 127 [2018-02-04 02:37:06,522 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-02-04 02:37:06,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-02-04 02:37:06,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2018-02-04 02:37:06,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-02-04 02:37:06,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 135 transitions. [2018-02-04 02:37:06,524 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 135 transitions. Word has length 36 [2018-02-04 02:37:06,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:06,525 INFO L432 AbstractCegarLoop]: Abstraction has 127 states and 135 transitions. [2018-02-04 02:37:06,525 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-04 02:37:06,525 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 135 transitions. [2018-02-04 02:37:06,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-02-04 02:37:06,525 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:06,525 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] [2018-02-04 02:37:06,525 INFO L371 AbstractCegarLoop]: === Iteration 27 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:06,526 INFO L82 PathProgramCache]: Analyzing trace with hash 655964541, now seen corresponding path program 1 times [2018-02-04 02:37:06,526 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:06,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:06,534 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:06,665 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 02:37:06,665 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:06,665 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-02-04 02:37:06,666 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:06,666 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 02:37:06,666 INFO L182 omatonBuilderFactory]: Interpolants [6865#true, 6866#false, 6867#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 6868#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= 8 (select |#length| |append_#t~malloc14.base|))), 6869#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= 8 (select |#length| append_~node~0.base))), 6870#(= |old(#length)| |#length|), 6871#(and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 6872#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 6873#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem21.offset| 0)), 6874#(and (<= 0 |main_#t~mem23.offset|) (<= |main_#t~mem23.offset| 0) (= (select |#length| |main_#t~mem23.base|) 8))] [2018-02-04 02:37:06,666 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 02:37:06,666 INFO L409 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-02-04 02:37:06,666 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-02-04 02:37:06,667 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-02-04 02:37:06,667 INFO L87 Difference]: Start difference. First operand 127 states and 135 transitions. Second operand 10 states. [2018-02-04 02:37:06,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:06,877 INFO L93 Difference]: Finished difference Result 147 states and 158 transitions. [2018-02-04 02:37:06,878 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-02-04 02:37:06,878 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 36 [2018-02-04 02:37:06,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:06,878 INFO L225 Difference]: With dead ends: 147 [2018-02-04 02:37:06,878 INFO L226 Difference]: Without dead ends: 147 [2018-02-04 02:37:06,878 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2018-02-04 02:37:06,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2018-02-04 02:37:06,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 130. [2018-02-04 02:37:06,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-02-04 02:37:06,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 138 transitions. [2018-02-04 02:37:06,881 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 138 transitions. Word has length 36 [2018-02-04 02:37:06,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:06,881 INFO L432 AbstractCegarLoop]: Abstraction has 130 states and 138 transitions. [2018-02-04 02:37:06,881 INFO L433 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-02-04 02:37:06,881 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 138 transitions. [2018-02-04 02:37:06,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-02-04 02:37:06,881 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:06,881 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] [2018-02-04 02:37:06,881 INFO L371 AbstractCegarLoop]: === Iteration 28 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:06,881 INFO L82 PathProgramCache]: Analyzing trace with hash -747720392, now seen corresponding path program 1 times [2018-02-04 02:37:06,882 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:06,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:06,887 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:06,941 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 02:37:06,941 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:06,941 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-02-04 02:37:06,941 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:06,941 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 02:37:06,941 INFO L182 omatonBuilderFactory]: Interpolants [7168#(= (select |#valid| |create_data_#t~malloc1.base|) 1), 7169#(= (select |#valid| create_data_~data~0.base) 1), 7170#(and (= 1 (select |#valid| |create_data_#t~malloc3.base|)) (not (= create_data_~data~0.base |create_data_#t~malloc3.base|))), 7171#(and (not (= create_data_~data~0.base (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))))), 7172#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4)))) (not (= create_data_~data~0.base |create_data_#t~mem6.base|))), 7173#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4)))), 7174#(= 1 (select |#valid| |create_data_#t~mem6.base|)), 7166#true, 7167#false] [2018-02-04 02:37:06,941 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 02:37:06,942 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-02-04 02:37:06,942 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-02-04 02:37:06,942 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-02-04 02:37:06,942 INFO L87 Difference]: Start difference. First operand 130 states and 138 transitions. Second operand 9 states. [2018-02-04 02:37:07,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:07,119 INFO L93 Difference]: Finished difference Result 129 states and 137 transitions. [2018-02-04 02:37:07,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 02:37:07,120 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 37 [2018-02-04 02:37:07,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:07,120 INFO L225 Difference]: With dead ends: 129 [2018-02-04 02:37:07,120 INFO L226 Difference]: Without dead ends: 129 [2018-02-04 02:37:07,120 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2018-02-04 02:37:07,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2018-02-04 02:37:07,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2018-02-04 02:37:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2018-02-04 02:37:07,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 137 transitions. [2018-02-04 02:37:07,122 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 137 transitions. Word has length 37 [2018-02-04 02:37:07,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:07,122 INFO L432 AbstractCegarLoop]: Abstraction has 129 states and 137 transitions. [2018-02-04 02:37:07,122 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-02-04 02:37:07,122 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 137 transitions. [2018-02-04 02:37:07,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-02-04 02:37:07,122 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:07,123 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] [2018-02-04 02:37:07,123 INFO L371 AbstractCegarLoop]: === Iteration 29 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:07,123 INFO L82 PathProgramCache]: Analyzing trace with hash -747720391, now seen corresponding path program 1 times [2018-02-04 02:37:07,123 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:07,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:07,129 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:07,243 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 02:37:07,243 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:07,244 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-02-04 02:37:07,244 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:07,244 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 02:37:07,244 INFO L182 omatonBuilderFactory]: Interpolants [7441#true, 7442#false, 7443#(= (select |#valid| |create_data_#t~malloc1.base|) 1), 7444#(= (select |#valid| create_data_~data~0.base) 1), 7445#(and (= 0 |create_data_#t~malloc3.offset|) (= 80 (select |#length| |create_data_#t~malloc3.base|)) (not (= create_data_~data~0.base |create_data_#t~malloc3.base|))), 7446#(and (not (= create_data_~data~0.base (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4)))) (= 0 (select (select |#memory_$Pointer$.offset| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= 80 (select |#length| (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))))), 7447#(and (= |create_data_#t~mem6.offset| 0) (= 0 (select (select |#memory_$Pointer$.offset| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (not (= create_data_~data~0.base |create_data_#t~mem6.base|)) (= 80 (select |#length| (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))))), 7448#(and (<= 0 create_data_~counter~0) (= 0 (select (select |#memory_$Pointer$.offset| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= 80 (select |#length| (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))))), 7449#(and (= 0 (select (select |#memory_$Pointer$.offset| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (<= 1 create_data_~counter~0) (= 80 (select |#length| (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))))), 7450#(and (<= create_data_~counter~0 19) (= 0 (select (select |#memory_$Pointer$.offset| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (<= 1 create_data_~counter~0) (= 80 (select |#length| (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))))), 7451#(and (<= create_data_~counter~0 19) (= |create_data_#t~mem6.offset| 0) (= (select |#length| |create_data_#t~mem6.base|) 80) (<= 1 create_data_~counter~0))] [2018-02-04 02:37:07,244 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 02:37:07,244 INFO L409 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-02-04 02:37:07,244 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-02-04 02:37:07,244 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-02-04 02:37:07,244 INFO L87 Difference]: Start difference. First operand 129 states and 137 transitions. Second operand 11 states. [2018-02-04 02:37:07,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:07,490 INFO L93 Difference]: Finished difference Result 130 states and 138 transitions. [2018-02-04 02:37:07,491 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-02-04 02:37:07,491 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 37 [2018-02-04 02:37:07,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:07,491 INFO L225 Difference]: With dead ends: 130 [2018-02-04 02:37:07,491 INFO L226 Difference]: Without dead ends: 130 [2018-02-04 02:37:07,492 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=106, Invalid=236, Unknown=0, NotChecked=0, Total=342 [2018-02-04 02:37:07,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-02-04 02:37:07,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 125. [2018-02-04 02:37:07,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-02-04 02:37:07,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 133 transitions. [2018-02-04 02:37:07,494 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 133 transitions. Word has length 37 [2018-02-04 02:37:07,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:07,494 INFO L432 AbstractCegarLoop]: Abstraction has 125 states and 133 transitions. [2018-02-04 02:37:07,494 INFO L433 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-02-04 02:37:07,494 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 133 transitions. [2018-02-04 02:37:07,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-02-04 02:37:07,495 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:07,495 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 02:37:07,495 INFO L371 AbstractCegarLoop]: === Iteration 30 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:07,495 INFO L82 PathProgramCache]: Analyzing trace with hash 484884458, now seen corresponding path program 1 times [2018-02-04 02:37:07,495 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:07,503 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:07,720 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 02:37:07,721 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:07,721 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2018-02-04 02:37:07,721 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:07,721 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 02:37:07,721 INFO L182 omatonBuilderFactory]: Interpolants [7723#true, 7724#false, 7725#(= (select |#valid| |main_~#list~0.base|) 1), 7726#(= |#valid| |old(#valid)|), 7727#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 7728#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 7729#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|))) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 7730#(and (= 0 |create_data_#res.base|) (= 0 |create_data_#res.offset|)), 7731#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~ret17.offset|) (= 0 |append_#t~ret17.base|))) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 7732#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) append_~node~0.offset))) (= append_~pointerToList.base append_~node~0.base)) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 7733#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 7734#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 7735#(and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 7736#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))), 7737#(and (= 0 |main_#t~mem24.base|) (= 0 |main_#t~mem24.offset|)), 7738#(and (= 0 |freeData_#in~data.offset|) (= 0 |freeData_#in~data.base|)), 7739#(and (= 0 freeData_~data.offset) (= freeData_~data.base 0))] [2018-02-04 02:37:07,722 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 02:37:07,722 INFO L409 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-02-04 02:37:07,722 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-02-04 02:37:07,722 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2018-02-04 02:37:07,722 INFO L87 Difference]: Start difference. First operand 125 states and 133 transitions. Second operand 17 states. [2018-02-04 02:37:08,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:08,401 INFO L93 Difference]: Finished difference Result 164 states and 177 transitions. [2018-02-04 02:37:08,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2018-02-04 02:37:08,401 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 40 [2018-02-04 02:37:08,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:08,402 INFO L225 Difference]: With dead ends: 164 [2018-02-04 02:37:08,402 INFO L226 Difference]: Without dead ends: 164 [2018-02-04 02:37:08,403 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=134, Invalid=988, Unknown=0, NotChecked=0, Total=1122 [2018-02-04 02:37:08,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2018-02-04 02:37:08,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 146. [2018-02-04 02:37:08,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2018-02-04 02:37:08,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 157 transitions. [2018-02-04 02:37:08,406 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 157 transitions. Word has length 40 [2018-02-04 02:37:08,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:08,406 INFO L432 AbstractCegarLoop]: Abstraction has 146 states and 157 transitions. [2018-02-04 02:37:08,406 INFO L433 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-02-04 02:37:08,406 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 157 transitions. [2018-02-04 02:37:08,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2018-02-04 02:37:08,407 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:08,407 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 02:37:08,407 INFO L371 AbstractCegarLoop]: === Iteration 31 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:08,407 INFO L82 PathProgramCache]: Analyzing trace with hash 1287024166, now seen corresponding path program 1 times [2018-02-04 02:37:08,408 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:08,417 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:08,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:08,571 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:08,571 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-02-04 02:37:08,571 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:08,571 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 02:37:08,571 INFO L182 omatonBuilderFactory]: Interpolants [8084#true, 8085#false, 8086#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 8087#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= 8 (select |#length| |append_#t~malloc14.base|))), 8088#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= 8 (select |#length| append_~node~0.base))), 8089#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= (select |#valid| append_~node~0.base) 1) (= 8 (select |#length| append_~node~0.base))), 8090#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 8091#(and (= |#length| (store |old(#length)| |create_data_#t~malloc1.base| (select |#length| |create_data_#t~malloc1.base|))) (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|))), 8092#(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|))))), 8093#(and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 8094#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 8095#(and (= 8 (select |#length| |main_#t~mem21.base|)) (= |main_#t~mem21.offset| 0))] [2018-02-04 02:37:08,571 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 02:37:08,572 INFO L409 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-02-04 02:37:08,572 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-02-04 02:37:08,572 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2018-02-04 02:37:08,572 INFO L87 Difference]: Start difference. First operand 146 states and 157 transitions. Second operand 12 states. [2018-02-04 02:37:09,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:09,059 INFO L93 Difference]: Finished difference Result 181 states and 199 transitions. [2018-02-04 02:37:09,059 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-02-04 02:37:09,060 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 40 [2018-02-04 02:37:09,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:09,060 INFO L225 Difference]: With dead ends: 181 [2018-02-04 02:37:09,060 INFO L226 Difference]: Without dead ends: 181 [2018-02-04 02:37:09,061 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=107, Invalid=399, Unknown=0, NotChecked=0, Total=506 [2018-02-04 02:37:09,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2018-02-04 02:37:09,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 155. [2018-02-04 02:37:09,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2018-02-04 02:37:09,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 168 transitions. [2018-02-04 02:37:09,064 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 168 transitions. Word has length 40 [2018-02-04 02:37:09,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:09,064 INFO L432 AbstractCegarLoop]: Abstraction has 155 states and 168 transitions. [2018-02-04 02:37:09,064 INFO L433 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-02-04 02:37:09,064 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 168 transitions. [2018-02-04 02:37:09,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-02-04 02:37:09,064 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:09,064 INFO L351 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1] [2018-02-04 02:37:09,065 INFO L371 AbstractCegarLoop]: === Iteration 32 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:09,065 INFO L82 PathProgramCache]: Analyzing trace with hash 268633466, now seen corresponding path program 1 times [2018-02-04 02:37:09,065 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:09,074 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:09,120 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-02-04 02:37:09,120 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:09,121 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2018-02-04 02:37:09,121 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:09,121 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-02-04 02:37:09,121 INFO L182 omatonBuilderFactory]: Interpolants [8454#true, 8455#false, 8456#(= create_data_~counter~0 0), 8457#(<= create_data_~counter~0 1)] [2018-02-04 02:37:09,121 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-02-04 02:37:09,122 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 02:37:09,122 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 02:37:09,122 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-02-04 02:37:09,122 INFO L87 Difference]: Start difference. First operand 155 states and 168 transitions. Second operand 4 states. [2018-02-04 02:37:09,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:09,134 INFO L93 Difference]: Finished difference Result 167 states and 180 transitions. [2018-02-04 02:37:09,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 02:37:09,135 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2018-02-04 02:37:09,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:09,137 INFO L225 Difference]: With dead ends: 167 [2018-02-04 02:37:09,137 INFO L226 Difference]: Without dead ends: 167 [2018-02-04 02:37:09,137 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 02:37:09,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2018-02-04 02:37:09,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 162. [2018-02-04 02:37:09,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2018-02-04 02:37:09,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 175 transitions. [2018-02-04 02:37:09,142 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 175 transitions. Word has length 60 [2018-02-04 02:37:09,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:09,142 INFO L432 AbstractCegarLoop]: Abstraction has 162 states and 175 transitions. [2018-02-04 02:37:09,142 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 02:37:09,142 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 175 transitions. [2018-02-04 02:37:09,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-02-04 02:37:09,143 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:09,143 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, 1, 1, 1, 1] [2018-02-04 02:37:09,143 INFO L371 AbstractCegarLoop]: === Iteration 33 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:09,143 INFO L82 PathProgramCache]: Analyzing trace with hash -907645030, now seen corresponding path program 1 times [2018-02-04 02:37:09,144 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:09,151 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:09,196 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 02:37:09,196 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:09,197 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-02-04 02:37:09,197 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:09,197 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 02:37:09,197 INFO L182 omatonBuilderFactory]: Interpolants [8787#true, 8788#false, 8789#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 8790#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|)), 8791#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset)), 8792#(= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)), 8793#(= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)), 8794#(= 0 |main_#t~mem25.offset|)] [2018-02-04 02:37:09,197 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 02:37:09,198 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 02:37:09,198 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 02:37:09,198 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-02-04 02:37:09,198 INFO L87 Difference]: Start difference. First operand 162 states and 175 transitions. Second operand 8 states. [2018-02-04 02:37:09,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:09,296 INFO L93 Difference]: Finished difference Result 178 states and 192 transitions. [2018-02-04 02:37:09,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-02-04 02:37:09,296 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 44 [2018-02-04 02:37:09,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:09,297 INFO L225 Difference]: With dead ends: 178 [2018-02-04 02:37:09,298 INFO L226 Difference]: Without dead ends: 178 [2018-02-04 02:37:09,298 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-02-04 02:37:09,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2018-02-04 02:37:09,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 171. [2018-02-04 02:37:09,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2018-02-04 02:37:09,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 189 transitions. [2018-02-04 02:37:09,302 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 189 transitions. Word has length 44 [2018-02-04 02:37:09,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:09,302 INFO L432 AbstractCegarLoop]: Abstraction has 171 states and 189 transitions. [2018-02-04 02:37:09,302 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 02:37:09,302 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 189 transitions. [2018-02-04 02:37:09,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-02-04 02:37:09,303 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:09,303 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, 1, 1, 1, 1] [2018-02-04 02:37:09,303 INFO L371 AbstractCegarLoop]: === Iteration 34 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:09,303 INFO L82 PathProgramCache]: Analyzing trace with hash -907645029, now seen corresponding path program 1 times [2018-02-04 02:37:09,303 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:09,309 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:09,345 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 02:37:09,345 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:09,345 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-02-04 02:37:09,345 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:09,345 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 02:37:09,345 INFO L182 omatonBuilderFactory]: Interpolants [9154#true, 9155#false, 9156#(= |main_#t~mem23.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)), 9157#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 9158#(= |#valid| |old(#valid)|), 9159#(= 1 (select |#valid| |main_#t~mem25.base|))] [2018-02-04 02:37:09,346 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 02:37:09,346 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-04 02:37:09,346 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-04 02:37:09,346 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-02-04 02:37:09,346 INFO L87 Difference]: Start difference. First operand 171 states and 189 transitions. Second operand 6 states. [2018-02-04 02:37:09,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:09,433 INFO L93 Difference]: Finished difference Result 177 states and 195 transitions. [2018-02-04 02:37:09,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 02:37:09,433 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 44 [2018-02-04 02:37:09,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:09,434 INFO L225 Difference]: With dead ends: 177 [2018-02-04 02:37:09,434 INFO L226 Difference]: Without dead ends: 177 [2018-02-04 02:37:09,434 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-02-04 02:37:09,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2018-02-04 02:37:09,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 173. [2018-02-04 02:37:09,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2018-02-04 02:37:09,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 192 transitions. [2018-02-04 02:37:09,437 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 192 transitions. Word has length 44 [2018-02-04 02:37:09,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:09,438 INFO L432 AbstractCegarLoop]: Abstraction has 173 states and 192 transitions. [2018-02-04 02:37:09,438 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-04 02:37:09,438 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 192 transitions. [2018-02-04 02:37:09,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2018-02-04 02:37:09,438 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:09,438 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, 1, 1, 1] [2018-02-04 02:37:09,438 INFO L371 AbstractCegarLoop]: === Iteration 35 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:09,439 INFO L82 PathProgramCache]: Analyzing trace with hash 563904760, now seen corresponding path program 1 times [2018-02-04 02:37:09,439 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:09,448 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:09,551 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 02:37:09,551 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:09,551 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-02-04 02:37:09,551 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:09,552 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 02:37:09,552 INFO L182 omatonBuilderFactory]: Interpolants [9520#(= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)), 9521#(and (= |main_#t~mem21.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem21.offset| 0)), 9522#(and (<= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (<= (+ (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 8) (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 9523#(and (<= 0 |main_#t~mem23.offset|) (<= (+ |main_#t~mem23.offset| 8) (select |#length| |main_#t~mem23.base|))), 9514#true, 9515#false, 9516#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 9517#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|)), 9518#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset)), 9519#(= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))] [2018-02-04 02:37:09,552 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 02:37:09,552 INFO L409 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-02-04 02:37:09,552 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-02-04 02:37:09,553 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2018-02-04 02:37:09,553 INFO L87 Difference]: Start difference. First operand 173 states and 192 transitions. Second operand 10 states. [2018-02-04 02:37:09,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:09,720 INFO L93 Difference]: Finished difference Result 179 states and 194 transitions. [2018-02-04 02:37:09,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-02-04 02:37:09,721 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 43 [2018-02-04 02:37:09,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:09,722 INFO L225 Difference]: With dead ends: 179 [2018-02-04 02:37:09,722 INFO L226 Difference]: Without dead ends: 179 [2018-02-04 02:37:09,722 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2018-02-04 02:37:09,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2018-02-04 02:37:09,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 163. [2018-02-04 02:37:09,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-02-04 02:37:09,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 180 transitions. [2018-02-04 02:37:09,726 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 180 transitions. Word has length 43 [2018-02-04 02:37:09,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:09,726 INFO L432 AbstractCegarLoop]: Abstraction has 163 states and 180 transitions. [2018-02-04 02:37:09,726 INFO L433 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-02-04 02:37:09,726 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 180 transitions. [2018-02-04 02:37:09,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-02-04 02:37:09,727 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:09,727 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, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:09,727 INFO L371 AbstractCegarLoop]: === Iteration 36 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:09,727 INFO L82 PathProgramCache]: Analyzing trace with hash -368510437, now seen corresponding path program 1 times [2018-02-04 02:37:09,728 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:09,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:09,734 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:09,848 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 02:37:09,848 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:09,848 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2018-02-04 02:37:09,848 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:09,848 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 02:37:09,848 INFO L182 omatonBuilderFactory]: Interpolants [9888#(not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 9889#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 9890#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 9891#(and (or (not (= 0 |main_#t~mem25.offset|)) (not (= |main_#t~mem25.base| 0))) (not (= |main_~#list~0.base| |main_#t~mem25.base|)) (= 1 (select |#valid| |main_~#list~0.base|))), 9880#true, 9881#false, 9882#(= 1 (select |#valid| |main_~#list~0.base|)), 9883#(= |#valid| |old(#valid)|), 9884#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 9885#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 9886#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base))), 9887#(= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))] [2018-02-04 02:37:09,848 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 02:37:09,848 INFO L409 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-02-04 02:37:09,849 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-02-04 02:37:09,849 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2018-02-04 02:37:09,849 INFO L87 Difference]: Start difference. First operand 163 states and 180 transitions. Second operand 12 states. [2018-02-04 02:37:10,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:10,026 INFO L93 Difference]: Finished difference Result 197 states and 221 transitions. [2018-02-04 02:37:10,026 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-02-04 02:37:10,026 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 46 [2018-02-04 02:37:10,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:10,027 INFO L225 Difference]: With dead ends: 197 [2018-02-04 02:37:10,027 INFO L226 Difference]: Without dead ends: 197 [2018-02-04 02:37:10,027 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2018-02-04 02:37:10,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2018-02-04 02:37:10,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 189. [2018-02-04 02:37:10,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189 states. [2018-02-04 02:37:10,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 213 transitions. [2018-02-04 02:37:10,031 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 213 transitions. Word has length 46 [2018-02-04 02:37:10,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:10,032 INFO L432 AbstractCegarLoop]: Abstraction has 189 states and 213 transitions. [2018-02-04 02:37:10,032 INFO L433 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-02-04 02:37:10,032 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 213 transitions. [2018-02-04 02:37:10,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-02-04 02:37:10,032 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:10,032 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, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:10,033 INFO L371 AbstractCegarLoop]: === Iteration 37 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:10,033 INFO L82 PathProgramCache]: Analyzing trace with hash 221499877, now seen corresponding path program 1 times [2018-02-04 02:37:10,033 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:10,040 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:10,230 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 02:37:10,230 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:10,230 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2018-02-04 02:37:10,231 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:10,231 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 02:37:10,231 INFO L182 omatonBuilderFactory]: Interpolants [10304#(= 1 (select |#valid| |freeData_#in~data.base|)), 10305#(= 1 (select |#valid| freeData_~data.base)), 10288#true, 10289#false, 10290#(= (select |#valid| |main_~#list~0.base|) 1), 10291#(= |#valid| |old(#valid)|), 10292#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 10293#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 10294#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)))), 10295#(= 1 (select |#valid| create_data_~data~0.base)), 10296#(= 1 (select |#valid| |create_data_#res.base|)), 10297#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 1 (select |#valid| |append_#t~ret17.base|))))), 10298#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)))) (= append_~node~0.base append_~pointerToList.base))), 10299#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 10300#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 10301#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 10302#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))), 10303#(= 1 (select |#valid| |main_#t~mem24.base|))] [2018-02-04 02:37:10,231 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 02:37:10,231 INFO L409 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-02-04 02:37:10,231 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-02-04 02:37:10,231 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2018-02-04 02:37:10,231 INFO L87 Difference]: Start difference. First operand 189 states and 213 transitions. Second operand 18 states. [2018-02-04 02:37:10,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:10,835 INFO L93 Difference]: Finished difference Result 215 states and 242 transitions. [2018-02-04 02:37:10,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-02-04 02:37:10,836 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 47 [2018-02-04 02:37:10,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:10,836 INFO L225 Difference]: With dead ends: 215 [2018-02-04 02:37:10,836 INFO L226 Difference]: Without dead ends: 215 [2018-02-04 02:37:10,837 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=136, Invalid=1054, Unknown=0, NotChecked=0, Total=1190 [2018-02-04 02:37:10,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2018-02-04 02:37:10,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 194. [2018-02-04 02:37:10,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2018-02-04 02:37:10,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 220 transitions. [2018-02-04 02:37:10,840 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 220 transitions. Word has length 47 [2018-02-04 02:37:10,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:10,840 INFO L432 AbstractCegarLoop]: Abstraction has 194 states and 220 transitions. [2018-02-04 02:37:10,840 INFO L433 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-02-04 02:37:10,840 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 220 transitions. [2018-02-04 02:37:10,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-02-04 02:37:10,841 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:10,841 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, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:10,841 INFO L371 AbstractCegarLoop]: === Iteration 38 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:10,841 INFO L82 PathProgramCache]: Analyzing trace with hash 221499878, now seen corresponding path program 1 times [2018-02-04 02:37:10,841 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:10,847 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:11,134 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 02:37:11,134 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:11,134 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2018-02-04 02:37:11,134 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:11,135 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 02:37:11,135 INFO L182 omatonBuilderFactory]: Interpolants [10752#(= |#valid| |old(#valid)|), 10753#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 10754#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 10755#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)))), 10756#(and (= 8 (select |#length| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 10757#(and (= 0 create_data_~data~0.offset) (= 8 (select |#length| create_data_~data~0.base))), 10758#(and (= 0 |create_data_#res.offset|) (= 8 (select |#length| |create_data_#res.base|))), 10759#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 8 (select |#length| |append_#t~ret17.base|)) (= 0 |append_#t~ret17.offset|)) (= append_~node~0.base append_~pointerToList.base))), 10760#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) append_~node~0.offset))) (= append_~node~0.base append_~pointerToList.base))), 10761#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 10762#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 10763#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 10764#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)))), 10765#(and (= 8 (select |#length| |main_#t~mem24.base|)) (= 0 |main_#t~mem24.offset|)), 10766#(and (= 0 |freeData_#in~data.offset|) (= 8 (select |#length| |freeData_#in~data.base|))), 10767#(and (= (select |#length| freeData_~data.base) 8) (= 0 freeData_~data.offset)), 10749#true, 10750#false, 10751#(= (select |#valid| |main_~#list~0.base|) 1)] [2018-02-04 02:37:11,135 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 02:37:11,135 INFO L409 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-02-04 02:37:11,135 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-02-04 02:37:11,135 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2018-02-04 02:37:11,135 INFO L87 Difference]: Start difference. First operand 194 states and 220 transitions. Second operand 19 states. [2018-02-04 02:37:11,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:11,870 INFO L93 Difference]: Finished difference Result 232 states and 262 transitions. [2018-02-04 02:37:11,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-02-04 02:37:11,871 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 47 [2018-02-04 02:37:11,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:11,871 INFO L225 Difference]: With dead ends: 232 [2018-02-04 02:37:11,871 INFO L226 Difference]: Without dead ends: 232 [2018-02-04 02:37:11,872 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=150, Invalid=1256, Unknown=0, NotChecked=0, Total=1406 [2018-02-04 02:37:11,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2018-02-04 02:37:11,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 211. [2018-02-04 02:37:11,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2018-02-04 02:37:11,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 242 transitions. [2018-02-04 02:37:11,875 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 242 transitions. Word has length 47 [2018-02-04 02:37:11,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:11,876 INFO L432 AbstractCegarLoop]: Abstraction has 211 states and 242 transitions. [2018-02-04 02:37:11,876 INFO L433 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-02-04 02:37:11,876 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 242 transitions. [2018-02-04 02:37:11,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-02-04 02:37:11,876 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:11,876 INFO L351 BasicCegarLoop]: trace histogram [3, 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 02:37:11,876 INFO L371 AbstractCegarLoop]: === Iteration 39 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:11,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1594265010, now seen corresponding path program 1 times [2018-02-04 02:37:11,877 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:11,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:11,884 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:11,924 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:11,925 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:11,925 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2018-02-04 02:37:11,925 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:11,925 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 02:37:11,925 INFO L182 omatonBuilderFactory]: Interpolants [11249#true, 11250#false, 11251#(= create_data_~counter~0 0), 11252#(<= create_data_~counter~0 1), 11253#(<= create_data_~counter~0 2)] [2018-02-04 02:37:11,925 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:11,925 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-02-04 02:37:11,925 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-02-04 02:37:11,925 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2018-02-04 02:37:11,926 INFO L87 Difference]: Start difference. First operand 211 states and 242 transitions. Second operand 5 states. [2018-02-04 02:37:11,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:11,937 INFO L93 Difference]: Finished difference Result 223 states and 254 transitions. [2018-02-04 02:37:11,938 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-02-04 02:37:11,938 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 47 [2018-02-04 02:37:11,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:11,938 INFO L225 Difference]: With dead ends: 223 [2018-02-04 02:37:11,939 INFO L226 Difference]: Without dead ends: 223 [2018-02-04 02:37:11,939 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 02:37:11,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2018-02-04 02:37:11,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 218. [2018-02-04 02:37:11,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2018-02-04 02:37:11,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 249 transitions. [2018-02-04 02:37:11,941 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 249 transitions. Word has length 47 [2018-02-04 02:37:11,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:11,942 INFO L432 AbstractCegarLoop]: Abstraction has 218 states and 249 transitions. [2018-02-04 02:37:11,942 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-02-04 02:37:11,942 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 249 transitions. [2018-02-04 02:37:11,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-02-04 02:37:11,942 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:11,942 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:11,942 INFO L371 AbstractCegarLoop]: === Iteration 40 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:11,942 INFO L82 PathProgramCache]: Analyzing trace with hash 1633162428, now seen corresponding path program 1 times [2018-02-04 02:37:11,943 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:11,951 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:12,317 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 02:37:12,317 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:12,317 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2018-02-04 02:37:12,317 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:12,317 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 02:37:12,318 INFO L182 omatonBuilderFactory]: Interpolants [11712#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 11713#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)) 4))), 11714#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem24.base|) 4)) (= 0 |main_#t~mem24.offset|)), 11715#(and (= 0 |freeData_#in~data.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |freeData_#in~data.base|) 4))), 11716#(and (= 0 freeData_~data.offset) (= 0 (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4)))), 11717#(= |freeData_#t~mem13.offset| 0), 11695#true, 11696#false, 11697#(= (select |#valid| |main_~#list~0.base|) 1), 11698#(= |#valid| |old(#valid)|), 11699#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 11700#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 11701#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|))) (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 11702#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select |#valid| append_~pointerToList.base) 1))) (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 11703#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select |#valid| append_~pointerToList.base) 1) (= (select |#valid| append_~node~0.base) 1)) (= append_~node~0.base append_~pointerToList.base)) (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 11704#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 11705#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base))), 11706#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| create_data_~data~0.base) (+ create_data_~data~0.offset 4)))), 11707#(and (= 0 (select |old(#valid)| |create_data_#res.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |create_data_#res.base|) 4)) (= 0 |create_data_#res.offset|)), 11708#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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 |append_#t~ret17.offset|)) |append_#t~ret17.base|) 4)) (= 0 |append_#t~ret17.offset|) (not (= append_~pointerToList.base |append_#t~ret17.base|))) (= append_~node~0.base append_~pointerToList.base)) (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 11709#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) append_~node~0.offset)) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 4)))) (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 11710#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 11711#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)))] [2018-02-04 02:37:12,318 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 02:37:12,318 INFO L409 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-02-04 02:37:12,318 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-02-04 02:37:12,318 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=455, Unknown=0, NotChecked=0, Total=506 [2018-02-04 02:37:12,318 INFO L87 Difference]: Start difference. First operand 218 states and 249 transitions. Second operand 23 states. [2018-02-04 02:37:13,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:13,327 INFO L93 Difference]: Finished difference Result 274 states and 311 transitions. [2018-02-04 02:37:13,327 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2018-02-04 02:37:13,327 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 50 [2018-02-04 02:37:13,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:13,328 INFO L225 Difference]: With dead ends: 274 [2018-02-04 02:37:13,328 INFO L226 Difference]: Without dead ends: 274 [2018-02-04 02:37:13,328 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 479 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=213, Invalid=2043, Unknown=0, NotChecked=0, Total=2256 [2018-02-04 02:37:13,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-02-04 02:37:13,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 242. [2018-02-04 02:37:13,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2018-02-04 02:37:13,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 280 transitions. [2018-02-04 02:37:13,332 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 280 transitions. Word has length 50 [2018-02-04 02:37:13,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:13,332 INFO L432 AbstractCegarLoop]: Abstraction has 242 states and 280 transitions. [2018-02-04 02:37:13,333 INFO L433 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-02-04 02:37:13,333 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 280 transitions. [2018-02-04 02:37:13,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2018-02-04 02:37:13,333 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:13,333 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:13,333 INFO L371 AbstractCegarLoop]: === Iteration 41 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:13,334 INFO L82 PathProgramCache]: Analyzing trace with hash 1633162429, now seen corresponding path program 1 times [2018-02-04 02:37:13,334 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:13,346 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:13,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:13,774 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:13,774 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2018-02-04 02:37:13,774 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:13,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:13,774 INFO L182 omatonBuilderFactory]: Interpolants [12288#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 12289#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 12290#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)))), 12291#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select |#valid| append_~pointerToList.base) 1)))), 12292#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select |#valid| append_~pointerToList.base) 1) (= (select |#valid| append_~node~0.base) 1)) (= append_~node~0.base append_~pointerToList.base))), 12293#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 12294#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base))), 12295#(and (= 0 create_data_~data~0.offset) (= 0 (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= 0 (select |old(#valid)| create_data_~data~0.base))), 12296#(and (= 0 (select (select |#memory_$Pointer$.base| |create_data_#res.base|) 4)) (= 0 (select |old(#valid)| |create_data_#res.base|)) (= 0 |create_data_#res.offset|)), 12297#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|)) |append_#t~ret17.base|) 4)) (= 0 |append_#t~ret17.offset|) (not (= append_~pointerToList.base |append_#t~ret17.base|)))) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 12298#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) append_~node~0.offset)) (= 0 (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 4))) (= append_~node~0.base append_~pointerToList.base))), 12299#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 12300#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 12301#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 12302#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)) 4))), 12303#(and (= 0 |main_#t~mem24.offset|) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem24.base|) 4))), 12304#(and (= 0 |freeData_#in~data.offset|) (= 0 (select (select |#memory_$Pointer$.base| |freeData_#in~data.base|) 4))), 12305#(and (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= 0 freeData_~data.offset)), 12306#(= |freeData_#t~mem13.base| 0), 12284#true, 12285#false, 12286#(= (select |#valid| |main_~#list~0.base|) 1), 12287#(= |#valid| |old(#valid)|)] [2018-02-04 02:37:13,775 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 02:37:13,775 INFO L409 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-02-04 02:37:13,775 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-02-04 02:37:13,775 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=455, Unknown=0, NotChecked=0, Total=506 [2018-02-04 02:37:13,775 INFO L87 Difference]: Start difference. First operand 242 states and 280 transitions. Second operand 23 states. [2018-02-04 02:37:14,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:14,716 INFO L93 Difference]: Finished difference Result 273 states and 309 transitions. [2018-02-04 02:37:14,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2018-02-04 02:37:14,716 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 50 [2018-02-04 02:37:14,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:14,717 INFO L225 Difference]: With dead ends: 273 [2018-02-04 02:37:14,717 INFO L226 Difference]: Without dead ends: 273 [2018-02-04 02:37:14,718 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 459 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=206, Invalid=1956, Unknown=0, NotChecked=0, Total=2162 [2018-02-04 02:37:14,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2018-02-04 02:37:14,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 242. [2018-02-04 02:37:14,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2018-02-04 02:37:14,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 278 transitions. [2018-02-04 02:37:14,722 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 278 transitions. Word has length 50 [2018-02-04 02:37:14,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:14,722 INFO L432 AbstractCegarLoop]: Abstraction has 242 states and 278 transitions. [2018-02-04 02:37:14,722 INFO L433 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-02-04 02:37:14,722 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 278 transitions. [2018-02-04 02:37:14,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-02-04 02:37:14,723 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:14,723 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:14,723 INFO L371 AbstractCegarLoop]: === Iteration 42 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:14,723 INFO L82 PathProgramCache]: Analyzing trace with hash -420728712, now seen corresponding path program 1 times [2018-02-04 02:37:14,724 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:14,734 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:15,222 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:15,223 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:15,223 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-02-04 02:37:15,223 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:15,223 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 02:37:15,223 INFO L182 omatonBuilderFactory]: Interpolants [12870#true, 12871#false, 12872#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 12873#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12874#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12875#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 12876#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base)))), 12877#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base)))), 12878#(and (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))))), 12879#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (and (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 12880#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 12881#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))) (and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 12882#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 12883#(or (and (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (not (= |main_#t~mem21.offset| 0)))) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 12884#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 12885#(or (and (= 0 main_~next~0.offset) (= 0 main_~next~0.base)) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 12886#(or (and (= 0 main_~next~0.offset) (= 0 main_~next~0.base)) (not (= |main_#t~mem25.offset| 0)) (and (not (= |main_#t~mem25.base| 0)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 12887#(or (and (= 0 main_~next~0.offset) (= 0 main_~next~0.base)) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 12888#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.base| 0))] [2018-02-04 02:37:15,223 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:15,223 INFO L409 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-02-04 02:37:15,224 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-02-04 02:37:15,224 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=301, Unknown=0, NotChecked=0, Total=342 [2018-02-04 02:37:15,224 INFO L87 Difference]: Start difference. First operand 242 states and 278 transitions. Second operand 19 states. [2018-02-04 02:37:15,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:15,927 INFO L93 Difference]: Finished difference Result 257 states and 295 transitions. [2018-02-04 02:37:15,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2018-02-04 02:37:15,927 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 51 [2018-02-04 02:37:15,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:15,928 INFO L225 Difference]: With dead ends: 257 [2018-02-04 02:37:15,928 INFO L226 Difference]: Without dead ends: 257 [2018-02-04 02:37:15,928 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 4 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=122, Invalid=808, Unknown=0, NotChecked=0, Total=930 [2018-02-04 02:37:15,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2018-02-04 02:37:15,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 250. [2018-02-04 02:37:15,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2018-02-04 02:37:15,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 286 transitions. [2018-02-04 02:37:15,932 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 286 transitions. Word has length 51 [2018-02-04 02:37:15,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:15,932 INFO L432 AbstractCegarLoop]: Abstraction has 250 states and 286 transitions. [2018-02-04 02:37:15,932 INFO L433 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-02-04 02:37:15,932 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 286 transitions. [2018-02-04 02:37:15,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-02-04 02:37:15,932 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:15,932 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:15,932 INFO L371 AbstractCegarLoop]: === Iteration 43 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:15,933 INFO L82 PathProgramCache]: Analyzing trace with hash 1806033505, now seen corresponding path program 1 times [2018-02-04 02:37:15,933 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:15,944 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:16,390 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 02:37:16,390 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:16,390 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2018-02-04 02:37:16,390 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:16,390 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 02:37:16,390 INFO L182 omatonBuilderFactory]: Interpolants [13440#(and (= 0 |freeData_#in~data.offset|) (= 0 (select (select |#memory_$Pointer$.base| |freeData_#in~data.base|) 4))), 13441#(and (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= 0 freeData_~data.offset)), 13442#(or (and (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= 0 freeData_~data.offset)) (= freeData_~data.base 0)), 13443#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= 0 freeData_~data.offset)) (= freeData_~data.base 0)) (= |freeData_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4))) (= |freeData_#t~mem12.base| (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= 1 (select |#valid| freeData_~data.base))), 13444#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= 0 freeData_~data.offset)) (= freeData_~data.base 0)) (= 1 (select |#valid| freeData_~data.base)) (or (not (= (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4)))))), 13445#(and (or (not (= 0 |freeData_#t~mem13.base|)) (not (= |freeData_#t~mem13.offset| 0))) (or (not (= freeData_~data.base |freeData_#t~mem13.base|)) (= freeData_~data.base 0)) (or (= freeData_~data.base |freeData_#t~mem13.base|) (= 1 (select |#valid| freeData_~data.base)))), 13446#(or (= 1 (select |#valid| freeData_~data.base)) (= freeData_~data.base 0)), 13420#true, 13421#false, 13422#(= 1 (select |#valid| |main_~#list~0.base|)), 13423#(= |#valid| |old(#valid)|), 13424#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 13425#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 13426#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)))), 13427#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 1 (select |#valid| append_~pointerToList.base))))), 13428#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 1 (select |#valid| append_~pointerToList.base)) (= 1 (select |#valid| append_~node~0.base))))), 13429#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 13430#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base))), 13431#(and (= 0 create_data_~data~0.offset) (= 0 (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= 0 (select |old(#valid)| create_data_~data~0.base))), 13432#(and (= 0 (select (select |#memory_$Pointer$.base| |create_data_#res.base|) 4)) (= 0 (select |old(#valid)| |create_data_#res.base|)) (= 0 |create_data_#res.offset|)), 13433#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|)) |append_#t~ret17.base|) 4)) (= 0 |append_#t~ret17.offset|) (not (= append_~pointerToList.base |append_#t~ret17.base|)))) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 13434#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) append_~node~0.offset)) (= 0 (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 4))) (= append_~node~0.base append_~pointerToList.base))), 13435#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 13436#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 13437#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 13438#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)) 4))), 13439#(and (= 0 |main_#t~mem24.offset|) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem24.base|) 4)))] [2018-02-04 02:37:16,391 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 02:37:16,391 INFO L409 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-02-04 02:37:16,391 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-02-04 02:37:16,391 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=637, Unknown=0, NotChecked=0, Total=702 [2018-02-04 02:37:16,391 INFO L87 Difference]: Start difference. First operand 250 states and 286 transitions. Second operand 27 states. [2018-02-04 02:37:17,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:17,591 INFO L93 Difference]: Finished difference Result 280 states and 315 transitions. [2018-02-04 02:37:17,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-02-04 02:37:17,591 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 52 [2018-02-04 02:37:17,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:17,592 INFO L225 Difference]: With dead ends: 280 [2018-02-04 02:37:17,592 INFO L226 Difference]: Without dead ends: 280 [2018-02-04 02:37:17,592 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 757 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=300, Invalid=3006, Unknown=0, NotChecked=0, Total=3306 [2018-02-04 02:37:17,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2018-02-04 02:37:17,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 248. [2018-02-04 02:37:17,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2018-02-04 02:37:17,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 282 transitions. [2018-02-04 02:37:17,595 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 282 transitions. Word has length 52 [2018-02-04 02:37:17,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:17,595 INFO L432 AbstractCegarLoop]: Abstraction has 248 states and 282 transitions. [2018-02-04 02:37:17,595 INFO L433 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-02-04 02:37:17,596 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 282 transitions. [2018-02-04 02:37:17,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-02-04 02:37:17,596 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:17,596 INFO L351 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:17,596 INFO L371 AbstractCegarLoop]: === Iteration 44 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:17,596 INFO L82 PathProgramCache]: Analyzing trace with hash -594351723, now seen corresponding path program 1 times [2018-02-04 02:37:17,597 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:17,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:17,602 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:17,871 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:17,871 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:17,872 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2018-02-04 02:37:17,872 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:17,872 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 02:37:17,872 INFO L182 omatonBuilderFactory]: Interpolants [14048#(and (or (and (= (store (store |#valid| |main_~#list~0.base| 0) |main_#t~mem25.base| (select (store |#valid| |main_#t~mem25.base| 0) |main_#t~mem25.base|)) |old(#valid)|) (not (= |main_#t~mem25.base| |main_~#list~0.base|))) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (not (= 0 |main_#t~mem25.offset|)) (not (= |main_#t~mem25.base| 0)))), 14049#(or (= (store |#valid| |main_~#list~0.base| 0) |old(#valid)|) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 14037#true, 14038#false, 14039#(= |#valid| |old(#valid)|), 14040#(= (store |#valid| |main_~#list~0.base| 0) |old(#valid)|), 14041#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 14042#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|)) (= |old(#valid)| (store |#valid| |append_#t~malloc14.base| (select |old(#valid)| |append_#t~malloc14.base|)))), 14043#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= (store |#valid| append_~node~0.base (select |old(#valid)| append_~node~0.base)) |old(#valid)|) (= 0 (select |old(#valid)| append_~node~0.base)) (= |append_#in~pointerToList.base| append_~pointerToList.base)))), 14044#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= (store |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) |old(#valid)|))), 14045#(or (= (store (store |#valid| |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |old(#valid)|) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 14046#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= (store (store |#valid| |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |old(#valid)|) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 14047#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (store (store |#valid| |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |old(#valid)|) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))] [2018-02-04 02:37:17,872 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:17,872 INFO L409 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-02-04 02:37:17,872 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-02-04 02:37:17,872 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-02-04 02:37:17,873 INFO L87 Difference]: Start difference. First operand 248 states and 282 transitions. Second operand 13 states. [2018-02-04 02:37:18,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:18,218 INFO L93 Difference]: Finished difference Result 257 states and 292 transitions. [2018-02-04 02:37:18,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-02-04 02:37:18,219 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 53 [2018-02-04 02:37:18,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:18,219 INFO L225 Difference]: With dead ends: 257 [2018-02-04 02:37:18,219 INFO L226 Difference]: Without dead ends: 232 [2018-02-04 02:37:18,220 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2018-02-04 02:37:18,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2018-02-04 02:37:18,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 227. [2018-02-04 02:37:18,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2018-02-04 02:37:18,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 260 transitions. [2018-02-04 02:37:18,223 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 260 transitions. Word has length 53 [2018-02-04 02:37:18,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:18,223 INFO L432 AbstractCegarLoop]: Abstraction has 227 states and 260 transitions. [2018-02-04 02:37:18,223 INFO L433 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-02-04 02:37:18,223 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 260 transitions. [2018-02-04 02:37:18,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-02-04 02:37:18,224 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:18,224 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:18,224 INFO L371 AbstractCegarLoop]: === Iteration 45 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:18,224 INFO L82 PathProgramCache]: Analyzing trace with hash 419691716, now seen corresponding path program 1 times [2018-02-04 02:37:18,225 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:18,231 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:18,485 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 02:37:18,486 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:18,486 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2018-02-04 02:37:18,486 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:18,486 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 02:37:18,486 INFO L182 omatonBuilderFactory]: Interpolants [14560#(and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 1 (select |#valid| |main_~#list~0.base|))), 14561#(and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))) (= 1 (select |#valid| |main_~#list~0.base|))), 14562#(and (not (= |main_~#list~0.base| |main_#t~mem24.base|)) (= 1 (select |#valid| |main_~#list~0.base|))), 14563#(and (= |#valid| |old(#valid)|) (= |freeData_#in~data.base| freeData_~data.base)), 14564#(and (or (not (= freeData_~data.base 0)) (not (= 0 freeData_~data.offset))) (= |#valid| |old(#valid)|) (= |freeData_#in~data.base| freeData_~data.base)), 14565#(and (or (= |#valid| |old(#valid)|) (and (= (select |#valid| (@diff |old(#valid)| |#valid|)) 0) (= |freeData_#in~data.base| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 14546#true, 14547#false, 14548#(= 1 (select |#valid| |main_~#list~0.base|)), 14549#(= |#valid| |old(#valid)|), 14550#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 14551#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 14552#(and (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (= append_~pointerToList.base |append_#in~pointerToList.base|))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)))), 14553#(and (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (= append_~pointerToList.base |append_#in~pointerToList.base|))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 1 (select |#valid| append_~pointerToList.base))))), 14554#(= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)), 14555#(= 0 (select |old(#valid)| create_data_~data~0.base)), 14556#(= 0 (select |old(#valid)| |create_data_#res.base|)), 14557#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= append_~pointerToList.base |append_#t~ret17.base|)))) (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (= append_~pointerToList.base |append_#in~pointerToList.base|)))), 14558#(and (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (= append_~pointerToList.base |append_#in~pointerToList.base|))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= append_~pointerToList.base (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)))))), 14559#(and (= 1 (select |#valid| |append_#in~pointerToList.base|)) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))))] [2018-02-04 02:37:18,486 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 02:37:18,486 INFO L409 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-02-04 02:37:18,486 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-02-04 02:37:18,487 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2018-02-04 02:37:18,487 INFO L87 Difference]: Start difference. First operand 227 states and 260 transitions. Second operand 20 states. [2018-02-04 02:37:19,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:19,062 INFO L93 Difference]: Finished difference Result 258 states and 298 transitions. [2018-02-04 02:37:19,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-02-04 02:37:19,062 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 53 [2018-02-04 02:37:19,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:19,063 INFO L225 Difference]: With dead ends: 258 [2018-02-04 02:37:19,063 INFO L226 Difference]: Without dead ends: 258 [2018-02-04 02:37:19,064 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=141, Invalid=981, Unknown=0, NotChecked=0, Total=1122 [2018-02-04 02:37:19,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2018-02-04 02:37:19,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 243. [2018-02-04 02:37:19,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2018-02-04 02:37:19,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 281 transitions. [2018-02-04 02:37:19,067 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 281 transitions. Word has length 53 [2018-02-04 02:37:19,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:19,068 INFO L432 AbstractCegarLoop]: Abstraction has 243 states and 281 transitions. [2018-02-04 02:37:19,068 INFO L433 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-02-04 02:37:19,068 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 281 transitions. [2018-02-04 02:37:19,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-02-04 02:37:19,068 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:19,068 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:19,069 INFO L371 AbstractCegarLoop]: === Iteration 46 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:19,069 INFO L82 PathProgramCache]: Analyzing trace with hash 125541378, now seen corresponding path program 1 times [2018-02-04 02:37:19,069 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:19,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:19,079 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:19,382 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 02:37:19,382 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:19,382 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2018-02-04 02:37:19,383 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:19,383 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 02:37:19,383 INFO L182 omatonBuilderFactory]: Interpolants [15104#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (= 1 (select |#valid| append_~node~0.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)))) (= append_~node~0.base append_~pointerToList.base))), 15105#(and (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (not (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 15106#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 15107#(and (or (and (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 15108#(and (or (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem24.base|))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 15109#(and (= |#valid| |old(#valid)|) (= |freeData_#in~data.base| freeData_~data.base)), 15110#(and (or (not (= freeData_~data.base 0)) (not (= 0 freeData_~data.offset))) (= |#valid| |old(#valid)|) (= |freeData_#in~data.base| freeData_~data.base)), 15111#(and (or (= |#valid| |old(#valid)|) (and (= (select |#valid| (@diff |old(#valid)| |#valid|)) 0) (= |freeData_#in~data.base| (@diff |old(#valid)| |#valid|)))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 15112#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 15113#(= 1 (select |#valid| |main_#t~mem25.base|)), 15095#true, 15096#false, 15097#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 15098#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 1 (select |#valid| append_~node~0.base))))), 15099#(= |#valid| |old(#valid)|), 15100#(= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)), 15101#(= 0 (select |old(#valid)| create_data_~data~0.base)), 15102#(= 0 (select |old(#valid)| |create_data_#res.base|)), 15103#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= append_~node~0.base |append_#t~ret17.base|)))))] [2018-02-04 02:37:19,383 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 02:37:19,383 INFO L409 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-02-04 02:37:19,383 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-02-04 02:37:19,383 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-02-04 02:37:19,383 INFO L87 Difference]: Start difference. First operand 243 states and 281 transitions. Second operand 19 states. [2018-02-04 02:37:19,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:19,891 INFO L93 Difference]: Finished difference Result 257 states and 296 transitions. [2018-02-04 02:37:19,891 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-02-04 02:37:19,891 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 54 [2018-02-04 02:37:19,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:19,892 INFO L225 Difference]: With dead ends: 257 [2018-02-04 02:37:19,892 INFO L226 Difference]: Without dead ends: 257 [2018-02-04 02:37:19,892 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=116, Invalid=814, Unknown=0, NotChecked=0, Total=930 [2018-02-04 02:37:19,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2018-02-04 02:37:19,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 235. [2018-02-04 02:37:19,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2018-02-04 02:37:19,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 273 transitions. [2018-02-04 02:37:19,896 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 273 transitions. Word has length 54 [2018-02-04 02:37:19,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:19,896 INFO L432 AbstractCegarLoop]: Abstraction has 235 states and 273 transitions. [2018-02-04 02:37:19,897 INFO L433 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-02-04 02:37:19,897 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 273 transitions. [2018-02-04 02:37:19,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-02-04 02:37:19,897 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:19,897 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1, 1, 1] [2018-02-04 02:37:19,897 INFO L371 AbstractCegarLoop]: === Iteration 47 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:19,898 INFO L82 PathProgramCache]: Analyzing trace with hash 866020445, now seen corresponding path program 1 times [2018-02-04 02:37:19,898 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:19,909 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:20,113 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:37:20,114 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:20,114 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-02-04 02:37:20,114 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:20,114 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:37:20,115 INFO L182 omatonBuilderFactory]: Interpolants [15648#(= 1 (select |#valid| |freeData_#in~data.base|)), 15649#(= 1 (select |#valid| freeData_~data.base)), 15630#true, 15631#false, 15632#(= append_~pointerToList.base |append_#in~pointerToList.base|), 15633#(= (select |#valid| |append_#in~pointerToList.base|) 1), 15634#(= (select |#valid| |main_~#list~0.base|) 1), 15635#(= |#valid| |old(#valid)|), 15636#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 15637#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 15638#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 15639#(= 1 (select |#valid| create_data_~data~0.base)), 15640#(= 1 (select |#valid| |create_data_#res.base|)), 15641#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (= 1 (select |#valid| |append_#t~ret17.base|))), 15642#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)))) (= append_~node~0.base append_~pointerToList.base))), 15643#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 15644#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 15645#(and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 15646#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))), 15647#(= 1 (select |#valid| |main_#t~mem24.base|))] [2018-02-04 02:37:20,115 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:37:20,115 INFO L409 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-02-04 02:37:20,115 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-02-04 02:37:20,115 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=336, Unknown=0, NotChecked=0, Total=380 [2018-02-04 02:37:20,116 INFO L87 Difference]: Start difference. First operand 235 states and 273 transitions. Second operand 20 states. [2018-02-04 02:37:20,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:20,669 INFO L93 Difference]: Finished difference Result 270 states and 309 transitions. [2018-02-04 02:37:20,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-02-04 02:37:20,669 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 67 [2018-02-04 02:37:20,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:20,670 INFO L225 Difference]: With dead ends: 270 [2018-02-04 02:37:20,670 INFO L226 Difference]: Without dead ends: 270 [2018-02-04 02:37:20,670 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=177, Invalid=1383, Unknown=0, NotChecked=0, Total=1560 [2018-02-04 02:37:20,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2018-02-04 02:37:20,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 239. [2018-02-04 02:37:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-02-04 02:37:20,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 276 transitions. [2018-02-04 02:37:20,674 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 276 transitions. Word has length 67 [2018-02-04 02:37:20,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:20,674 INFO L432 AbstractCegarLoop]: Abstraction has 239 states and 276 transitions. [2018-02-04 02:37:20,674 INFO L433 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-02-04 02:37:20,674 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 276 transitions. [2018-02-04 02:37:20,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-02-04 02:37:20,675 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:20,675 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 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] [2018-02-04 02:37:20,675 INFO L371 AbstractCegarLoop]: === Iteration 48 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:20,676 INFO L82 PathProgramCache]: Analyzing trace with hash -688882574, now seen corresponding path program 1 times [2018-02-04 02:37:20,676 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:20,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:20,685 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:20,944 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:37:20,944 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:20,965 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2018-02-04 02:37:20,966 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:20,966 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:37:20,966 INFO L182 omatonBuilderFactory]: Interpolants [16201#true, 16202#false, 16203#(= append_~pointerToList.base |append_#in~pointerToList.base|), 16204#(= (select |#valid| |append_#in~pointerToList.base|) 1), 16205#(= (select |#valid| |main_~#list~0.base|) 1), 16206#(= |#valid| |old(#valid)|), 16207#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 16208#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 16209#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|))) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 16210#(and (= 0 |create_data_#res.base|) (= 0 |create_data_#res.offset|)), 16211#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~ret17.offset|) (= 0 |append_#t~ret17.base|))) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 16212#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) append_~node~0.offset))) (= append_~pointerToList.base append_~node~0.base)) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 16213#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 16214#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 16215#(and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 16216#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))), 16217#(and (= 0 |main_#t~mem24.base|) (= 0 |main_#t~mem24.offset|)), 16218#(and (= 0 |freeData_#in~data.offset|) (= 0 |freeData_#in~data.base|)), 16219#(and (= 0 freeData_~data.offset) (= freeData_~data.base 0))] [2018-02-04 02:37:20,967 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:37:20,967 INFO L409 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-02-04 02:37:20,967 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-02-04 02:37:20,967 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=298, Unknown=0, NotChecked=0, Total=342 [2018-02-04 02:37:20,967 INFO L87 Difference]: Start difference. First operand 239 states and 276 transitions. Second operand 19 states. [2018-02-04 02:37:21,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:21,588 INFO L93 Difference]: Finished difference Result 265 states and 301 transitions. [2018-02-04 02:37:21,589 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-02-04 02:37:21,589 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 60 [2018-02-04 02:37:21,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:21,589 INFO L225 Difference]: With dead ends: 265 [2018-02-04 02:37:21,590 INFO L226 Difference]: Without dead ends: 265 [2018-02-04 02:37:21,590 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=197, Invalid=1363, Unknown=0, NotChecked=0, Total=1560 [2018-02-04 02:37:21,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2018-02-04 02:37:21,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 243. [2018-02-04 02:37:21,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2018-02-04 02:37:21,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 277 transitions. [2018-02-04 02:37:21,594 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 277 transitions. Word has length 60 [2018-02-04 02:37:21,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:21,594 INFO L432 AbstractCegarLoop]: Abstraction has 243 states and 277 transitions. [2018-02-04 02:37:21,594 INFO L433 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-02-04 02:37:21,594 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 277 transitions. [2018-02-04 02:37:21,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2018-02-04 02:37:21,595 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:21,595 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 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, 1, 1, 1, 1, 1] [2018-02-04 02:37:21,595 INFO L371 AbstractCegarLoop]: === Iteration 49 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:21,595 INFO L82 PathProgramCache]: Analyzing trace with hash 866020446, now seen corresponding path program 1 times [2018-02-04 02:37:21,595 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:21,604 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:21,914 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:37:21,914 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:21,914 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2018-02-04 02:37:21,914 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:21,915 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:37:21,915 INFO L182 omatonBuilderFactory]: Interpolants [16771#true, 16772#false, 16773#(= append_~pointerToList.base |append_#in~pointerToList.base|), 16774#(= (select |#valid| |append_#in~pointerToList.base|) 1), 16775#(= (select |#valid| |main_~#list~0.base|) 1), 16776#(= |#valid| |old(#valid)|), 16777#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 16778#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 16779#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)))), 16780#(and (= 8 (select |#length| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 16781#(and (= 0 create_data_~data~0.offset) (= 8 (select |#length| create_data_~data~0.base))), 16782#(and (= 0 |create_data_#res.offset|) (= 8 (select |#length| |create_data_#res.base|))), 16783#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 8 (select |#length| |append_#t~ret17.base|)) (= 0 |append_#t~ret17.offset|)) (= append_~node~0.base append_~pointerToList.base))), 16784#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) append_~node~0.offset))) (= append_~node~0.base append_~pointerToList.base))), 16785#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 16786#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 16787#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 16788#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)))), 16789#(and (= 8 (select |#length| |main_#t~mem24.base|)) (= 0 |main_#t~mem24.offset|)), 16790#(and (= 0 |freeData_#in~data.offset|) (= 8 (select |#length| |freeData_#in~data.base|))), 16791#(and (= (select |#length| freeData_~data.base) 8) (= 0 freeData_~data.offset))] [2018-02-04 02:37:21,915 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:37:21,915 INFO L409 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-02-04 02:37:21,915 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-02-04 02:37:21,916 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=375, Unknown=0, NotChecked=0, Total=420 [2018-02-04 02:37:21,916 INFO L87 Difference]: Start difference. First operand 243 states and 277 transitions. Second operand 21 states. [2018-02-04 02:37:22,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:22,719 INFO L93 Difference]: Finished difference Result 282 states and 318 transitions. [2018-02-04 02:37:22,719 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-02-04 02:37:22,719 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 67 [2018-02-04 02:37:22,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:22,720 INFO L225 Difference]: With dead ends: 282 [2018-02-04 02:37:22,720 INFO L226 Difference]: Without dead ends: 282 [2018-02-04 02:37:22,720 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=201, Invalid=1691, Unknown=0, NotChecked=0, Total=1892 [2018-02-04 02:37:22,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2018-02-04 02:37:22,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 243. [2018-02-04 02:37:22,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2018-02-04 02:37:22,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 275 transitions. [2018-02-04 02:37:22,724 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 275 transitions. Word has length 67 [2018-02-04 02:37:22,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:22,724 INFO L432 AbstractCegarLoop]: Abstraction has 243 states and 275 transitions. [2018-02-04 02:37:22,724 INFO L433 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-02-04 02:37:22,724 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 275 transitions. [2018-02-04 02:37:22,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-02-04 02:37:22,725 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:22,725 INFO L351 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:22,725 INFO L371 AbstractCegarLoop]: === Iteration 50 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:22,725 INFO L82 PathProgramCache]: Analyzing trace with hash 1528121714, now seen corresponding path program 2 times [2018-02-04 02:37:22,726 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:22,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:22,731 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:22,758 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:22,758 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:22,759 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2018-02-04 02:37:22,759 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:22,759 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 02:37:22,759 INFO L182 omatonBuilderFactory]: Interpolants [17365#true, 17366#false, 17367#(= create_data_~counter~0 0), 17368#(<= create_data_~counter~0 1), 17369#(<= create_data_~counter~0 2), 17370#(<= create_data_~counter~0 3)] [2018-02-04 02:37:22,759 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:22,760 INFO L409 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-02-04 02:37:22,760 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-02-04 02:37:22,760 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2018-02-04 02:37:22,760 INFO L87 Difference]: Start difference. First operand 243 states and 275 transitions. Second operand 6 states. [2018-02-04 02:37:22,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:22,778 INFO L93 Difference]: Finished difference Result 255 states and 287 transitions. [2018-02-04 02:37:22,778 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-02-04 02:37:22,778 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2018-02-04 02:37:22,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:22,779 INFO L225 Difference]: With dead ends: 255 [2018-02-04 02:37:22,779 INFO L226 Difference]: Without dead ends: 255 [2018-02-04 02:37:22,780 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 02:37:22,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2018-02-04 02:37:22,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 250. [2018-02-04 02:37:22,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 250 states. [2018-02-04 02:37:22,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 282 transitions. [2018-02-04 02:37:22,783 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 282 transitions. Word has length 54 [2018-02-04 02:37:22,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:22,783 INFO L432 AbstractCegarLoop]: Abstraction has 250 states and 282 transitions. [2018-02-04 02:37:22,784 INFO L433 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-02-04 02:37:22,784 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 282 transitions. [2018-02-04 02:37:22,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-02-04 02:37:22,784 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:22,784 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:22,785 INFO L371 AbstractCegarLoop]: === Iteration 51 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:22,785 INFO L82 PathProgramCache]: Analyzing trace with hash -2023698147, now seen corresponding path program 1 times [2018-02-04 02:37:22,785 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:22,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:22,795 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:23,497 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 02:37:23,497 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:23,497 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2018-02-04 02:37:23,497 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:23,497 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 02:37:23,497 INFO L182 omatonBuilderFactory]: Interpolants [17876#true, 17877#false, 17878#(not (= |main_~#list~0.base| 0)), 17879#(and (not (= |main_~#list~0.base| 0)) (= (select |#valid| |main_~#list~0.base|) 1)), 17880#(= |#valid| |old(#valid)|), 17881#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 17882#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 17883#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 17884#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (= 1 (select |#valid| append_~pointerToList.base))), 17885#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (= 1 (select |#valid| append_~pointerToList.base)) (= (select |#valid| append_~node~0.base) 1)), 17886#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 17887#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base))), 17888#(and (= 0 create_data_~data~0.offset) (= 0 (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= 0 (select |old(#valid)| create_data_~data~0.base))), 17889#(and (= 0 (select (select |#memory_$Pointer$.base| |create_data_#res.base|) 4)) (= 0 (select |old(#valid)| |create_data_#res.base|))), 17890#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|)) |append_#t~ret17.base|) 4)) (not (= append_~pointerToList.base |append_#t~ret17.base|))), 17891#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= append_~pointerToList.base (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 4))))), 17892#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) 4)) (= 1 (select |#valid| |append_#in~pointerToList.base|)) (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))))), 17893#(and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4))) (= 1 (select |#valid| |main_~#list~0.base|))), 17894#(and (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4))) (= 1 (select |#valid| |main_~#list~0.base|))), 17895#(and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)) 4))) (= 1 (select |#valid| |main_~#list~0.base|))), 17896#(and (not (= |main_~#list~0.base| |main_#t~mem24.base|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem24.base|) 4))) (= 1 (select |#valid| |main_~#list~0.base|))), 17897#(and (= |#valid| |old(#valid)|) (= freeData_~data.base |freeData_#in~data.base|)), 17898#(or (and (= |#valid| |old(#valid)|) (not (= freeData_~data.base 0)) (= freeData_~data.base |freeData_#in~data.base|)) (not (= 0 freeData_~data.offset))), 17899#(or (and (= |freeData_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4))) (= |#valid| |old(#valid)|) (= |freeData_#t~mem12.base| (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (not (= freeData_~data.base 0)) (= freeData_~data.base |freeData_#in~data.base|)) (not (= 0 freeData_~data.offset))), 17900#(or (and (= |#valid| |old(#valid)|) (not (= freeData_~data.base 0)) (= freeData_~data.base |freeData_#in~data.base|) (or (not (= (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4)))))) (not (= 0 freeData_~data.offset))), 17901#(or (and (or (not (= 0 |freeData_#t~mem13.base|)) (not (= |freeData_#t~mem13.offset| 0))) (= |#valid| |old(#valid)|) (not (= freeData_~data.base 0)) (= (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4)) |freeData_#t~mem13.base|) (= freeData_~data.base |freeData_#in~data.base|)) (not (= 0 freeData_~data.offset))), 17902#(or (and (= |freeData_#in~data.base| freeData_~data.base) (or (= (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4)) (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (not (= freeData_~data.base 0)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= 0 freeData_~data.offset))), 17903#(and (or (= |freeData_#in~data.base| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)) (= (select (select |#memory_$Pointer$.base| |freeData_#in~data.base|) 4) (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= |#valid| (store (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (select |#valid| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)))) (or (and (= (select (select |#memory_$Pointer$.base| |freeData_#in~data.base|) 4) (@diff |old(#valid)| |#valid|)) (= (select |#valid| |freeData_#in~data.base|) 0)) (= |#valid| |old(#valid)|) (and (= (select |#valid| (@diff |old(#valid)| |#valid|)) 0) (= |freeData_#in~data.base| (@diff |old(#valid)| |#valid|))))), 17904#(= 1 (select |#valid| |main_~#list~0.base|))] [2018-02-04 02:37:23,498 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 02:37:23,498 INFO L409 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-02-04 02:37:23,498 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-02-04 02:37:23,498 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=733, Unknown=0, NotChecked=0, Total=812 [2018-02-04 02:37:23,498 INFO L87 Difference]: Start difference. First operand 250 states and 282 transitions. Second operand 29 states. [2018-02-04 02:37:24,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:24,420 INFO L93 Difference]: Finished difference Result 274 states and 309 transitions. [2018-02-04 02:37:24,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-02-04 02:37:24,420 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 56 [2018-02-04 02:37:24,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:24,421 INFO L225 Difference]: With dead ends: 274 [2018-02-04 02:37:24,421 INFO L226 Difference]: Without dead ends: 274 [2018-02-04 02:37:24,422 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 489 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=236, Invalid=2116, Unknown=0, NotChecked=0, Total=2352 [2018-02-04 02:37:24,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2018-02-04 02:37:24,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 254. [2018-02-04 02:37:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2018-02-04 02:37:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 286 transitions. [2018-02-04 02:37:24,425 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 286 transitions. Word has length 56 [2018-02-04 02:37:24,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:24,425 INFO L432 AbstractCegarLoop]: Abstraction has 254 states and 286 transitions. [2018-02-04 02:37:24,425 INFO L433 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-02-04 02:37:24,425 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 286 transitions. [2018-02-04 02:37:24,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-02-04 02:37:24,426 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:24,426 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:24,426 INFO L371 AbstractCegarLoop]: === Iteration 52 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:24,426 INFO L82 PathProgramCache]: Analyzing trace with hash 1689866953, now seen corresponding path program 1 times [2018-02-04 02:37:24,426 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:24,434 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:25,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:25,212 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:25,212 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2018-02-04 02:37:25,212 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:25,213 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 02:37:25,213 INFO L182 omatonBuilderFactory]: Interpolants [18496#(or (and (= |freeData_#in~data.base| freeData_~data.base) (not (= freeData_~data.base 0)) (or (and (= (select (store |#valid| freeData_~data.base 0) (@diff |old(#valid)| |#valid|)) 0) (= (@diff |old(#valid)| |#valid|) (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4)))) (= |#valid| |old(#valid)|) (= |freeData_#in~data.base| (@diff |old(#valid)| |#valid|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (not (= 0 freeData_~data.offset))), 18497#(and (or (= |#valid| |old(#valid)|) (and (= (select |#valid| (@diff |old(#valid)| |#valid|)) (select |#valid| |freeData_#in~data.base|)) (= (@diff |old(#valid)| |#valid|) (select (select |#memory_$Pointer$.base| |freeData_#in~data.base|) 4))) (= |freeData_#in~data.base| (@diff |old(#valid)| |#valid|))) (= |#valid| (store (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (select |#valid| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)))) (or (= |freeData_#in~data.base| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)) (and (= (select |#valid| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)) (select |#valid| |freeData_#in~data.base|)) (= (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (select (select |#memory_$Pointer$.base| |freeData_#in~data.base|) 4))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))), 18498#(or (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select |#valid| |main_~#list~0.base|))), 18499#(= 1 (select |#valid| |main_#t~mem25.base|)), 18473#true, 18474#false, 18475#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base)), 18476#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 |append_#t~malloc14.base|)) (= |append_#in~pointerToList.base| append_~pointerToList.base)), 18477#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (not (= 0 append_~node~0.base))), 18478#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (not (= 0 append_~node~0.base)) (= (select |#valid| append_~node~0.base) 1)), 18479#(= |#valid| |old(#valid)|), 18480#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 18481#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base))), 18482#(and (= 0 create_data_~data~0.offset) (= 0 (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= 0 (select |old(#valid)| create_data_~data~0.base))), 18483#(and (= 0 (select (select |#memory_$Pointer$.base| |create_data_#res.base|) 4)) (= 0 (select |old(#valid)| |create_data_#res.base|))), 18484#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= append_~node~0.base |append_#t~ret17.base|)) (= |append_#in~pointerToList.base| append_~pointerToList.base) (or (= |append_#t~ret17.base| |append_#in~pointerToList.base|) (not (= (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|)) |append_#t~ret17.base|) 4) append_~node~0.base)))), 18485#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (or (and (not (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= 1 (select |#valid| append_~node~0.base)) (or (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset) |append_#in~pointerToList.base|) (not (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 4) append_~node~0.base)))) (= append_~node~0.base append_~pointerToList.base)) (= |append_#in~pointerToList.base| append_~pointerToList.base)), 18486#(or (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (and (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) 4) (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) |append_#in~pointerToList.base|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (not (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))))), 18487#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 18488#(or (and (or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 18489#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)) 4) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 18490#(or (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem24.base|) 4) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| |main_#t~mem24.base|)) (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem24.base|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 18491#(and (= |#valid| |old(#valid)|) (= freeData_~data.base |freeData_#in~data.base|)), 18492#(or (and (= |#valid| |old(#valid)|) (not (= freeData_~data.base 0)) (= freeData_~data.base |freeData_#in~data.base|)) (not (= 0 freeData_~data.offset))), 18493#(or (and (= |freeData_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4))) (= |#valid| |old(#valid)|) (= |freeData_#t~mem12.base| (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (not (= freeData_~data.base 0)) (= freeData_~data.base |freeData_#in~data.base|)) (not (= 0 freeData_~data.offset))), 18494#(or (and (= |#valid| |old(#valid)|) (not (= freeData_~data.base 0)) (= freeData_~data.base |freeData_#in~data.base|) (or (not (= (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4)))))) (not (= 0 freeData_~data.offset))), 18495#(or (and (or (not (= 0 |freeData_#t~mem13.base|)) (not (= |freeData_#t~mem13.offset| 0))) (= |#valid| |old(#valid)|) (= |freeData_#t~mem13.base| (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (not (= freeData_~data.base 0)) (= freeData_~data.base |freeData_#in~data.base|)) (not (= 0 freeData_~data.offset)))] [2018-02-04 02:37:25,213 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 02:37:25,213 INFO L409 AbstractCegarLoop]: Interpolant automaton has 27 states [2018-02-04 02:37:25,214 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2018-02-04 02:37:25,214 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=629, Unknown=0, NotChecked=0, Total=702 [2018-02-04 02:37:25,214 INFO L87 Difference]: Start difference. First operand 254 states and 286 transitions. Second operand 27 states. [2018-02-04 02:37:26,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:26,347 INFO L93 Difference]: Finished difference Result 280 states and 314 transitions. [2018-02-04 02:37:26,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-02-04 02:37:26,348 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 57 [2018-02-04 02:37:26,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:26,348 INFO L225 Difference]: With dead ends: 280 [2018-02-04 02:37:26,348 INFO L226 Difference]: Without dead ends: 280 [2018-02-04 02:37:26,349 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 621 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=264, Invalid=2388, Unknown=0, NotChecked=0, Total=2652 [2018-02-04 02:37:26,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2018-02-04 02:37:26,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 244. [2018-02-04 02:37:26,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2018-02-04 02:37:26,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 276 transitions. [2018-02-04 02:37:26,352 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 276 transitions. Word has length 57 [2018-02-04 02:37:26,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:26,353 INFO L432 AbstractCegarLoop]: Abstraction has 244 states and 276 transitions. [2018-02-04 02:37:26,353 INFO L433 AbstractCegarLoop]: Interpolant automaton has 27 states. [2018-02-04 02:37:26,353 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 276 transitions. [2018-02-04 02:37:26,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2018-02-04 02:37:26,353 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:26,353 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:26,353 INFO L371 AbstractCegarLoop]: === Iteration 53 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:26,353 INFO L82 PathProgramCache]: Analyzing trace with hash 195535773, now seen corresponding path program 1 times [2018-02-04 02:37:26,354 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:26,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:26,359 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:26,650 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:26,650 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:26,650 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2018-02-04 02:37:26,651 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:26,651 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 02:37:26,651 INFO L182 omatonBuilderFactory]: Interpolants [19074#true, 19075#false, 19076#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 19077#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|)), 19078#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0)), 19079#(not (= |create_data_#t~malloc1.base| 0)), 19080#(not (= create_data_~data~0.base 0)), 19081#(not (= |create_data_#res.base| 0)), 19082#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (not (= |append_#t~ret17.base| 0))), 19083#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0) 0)))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 19084#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) 0))), 19085#(or (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 19086#(or (and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) 0))), 19087#(or (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) 0))), 19088#(or (and (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) 0) 0))) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 19089#(or (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= |main_#t~mem24.base| 0)) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 19090#(= freeData_~data.base |freeData_#in~data.base|), 19091#(= 0 |freeData_#in~data.base|), 19092#(or (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 19093#(or (not (= 0 |main_#t~mem25.offset|)) (and (not (= |main_#t~mem25.base| 0)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 19094#(and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))] [2018-02-04 02:37:26,651 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:26,651 INFO L409 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-02-04 02:37:26,651 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-02-04 02:37:26,651 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=372, Unknown=0, NotChecked=0, Total=420 [2018-02-04 02:37:26,651 INFO L87 Difference]: Start difference. First operand 244 states and 276 transitions. Second operand 21 states. [2018-02-04 02:37:27,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:27,176 INFO L93 Difference]: Finished difference Result 275 states and 305 transitions. [2018-02-04 02:37:27,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-02-04 02:37:27,177 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 58 [2018-02-04 02:37:27,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:27,178 INFO L225 Difference]: With dead ends: 275 [2018-02-04 02:37:27,178 INFO L226 Difference]: Without dead ends: 266 [2018-02-04 02:37:27,178 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=185, Invalid=1297, Unknown=0, NotChecked=0, Total=1482 [2018-02-04 02:37:27,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2018-02-04 02:37:27,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 249. [2018-02-04 02:37:27,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2018-02-04 02:37:27,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 279 transitions. [2018-02-04 02:37:27,180 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 279 transitions. Word has length 58 [2018-02-04 02:37:27,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:27,181 INFO L432 AbstractCegarLoop]: Abstraction has 249 states and 279 transitions. [2018-02-04 02:37:27,181 INFO L433 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-02-04 02:37:27,181 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 279 transitions. [2018-02-04 02:37:27,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-02-04 02:37:27,181 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:27,181 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 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, 1, 1] [2018-02-04 02:37:27,181 INFO L371 AbstractCegarLoop]: === Iteration 54 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:27,181 INFO L82 PathProgramCache]: Analyzing trace with hash 1730490531, now seen corresponding path program 1 times [2018-02-04 02:37:27,182 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:27,187 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:27,293 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-02-04 02:37:27,294 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:27,294 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-02-04 02:37:27,294 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:27,294 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-02-04 02:37:27,294 INFO L182 omatonBuilderFactory]: Interpolants [19664#(and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 19665#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 19666#(and (not (= 0 |main_#t~mem25.base|)) (not (= |main_~#list~0.base| |main_#t~mem25.base|)) (= 1 (select |#valid| |main_~#list~0.base|))), 19655#true, 19656#false, 19657#(= append_~pointerToList.base |append_#in~pointerToList.base|), 19658#(= 1 (select |#valid| |append_#in~pointerToList.base|)), 19659#(= 1 (select |#valid| |main_~#list~0.base|)), 19660#(= |#valid| |old(#valid)|), 19661#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 19662#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|)) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 19663#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (not (= 0 append_~node~0.base)))] [2018-02-04 02:37:27,295 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-02-04 02:37:27,295 INFO L409 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-02-04 02:37:27,295 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-02-04 02:37:27,296 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2018-02-04 02:37:27,296 INFO L87 Difference]: Start difference. First operand 249 states and 279 transitions. Second operand 12 states. [2018-02-04 02:37:27,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:27,575 INFO L93 Difference]: Finished difference Result 259 states and 284 transitions. [2018-02-04 02:37:27,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-02-04 02:37:27,579 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 66 [2018-02-04 02:37:27,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:27,580 INFO L225 Difference]: With dead ends: 259 [2018-02-04 02:37:27,580 INFO L226 Difference]: Without dead ends: 250 [2018-02-04 02:37:27,580 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=305, Unknown=0, NotChecked=0, Total=380 [2018-02-04 02:37:27,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2018-02-04 02:37:27,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 200. [2018-02-04 02:37:27,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2018-02-04 02:37:27,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 220 transitions. [2018-02-04 02:37:27,584 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 220 transitions. Word has length 66 [2018-02-04 02:37:27,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:27,584 INFO L432 AbstractCegarLoop]: Abstraction has 200 states and 220 transitions. [2018-02-04 02:37:27,584 INFO L433 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-02-04 02:37:27,584 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 220 transitions. [2018-02-04 02:37:27,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-02-04 02:37:27,585 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:27,585 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:27,585 INFO L371 AbstractCegarLoop]: === Iteration 55 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:27,585 INFO L82 PathProgramCache]: Analyzing trace with hash -1492741583, now seen corresponding path program 1 times [2018-02-04 02:37:27,586 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:27,598 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:28,154 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:28,154 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:28,154 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-02-04 02:37:28,154 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:28,154 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 02:37:28,155 INFO L182 omatonBuilderFactory]: Interpolants [20160#(and (= |main_#t~mem21.offset| 0) (or (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 20161#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|))), 20162#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 main_~next~0.offset) (= 0 main_~next~0.base))), 20163#(or (and (not (= 0 |main_#t~mem25.base|)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 main_~next~0.offset) (= 0 main_~next~0.base))), 20164#(or (and (= 0 main_~next~0.offset) (= 0 main_~next~0.base)) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 20165#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.base| 0)), 20143#true, 20144#false, 20145#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 20146#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20147#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20148#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|)) (= 0 |append_#t~malloc14.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20149#(and (= 0 append_~node~0.offset) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 20150#(and (= 0 append_~node~0.offset) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 20151#(and (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select |#valid| append_~node~0.base) 1) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))) (= append_~node~0.base append_~pointerToList.base)) (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 20152#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20153#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20154#(and (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 20155#(and (= (store |old(#memory_$Pointer$.offset)| create_data_~data~0.base (select |#memory_$Pointer$.offset| create_data_~data~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| create_data_~data~0.base (select |#memory_$Pointer$.base| create_data_~data~0.base)))), 20156#(and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#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|))) (= |#memory_$Pointer$.offset| |old(#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|)), 20157#(and (= 0 append_~node~0.offset) (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select (store (select |#memory_$Pointer$.offset| append_~node~0.base) append_~node~0.offset |append_#t~ret17.offset|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|) (+ append_~node~0.offset 4)))))), 20158#(and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (and (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) (and (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 20159#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))))] [2018-02-04 02:37:28,155 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:28,155 INFO L409 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-02-04 02:37:28,155 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-02-04 02:37:28,155 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2018-02-04 02:37:28,156 INFO L87 Difference]: Start difference. First operand 200 states and 220 transitions. Second operand 23 states. [2018-02-04 02:37:29,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:29,077 INFO L93 Difference]: Finished difference Result 228 states and 251 transitions. [2018-02-04 02:37:29,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-02-04 02:37:29,077 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 61 [2018-02-04 02:37:29,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:29,078 INFO L225 Difference]: With dead ends: 228 [2018-02-04 02:37:29,078 INFO L226 Difference]: Without dead ends: 228 [2018-02-04 02:37:29,078 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 275 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=151, Invalid=1181, Unknown=0, NotChecked=0, Total=1332 [2018-02-04 02:37:29,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2018-02-04 02:37:29,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 219. [2018-02-04 02:37:29,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2018-02-04 02:37:29,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 241 transitions. [2018-02-04 02:37:29,081 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 241 transitions. Word has length 61 [2018-02-04 02:37:29,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:29,082 INFO L432 AbstractCegarLoop]: Abstraction has 219 states and 241 transitions. [2018-02-04 02:37:29,082 INFO L433 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-02-04 02:37:29,082 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 241 transitions. [2018-02-04 02:37:29,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-02-04 02:37:29,083 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:29,083 INFO L351 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 4, 4, 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] [2018-02-04 02:37:29,083 INFO L371 AbstractCegarLoop]: === Iteration 56 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:29,083 INFO L82 PathProgramCache]: Analyzing trace with hash -1767716282, now seen corresponding path program 2 times [2018-02-04 02:37:29,084 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:29,092 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:29,121 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 3 proven. 50 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-02-04 02:37:29,121 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:29,121 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2018-02-04 02:37:29,121 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:29,121 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-02-04 02:37:29,121 INFO L182 omatonBuilderFactory]: Interpolants [20641#true, 20642#false, 20643#(= create_data_~counter~0 0), 20644#(<= create_data_~counter~0 1), 20645#(<= create_data_~counter~0 2), 20646#(<= create_data_~counter~0 3), 20647#(<= create_data_~counter~0 4)] [2018-02-04 02:37:29,121 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 3 proven. 50 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-02-04 02:37:29,122 INFO L409 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-02-04 02:37:29,122 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-02-04 02:37:29,122 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2018-02-04 02:37:29,122 INFO L87 Difference]: Start difference. First operand 219 states and 241 transitions. Second operand 7 states. [2018-02-04 02:37:29,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:29,136 INFO L93 Difference]: Finished difference Result 231 states and 253 transitions. [2018-02-04 02:37:29,136 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-02-04 02:37:29,136 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 81 [2018-02-04 02:37:29,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:29,137 INFO L225 Difference]: With dead ends: 231 [2018-02-04 02:37:29,137 INFO L226 Difference]: Without dead ends: 231 [2018-02-04 02:37:29,137 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 02:37:29,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2018-02-04 02:37:29,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 226. [2018-02-04 02:37:29,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2018-02-04 02:37:29,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 248 transitions. [2018-02-04 02:37:29,139 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 248 transitions. Word has length 81 [2018-02-04 02:37:29,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:29,140 INFO L432 AbstractCegarLoop]: Abstraction has 226 states and 248 transitions. [2018-02-04 02:37:29,140 INFO L433 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-02-04 02:37:29,140 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 248 transitions. [2018-02-04 02:37:29,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-02-04 02:37:29,140 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:29,140 INFO L351 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:29,140 INFO L371 AbstractCegarLoop]: === Iteration 57 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:29,140 INFO L82 PathProgramCache]: Analyzing trace with hash -6569714, now seen corresponding path program 1 times [2018-02-04 02:37:29,141 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:29,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:29,154 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:30,098 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:30,098 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:30,098 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-02-04 02:37:30,098 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:30,098 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 02:37:30,099 INFO L182 omatonBuilderFactory]: Interpolants [21120#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |old(#valid)|) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 21121#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |old(#valid)| (store (store (store |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 21122#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|) 0) |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |old(#valid)|) (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 21123#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (= (store (store (store |#valid| |main_#t~mem24.base| 0) |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |old(#valid)|) (not (= |main_~#list~0.base| |main_#t~mem24.base|)) (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem24.base|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 21124#(and (= |#valid| |old(#valid)|) (= freeData_~data.base |freeData_#in~data.base|)), 21125#(and (or (not (= freeData_~data.base 0)) (not (= 0 freeData_~data.offset))) (= |#valid| |old(#valid)|) (= freeData_~data.base |freeData_#in~data.base|)), 21126#(and (= |old(#valid)| (store |#valid| |freeData_#in~data.base| (select |old(#valid)| |freeData_#in~data.base|))) (= (select |#valid| |freeData_#in~data.base|) 0)), 21127#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (= (store (store |#valid| |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |old(#valid)|) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 21128#(and (or (and (= (store (store |#valid| |main_~#list~0.base| 0) |main_#t~mem25.base| (select (store |#valid| |main_#t~mem25.base| 0) |main_#t~mem25.base|)) |old(#valid)|) (not (= |main_#t~mem25.base| |main_~#list~0.base|))) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= 0 |main_#t~mem25.base|))), 21129#(or (= (store |#valid| |main_~#list~0.base| 0) |old(#valid)|) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 21105#true, 21106#false, 21107#(= |#valid| |old(#valid)|), 21108#(= (store |#valid| |main_~#list~0.base| 0) |old(#valid)|), 21109#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 21110#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|)) (= 0 (select |old(#valid)| |append_#t~malloc14.base|)) (= |old(#valid)| (store |#valid| |append_#t~malloc14.base| (select |old(#valid)| |append_#t~malloc14.base|)))), 21111#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |#valid| (@diff |#valid| |old(#valid)|) (select |old(#valid)| (@diff |#valid| |old(#valid)|))) |old(#valid)|) (or (= |#valid| |old(#valid)|) (= append_~node~0.base (@diff |#valid| |old(#valid)|))))) (or (not (= append_~node~0.base append_~pointerToList.base)) (= append_~node~0.base |append_#in~pointerToList.base|))), 21112#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= (select |#valid| |append_#in~pointerToList.base|) 1) (not (= 0 append_~node~0.base)) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |#valid| (@diff |#valid| |old(#valid)|) (select |old(#valid)| (@diff |#valid| |old(#valid)|))) |old(#valid)|) (or (= |#valid| |old(#valid)|) (= append_~node~0.base (@diff |#valid| |old(#valid)|))))) (or (not (= append_~node~0.base append_~pointerToList.base)) (= append_~node~0.base |append_#in~pointerToList.base|))), 21113#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= (select |#valid| |append_#in~pointerToList.base|) 1) (not (= 0 append_~node~0.base)) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |#valid| (@diff |#valid| |old(#valid)|) (select |old(#valid)| (@diff |#valid| |old(#valid)|))) |old(#valid)|))) (= (select |#valid| append_~node~0.base) 1) (or (not (= append_~node~0.base append_~pointerToList.base)) (= append_~node~0.base |append_#in~pointerToList.base|))), 21114#(and (= (store |#valid| |create_data_#t~malloc1.base| (select |old(#valid)| |create_data_#t~malloc1.base|)) |old(#valid)|) (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|))), 21115#(and (= (store |#valid| create_data_~data~0.base (select |old(#valid)| create_data_~data~0.base)) |old(#valid)|) (= 0 (select |old(#valid)| create_data_~data~0.base))), 21116#(and (= |old(#valid)| (store |#valid| |create_data_#res.base| (select |old(#valid)| |create_data_#res.base|))) (= 0 (select |old(#valid)| |create_data_#res.base|))), 21117#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (not (= append_~node~0.base |append_#t~ret17.base|)) (= 0 (select |old(#valid)| |append_#t~ret17.base|)) (not (= |append_#in~pointerToList.base| |append_#t~ret17.base|)) (= (store (store |#valid| append_~node~0.base (select |old(#valid)| append_~node~0.base)) |append_#t~ret17.base| (select |old(#valid)| |append_#t~ret17.base|)) |old(#valid)|))) (not (= 0 append_~node~0.base)) (or (not (= append_~node~0.base append_~pointerToList.base)) (= append_~node~0.base |append_#in~pointerToList.base|))), 21118#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (or (and (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= 0 (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= (store (store |#valid| append_~node~0.base (select |old(#valid)| append_~node~0.base)) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset) (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) |old(#valid)|) (not (= append_~node~0.base (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (not (= |append_#in~pointerToList.base| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)))) (= append_~node~0.base append_~pointerToList.base)) (not (= 0 append_~node~0.base)) (or (not (= append_~node~0.base append_~pointerToList.base)) (= append_~node~0.base |append_#in~pointerToList.base|))), 21119#(and (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= (store (store |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select |old(#valid)| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) |old(#valid)|) (not (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))))) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))] [2018-02-04 02:37:30,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:30,099 INFO L409 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-02-04 02:37:30,099 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-02-04 02:37:30,099 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=544, Unknown=0, NotChecked=0, Total=600 [2018-02-04 02:37:30,099 INFO L87 Difference]: Start difference. First operand 226 states and 248 transitions. Second operand 25 states. [2018-02-04 02:37:31,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:31,279 INFO L93 Difference]: Finished difference Result 244 states and 268 transitions. [2018-02-04 02:37:31,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-02-04 02:37:31,279 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 63 [2018-02-04 02:37:31,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:31,280 INFO L225 Difference]: With dead ends: 244 [2018-02-04 02:37:31,280 INFO L226 Difference]: Without dead ends: 232 [2018-02-04 02:37:31,281 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=141, Invalid=1419, Unknown=0, NotChecked=0, Total=1560 [2018-02-04 02:37:31,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2018-02-04 02:37:31,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 229. [2018-02-04 02:37:31,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2018-02-04 02:37:31,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 251 transitions. [2018-02-04 02:37:31,283 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 251 transitions. Word has length 63 [2018-02-04 02:37:31,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:31,283 INFO L432 AbstractCegarLoop]: Abstraction has 229 states and 251 transitions. [2018-02-04 02:37:31,283 INFO L433 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-02-04 02:37:31,283 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 251 transitions. [2018-02-04 02:37:31,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-02-04 02:37:31,284 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:31,284 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:37:31,284 INFO L371 AbstractCegarLoop]: === Iteration 58 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:31,284 INFO L82 PathProgramCache]: Analyzing trace with hash 1226100464, now seen corresponding path program 1 times [2018-02-04 02:37:31,285 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:31,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:31,292 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:31,772 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:31,772 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:31,773 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-02-04 02:37:31,773 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:31,773 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:31,773 INFO L182 omatonBuilderFactory]: Interpolants [21633#true, 21634#false, 21635#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 21636#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 1 (select |#valid| |append_#t~malloc14.base|))), 21637#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 1 (select |#valid| append_~node~0.base))), 21638#(= |#valid| |old(#valid)|), 21639#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 21640#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 21641#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 21642#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 21643#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|)) (= 0 |append_#t~malloc14.offset|) (= (select |old(#valid)| |append_#t~malloc14.base|) 0) (= |#valid| (store |old(#valid)| |append_#t~malloc14.base| (select |#valid| |append_#t~malloc14.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 21644#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (not (= 0 append_~node~0.base)) (= |#valid| (store |old(#valid)| append_~node~0.base (select |#valid| append_~node~0.base))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select |old(#valid)| append_~node~0.base) 0)), 21645#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (not (= 0 append_~node~0.base)) (= |#valid| (store |old(#valid)| append_~node~0.base (select |#valid| append_~node~0.base))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select |old(#valid)| append_~node~0.base) 0) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|)), 21646#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (not (= 0 append_~node~0.base)) (= |#valid| (store |old(#valid)| append_~node~0.base (select |#valid| append_~node~0.base))) (= (select |old(#valid)| append_~node~0.base) 0) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))), 21647#(and (= 0 append_~node~0.offset) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4))) (= |#valid| (store |old(#valid)| append_~node~0.base (select |#valid| append_~node~0.base))) (= (select |old(#valid)| append_~node~0.base) 0))) (not (= 0 append_~node~0.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base)))), 21648#(and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (and (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4)) (= |#valid| (store |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 21649#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= 1 (select (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 21650#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (= 1 (select (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.offset| 0)), 21651#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (= 1 (select (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |main_#t~mem22.base|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 21652#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (= 1 (select (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) main_~next~0.base)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 21653#(and (or (= 1 (select (store |#valid| |main_#t~mem25.base| 0) main_~next~0.base)) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= 0 |main_#t~mem25.base|))), 21654#(or (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 1 (select |#valid| main_~next~0.base))), 21655#(= 1 (select |#valid| |main_#t~mem21.base|))] [2018-02-04 02:37:31,773 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:31,773 INFO L409 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-02-04 02:37:31,774 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-02-04 02:37:31,774 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=450, Unknown=0, NotChecked=0, Total=506 [2018-02-04 02:37:31,774 INFO L87 Difference]: Start difference. First operand 229 states and 251 transitions. Second operand 23 states. [2018-02-04 02:37:32,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:32,683 INFO L93 Difference]: Finished difference Result 263 states and 293 transitions. [2018-02-04 02:37:32,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-02-04 02:37:32,683 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 71 [2018-02-04 02:37:32,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:32,684 INFO L225 Difference]: With dead ends: 263 [2018-02-04 02:37:32,684 INFO L226 Difference]: Without dead ends: 263 [2018-02-04 02:37:32,684 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 441 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=218, Invalid=1762, Unknown=0, NotChecked=0, Total=1980 [2018-02-04 02:37:32,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2018-02-04 02:37:32,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 239. [2018-02-04 02:37:32,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-02-04 02:37:32,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 263 transitions. [2018-02-04 02:37:32,688 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 263 transitions. Word has length 71 [2018-02-04 02:37:32,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:32,689 INFO L432 AbstractCegarLoop]: Abstraction has 239 states and 263 transitions. [2018-02-04 02:37:32,689 INFO L433 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-02-04 02:37:32,689 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 263 transitions. [2018-02-04 02:37:32,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-02-04 02:37:32,689 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:32,690 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:37:32,690 INFO L371 AbstractCegarLoop]: === Iteration 59 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:32,690 INFO L82 PathProgramCache]: Analyzing trace with hash 1226100465, now seen corresponding path program 1 times [2018-02-04 02:37:32,690 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:32,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:32,702 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:33,417 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:33,418 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:33,418 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-02-04 02:37:33,418 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:33,418 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:33,418 INFO L182 omatonBuilderFactory]: Interpolants [22208#(= |old(#length)| |#length|), 22209#(and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 22210#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 22211#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22212#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22213#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|)) (= 0 |append_#t~malloc14.offset|) (= (store |old(#length)| |append_#t~malloc14.base| (select |#length| |append_#t~malloc14.base|)) |#length|) (= (select |#length| |append_#t~malloc14.base|) 8) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 22214#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= 0 append_~node~0.offset) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 22215#(and (= 0 append_~node~0.offset) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (= |append_#t~mem16.base| (select (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 22216#(and (= 0 append_~node~0.offset) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.base)| append_~pointerToList.base) append_~pointerToList.offset)) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 22217#(and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (and (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 22218#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 22219#(and (or (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_#t~mem21.offset| 0)), 22220#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 |main_#t~mem22.offset|) (<= 8 (select |#length| |main_#t~mem22.base|)))), 22221#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (<= 8 (select |#length| main_~next~0.base)) (= 0 main_~next~0.offset))), 22222#(or (and (not (= 0 |main_#t~mem25.base|)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (<= 8 (select |#length| main_~next~0.base)) (= 0 main_~next~0.offset))), 22223#(or (and (<= 8 (select |#length| main_~next~0.base)) (= 0 main_~next~0.offset)) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 22224#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 22225#(and (= |main_#t~mem21.offset| 0) (<= 8 (select |#length| |main_#t~mem21.base|))), 22203#true, 22204#false, 22205#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 22206#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= 8 (select |#length| |append_#t~malloc14.base|))), 22207#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= 8 (select |#length| append_~node~0.base)))] [2018-02-04 02:37:33,418 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:33,418 INFO L409 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-02-04 02:37:33,419 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-02-04 02:37:33,419 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=449, Unknown=0, NotChecked=0, Total=506 [2018-02-04 02:37:33,419 INFO L87 Difference]: Start difference. First operand 239 states and 263 transitions. Second operand 23 states. [2018-02-04 02:37:34,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:34,755 INFO L93 Difference]: Finished difference Result 289 states and 326 transitions. [2018-02-04 02:37:34,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-02-04 02:37:34,755 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 71 [2018-02-04 02:37:34,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:34,756 INFO L225 Difference]: With dead ends: 289 [2018-02-04 02:37:34,756 INFO L226 Difference]: Without dead ends: 289 [2018-02-04 02:37:34,756 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 454 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=219, Invalid=1673, Unknown=0, NotChecked=0, Total=1892 [2018-02-04 02:37:34,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2018-02-04 02:37:34,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 262. [2018-02-04 02:37:34,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262 states. [2018-02-04 02:37:34,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 292 transitions. [2018-02-04 02:37:34,759 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 292 transitions. Word has length 71 [2018-02-04 02:37:34,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:34,759 INFO L432 AbstractCegarLoop]: Abstraction has 262 states and 292 transitions. [2018-02-04 02:37:34,759 INFO L433 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-02-04 02:37:34,759 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 292 transitions. [2018-02-04 02:37:34,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-02-04 02:37:34,760 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:34,760 INFO L351 BasicCegarLoop]: trace histogram [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, 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 02:37:34,760 INFO L371 AbstractCegarLoop]: === Iteration 60 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:34,760 INFO L82 PathProgramCache]: Analyzing trace with hash 1384233511, now seen corresponding path program 1 times [2018-02-04 02:37:34,760 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:34,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:34,771 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:35,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:35,315 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 02:37:35,315 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2018-02-04 02:37:35,315 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:35,315 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 02:37:35,315 INFO L182 omatonBuilderFactory]: Interpolants [22820#true, 22821#false, 22822#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 22823#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|))), 22824#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (not (= append_~node~0.base append_~pointerToList.base)) (not (= 0 append_~node~0.base)))), 22825#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select |#valid| append_~node~0.base) 1) (or (not (= append_~node~0.base append_~pointerToList.base)) (not (= 0 append_~node~0.base)))), 22826#(= |#valid| |old(#valid)|), 22827#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 22828#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base))), 22829#(and (= 0 create_data_~data~0.offset) (= 0 (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= 0 (select |old(#valid)| create_data_~data~0.base))), 22830#(and (= 0 (select (select |#memory_$Pointer$.base| |create_data_#res.base|) 4)) (= 0 (select |old(#valid)| |create_data_#res.base|))), 22831#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|)) |append_#t~ret17.base|) 4)) (= |append_#t~ret17.base| |append_#in~pointerToList.base|)) (or (not (= append_~node~0.base append_~pointerToList.base)) (not (= 0 append_~node~0.base)))), 22832#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset) |append_#in~pointerToList.base|)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 4)))) (or (not (= append_~node~0.base append_~pointerToList.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 22833#(or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) 4)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) |append_#in~pointerToList.base|) (and (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 22834#(or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 22835#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 22836#(or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)) 4)) (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))), 22837#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| |main_#t~mem24.base|) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem24.base|) 4))), 22838#(= freeData_~data.base |freeData_#in~data.base|), 22839#(or (and (not (= freeData_~data.base 0)) (= freeData_~data.base |freeData_#in~data.base|)) (not (= 0 freeData_~data.offset))), 22840#(or (and (= |freeData_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4))) (= |freeData_#t~mem12.base| (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (not (= freeData_~data.base 0)) (= freeData_~data.base |freeData_#in~data.base|)) (not (= 0 freeData_~data.offset))), 22841#(or (and (not (= freeData_~data.base 0)) (= freeData_~data.base |freeData_#in~data.base|) (or (not (= (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4)))))) (not (= 0 freeData_~data.offset))), 22842#(or (and (or (not (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4)))) (not (= |freeData_#t~mem13.offset| 0))) (not (= freeData_~data.base 0)) (= freeData_~data.base |freeData_#in~data.base|)) (not (= 0 freeData_~data.offset))), 22843#(or (and (not (= freeData_~data.base 0)) (not (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4)))) (= freeData_~data.base |freeData_#in~data.base|)) (not (= 0 freeData_~data.offset))), 22844#(and (not (= 0 (select (select |#memory_$Pointer$.base| |freeData_#in~data.base|) 4))) (= 0 (select |#valid| |freeData_#in~data.base|))), 22845#(or (= 0 (select |#valid| |main_~#list~0.base|)) (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 22846#(and (not (= 0 |main_#t~mem25.base|)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 22847#(and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))] [2018-02-04 02:37:35,315 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:35,316 INFO L409 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-02-04 02:37:35,316 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-02-04 02:37:35,316 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2018-02-04 02:37:35,316 INFO L87 Difference]: Start difference. First operand 262 states and 292 transitions. Second operand 28 states. [2018-02-04 02:37:36,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:36,342 INFO L93 Difference]: Finished difference Result 277 states and 307 transitions. [2018-02-04 02:37:36,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-02-04 02:37:36,342 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 66 [2018-02-04 02:37:36,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:36,343 INFO L225 Difference]: With dead ends: 277 [2018-02-04 02:37:36,343 INFO L226 Difference]: Without dead ends: 252 [2018-02-04 02:37:36,343 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 832 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=316, Invalid=2990, Unknown=0, NotChecked=0, Total=3306 [2018-02-04 02:37:36,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2018-02-04 02:37:36,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 239. [2018-02-04 02:37:36,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-02-04 02:37:36,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 266 transitions. [2018-02-04 02:37:36,346 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 266 transitions. Word has length 66 [2018-02-04 02:37:36,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:36,346 INFO L432 AbstractCegarLoop]: Abstraction has 239 states and 266 transitions. [2018-02-04 02:37:36,346 INFO L433 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-02-04 02:37:36,346 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 266 transitions. [2018-02-04 02:37:36,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-02-04 02:37:36,347 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:36,347 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2018-02-04 02:37:36,347 INFO L371 AbstractCegarLoop]: === Iteration 61 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:36,347 INFO L82 PathProgramCache]: Analyzing trace with hash 1460521485, now seen corresponding path program 1 times [2018-02-04 02:37:36,348 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:36,358 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:36,690 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:36,690 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:36,690 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2018-02-04 02:37:36,690 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:36,690 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:36,690 INFO L182 omatonBuilderFactory]: Interpolants [23424#true, 23425#false, 23426#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 23427#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|))), 23428#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 append_~node~0.base))), 23429#(not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 23430#(not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 23431#(= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|), 23432#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 23433#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|)) (= 0 |append_#t~malloc14.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 23434#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (or (not (= 0 append_~node~0.base)) (not (= append_~pointerToList.base append_~node~0.base))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 23435#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (or (not (= 0 append_~node~0.base)) (not (= append_~pointerToList.base append_~node~0.base))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|)), 23436#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (or (not (= 0 append_~node~0.base)) (not (= append_~pointerToList.base append_~node~0.base))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))), 23437#(and (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4)))))), 23438#(or (and (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (and (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 23439#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))))), 23440#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))), 23441#(or (not (= 0 |main_#t~mem22.base|)) (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 23442#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= 0 main_~next~0.base))), 23443#(or (and (not (= 0 |main_#t~mem25.base|)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= 0 main_~next~0.base))), 23444#(or (not (= 0 main_~next~0.base)) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 23445#(not (= 0 |main_#t~mem27.base|))] [2018-02-04 02:37:36,691 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:36,691 INFO L409 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-02-04 02:37:36,691 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-02-04 02:37:36,691 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=402, Unknown=0, NotChecked=0, Total=462 [2018-02-04 02:37:36,691 INFO L87 Difference]: Start difference. First operand 239 states and 266 transitions. Second operand 22 states. [2018-02-04 02:37:37,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:37,407 INFO L93 Difference]: Finished difference Result 268 states and 301 transitions. [2018-02-04 02:37:37,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2018-02-04 02:37:37,407 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 73 [2018-02-04 02:37:37,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:37,408 INFO L225 Difference]: With dead ends: 268 [2018-02-04 02:37:37,408 INFO L226 Difference]: Without dead ends: 268 [2018-02-04 02:37:37,408 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 458 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=257, Invalid=1723, Unknown=0, NotChecked=0, Total=1980 [2018-02-04 02:37:37,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-02-04 02:37:37,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 239. [2018-02-04 02:37:37,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2018-02-04 02:37:37,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 264 transitions. [2018-02-04 02:37:37,410 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 264 transitions. Word has length 73 [2018-02-04 02:37:37,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:37,411 INFO L432 AbstractCegarLoop]: Abstraction has 239 states and 264 transitions. [2018-02-04 02:37:37,411 INFO L433 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-02-04 02:37:37,411 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 264 transitions. [2018-02-04 02:37:37,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-02-04 02:37:37,411 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:37,411 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:37,411 INFO L371 AbstractCegarLoop]: === Iteration 62 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:37,411 INFO L82 PathProgramCache]: Analyzing trace with hash 1756723881, now seen corresponding path program 1 times [2018-02-04 02:37:37,412 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:37,421 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:38,746 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:38,746 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:38,746 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-02-04 02:37:38,746 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:38,746 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:38,746 INFO L182 omatonBuilderFactory]: Interpolants [24000#true, 24001#false, 24002#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 24003#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 1 (select |#valid| append_~node~0.base))), 24004#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 24005#(= (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 1), 24006#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 24007#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 24008#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= 0 (select |old(#valid)| |append_#t~malloc14.base|)) (= |#valid| (store |old(#valid)| |append_#t~malloc14.base| (select |#valid| |append_#t~malloc14.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 24009#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.offset 0) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 24010#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.offset 0) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 24011#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.offset 0) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 24012#(and (= |#valid| (store |old(#valid)| |create_data_#t~malloc1.base| (select |#valid| |create_data_#t~malloc1.base|))) (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 24013#(and (or (= |#valid| |old(#valid)|) (= create_data_~data~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 24014#(and (or (= |#valid| |old(#valid)|) (= create_data_~data~0.base (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| create_data_~data~0.base (select |#memory_$Pointer$.base| create_data_~data~0.base))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 24015#(and (= |#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 |old(#valid)| |create_data_#res.base|)) (or (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |#valid| |old(#valid)|) (= |create_data_#res.base| (@diff |old(#valid)| |#valid|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 24016#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (and (= append_~node~0.offset 0) (= |append_#t~ret17.base| append_~node~0.base)) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= 0 (select |old(#valid)| |append_#t~ret17.base|)) (or (= append_~node~0.base (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)) (= |append_#t~ret17.base| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= append_~node~0.offset 0) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|) (= |append_#t~ret17.base| (@diff |old(#valid)| |#valid|))) (= |#valid| (store (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (select |#valid| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)))) (= (select (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.base)| append_~pointerToList.base) append_~pointerToList.offset))))), 24017#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4))) (= append_~node~0.offset 0) (= 0 (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= |#valid| (store (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (select |#valid| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|) (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0) (@diff |old(#valid)| |#valid|))) (or (= append_~node~0.base (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)) (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0) (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= append_~node~0.base append_~pointerToList.base) (and (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0) append_~node~0.base) (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)))), 24018#(or (and (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4)) (or (= |#valid| |old(#valid)|) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#valid)| |#valid|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (@diff |old(#valid)| |#valid|))) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= |#valid| (store (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (select |#valid| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)))) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 24019#(or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 24020#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 24021#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 24022#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (or (not (= 0 |main_#t~mem21.offset|)) (and (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= 0 |main_#t~mem21.offset|))) (and (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) 0)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 24023#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (not (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= |main_#t~mem22.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 1 (select |#valid| |main_#t~mem22.base|))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 24024#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (and (not (= main_~next~0.base (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= main_~next~0.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 1 (select |#valid| main_~next~0.base))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 24025#(and (or (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (not (= main_~next~0.base (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= main_~next~0.base (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))) (= 1 (select |#valid| main_~next~0.base)))) (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))), 24026#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= |main_#t~mem24.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (not (= main_~next~0.base |main_#t~mem24.base|)) (not (= main_~next~0.base (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 1 (select |#valid| main_~next~0.base))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 24027#(= |#valid| |old(#valid)|), 24028#(and (= |#valid| |old(#valid)|) (= freeData_~data.base |freeData_#in~data.base|)), 24029#(and (or (not (= freeData_~data.base 0)) (not (= 0 freeData_~data.offset))) (= |#valid| |old(#valid)|) (= freeData_~data.base |freeData_#in~data.base|)), 24030#(and (or (= |#valid| |old(#valid)|) (= |freeData_#in~data.base| (@diff |old(#valid)| |#valid|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))) (= 0 (select |#valid| |freeData_#in~data.base|))), 24031#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (not (= main_~next~0.base (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 1 (select |#valid| main_~next~0.base))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 24032#(and (or (= 0 (select |#valid| |main_#t~mem25.base|)) (= 1 (select (store |#valid| |main_#t~mem25.base| 0) main_~next~0.base)) (not (= |main_#t~mem25.offset| 0)) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (not (= 0 |main_#t~mem25.offset|)) (not (= |main_#t~mem25.base| 0)))), 24033#(or (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 1 (select |#valid| main_~next~0.base))), 24034#(= 1 (select |#valid| |main_#t~mem21.base|))] [2018-02-04 02:37:38,746 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:38,747 INFO L409 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-02-04 02:37:38,747 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-02-04 02:37:38,747 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=1105, Unknown=0, NotChecked=0, Total=1190 [2018-02-04 02:37:38,747 INFO L87 Difference]: Start difference. First operand 239 states and 264 transitions. Second operand 35 states. [2018-02-04 02:37:39,514 WARN L146 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 75 DAG size of output 74 [2018-02-04 02:37:39,858 WARN L146 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 80 DAG size of output 79 [2018-02-04 02:37:41,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:41,555 INFO L93 Difference]: Finished difference Result 273 states and 306 transitions. [2018-02-04 02:37:41,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-02-04 02:37:41,555 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 81 [2018-02-04 02:37:41,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:41,556 INFO L225 Difference]: With dead ends: 273 [2018-02-04 02:37:41,556 INFO L226 Difference]: Without dead ends: 273 [2018-02-04 02:37:41,556 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 6 SyntacticMatches, 3 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1133 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=319, Invalid=4511, Unknown=0, NotChecked=0, Total=4830 [2018-02-04 02:37:41,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2018-02-04 02:37:41,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 247. [2018-02-04 02:37:41,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2018-02-04 02:37:41,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 273 transitions. [2018-02-04 02:37:41,559 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 273 transitions. Word has length 81 [2018-02-04 02:37:41,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:41,559 INFO L432 AbstractCegarLoop]: Abstraction has 247 states and 273 transitions. [2018-02-04 02:37:41,559 INFO L433 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-02-04 02:37:41,559 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 273 transitions. [2018-02-04 02:37:41,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-02-04 02:37:41,559 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:41,560 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:37:41,560 INFO L371 AbstractCegarLoop]: === Iteration 63 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:41,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1937872819, now seen corresponding path program 1 times [2018-02-04 02:37:41,560 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:41,567 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:42,050 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:42,050 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:42,050 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2018-02-04 02:37:42,051 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:42,051 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:42,051 INFO L182 omatonBuilderFactory]: Interpolants [24640#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= append_~node~0.offset 0))) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 24641#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (and (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 24642#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))) (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 24643#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) (= |main_#t~mem21.offset| 0))), 24644#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 |main_#t~mem22.offset|)), 24645#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 main_~next~0.offset)), 24646#(or (and (not (= 0 |main_#t~mem25.base|)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 main_~next~0.offset)), 24647#(or (= 0 main_~next~0.offset) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 24648#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 24649#(and (= |main_#t~mem21.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem21.offset| 0)), 24650#(and (<= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (<= (+ (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 8) (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 24651#(and (<= 0 |main_#t~mem23.offset|) (<= (+ |main_#t~mem23.offset| 8) (select |#length| |main_#t~mem23.base|))), 24627#true, 24628#false, 24629#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 24630#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|)), 24631#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset)), 24632#(= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)), 24633#(= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)), 24634#(= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|), 24635#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 24636#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|)) (= 0 |append_#t~malloc14.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 24637#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (or (not (= 0 append_~node~0.base)) (not (= append_~pointerToList.base append_~node~0.base))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 24638#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= append_~node~0.offset 0) (or (not (= 0 append_~node~0.base)) (not (= append_~pointerToList.base append_~node~0.base))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 24639#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (or (not (= 0 append_~node~0.base)) (not (= append_~pointerToList.base append_~node~0.base))) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))] [2018-02-04 02:37:42,051 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:42,051 INFO L409 AbstractCegarLoop]: Interpolant automaton has 25 states [2018-02-04 02:37:42,051 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2018-02-04 02:37:42,051 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2018-02-04 02:37:42,051 INFO L87 Difference]: Start difference. First operand 247 states and 273 transitions. Second operand 25 states. [2018-02-04 02:37:43,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:43,098 INFO L93 Difference]: Finished difference Result 272 states and 301 transitions. [2018-02-04 02:37:43,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-02-04 02:37:43,098 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 74 [2018-02-04 02:37:43,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:43,099 INFO L225 Difference]: With dead ends: 272 [2018-02-04 02:37:43,099 INFO L226 Difference]: Without dead ends: 272 [2018-02-04 02:37:43,099 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 771 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=370, Invalid=2710, Unknown=0, NotChecked=0, Total=3080 [2018-02-04 02:37:43,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2018-02-04 02:37:43,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 252. [2018-02-04 02:37:43,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 252 states. [2018-02-04 02:37:43,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 252 states and 279 transitions. [2018-02-04 02:37:43,102 INFO L78 Accepts]: Start accepts. Automaton has 252 states and 279 transitions. Word has length 74 [2018-02-04 02:37:43,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:43,102 INFO L432 AbstractCegarLoop]: Abstraction has 252 states and 279 transitions. [2018-02-04 02:37:43,102 INFO L433 AbstractCegarLoop]: Interpolant automaton has 25 states. [2018-02-04 02:37:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 279 transitions. [2018-02-04 02:37:43,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2018-02-04 02:37:43,102 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:43,103 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:43,103 INFO L371 AbstractCegarLoop]: === Iteration 64 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:43,103 INFO L82 PathProgramCache]: Analyzing trace with hash 1756723882, now seen corresponding path program 1 times [2018-02-04 02:37:43,103 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:43,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:43,113 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:44,379 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:44,379 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:44,379 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2018-02-04 02:37:44,379 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:44,380 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:44,380 INFO L182 omatonBuilderFactory]: Interpolants [25239#true, 25240#false, 25241#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 25242#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= 8 (select |#length| |append_#t~malloc14.base|))), 25243#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= 8 (select |#length| append_~node~0.base))), 25244#(= |old(#length)| |#length|), 25245#(and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 25246#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 25247#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25248#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25249#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= (store |old(#length)| |append_#t~malloc14.base| (select |#length| |append_#t~malloc14.base|)) |#length|) (= (select |#length| |append_#t~malloc14.base|) 8) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25250#(and (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (and (= (select |#length| append_~node~0.base) 8) (= append_~node~0.base (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= append_~node~0.base append_~pointerToList.base))), 25251#(and (= append_~node~0.offset 0) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (and (= (select |#length| append_~node~0.base) 8) (= append_~node~0.base (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 25252#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (and (= (select |#length| append_~node~0.base) 8) (= append_~node~0.base (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4))))) (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 25253#(and (= (select |#length| |create_data_#t~malloc1.base|) 8) (= |#length| (store |old(#length)| |create_data_#t~malloc1.base| (select |#length| |create_data_#t~malloc1.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25254#(and (or (= create_data_~data~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)|) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 25255#(and (or (= create_data_~data~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= (store |old(#memory_$Pointer$.offset)| create_data_~data~0.base (select |#memory_$Pointer$.offset| create_data_~data~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)| create_data_~data~0.base (select |#memory_$Pointer$.base| create_data_~data~0.base))) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8))), 25256#(and (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= |create_data_#res.base| (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#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|)))) (= (store |old(#memory_$Pointer$.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 (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (or (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))), 25257#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select (store (select |#memory_$Pointer$.offset| append_~node~0.base) append_~node~0.offset |append_#t~ret17.offset|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= (select |#length| (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|)) 8) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (= |#length| (store (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|) (select |#length| (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|)))) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (= (select (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.base)| append_~pointerToList.base) append_~pointerToList.offset))) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~ret17.base| append_~node~0.base)) (= append_~node~0.base append_~pointerToList.base)) (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 25258#(and (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.base)| append_~pointerToList.base) append_~pointerToList.offset)) (= (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= (select |#length| (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|)) 8) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (= |#length| (store (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|) (select |#length| (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|)))) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8))) (= append_~node~0.base append_~pointerToList.base) (and (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0) append_~node~0.base) (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)))), 25259#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= (select |#length| (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|)) 8) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (= |#length| (store (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|) (select |#length| (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|)))) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 25260#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 25261#(and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 25262#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 25263#(and (or (not (= |main_#t~mem21.offset| 0)) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (and (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0))), 25264#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 |main_#t~mem22.offset|) (<= 8 (select |#length| |main_#t~mem22.base|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 25265#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (<= 8 (select |#length| main_~next~0.base)) (= 0 main_~next~0.offset)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 25266#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (and (<= 8 (select |#length| main_~next~0.base)) (= 0 main_~next~0.offset)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 25267#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= |main_#t~mem24.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (<= 8 (select |#length| main_~next~0.base)) (= 0 main_~next~0.offset)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 25268#(= freeData_~data.base |freeData_#in~data.base|), 25269#(and (or (not (= freeData_~data.base 0)) (not (= 0 freeData_~data.offset))) (= freeData_~data.base |freeData_#in~data.base|)), 25270#(= 0 (select |#valid| |freeData_#in~data.base|)), 25271#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (<= 8 (select |#length| main_~next~0.base)) (= 0 main_~next~0.offset)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 25272#(or (and (not (= |main_#t~mem25.base| 0)) (or (= 0 (select |#valid| |main_#t~mem25.base|)) (and (<= 8 (select |#length| main_~next~0.base)) (= 0 main_~next~0.offset)) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (not (= |main_#t~mem25.offset| 0))), 25273#(or (and (<= 8 (select |#length| main_~next~0.base)) (= 0 main_~next~0.offset)) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 25274#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 25275#(and (= |main_#t~mem21.offset| 0) (<= 8 (select |#length| |main_#t~mem21.base|)))] [2018-02-04 02:37:44,380 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 7 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:44,380 INFO L409 AbstractCegarLoop]: Interpolant automaton has 37 states [2018-02-04 02:37:44,380 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2018-02-04 02:37:44,380 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1234, Unknown=0, NotChecked=0, Total=1332 [2018-02-04 02:37:44,381 INFO L87 Difference]: Start difference. First operand 252 states and 279 transitions. Second operand 37 states. [2018-02-04 02:37:45,355 WARN L146 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 81 DAG size of output 79 [2018-02-04 02:37:45,733 WARN L146 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 87 DAG size of output 86 [2018-02-04 02:37:47,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:47,457 INFO L93 Difference]: Finished difference Result 320 states and 365 transitions. [2018-02-04 02:37:47,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-02-04 02:37:47,457 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 81 [2018-02-04 02:37:47,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:47,458 INFO L225 Difference]: With dead ends: 320 [2018-02-04 02:37:47,458 INFO L226 Difference]: Without dead ends: 320 [2018-02-04 02:37:47,458 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1317 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=436, Invalid=4820, Unknown=0, NotChecked=0, Total=5256 [2018-02-04 02:37:47,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2018-02-04 02:37:47,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 275. [2018-02-04 02:37:47,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 275 states. [2018-02-04 02:37:47,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 275 states and 308 transitions. [2018-02-04 02:37:47,461 INFO L78 Accepts]: Start accepts. Automaton has 275 states and 308 transitions. Word has length 81 [2018-02-04 02:37:47,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:47,462 INFO L432 AbstractCegarLoop]: Abstraction has 275 states and 308 transitions. [2018-02-04 02:37:47,462 INFO L433 AbstractCegarLoop]: Interpolant automaton has 37 states. [2018-02-04 02:37:47,462 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 308 transitions. [2018-02-04 02:37:47,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-02-04 02:37:47,463 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:47,463 INFO L351 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 5, 5, 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] [2018-02-04 02:37:47,463 INFO L371 AbstractCegarLoop]: === Iteration 65 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:47,463 INFO L82 PathProgramCache]: Analyzing trace with hash -1917875590, now seen corresponding path program 3 times [2018-02-04 02:37:47,464 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:47,475 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:47,516 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 3 proven. 80 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-02-04 02:37:47,516 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:47,516 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2018-02-04 02:37:47,516 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:47,517 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-02-04 02:37:47,517 INFO L182 omatonBuilderFactory]: Interpolants [25944#true, 25945#false, 25946#(= create_data_~counter~0 0), 25947#(<= create_data_~counter~0 1), 25948#(<= create_data_~counter~0 2), 25949#(<= create_data_~counter~0 3), 25950#(<= create_data_~counter~0 4), 25951#(<= create_data_~counter~0 5)] [2018-02-04 02:37:47,517 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 3 proven. 80 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2018-02-04 02:37:47,517 INFO L409 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-02-04 02:37:47,517 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-02-04 02:37:47,517 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2018-02-04 02:37:47,517 INFO L87 Difference]: Start difference. First operand 275 states and 308 transitions. Second operand 8 states. [2018-02-04 02:37:47,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:47,535 INFO L93 Difference]: Finished difference Result 287 states and 320 transitions. [2018-02-04 02:37:47,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-02-04 02:37:47,535 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2018-02-04 02:37:47,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:47,536 INFO L225 Difference]: With dead ends: 287 [2018-02-04 02:37:47,536 INFO L226 Difference]: Without dead ends: 287 [2018-02-04 02:37:47,536 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2018-02-04 02:37:47,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2018-02-04 02:37:47,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 282. [2018-02-04 02:37:47,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2018-02-04 02:37:47,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 315 transitions. [2018-02-04 02:37:47,540 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 315 transitions. Word has length 88 [2018-02-04 02:37:47,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:47,540 INFO L432 AbstractCegarLoop]: Abstraction has 282 states and 315 transitions. [2018-02-04 02:37:47,540 INFO L433 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-02-04 02:37:47,540 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 315 transitions. [2018-02-04 02:37:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2018-02-04 02:37:47,541 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:47,541 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:47,541 INFO L371 AbstractCegarLoop]: === Iteration 66 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:47,541 INFO L82 PathProgramCache]: Analyzing trace with hash 288516998, now seen corresponding path program 1 times [2018-02-04 02:37:47,542 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:47,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:47,556 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:48,210 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:48,211 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:48,211 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2018-02-04 02:37:48,211 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:48,211 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:48,211 INFO L182 omatonBuilderFactory]: Interpolants [26521#true, 26522#false, 26523#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 26524#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|))), 26525#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 append_~node~0.base))), 26526#(not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 26527#(not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 26528#(= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|), 26529#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 26530#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 26531#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 26532#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|)), 26533#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= (select |#valid| append_~node~0.base) 1) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))), 26534#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 26535#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 26536#(and (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 26537#(and (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| create_data_~data~0.base (select |#memory_$Pointer$.base| create_data_~data~0.base)))), 26538#(and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#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|))))), 26539#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|) (+ append_~node~0.offset 4)))), 26540#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4)))) (= append_~node~0.base append_~pointerToList.base))), 26541#(or (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4)) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|)), 26542#(or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 26543#(or (and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))), 26544#(or (not (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 26545#(or (and (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (not (= |main_#t~mem21.offset| 0))) (not (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 26546#(or (not (= 0 |main_#t~mem22.base|)) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 26547#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= 0 main_~next~0.base)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 26548#(or (not (= 0 main_~next~0.base)) (not (= |main_#t~mem25.offset| 0)) (and (not (= |main_#t~mem25.base| 0)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 26549#(or (not (= 0 main_~next~0.base)) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 26550#(not (= 0 |main_#t~mem27.base|))] [2018-02-04 02:37:48,211 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:48,211 INFO L409 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-02-04 02:37:48,211 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-02-04 02:37:48,212 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=778, Unknown=0, NotChecked=0, Total=870 [2018-02-04 02:37:48,212 INFO L87 Difference]: Start difference. First operand 282 states and 315 transitions. Second operand 30 states. [2018-02-04 02:37:49,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:49,264 INFO L93 Difference]: Finished difference Result 314 states and 355 transitions. [2018-02-04 02:37:49,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2018-02-04 02:37:49,264 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 83 [2018-02-04 02:37:49,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:49,265 INFO L225 Difference]: With dead ends: 314 [2018-02-04 02:37:49,265 INFO L226 Difference]: Without dead ends: 314 [2018-02-04 02:37:49,266 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 859 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=349, Invalid=2957, Unknown=0, NotChecked=0, Total=3306 [2018-02-04 02:37:49,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2018-02-04 02:37:49,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 282. [2018-02-04 02:37:49,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2018-02-04 02:37:49,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 313 transitions. [2018-02-04 02:37:49,269 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 313 transitions. Word has length 83 [2018-02-04 02:37:49,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:49,269 INFO L432 AbstractCegarLoop]: Abstraction has 282 states and 313 transitions. [2018-02-04 02:37:49,269 INFO L433 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-02-04 02:37:49,269 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 313 transitions. [2018-02-04 02:37:49,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-02-04 02:37:49,269 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:49,269 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:37:49,269 INFO L371 AbstractCegarLoop]: === Iteration 67 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:49,270 INFO L82 PathProgramCache]: Analyzing trace with hash -612890950, now seen corresponding path program 1 times [2018-02-04 02:37:49,270 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:49,278 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:50,428 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:50,428 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:50,447 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2018-02-04 02:37:50,447 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:50,447 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:50,448 INFO L182 omatonBuilderFactory]: Interpolants [27204#true, 27205#false, 27206#(= (select |#valid| |main_~#list~0.base|) 1), 27207#(= |#valid| |old(#valid)|), 27208#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 27209#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 27210#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= append_~node~0.offset 0))) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base)))), 27211#(and (= 0 |create_data_#res.base|) (= 0 |create_data_#res.offset|)), 27212#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= 0 |append_#t~ret17.offset|) (= append_~node~0.offset 0) (= 0 |append_#t~ret17.base|)))), 27213#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 append_~node~0.offset) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= (select |#valid| append_~node~0.base) 1) (= 0 (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) 0))) (= append_~pointerToList.base append_~node~0.base))), 27214#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 1) (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)))), 27215#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 1)), 27216#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 27217#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 27218#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|)) (= 0 |append_#t~malloc14.offset|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 27219#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= append_~node~0.offset 0) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 27220#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |append_#t~mem16.base| (select (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (= append_~node~0.offset 0) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 27221#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.base)| append_~pointerToList.base) append_~pointerToList.offset)) (= |#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_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) (= append_~node~0.offset 0) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)))), 27222#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 27223#(and (or (and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= 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|)))) (= (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= |#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 (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|))) (= (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|) (= (store |old(#memory_$Pointer$.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 (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 27224#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 27225#(and (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_#t~mem21.offset| 0)), 27226#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))), 27227#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 main_~next~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)))), 27228#(or (and (not (= 0 |main_#t~mem25.base|)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 main_~next~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)))), 27229#(or (and (= 0 main_~next~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 27230#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))), 27231#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))), 27232#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 27233#(and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 27234#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))), 27235#(and (= 0 |main_#t~mem24.base|) (= 0 |main_#t~mem24.offset|)), 27236#(and (= 0 |freeData_#in~data.offset|) (= 0 |freeData_#in~data.base|)), 27237#(and (= 0 freeData_~data.offset) (= freeData_~data.base 0))] [2018-02-04 02:37:50,448 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:50,448 INFO L409 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-02-04 02:37:50,448 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-02-04 02:37:50,448 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=1038, Unknown=0, NotChecked=0, Total=1122 [2018-02-04 02:37:50,448 INFO L87 Difference]: Start difference. First operand 282 states and 313 transitions. Second operand 34 states. [2018-02-04 02:37:51,387 WARN L146 SmtUtils]: Spent 237ms on a formula simplification. DAG size of input: 111 DAG size of output 110 [2018-02-04 02:37:53,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:53,477 INFO L93 Difference]: Finished difference Result 333 states and 374 transitions. [2018-02-04 02:37:53,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2018-02-04 02:37:53,477 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 78 [2018-02-04 02:37:53,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:53,478 INFO L225 Difference]: With dead ends: 333 [2018-02-04 02:37:53,478 INFO L226 Difference]: Without dead ends: 333 [2018-02-04 02:37:53,478 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1049 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=366, Invalid=4326, Unknown=0, NotChecked=0, Total=4692 [2018-02-04 02:37:53,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2018-02-04 02:37:53,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 313. [2018-02-04 02:37:53,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2018-02-04 02:37:53,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 349 transitions. [2018-02-04 02:37:53,481 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 349 transitions. Word has length 78 [2018-02-04 02:37:53,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:53,481 INFO L432 AbstractCegarLoop]: Abstraction has 313 states and 349 transitions. [2018-02-04 02:37:53,481 INFO L433 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-02-04 02:37:53,481 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 349 transitions. [2018-02-04 02:37:53,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-02-04 02:37:53,481 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:53,481 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:53,482 INFO L371 AbstractCegarLoop]: === Iteration 68 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:53,482 INFO L82 PathProgramCache]: Analyzing trace with hash 384693748, now seen corresponding path program 1 times [2018-02-04 02:37:53,482 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:53,491 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:54,187 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:54,187 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:54,187 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2018-02-04 02:37:54,187 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:54,187 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:54,187 INFO L182 omatonBuilderFactory]: Interpolants [27968#(and (= (store |old(#memory_$Pointer$.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 (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))), 27969#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (or (= (select (store (select |#memory_$Pointer$.offset| append_~node~0.base) append_~node~0.offset |append_#t~ret17.offset|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= |append_#t~ret17.base| append_~node~0.base))) (= append_~node~0.base append_~pointerToList.base))), 27970#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (or (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0) append_~node~0.base) (= (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) (= append_~node~0.base append_~pointerToList.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 27971#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 27972#(or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 27973#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 27974#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 27975#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (or (not (= |main_#t~mem21.offset| 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) (and (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 27976#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= 0 |main_#t~mem22.offset|) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 27977#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 main_~next~0.offset) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 27978#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= 0 main_~next~0.offset) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 27979#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= |main_#t~mem24.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 main_~next~0.offset) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 27980#(= freeData_~data.base |freeData_#in~data.base|), 27981#(and (or (not (= freeData_~data.base 0)) (not (= 0 freeData_~data.offset))) (= freeData_~data.base |freeData_#in~data.base|)), 27982#(= 0 (select |#valid| |freeData_#in~data.base|)), 27983#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 main_~next~0.offset) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 27984#(and (or (= 0 (select |#valid| |main_#t~mem25.base|)) (= 0 main_~next~0.offset) (not (= |main_#t~mem25.offset| 0)) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (not (= 0 |main_#t~mem25.offset|)) (not (= |main_#t~mem25.base| 0)))), 27985#(or (= 0 main_~next~0.offset) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 27986#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 27987#(and (= |main_#t~mem21.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem21.offset| 0)), 27988#(and (<= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (<= (+ (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 8) (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 27989#(and (<= 0 |main_#t~mem23.offset|) (<= (+ |main_#t~mem23.offset| 8) (select |#length| |main_#t~mem23.base|))), 27954#true, 27955#false, 27956#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 27957#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|)), 27958#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset)), 27959#(= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)), 27960#(= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)), 27961#(= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|), 27962#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 27963#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 27964#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 27965#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= append_~node~0.offset 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= append_~node~0.base append_~pointerToList.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 27966#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= append_~node~0.base append_~pointerToList.base))), 27967#(= (store |old(#memory_$Pointer$.offset)| create_data_~data~0.base (select |#memory_$Pointer$.offset| create_data_~data~0.base)) |#memory_$Pointer$.offset|)] [2018-02-04 02:37:54,188 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:54,188 INFO L409 AbstractCegarLoop]: Interpolant automaton has 36 states [2018-02-04 02:37:54,188 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2018-02-04 02:37:54,188 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1164, Unknown=0, NotChecked=0, Total=1260 [2018-02-04 02:37:54,188 INFO L87 Difference]: Start difference. First operand 313 states and 349 transitions. Second operand 36 states. [2018-02-04 02:37:56,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:56,191 INFO L93 Difference]: Finished difference Result 336 states and 374 transitions. [2018-02-04 02:37:56,191 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2018-02-04 02:37:56,191 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 84 [2018-02-04 02:37:56,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:56,192 INFO L225 Difference]: With dead ends: 336 [2018-02-04 02:37:56,192 INFO L226 Difference]: Without dead ends: 336 [2018-02-04 02:37:56,192 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1573 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=574, Invalid=5588, Unknown=0, NotChecked=0, Total=6162 [2018-02-04 02:37:56,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2018-02-04 02:37:56,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 293. [2018-02-04 02:37:56,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 293 states. [2018-02-04 02:37:56,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 328 transitions. [2018-02-04 02:37:56,195 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 328 transitions. Word has length 84 [2018-02-04 02:37:56,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:56,195 INFO L432 AbstractCegarLoop]: Abstraction has 293 states and 328 transitions. [2018-02-04 02:37:56,195 INFO L433 AbstractCegarLoop]: Interpolant automaton has 36 states. [2018-02-04 02:37:56,195 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 328 transitions. [2018-02-04 02:37:56,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-02-04 02:37:56,196 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:56,196 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:37:56,196 INFO L371 AbstractCegarLoop]: === Iteration 69 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:56,196 INFO L82 PathProgramCache]: Analyzing trace with hash 1253326230, now seen corresponding path program 1 times [2018-02-04 02:37:56,196 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:56,205 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:57,004 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:57,004 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:37:57,004 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-02-04 02:37:57,004 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:37:57,004 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:57,004 INFO L182 omatonBuilderFactory]: Interpolants [28736#(and (= |main_#t~mem21.offset| 0) (<= 8 (select |#length| |main_#t~mem21.base|))), 28707#true, 28708#false, 28709#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 28710#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= 8 (select |#length| |append_#t~malloc14.base|))), 28711#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= 8 (select |#length| append_~node~0.base))), 28712#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= (select |#valid| append_~node~0.base) 1) (= 8 (select |#length| append_~node~0.base))), 28713#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 28714#(and (= |#length| (store |old(#length)| |create_data_#t~malloc1.base| (select |#length| |create_data_#t~malloc1.base|))) (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|))), 28715#(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|))))), 28716#(and (= (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 1) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 28717#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 1)), 28718#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28719#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28720#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= (store |old(#length)| |append_#t~malloc14.base| (select |#length| |append_#t~malloc14.base|)) |#length|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28721#(and (= 0 append_~node~0.offset) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 28722#(and (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |append_#t~mem16.base| (select (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= append_~node~0.base append_~pointerToList.base))), 28723#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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|)))) (= (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.base)| append_~pointerToList.base) append_~pointerToList.offset)) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 28724#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 28725#(or (and (or (= 0 (select |old(#valid)| (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|)), 28726#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 28727#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 28728#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 28729#(and (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (not (= |main_#t~mem21.offset| 0)) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 28730#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 |main_#t~mem22.offset|) (<= 8 (select |#length| |main_#t~mem22.base|))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 28731#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (<= 8 (select |#length| main_~next~0.base)) (= 0 main_~next~0.offset)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 28732#(or (and (<= 8 (select |#length| main_~next~0.base)) (= 0 main_~next~0.offset)) (not (= |main_#t~mem25.offset| 0)) (and (not (= |main_#t~mem25.base| 0)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 28733#(or (and (<= 8 (select |#length| main_~next~0.base)) (= 0 main_~next~0.offset)) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 28734#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 28735#(and (<= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))] [2018-02-04 02:37:57,005 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:37:57,005 INFO L409 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-02-04 02:37:57,005 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-02-04 02:37:57,005 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=788, Unknown=0, NotChecked=0, Total=870 [2018-02-04 02:37:57,005 INFO L87 Difference]: Start difference. First operand 293 states and 328 transitions. Second operand 30 states. [2018-02-04 02:37:58,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:37:58,767 INFO L93 Difference]: Finished difference Result 351 states and 394 transitions. [2018-02-04 02:37:58,767 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-02-04 02:37:58,767 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 78 [2018-02-04 02:37:58,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:37:58,769 INFO L225 Difference]: With dead ends: 351 [2018-02-04 02:37:58,769 INFO L226 Difference]: Without dead ends: 351 [2018-02-04 02:37:58,769 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 2 SyntacticMatches, 5 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 779 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=309, Invalid=2771, Unknown=0, NotChecked=0, Total=3080 [2018-02-04 02:37:58,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2018-02-04 02:37:58,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 291. [2018-02-04 02:37:58,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2018-02-04 02:37:58,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 323 transitions. [2018-02-04 02:37:58,773 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 323 transitions. Word has length 78 [2018-02-04 02:37:58,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:37:58,773 INFO L432 AbstractCegarLoop]: Abstraction has 291 states and 323 transitions. [2018-02-04 02:37:58,774 INFO L433 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-02-04 02:37:58,774 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 323 transitions. [2018-02-04 02:37:58,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-02-04 02:37:58,774 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:37:58,774 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2018-02-04 02:37:58,774 INFO L371 AbstractCegarLoop]: === Iteration 70 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:37:58,775 INFO L82 PathProgramCache]: Analyzing trace with hash 1653237985, now seen corresponding path program 1 times [2018-02-04 02:37:58,775 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:37:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:37:58,792 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:37:59,998 WARN L146 SmtUtils]: Spent 107ms on a formula simplification. DAG size of input: 73 DAG size of output 65 [2018-02-04 02:38:00,366 WARN L146 SmtUtils]: Spent 245ms on a formula simplification. DAG size of input: 89 DAG size of output 82 [2018-02-04 02:38:01,560 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:01,560 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:38:01,560 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2018-02-04 02:38:01,560 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:38:01,561 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:01,561 INFO L182 omatonBuilderFactory]: Interpolants [29440#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= 0 |append_#t~ret17.offset|) (= append_~node~0.offset 0) (= 0 |append_#t~ret17.base|)))), 29441#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= append_~pointerToList.base append_~node~0.base) (and (= 0 append_~node~0.offset) (= 0 (select |old(#valid)| append_~node~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) 0)))) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (= (select |#valid| append_~node~0.base) 1)), 29442#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 1) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 29443#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 1)), 29444#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29445#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29446#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= |#valid| (store |old(#valid)| |append_#t~malloc14.base| (select |#valid| |append_#t~malloc14.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29447#(and (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (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|))))))), 29448#(and (= 0 append_~node~0.offset) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 29449#(and (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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)|)) (= |#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_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= append_~node~0.base append_~pointerToList.base))), 29450#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29451#(and (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 29452#(and (= (store |old(#memory_$Pointer$.offset)| create_data_~data~0.base (select |#memory_$Pointer$.offset| create_data_~data~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| create_data_~data~0.base (select |#memory_$Pointer$.base| create_data_~data~0.base)))), 29453#(and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#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|))) (= |#memory_$Pointer$.offset| |old(#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|) (or (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))), 29454#(and (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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)| (@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)))) (= (select (store (select |#memory_$Pointer$.offset| append_~node~0.base) append_~node~0.offset |append_#t~ret17.offset|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (= (select (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.base)| append_~pointerToList.base) append_~pointerToList.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|))))) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~ret17.base| append_~node~0.base)) (= append_~node~0.base append_~pointerToList.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 29455#(and (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0) append_~node~0.base) (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@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_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4))) (= |#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|))))))), 29456#(or (and (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff (store |old(#memory_$Pointer$.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|))) (= (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#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_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|)) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (store |old(#memory_$Pointer$.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~pointerToList.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (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|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (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~pointerToList.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 29457#(or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 29458#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 29459#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))), 29460#(and (or (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (and (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))) (not (= |main_#t~mem21.offset| 0))) (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0))), 29461#(or (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem22.base|) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 29462#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 main_~next~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 29463#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 main_~next~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 29464#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= |main_#t~mem24.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 main_~next~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 29465#(= freeData_~data.base |freeData_#in~data.base|), 29466#(and (or (not (= freeData_~data.base 0)) (not (= 0 freeData_~data.offset))) (= freeData_~data.base |freeData_#in~data.base|)), 29467#(= 0 (select |#valid| |freeData_#in~data.base|)), 29468#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 main_~next~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 29469#(and (or (not (= 0 |main_#t~mem25.offset|)) (not (= |main_#t~mem25.base| 0))) (or (= 0 (select |#valid| |main_#t~mem25.base|)) (not (= 0 |main_#t~mem25.offset|)) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 main_~next~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 29470#(or (and (= 0 main_~next~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (not (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 29471#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (not (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 29472#(or (not (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))), 29473#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 29474#(or (not (= 1 (select |#valid| |main_#t~mem21.base|))) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 29475#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 29476#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))), 29477#(and (= 0 |main_#t~mem24.base|) (= 0 |main_#t~mem24.offset|)), 29478#(and (= 0 |freeData_#in~data.offset|) (= 0 |freeData_#in~data.base|)), 29479#(and (= 0 freeData_~data.offset) (= freeData_~data.base 0)), 29432#true, 29433#false, 29434#(= (select |#valid| |main_~#list~0.base|) 1), 29435#(= |#valid| |old(#valid)|), 29436#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 29437#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 29438#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= append_~pointerToList.base append_~node~0.base) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.offset 0))) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base)))), 29439#(and (= 0 |create_data_#res.base|) (= 0 |create_data_#res.offset|))] [2018-02-04 02:38:01,561 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 6 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:01,562 INFO L409 AbstractCegarLoop]: Interpolant automaton has 48 states [2018-02-04 02:38:01,562 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2018-02-04 02:38:01,562 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=2137, Unknown=0, NotChecked=0, Total=2256 [2018-02-04 02:38:01,562 INFO L87 Difference]: Start difference. First operand 291 states and 323 transitions. Second operand 48 states. [2018-02-04 02:38:03,366 WARN L143 SmtUtils]: Spent 262ms on a formula simplification that was a NOOP. DAG size: 132 [2018-02-04 02:38:04,167 WARN L146 SmtUtils]: Spent 151ms on a formula simplification. DAG size of input: 93 DAG size of output 84 [2018-02-04 02:38:04,358 WARN L146 SmtUtils]: Spent 101ms on a formula simplification. DAG size of input: 79 DAG size of output 71 [2018-02-04 02:38:04,709 WARN L143 SmtUtils]: Spent 179ms on a formula simplification that was a NOOP. DAG size: 104 [2018-02-04 02:38:08,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:38:08,987 INFO L93 Difference]: Finished difference Result 334 states and 370 transitions. [2018-02-04 02:38:08,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2018-02-04 02:38:08,987 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 88 [2018-02-04 02:38:08,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:38:08,988 INFO L225 Difference]: With dead ends: 334 [2018-02-04 02:38:08,988 INFO L226 Difference]: Without dead ends: 334 [2018-02-04 02:38:08,989 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1998 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=529, Invalid=8783, Unknown=0, NotChecked=0, Total=9312 [2018-02-04 02:38:08,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 334 states. [2018-02-04 02:38:08,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 334 to 302. [2018-02-04 02:38:08,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 302 states. [2018-02-04 02:38:08,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 336 transitions. [2018-02-04 02:38:08,993 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 336 transitions. Word has length 88 [2018-02-04 02:38:08,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:38:08,994 INFO L432 AbstractCegarLoop]: Abstraction has 302 states and 336 transitions. [2018-02-04 02:38:08,994 INFO L433 AbstractCegarLoop]: Interpolant automaton has 48 states. [2018-02-04 02:38:08,994 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 336 transitions. [2018-02-04 02:38:08,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-02-04 02:38:08,994 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:38:08,995 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:38:08,995 INFO L371 AbstractCegarLoop]: === Iteration 71 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:38:08,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1109930390, now seen corresponding path program 1 times [2018-02-04 02:38:08,995 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:38:09,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:38:09,003 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:38:09,424 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:09,425 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:38:09,425 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2018-02-04 02:38:09,425 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:38:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:09,425 INFO L182 omatonBuilderFactory]: Interpolants [30214#true, 30215#false, 30216#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 30217#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|)), 30218#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset)), 30219#(= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)), 30220#(= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)), 30221#(= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|), 30222#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30223#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|)) (= 0 |append_#t~malloc14.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30224#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (or (not (= 0 append_~node~0.base)) (not (= append_~pointerToList.base append_~node~0.base))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30225#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= append_~node~0.offset 0) (or (not (= 0 append_~node~0.base)) (not (= append_~pointerToList.base append_~node~0.base))) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 30226#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (or (not (= 0 append_~node~0.base)) (not (= append_~pointerToList.base append_~node~0.base))) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 30227#(and (= append_~node~0.offset 0) (or (not (= append_~pointerToList.base append_~node~0.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (not (= 0 append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= append_~pointerToList.base append_~node~0.base))), 30228#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (and (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 30229#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))) (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 30230#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) (= |main_#t~mem21.offset| 0))), 30231#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 |main_#t~mem22.offset|)), 30232#(or (and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 main_~next~0.offset)), 30233#(or (and (not (= 0 |main_#t~mem25.base|)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 main_~next~0.offset)), 30234#(or (= 0 main_~next~0.offset) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 30235#(or (= 0 (select |#valid| |main_~#list~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 30236#(= |#valid| |old(#valid)|), 30237#(= 0 |main_#t~mem25.offset|)] [2018-02-04 02:38:09,425 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:09,425 INFO L409 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-02-04 02:38:09,426 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-02-04 02:38:09,426 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=483, Unknown=0, NotChecked=0, Total=552 [2018-02-04 02:38:09,426 INFO L87 Difference]: Start difference. First operand 302 states and 336 transitions. Second operand 24 states. [2018-02-04 02:38:10,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:38:10,286 INFO L93 Difference]: Finished difference Result 361 states and 400 transitions. [2018-02-04 02:38:10,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2018-02-04 02:38:10,286 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 82 [2018-02-04 02:38:10,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:38:10,287 INFO L225 Difference]: With dead ends: 361 [2018-02-04 02:38:10,287 INFO L226 Difference]: Without dead ends: 361 [2018-02-04 02:38:10,287 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 537 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=305, Invalid=2047, Unknown=0, NotChecked=0, Total=2352 [2018-02-04 02:38:10,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2018-02-04 02:38:10,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 346. [2018-02-04 02:38:10,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 346 states. [2018-02-04 02:38:10,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 387 transitions. [2018-02-04 02:38:10,290 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 387 transitions. Word has length 82 [2018-02-04 02:38:10,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:38:10,290 INFO L432 AbstractCegarLoop]: Abstraction has 346 states and 387 transitions. [2018-02-04 02:38:10,291 INFO L433 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-02-04 02:38:10,291 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 387 transitions. [2018-02-04 02:38:10,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2018-02-04 02:38:10,291 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:38:10,291 INFO L351 BasicCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:38:10,291 INFO L371 AbstractCegarLoop]: === Iteration 72 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:38:10,291 INFO L82 PathProgramCache]: Analyzing trace with hash -1674235570, now seen corresponding path program 3 times [2018-02-04 02:38:10,292 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:38:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:38:10,297 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:38:10,332 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:10,332 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:38:10,332 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2018-02-04 02:38:10,332 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:38:10,333 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 02:38:10,333 INFO L182 omatonBuilderFactory]: Interpolants [30997#true, 30998#false, 30999#(= create_data_~counter~0 0), 31000#(<= create_data_~counter~0 1), 31001#(<= create_data_~counter~0 2), 31002#(<= create_data_~counter~0 3), 31003#(<= create_data_~counter~0 4), 31004#(<= create_data_~counter~0 5), 31005#(<= create_data_~counter~0 6)] [2018-02-04 02:38:10,333 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:10,333 INFO L409 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-02-04 02:38:10,333 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-02-04 02:38:10,333 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2018-02-04 02:38:10,333 INFO L87 Difference]: Start difference. First operand 346 states and 387 transitions. Second operand 9 states. [2018-02-04 02:38:10,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:38:10,354 INFO L93 Difference]: Finished difference Result 358 states and 399 transitions. [2018-02-04 02:38:10,355 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-02-04 02:38:10,355 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 75 [2018-02-04 02:38:10,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:38:10,356 INFO L225 Difference]: With dead ends: 358 [2018-02-04 02:38:10,356 INFO L226 Difference]: Without dead ends: 358 [2018-02-04 02:38:10,356 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2018-02-04 02:38:10,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358 states. [2018-02-04 02:38:10,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358 to 353. [2018-02-04 02:38:10,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 353 states. [2018-02-04 02:38:10,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 394 transitions. [2018-02-04 02:38:10,359 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 394 transitions. Word has length 75 [2018-02-04 02:38:10,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:38:10,359 INFO L432 AbstractCegarLoop]: Abstraction has 353 states and 394 transitions. [2018-02-04 02:38:10,359 INFO L433 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-02-04 02:38:10,359 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 394 transitions. [2018-02-04 02:38:10,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2018-02-04 02:38:10,360 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:38:10,360 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:38:10,360 INFO L371 AbstractCegarLoop]: === Iteration 73 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:38:10,360 INFO L82 PathProgramCache]: Analyzing trace with hash -1491213077, now seen corresponding path program 1 times [2018-02-04 02:38:10,361 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:38:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:38:10,367 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:38:10,474 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-02-04 02:38:10,474 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:38:10,474 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2018-02-04 02:38:10,474 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:38:10,474 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 02:38:10,474 INFO L182 omatonBuilderFactory]: Interpolants [31728#(= 1 (select |#valid| |main_~#list~0.base|)), 31717#true, 31718#false, 31719#(= |main_~#list~0.offset| 0), 31720#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) 0))), 31721#(or (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) 0) 0)))), 31722#(or (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem23.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) 0) 0)))), 31723#(or (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (not (= |main_#t~mem24.base| 0)) (not (= (select |#memory_$Pointer$.base| |main_~#list~0.base|) (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))))), 31724#(= freeData_~data.base |freeData_#in~data.base|), 31725#(= 0 |freeData_#in~data.base|), 31726#(or (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= (select |#memory_$Pointer$.base| |main_~#list~0.base|) (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))))), 31727#(or (not (= 0 |main_#t~mem25.offset|)) (and (not (= |main_#t~mem25.base| 0)) (not (= |main_~#list~0.base| |main_#t~mem25.base|)) (= 1 (select |#valid| |main_~#list~0.base|))))] [2018-02-04 02:38:10,474 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2018-02-04 02:38:10,474 INFO L409 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-02-04 02:38:10,475 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-02-04 02:38:10,475 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2018-02-04 02:38:10,475 INFO L87 Difference]: Start difference. First operand 353 states and 394 transitions. Second operand 12 states. [2018-02-04 02:38:10,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:38:10,794 INFO L93 Difference]: Finished difference Result 356 states and 396 transitions. [2018-02-04 02:38:10,794 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-02-04 02:38:10,794 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 84 [2018-02-04 02:38:10,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:38:10,796 INFO L225 Difference]: With dead ends: 356 [2018-02-04 02:38:10,796 INFO L226 Difference]: Without dead ends: 356 [2018-02-04 02:38:10,796 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=127, Invalid=473, Unknown=0, NotChecked=0, Total=600 [2018-02-04 02:38:10,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-02-04 02:38:10,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 350. [2018-02-04 02:38:10,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 350 states. [2018-02-04 02:38:10,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 391 transitions. [2018-02-04 02:38:10,800 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 391 transitions. Word has length 84 [2018-02-04 02:38:10,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:38:10,801 INFO L432 AbstractCegarLoop]: Abstraction has 350 states and 391 transitions. [2018-02-04 02:38:10,801 INFO L433 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-02-04 02:38:10,801 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 391 transitions. [2018-02-04 02:38:10,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-02-04 02:38:10,801 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:38:10,802 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1] [2018-02-04 02:38:10,802 INFO L371 AbstractCegarLoop]: === Iteration 74 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:38:10,802 INFO L82 PathProgramCache]: Analyzing trace with hash -754006767, now seen corresponding path program 1 times [2018-02-04 02:38:10,802 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:38:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:38:10,817 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:38:11,397 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:11,398 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:38:11,398 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2018-02-04 02:38:11,398 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:38:11,398 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:11,398 INFO L182 omatonBuilderFactory]: Interpolants [32461#true, 32462#false, 32463#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)), 32464#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|)), 32465#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset)), 32466#(= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)), 32467#(= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)), 32468#(= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|), 32469#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32470#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32471#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32472#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= append_~node~0.offset 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32473#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (= (select |#valid| append_~node~0.base) 1) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 32474#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32475#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32476#(and (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 32477#(and (= (store |old(#memory_$Pointer$.offset)| create_data_~data~0.base (select |#memory_$Pointer$.offset| create_data_~data~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| create_data_~data~0.base))), 32478#(and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= |#memory_$Pointer$.offset| |old(#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|)), 32479#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select (store (select |#memory_$Pointer$.offset| append_~node~0.base) append_~node~0.offset |append_#t~ret17.offset|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= append_~node~0.offset 0)), 32480#(and (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= append_~node~0.base append_~pointerToList.base))), 32481#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 32482#(or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 32483#(or (and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))), 32484#(or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 32485#(and (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (not (= |main_#t~mem21.offset| 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 32486#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= 0 |main_#t~mem22.offset|)), 32487#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 main_~next~0.offset) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 32488#(or (= 0 main_~next~0.offset) (not (= |main_#t~mem25.offset| 0)) (and (not (= |main_#t~mem25.base| 0)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 32489#(or (= 0 main_~next~0.offset) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 32490#(or (= 0 (select |#valid| |main_~#list~0.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 32491#(= |#valid| |old(#valid)|), 32492#(= 0 |main_#t~mem25.offset|)] [2018-02-04 02:38:11,398 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:11,398 INFO L409 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-02-04 02:38:11,398 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-02-04 02:38:11,399 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=888, Unknown=0, NotChecked=0, Total=992 [2018-02-04 02:38:11,399 INFO L87 Difference]: Start difference. First operand 350 states and 391 transitions. Second operand 32 states. [2018-02-04 02:38:12,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:38:12,492 INFO L93 Difference]: Finished difference Result 372 states and 413 transitions. [2018-02-04 02:38:12,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-02-04 02:38:12,492 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 92 [2018-02-04 02:38:12,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:38:12,493 INFO L225 Difference]: With dead ends: 372 [2018-02-04 02:38:12,493 INFO L226 Difference]: Without dead ends: 372 [2018-02-04 02:38:12,493 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=400, Invalid=3260, Unknown=0, NotChecked=0, Total=3660 [2018-02-04 02:38:12,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2018-02-04 02:38:12,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 313. [2018-02-04 02:38:12,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2018-02-04 02:38:12,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 352 transitions. [2018-02-04 02:38:12,496 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 352 transitions. Word has length 92 [2018-02-04 02:38:12,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:38:12,497 INFO L432 AbstractCegarLoop]: Abstraction has 313 states and 352 transitions. [2018-02-04 02:38:12,497 INFO L433 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-02-04 02:38:12,497 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 352 transitions. [2018-02-04 02:38:12,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-02-04 02:38:12,497 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:38:12,497 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1] [2018-02-04 02:38:12,497 INFO L371 AbstractCegarLoop]: === Iteration 75 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:38:12,498 INFO L82 PathProgramCache]: Analyzing trace with hash 1315095669, now seen corresponding path program 1 times [2018-02-04 02:38:12,498 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:38:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:38:12,509 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:38:13,838 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:13,838 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:38:13,838 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2018-02-04 02:38:13,838 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:38:13,838 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:13,839 INFO L182 omatonBuilderFactory]: Interpolants [33237#true, 33238#false, 33239#(= (select |#valid| |main_~#list~0.base|) 1), 33240#(= |#valid| |old(#valid)|), 33241#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= |#valid| |old(#valid)|)), 33242#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#t~malloc14.offset| 0) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 33243#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.offset 0)), 33244#(= 1 (select |#valid| |create_data_#t~malloc1.base|)), 33245#(= 1 (select |#valid| create_data_~data~0.base)), 33246#(= 1 (select |#valid| |create_data_#res.base|)), 33247#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.offset 0) (= 1 (select |#valid| |append_#t~ret17.base|))), 33248#(and (= 0 (select |old(#valid)| append_~node~0.base)) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))))) (or (not (= append_~pointerToList.base append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|))), 33249#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0))))), 33250#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))), 33251#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33252#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33253#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|)) (= |#valid| (store |old(#valid)| |append_#t~malloc14.base| (select |#valid| |append_#t~malloc14.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 33254#(and (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (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|))))) (= append_~node~0.base append_~pointerToList.base))), 33255#(and (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= append_~node~0.base append_~pointerToList.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 33256#(and (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#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_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= append_~node~0.base append_~pointerToList.base))), 33257#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= |#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 (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (store |old(#memory_$Pointer$.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~pointerToList.base|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (or (= |#valid| |old(#valid)|) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#valid)| |#valid|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))), 33258#(or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 33259#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 33260#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 33261#(and (or (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))) (not (= |main_#t~mem21.offset| 0))) (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0))), 33262#(or (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem22.base|) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 |main_#t~mem22.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 33263#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (not (= (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 main_~next~0.offset) (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 33264#(or (and (not (= |main_#t~mem25.base| 0)) (or (and (= 1 (select (store |#valid| |main_#t~mem25.base| 0) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))) (= 0 main_~next~0.offset)) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (not (= |main_#t~mem25.offset| 0))), 33265#(or (and (= 0 main_~next~0.offset) (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 33266#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 33267#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))))), 33268#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))), 33269#(or (= 0 (select |#valid| |main_#t~mem21.base|)) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 33270#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 33271#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))), 33272#(= 1 (select |#valid| |main_#t~mem24.base|)), 33273#(= 1 (select |#valid| |freeData_#in~data.base|)), 33274#(= 1 (select |#valid| freeData_~data.base))] [2018-02-04 02:38:13,839 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:13,839 INFO L409 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-02-04 02:38:13,839 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-02-04 02:38:13,839 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=1316, Unknown=0, NotChecked=0, Total=1406 [2018-02-04 02:38:13,839 INFO L87 Difference]: Start difference. First operand 313 states and 352 transitions. Second operand 38 states. [2018-02-04 02:38:16,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:38:16,665 INFO L93 Difference]: Finished difference Result 407 states and 466 transitions. [2018-02-04 02:38:16,665 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2018-02-04 02:38:16,665 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 85 [2018-02-04 02:38:16,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:38:16,666 INFO L225 Difference]: With dead ends: 407 [2018-02-04 02:38:16,666 INFO L226 Difference]: Without dead ends: 407 [2018-02-04 02:38:16,667 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 6 SyntacticMatches, 2 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1032 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=334, Invalid=4778, Unknown=0, NotChecked=0, Total=5112 [2018-02-04 02:38:16,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2018-02-04 02:38:16,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 369. [2018-02-04 02:38:16,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2018-02-04 02:38:16,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 423 transitions. [2018-02-04 02:38:16,670 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 423 transitions. Word has length 85 [2018-02-04 02:38:16,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:38:16,670 INFO L432 AbstractCegarLoop]: Abstraction has 369 states and 423 transitions. [2018-02-04 02:38:16,670 INFO L433 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-02-04 02:38:16,670 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 423 transitions. [2018-02-04 02:38:16,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2018-02-04 02:38:16,671 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:38:16,671 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1] [2018-02-04 02:38:16,671 INFO L371 AbstractCegarLoop]: === Iteration 76 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:38:16,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1315095670, now seen corresponding path program 1 times [2018-02-04 02:38:16,671 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:38:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:38:16,689 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:38:17,784 WARN L146 SmtUtils]: Spent 142ms on a formula simplification. DAG size of input: 74 DAG size of output 67 [2018-02-04 02:38:18,623 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:18,623 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:38:18,623 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-02-04 02:38:18,623 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:38:18,623 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:18,624 INFO L182 omatonBuilderFactory]: Interpolants [34119#true, 34120#false, 34121#(= (select |#valid| |main_~#list~0.base|) 1), 34122#(= |#valid| |old(#valid)|), 34123#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= |#valid| |old(#valid)|)), 34124#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#t~malloc14.offset| 0) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 34125#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.offset 0)), 34126#(and (= 8 (select |#length| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 34127#(and (= 0 create_data_~data~0.offset) (= 8 (select |#length| create_data_~data~0.base))), 34128#(and (= 0 create_data_~data~0.offset) (= 8 (select |#length| create_data_~data~0.base)) (= (select |#valid| create_data_~data~0.base) 1)), 34129#(and (= (select |#valid| |create_data_#res.base|) 1) (= 0 |create_data_#res.offset|) (= 8 (select |#length| |create_data_#res.base|))), 34130#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 8 (select |#length| |append_#t~ret17.base|)) (= 0 (select |old(#valid)| append_~node~0.base)) (= (select |#valid| |append_#t~ret17.base|) 1) (= 0 |append_#t~ret17.offset|) (= append_~node~0.offset 0)), 34131#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 append_~node~0.offset) (= 0 (select |old(#valid)| append_~node~0.base)) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= (select |#valid| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) 0)))) (or (not (= append_~pointerToList.base append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|))), 34132#(and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) 1)))), 34133#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 1)), 34134#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34135#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34136#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= (store |old(#length)| |append_#t~malloc14.base| (select |#length| |append_#t~malloc14.base|)) |#length|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| (store |#valid| |append_#t~malloc14.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 34137#(and (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (and (= (store |#valid| append_~node~0.base 0) |old(#valid)|) (= append_~node~0.base (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 34138#(and (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (and (= (store |#valid| append_~node~0.base 0) |old(#valid)|) (= append_~node~0.base (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 34139#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (or (= append_~node~0.base append_~pointerToList.base) (and (= (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 (= (store |#valid| append_~node~0.base 0) |old(#valid)|) (= append_~node~0.base (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#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_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))))), 34140#(or (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= |#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 (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (store |old(#memory_$Pointer$.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~pointerToList.base|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|) (= (store |old(#memory_$Pointer$.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 |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (and (= (store |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) 0) |old(#valid)|) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|)), 34141#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 34142#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 34143#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 34144#(and (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (not (= |main_#t~mem21.offset| 0)) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) (or (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))))), 34145#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (and (= 0 |main_#t~mem22.offset|) (or (and (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem22.base|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 34146#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))))) (= 0 main_~next~0.offset)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 34147#(or (not (= |main_#t~mem25.offset| 0)) (and (not (= |main_#t~mem25.base| 0)) (or (and (or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))))) (= 0 main_~next~0.offset)) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))))), 34148#(or (and (= 0 main_~next~0.offset) (or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)))))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 34149#(and (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 34150#(and (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 34151#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))), 34152#(or (= 0 (select |#valid| |main_#t~mem21.base|)) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 34153#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 34154#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)))), 34155#(and (= 8 (select |#length| |main_#t~mem24.base|)) (= 0 |main_#t~mem24.offset|)), 34156#(and (= 0 |freeData_#in~data.offset|) (= 8 (select |#length| |freeData_#in~data.base|))), 34157#(and (= (select |#length| freeData_~data.base) 8) (= 0 freeData_~data.offset))] [2018-02-04 02:38:18,624 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:18,624 INFO L409 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-02-04 02:38:18,624 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-02-04 02:38:18,624 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1388, Unknown=0, NotChecked=0, Total=1482 [2018-02-04 02:38:18,624 INFO L87 Difference]: Start difference. First operand 369 states and 423 transitions. Second operand 39 states. [2018-02-04 02:38:19,348 WARN L146 SmtUtils]: Spent 169ms on a formula simplification. DAG size of input: 83 DAG size of output 82 [2018-02-04 02:38:21,189 WARN L146 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 83 DAG size of output 73 [2018-02-04 02:38:22,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:38:22,154 INFO L93 Difference]: Finished difference Result 415 states and 473 transitions. [2018-02-04 02:38:22,154 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2018-02-04 02:38:22,154 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 85 [2018-02-04 02:38:22,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:38:22,155 INFO L225 Difference]: With dead ends: 415 [2018-02-04 02:38:22,155 INFO L226 Difference]: Without dead ends: 415 [2018-02-04 02:38:22,156 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 5 SyntacticMatches, 3 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1121 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=327, Invalid=4785, Unknown=0, NotChecked=0, Total=5112 [2018-02-04 02:38:22,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states. [2018-02-04 02:38:22,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 386. [2018-02-04 02:38:22,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2018-02-04 02:38:22,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 445 transitions. [2018-02-04 02:38:22,159 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 445 transitions. Word has length 85 [2018-02-04 02:38:22,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:38:22,160 INFO L432 AbstractCegarLoop]: Abstraction has 386 states and 445 transitions. [2018-02-04 02:38:22,160 INFO L433 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-02-04 02:38:22,160 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 445 transitions. [2018-02-04 02:38:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-02-04 02:38:22,161 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:38:22,161 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2018-02-04 02:38:22,161 INFO L371 AbstractCegarLoop]: === Iteration 77 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:38:22,161 INFO L82 PathProgramCache]: Analyzing trace with hash -676505556, now seen corresponding path program 1 times [2018-02-04 02:38:22,162 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:38:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:38:22,181 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:38:23,056 WARN L146 SmtUtils]: Spent 106ms on a formula simplification. DAG size of input: 59 DAG size of output 52 [2018-02-04 02:38:24,080 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:24,081 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:38:24,081 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-02-04 02:38:24,081 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:38:24,081 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:24,081 INFO L182 omatonBuilderFactory]: Interpolants [35025#true, 35026#false, 35027#(= (select |#valid| |main_~#list~0.base|) 1), 35028#(= |#valid| |old(#valid)|), 35029#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= |#valid| |old(#valid)|)), 35030#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#t~malloc14.offset| 0) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 35031#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 (select |old(#valid)| append_~node~0.base)) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= append_~node~0.offset 0)), 35032#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 (select |old(#valid)| append_~node~0.base)) (= (select |#valid| |append_#in~pointerToList.base|) 1) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= append_~node~0.offset 0)), 35033#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 (select |old(#valid)| append_~node~0.base)) (= (select |#valid| |append_#in~pointerToList.base|) 1) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= append_~node~0.offset 0) (= (select |#valid| append_~node~0.base) 1)), 35034#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 35035#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base))), 35036#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| create_data_~data~0.base) (+ create_data_~data~0.offset 4)))), 35037#(and (= 0 (select |old(#valid)| |create_data_#res.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |create_data_#res.base|) 4)) (= 0 |create_data_#res.offset|)), 35038#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| 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 |append_#t~ret17.offset|)) |append_#t~ret17.base|) 4)) (= 0 |append_#t~ret17.offset|) (= append_~node~0.offset 0) (not (= append_~pointerToList.base |append_#t~ret17.base|))), 35039#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.offset 0) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 4)) (not (= |append_#in~pointerToList.base| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) 0))))), 35040#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) 4)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))))), 35041#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))), 35042#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 35043#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 35044#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 35045#(and (= 0 append_~node~0.offset) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 35046#(and (= 0 append_~node~0.offset) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 35047#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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))) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))) (= append_~node~0.base append_~pointerToList.base)) (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 35048#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= |#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 (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (store |old(#memory_$Pointer$.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~pointerToList.base|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|) (= (store |old(#memory_$Pointer$.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 |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 35049#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 35050#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 35051#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 35052#(and (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (not (= |main_#t~mem21.offset| 0)) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))))), 35053#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem22.base|) (and (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 |main_#t~mem22.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 35054#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 main_~next~0.offset) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 35055#(or (and (not (= |main_#t~mem25.base| 0)) (or (and (= 0 main_~next~0.offset) (or (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (not (= |main_#t~mem25.offset| 0))), 35056#(or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 main_~next~0.offset) (or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 35057#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 35058#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))))), 35059#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)))), 35060#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select |#valid| |main_#t~mem21.base|)) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 35061#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)))), 35062#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)) 4)))), 35063#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem24.base|) 4)) (= 0 |main_#t~mem24.offset|)) (= 0 (select |#valid| |main_#t~mem24.base|))), 35064#(or (and (= 0 |freeData_#in~data.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |freeData_#in~data.base|) 4))) (= 0 (select |#valid| |freeData_#in~data.base|))), 35065#(or (= 0 (select |#valid| freeData_~data.base)) (and (= 0 freeData_~data.offset) (= 0 (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4))))), 35066#(and (= 0 freeData_~data.offset) (= 0 (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4)))), 35067#(= |freeData_#t~mem13.offset| 0)] [2018-02-04 02:38:24,081 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:24,082 INFO L409 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-02-04 02:38:24,082 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-02-04 02:38:24,082 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=1703, Unknown=0, NotChecked=0, Total=1806 [2018-02-04 02:38:24,082 INFO L87 Difference]: Start difference. First operand 386 states and 445 transitions. Second operand 43 states. [2018-02-04 02:38:26,744 WARN L146 SmtUtils]: Spent 134ms on a formula simplification. DAG size of input: 89 DAG size of output 78 [2018-02-04 02:38:28,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:38:28,127 INFO L93 Difference]: Finished difference Result 459 states and 526 transitions. [2018-02-04 02:38:28,127 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-02-04 02:38:28,127 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 88 [2018-02-04 02:38:28,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:38:28,128 INFO L225 Difference]: With dead ends: 459 [2018-02-04 02:38:28,128 INFO L226 Difference]: Without dead ends: 459 [2018-02-04 02:38:28,129 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 8 SyntacticMatches, 3 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2040 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=507, Invalid=8049, Unknown=0, NotChecked=0, Total=8556 [2018-02-04 02:38:28,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 459 states. [2018-02-04 02:38:28,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 459 to 426. [2018-02-04 02:38:28,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 426 states. [2018-02-04 02:38:28,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 496 transitions. [2018-02-04 02:38:28,132 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 496 transitions. Word has length 88 [2018-02-04 02:38:28,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:38:28,132 INFO L432 AbstractCegarLoop]: Abstraction has 426 states and 496 transitions. [2018-02-04 02:38:28,132 INFO L433 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-02-04 02:38:28,132 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 496 transitions. [2018-02-04 02:38:28,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-02-04 02:38:28,133 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:38:28,133 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:38:28,133 INFO L371 AbstractCegarLoop]: === Iteration 78 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:38:28,133 INFO L82 PathProgramCache]: Analyzing trace with hash 1408989404, now seen corresponding path program 1 times [2018-02-04 02:38:28,133 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:38:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:38:28,156 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:38:29,629 WARN L146 SmtUtils]: Spent 140ms on a formula simplification. DAG size of input: 77 DAG size of output 70 [2018-02-04 02:38:31,208 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:31,208 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:38:31,208 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2018-02-04 02:38:31,208 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:38:31,208 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:31,208 INFO L182 omatonBuilderFactory]: Interpolants [36096#(or (and (= 0 main_~next~0.offset) (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (not (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 36097#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))) (not (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 36098#(or (not (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))))), 36099#(or (not (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))), 36100#(or (not (= 1 (select |#valid| |main_#t~mem21.base|))) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 36101#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 36102#(= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))), 36103#(= 1 (select |#valid| |main_#t~mem24.base|)), 36104#(= 1 (select |#valid| |freeData_#in~data.base|)), 36105#(= 1 (select |#valid| freeData_~data.base)), 36056#true, 36057#false, 36058#(= (select |#valid| |main_~#list~0.base|) 1), 36059#(= |#valid| |old(#valid)|), 36060#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 36061#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 36062#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= append_~node~0.offset 0))) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base)))), 36063#(= (select |#valid| |create_data_#t~malloc1.base|) 1), 36064#(= (select |#valid| create_data_~data~0.base) 1), 36065#(= 1 (select |#valid| |create_data_#res.base|)), 36066#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= append_~node~0.offset 0) (= 1 (select |#valid| |append_#t~ret17.base|))) (= append_~pointerToList.base append_~node~0.base))), 36067#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= append_~node~0.offset 0) (= (select |#valid| append_~node~0.base) 1) (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)))))), 36068#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 1) (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0))))), 36069#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 1) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))), 36070#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 36071#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 36072#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= 0 (select |old(#valid)| |append_#t~malloc14.base|)) (= |#valid| (store |old(#valid)| |append_#t~malloc14.base| (select |#valid| |append_#t~malloc14.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 36073#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.offset 0) (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|)))))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 36074#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= append_~node~0.offset 0) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= append_~node~0.base append_~pointerToList.base))), 36075#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= 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))) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= append_~node~0.base append_~pointerToList.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (= (select |#valid| append_~node~0.base) 1)), 36076#(and (= |#valid| (store |old(#valid)| |create_data_#t~malloc1.base| (select |#valid| |create_data_#t~malloc1.base|))) (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 36077#(and (= 0 (select |old(#valid)| create_data_~data~0.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|))))), 36078#(and (= (store |old(#memory_$Pointer$.offset)| create_data_~data~0.base (select |#memory_$Pointer$.offset| create_data_~data~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| create_data_~data~0.base (select |#memory_$Pointer$.base| create_data_~data~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|))))), 36079#(and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#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 |old(#valid)| |create_data_#res.base|)) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= |#memory_$Pointer$.offset| |old(#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|) (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|))))), 36080#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (or (= 0 (select |old(#valid)| (@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)))) (= (select (store (select |#memory_$Pointer$.offset| append_~node~0.base) append_~node~0.offset |append_#t~ret17.offset|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= 0 (select |old(#valid)| |append_#t~ret17.base|)) (= append_~node~0.offset 0) (= |#valid| (store (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (select |#valid| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|) (+ append_~node~0.offset 4))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#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|))))))), 36081#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 (select |old(#valid)| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0))) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= 0 (select |old(#valid)| append_~node~0.base)) (or (= 0 (select |old(#valid)| (@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)))) (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.base)| append_~pointerToList.base) append_~pointerToList.offset)) (= (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= |#valid| (store (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (select |#valid| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#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|))))) (= append_~node~0.base append_~pointerToList.base))), 36082#(or (and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= 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|)))) (= (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= |#valid| (store (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|) (select |#valid| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|)))) (or (= |#valid| |old(#valid)|) (= 0 (select |old(#valid)| (@diff |old(#valid)| |#valid|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))) |#valid|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (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~pointerToList.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|)), 36083#(or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 36084#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 36085#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 36086#(and (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (not (= |main_#t~mem21.offset| 0)) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) 0))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) (not (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))))), 36087#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem22.base|) (and (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 0 |main_#t~mem22.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 36088#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (and (not (= (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 main_~next~0.offset) (not (= (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 36089#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (not (= (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0) (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) 0))) (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 main_~next~0.offset) (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 36090#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (not (= (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 main_~next~0.offset) (not (= (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0) |main_#t~mem24.base|)) (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)))))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 36091#(and (= |#valid| |old(#valid)|) (= |freeData_#in~data.base| freeData_~data.base)), 36092#(and (or (not (= freeData_~data.base 0)) (not (= 0 freeData_~data.offset))) (= |#valid| |old(#valid)|) (= |freeData_#in~data.base| freeData_~data.base)), 36093#(and (or (= |#valid| |old(#valid)|) (= |freeData_#in~data.base| (@diff |old(#valid)| |#valid|))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 36094#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (not (= (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 main_~next~0.offset) (= 1 (select |#valid| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 36095#(or (and (not (= |main_#t~mem25.base| 0)) (or (and (= 1 (select (store |#valid| |main_#t~mem25.base| 0) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))) (= 0 main_~next~0.offset)) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (not (= |main_#t~mem25.offset| 0)))] [2018-02-04 02:38:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:31,209 INFO L409 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-02-04 02:38:31,209 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-02-04 02:38:31,209 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=2322, Unknown=0, NotChecked=0, Total=2450 [2018-02-04 02:38:31,209 INFO L87 Difference]: Start difference. First operand 426 states and 496 transitions. Second operand 50 states. [2018-02-04 02:38:32,726 WARN L146 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 84 DAG size of output 80 [2018-02-04 02:38:33,275 WARN L146 SmtUtils]: Spent 246ms on a formula simplification. DAG size of input: 111 DAG size of output 95 [2018-02-04 02:38:33,651 WARN L146 SmtUtils]: Spent 177ms on a formula simplification. DAG size of input: 92 DAG size of output 88 [2018-02-04 02:38:34,098 WARN L146 SmtUtils]: Spent 259ms on a formula simplification. DAG size of input: 112 DAG size of output 111 [2018-02-04 02:38:36,849 WARN L146 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 99 DAG size of output 95 [2018-02-04 02:38:37,404 WARN L146 SmtUtils]: Spent 352ms on a formula simplification. DAG size of input: 126 DAG size of output 110 [2018-02-04 02:38:37,748 WARN L146 SmtUtils]: Spent 186ms on a formula simplification. DAG size of input: 107 DAG size of output 103 [2018-02-04 02:38:38,711 WARN L146 SmtUtils]: Spent 127ms on a formula simplification. DAG size of input: 82 DAG size of output 57 [2018-02-04 02:38:40,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:38:40,919 INFO L93 Difference]: Finished difference Result 530 states and 622 transitions. [2018-02-04 02:38:40,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2018-02-04 02:38:40,983 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 95 [2018-02-04 02:38:40,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:38:40,984 INFO L225 Difference]: With dead ends: 530 [2018-02-04 02:38:40,984 INFO L226 Difference]: Without dead ends: 530 [2018-02-04 02:38:40,985 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3110 ImplicationChecksByTransitivity, 9.1s TimeCoverageRelationStatistics Valid=749, Invalid=12361, Unknown=0, NotChecked=0, Total=13110 [2018-02-04 02:38:40,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2018-02-04 02:38:40,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 464. [2018-02-04 02:38:40,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2018-02-04 02:38:40,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 545 transitions. [2018-02-04 02:38:40,988 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 545 transitions. Word has length 95 [2018-02-04 02:38:40,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:38:40,988 INFO L432 AbstractCegarLoop]: Abstraction has 464 states and 545 transitions. [2018-02-04 02:38:40,988 INFO L433 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-02-04 02:38:40,989 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 545 transitions. [2018-02-04 02:38:40,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-02-04 02:38:40,989 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:38:40,989 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2018-02-04 02:38:40,989 INFO L371 AbstractCegarLoop]: === Iteration 79 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:38:40,989 INFO L82 PathProgramCache]: Analyzing trace with hash -676505555, now seen corresponding path program 1 times [2018-02-04 02:38:40,990 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:38:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:38:41,005 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:38:41,911 WARN L146 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 59 DAG size of output 52 [2018-02-04 02:38:42,855 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:42,855 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:38:42,855 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2018-02-04 02:38:42,855 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:38:42,855 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:42,855 INFO L182 omatonBuilderFactory]: Interpolants [37248#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 37249#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 37250#(and (= 0 append_~node~0.offset) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 37251#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (or (= append_~node~0.base append_~pointerToList.base) (and (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 37252#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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))) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))) (= append_~node~0.base append_~pointerToList.base)) (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 37253#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= |#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 (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (store |old(#memory_$Pointer$.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~pointerToList.base|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|) (= (store |old(#memory_$Pointer$.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 |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 37254#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 37255#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 37256#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 37257#(and (or (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))) (not (= |main_#t~mem21.offset| 0))) (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0))), 37258#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem22.base|) (and (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 37259#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 main_~next~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 37260#(or (and (not (= |main_#t~mem25.base| 0)) (or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 main_~next~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (or (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (not (= |main_#t~mem25.offset| 0))), 37261#(or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (or (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (= 0 main_~next~0.offset) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 37262#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))), 37263#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 37264#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4))))), 37265#(or (= 0 (select |#valid| |main_#t~mem21.base|)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))))), 37266#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)))), 37267#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (or (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)) 4)) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))))), 37268#(and (= 0 |main_#t~mem24.offset|) (or (= 0 (select |#valid| |main_#t~mem24.base|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem24.base|) 4)))), 37269#(and (or (= 0 (select (select |#memory_$Pointer$.base| |freeData_#in~data.base|) 4)) (= 0 (select |#valid| |freeData_#in~data.base|))) (= 0 |freeData_#in~data.offset|)), 37270#(and (= 0 freeData_~data.offset) (or (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= 0 (select |#valid| freeData_~data.base)))), 37271#(and (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= 0 freeData_~data.offset)), 37272#(= |freeData_#t~mem13.base| 0), 37230#true, 37231#false, 37232#(= (select |#valid| |main_~#list~0.base|) 1), 37233#(= |#valid| |old(#valid)|), 37234#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= |#valid| |old(#valid)|)), 37235#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#t~malloc14.offset| 0) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 37236#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= append_~node~0.offset 0))) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base)))), 37237#(and (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= (select |#valid| |append_#in~pointerToList.base|) 1) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= append_~node~0.offset 0))) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base)))), 37238#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= (select |#valid| |append_#in~pointerToList.base|) 1) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= append_~node~0.offset 0) (= (select |#valid| append_~node~0.base) 1)))), 37239#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 37240#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base))), 37241#(and (= 0 create_data_~data~0.offset) (= 0 (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= 0 (select |old(#valid)| create_data_~data~0.base))), 37242#(and (= 0 (select (select |#memory_$Pointer$.base| |create_data_#res.base|) 4)) (= 0 (select |old(#valid)| |create_data_#res.base|)) (= 0 |create_data_#res.offset|)), 37243#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|)) |append_#t~ret17.base|) 4)) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= 0 |append_#t~ret17.offset|) (= append_~node~0.offset 0) (not (= append_~pointerToList.base |append_#t~ret17.base|))))), 37244#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= |append_#in~pointerToList.base| append_~pointerToList.base) (= append_~node~0.offset 0) (not (= |append_#in~pointerToList.base| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 4))))), 37245#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) 4)))), 37246#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))), 37247#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))] [2018-02-04 02:38:42,856 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:42,856 INFO L409 AbstractCegarLoop]: Interpolant automaton has 43 states [2018-02-04 02:38:42,856 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2018-02-04 02:38:42,856 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=1702, Unknown=0, NotChecked=0, Total=1806 [2018-02-04 02:38:42,856 INFO L87 Difference]: Start difference. First operand 464 states and 545 transitions. Second operand 43 states. [2018-02-04 02:38:43,622 WARN L146 SmtUtils]: Spent 162ms on a formula simplification. DAG size of input: 80 DAG size of output 80 [2018-02-04 02:38:45,803 WARN L146 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 83 DAG size of output 80 [2018-02-04 02:38:45,967 WARN L146 SmtUtils]: Spent 104ms on a formula simplification. DAG size of input: 88 DAG size of output 77 [2018-02-04 02:38:47,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:38:47,292 INFO L93 Difference]: Finished difference Result 504 states and 581 transitions. [2018-02-04 02:38:47,292 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2018-02-04 02:38:47,292 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 88 [2018-02-04 02:38:47,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:38:47,294 INFO L225 Difference]: With dead ends: 504 [2018-02-04 02:38:47,294 INFO L226 Difference]: Without dead ends: 504 [2018-02-04 02:38:47,294 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 8 SyntacticMatches, 3 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2287 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=548, Invalid=8572, Unknown=0, NotChecked=0, Total=9120 [2018-02-04 02:38:47,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2018-02-04 02:38:47,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 464. [2018-02-04 02:38:47,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2018-02-04 02:38:47,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 543 transitions. [2018-02-04 02:38:47,298 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 543 transitions. Word has length 88 [2018-02-04 02:38:47,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:38:47,298 INFO L432 AbstractCegarLoop]: Abstraction has 464 states and 543 transitions. [2018-02-04 02:38:47,298 INFO L433 AbstractCegarLoop]: Interpolant automaton has 43 states. [2018-02-04 02:38:47,298 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 543 transitions. [2018-02-04 02:38:47,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-02-04 02:38:47,299 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:38:47,299 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:38:47,299 INFO L371 AbstractCegarLoop]: === Iteration 80 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:38:47,299 INFO L82 PathProgramCache]: Analyzing trace with hash 1408989405, now seen corresponding path program 1 times [2018-02-04 02:38:47,299 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:38:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:38:47,319 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:38:48,555 WARN L146 SmtUtils]: Spent 164ms on a formula simplification. DAG size of input: 83 DAG size of output 76 [2018-02-04 02:38:48,952 WARN L146 SmtUtils]: Spent 302ms on a formula simplification. DAG size of input: 88 DAG size of output 81 [2018-02-04 02:38:49,612 WARN L146 SmtUtils]: Spent 383ms on a formula simplification. DAG size of input: 105 DAG size of output 98 [2018-02-04 02:38:51,542 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:51,542 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:38:51,542 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2018-02-04 02:38:51,542 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:38:51,542 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:51,543 INFO L182 omatonBuilderFactory]: Interpolants [38350#true, 38351#false, 38352#(= (select |#valid| |main_~#list~0.base|) 1), 38353#(= |#valid| |old(#valid)|), 38354#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 38355#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 38356#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= 0 (select |old(#valid)| append_~node~0.base))), 38357#(and (= 8 (select |#length| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 38358#(and (= 0 create_data_~data~0.offset) (= 8 (select |#length| create_data_~data~0.base))), 38359#(and (= 0 |create_data_#res.offset|) (= 8 (select |#length| |create_data_#res.base|))), 38360#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 append_~node~0.offset) (= 0 (select |old(#valid)| append_~node~0.base)) (or (not (= append_~pointerToList.base append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|)) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 8 (select |#length| |append_#t~ret17.base|)) (= 0 |append_#t~ret17.offset|)))), 38361#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 append_~node~0.offset) (= 0 (select |old(#valid)| append_~node~0.base)) (= (select |#valid| append_~node~0.base) 1) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) 0)))) (or (not (= append_~pointerToList.base append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|))), 38362#(and (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 1) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0))))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 38363#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 1)), 38364#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38365#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38366#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= (store |old(#length)| |append_#t~malloc14.base| (select |#length| |append_#t~malloc14.base|)) |#length|) (= (select |#length| |append_#t~malloc14.base|) 8) (= |#valid| (store |old(#valid)| |append_#t~malloc14.base| (select |#valid| |append_#t~malloc14.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38367#(and (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#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)|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (and (= (select |#length| append_~node~0.base) 8) (= append_~node~0.base (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))) (= append_~node~0.base append_~pointerToList.base))), 38368#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.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)|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (and (= (select |#length| append_~node~0.base) 8) (= append_~node~0.base (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 38369#(and (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (or (and (= (select |#length| append_~node~0.base) 8) (= append_~node~0.base (@diff |old(#length)| |#length|))) (= |old(#length)| |#length|)) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 38370#(and (= (select |#length| |create_data_#t~malloc1.base|) 8) (= |#length| (store |old(#length)| |create_data_#t~malloc1.base| (select |#length| |create_data_#t~malloc1.base|))) (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38371#(and (or (= create_data_~data~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 38372#(and (or (= create_data_~data~0.base (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= (store |old(#memory_$Pointer$.offset)| create_data_~data~0.base (select |#memory_$Pointer$.offset| create_data_~data~0.base)) |#memory_$Pointer$.offset|) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| create_data_~data~0.base (select |#memory_$Pointer$.base| create_data_~data~0.base))) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8))), 38373#(and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|)))) (or (= |create_data_#res.base| (@diff |old(#length)| |#length|)) (= |old(#length)| |#length|)) (= |#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|))) (= |#memory_$Pointer$.offset| |old(#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|) (or (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (or (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))), 38374#(and (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~ret17.base| append_~node~0.base)) (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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)| (@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)))) (= (select (store (select |#memory_$Pointer$.offset| append_~node~0.base) append_~node~0.offset |append_#t~ret17.offset|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (or (= (select |#length| (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|)) 8) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|) (+ append_~node~0.offset 4))) (= |#length| (store (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|) (select |#length| (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|)))) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (= |#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|))))))), 38375#(and (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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)| (@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)))) (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.base)| append_~pointerToList.base) append_~pointerToList.offset)) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@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_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= (select |#length| (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|)) 8) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (= |#length| (store (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|) (select |#length| (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|)))) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (= |#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_~node~0.base append_~pointerToList.base) (and (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0) append_~node~0.base) (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)))), 38376#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (and (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff (store |old(#memory_$Pointer$.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|))) (= (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|) (= (store |old(#memory_$Pointer$.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|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= (select |#length| (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|)) 8) (= |#length| (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))))) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|)) (or (= |old(#length)| |#length|) (= (select |#length| (@diff |old(#length)| |#length|)) 8)) (= (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 (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= |#length| (store (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|) (select |#length| (@diff (store |old(#length)| (@diff |old(#length)| |#length|) (select |#length| (@diff |old(#length)| |#length|))) |#length|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (store |old(#memory_$Pointer$.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~pointerToList.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (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|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (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~pointerToList.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|)))))), 38377#(or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 38378#(and (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))), 38379#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 38380#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (not (= |main_#t~mem21.offset| 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) (or (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))) (and (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 38381#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 |main_#t~mem22.offset|) (or (and (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem22.base|))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 38382#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))))) (= 0 main_~next~0.offset)))), 38383#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))))) (= 0 main_~next~0.offset)))), 38384#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= |main_#t~mem24.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))))) (= 0 main_~next~0.offset)))), 38385#(= freeData_~data.base |freeData_#in~data.base|), 38386#(and (or (not (= freeData_~data.base 0)) (not (= 0 freeData_~data.offset))) (= freeData_~data.base |freeData_#in~data.base|)), 38387#(= 0 (select |#valid| |freeData_#in~data.base|)), 38388#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))))) (= 0 main_~next~0.offset)))), 38389#(and (or (not (= 0 |main_#t~mem25.offset|)) (not (= |main_#t~mem25.base| 0))) (or (= 0 (select |#valid| |main_#t~mem25.base|)) (and (or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))))) (= 0 main_~next~0.offset)) (not (= |main_#t~mem25.offset| 0)) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 38390#(or (and (or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (not (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)) (= 8 (select |#length| (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0))))) (= 0 main_~next~0.offset)) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 38391#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (not (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))))), 38392#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (not (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))))), 38393#(or (not (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))), 38394#(or (not (= 1 (select |#valid| |main_#t~mem21.base|))) (and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 38395#(and (= 8 (select |#length| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 38396#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 8 (select |#length| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)))), 38397#(and (= 8 (select |#length| |main_#t~mem24.base|)) (= 0 |main_#t~mem24.offset|)), 38398#(and (= 0 |freeData_#in~data.offset|) (= 8 (select |#length| |freeData_#in~data.base|))), 38399#(and (= (select |#length| freeData_~data.base) 8) (= 0 freeData_~data.offset))] [2018-02-04 02:38:51,543 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:38:51,543 INFO L409 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-02-04 02:38:51,544 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-02-04 02:38:51,544 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=2330, Unknown=0, NotChecked=0, Total=2450 [2018-02-04 02:38:51,544 INFO L87 Difference]: Start difference. First operand 464 states and 543 transitions. Second operand 50 states. [2018-02-04 02:38:53,218 WARN L143 SmtUtils]: Spent 236ms on a formula simplification that was a NOOP. DAG size: 113 [2018-02-04 02:38:54,048 WARN L146 SmtUtils]: Spent 189ms on a formula simplification. DAG size of input: 91 DAG size of output 87 [2018-02-04 02:38:54,702 WARN L146 SmtUtils]: Spent 341ms on a formula simplification. DAG size of input: 121 DAG size of output 117 [2018-02-04 02:38:55,057 WARN L146 SmtUtils]: Spent 194ms on a formula simplification. DAG size of input: 102 DAG size of output 98 [2018-02-04 02:38:56,062 WARN L146 SmtUtils]: Spent 653ms on a formula simplification. DAG size of input: 151 DAG size of output 151 [2018-02-04 02:39:01,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:39:01,361 INFO L93 Difference]: Finished difference Result 535 states and 623 transitions. [2018-02-04 02:39:01,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2018-02-04 02:39:01,362 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 95 [2018-02-04 02:39:01,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:39:01,363 INFO L225 Difference]: With dead ends: 535 [2018-02-04 02:39:01,363 INFO L226 Difference]: Without dead ends: 535 [2018-02-04 02:39:01,363 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1914 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=500, Invalid=8812, Unknown=0, NotChecked=0, Total=9312 [2018-02-04 02:39:01,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2018-02-04 02:39:01,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 502. [2018-02-04 02:39:01,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2018-02-04 02:39:01,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 588 transitions. [2018-02-04 02:39:01,367 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 588 transitions. Word has length 95 [2018-02-04 02:39:01,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:39:01,367 INFO L432 AbstractCegarLoop]: Abstraction has 502 states and 588 transitions. [2018-02-04 02:39:01,367 INFO L433 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-02-04 02:39:01,367 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 588 transitions. [2018-02-04 02:39:01,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2018-02-04 02:39:01,367 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:39:01,368 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:39:01,368 INFO L371 AbstractCegarLoop]: === Iteration 81 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:39:01,368 INFO L82 PathProgramCache]: Analyzing trace with hash -414611544, now seen corresponding path program 2 times [2018-02-04 02:39:01,368 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:39:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:39:01,376 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:39:02,460 WARN L146 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 73 DAG size of output 65 [2018-02-04 02:39:03,502 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-02-04 02:39:03,503 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:39:03,503 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2018-02-04 02:39:03,503 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:39:03,503 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:39:03,503 INFO L182 omatonBuilderFactory]: Interpolants [39552#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))) (= 1 (select |#valid| 0))) (or (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 4))) (= 0 (select (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.offset| 0)), 39553#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (or (and (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 4))) (= 1 (select |#valid| 0))) (or (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 4)) (not (= |main_~#list~0.base| |main_#t~mem22.base|))) (= 0 (select (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |main_#t~mem22.base|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 39554#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (or (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 4)) (= 1 (select |#valid| 0))) (or (= 0 (select (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) main_~next~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 39555#(= |#valid| |old(#valid)|), 39556#(and (or (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (or (= 0 (select (store |#valid| |main_#t~mem25.base| 0) main_~next~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 4))) (or (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 4)) (= 1 (select |#valid| 0))))) (not (= 0 |main_#t~mem25.base|))), 39557#(or (and (or (= 0 (select |#valid| main_~next~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 4))) (or (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 4)) (= 1 (select |#valid| 0)))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 39558#(or (= 0 (select |#valid| |main_~#list~0.base|)) (and (or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 1 (select |#valid| 0))) (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))))), 39559#(or (= 0 (select |#valid| |main_~#list~0.base|)) (and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 1 (select |#valid| 0))) (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))))), 39560#(or (= 0 (select |#valid| |main_~#list~0.base|)) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 1 (select |#valid| 0))) (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))))), 39561#(and (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (= 0 (select |#valid| |main_~#list~0.base|)) (not (= |main_#t~mem21.offset| 0)) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= 1 (select |#valid| 0)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (or (= 0 (select |#valid| |main_#t~mem21.base|)) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))))), 39562#(or (= 0 (select |#valid| |main_~#list~0.base|)) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= 1 (select |#valid| 0)) (= 0 |main_#t~mem22.offset|)) (= 0 |main_#t~mem22.base|)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 39563#(or (= 0 (select |#valid| |main_~#list~0.base|)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= 0 main_~next~0.offset) (= 1 (select |#valid| 0))) (= 0 main_~next~0.base))), 39564#(or (and (not (= |main_#t~mem25.base| 0)) (or (= 0 main_~next~0.offset) (= 1 (select |#valid| 0))) (= 0 main_~next~0.base)) (not (= |main_#t~mem25.offset| 0))), 39565#(and (or (= 0 main_~next~0.offset) (= 1 (select |#valid| 0))) (= 0 main_~next~0.base)), 39566#(and (or (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 1 (select |#valid| 0))) (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 39567#(and (= |main_#t~mem27.base| 0) (or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem27.base|) (= 1 (select |#valid| 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))), 39568#(and (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 1 (select |#valid| 0))), 39569#(= 1 (select |#valid| |main_#t~mem21.base|)), 39531#true, 39532#false, 39533#(= (select |#valid| 0) 0), 39534#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select |#valid| 0) 0) (= (select |#valid| |main_~#list~0.base|) 1)), 39535#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39536#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39537#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|)) (= (select |old(#valid)| 0) (select |#valid| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39538#(and (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 (select |old(#valid)| append_~node~0.base)) (= (select |old(#valid)| 0) (select |#valid| 0)) (= append_~node~0.offset 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 39539#(and (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 (select |old(#valid)| append_~node~0.base)) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= (select |old(#valid)| 0) (select |#valid| 0)) (= append_~node~0.offset 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 39540#(and (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 (select |old(#valid)| append_~node~0.base)) (= (select |old(#valid)| 0) (select |#valid| 0)) (= append_~node~0.offset 0) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))))), 39541#(and (= (select |old(#valid)| 0) (select |#valid| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39542#(and (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 (select |old(#valid)| append_~node~0.base)) (= (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4))) (= (select |old(#valid)| 0) (select |#valid| 0)) (= append_~node~0.offset 0) (= 1 (select |#valid| append_~node~0.base))))), 39543#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4)) (= (select |old(#valid)| 0) (select |#valid| 0)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 39544#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= (select |#valid| 0) 0) (= 1 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 39545#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|)) (= 0 |append_#t~malloc14.offset|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|)) (= |#valid| (store |old(#valid)| |append_#t~malloc14.base| (select |#valid| |append_#t~malloc14.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39546#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (not (= 0 append_~node~0.base)) (= |#valid| (store |old(#valid)| append_~node~0.base (select |#valid| append_~node~0.base))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select |old(#valid)| append_~node~0.base) 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39547#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (not (= 0 append_~node~0.base)) (= |#valid| (store |old(#valid)| append_~node~0.base (select |#valid| append_~node~0.base))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select |old(#valid)| append_~node~0.base) 0) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 39548#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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|) (not (= 0 append_~node~0.base)) (= |#valid| (store |old(#valid)| append_~node~0.base (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 |old(#valid)| append_~node~0.base) 0) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))), 39549#(and (= 0 append_~node~0.offset) (not (= 0 append_~node~0.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (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_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4))) (= |#valid| (store |old(#valid)| append_~node~0.base (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 |old(#valid)| append_~node~0.base) 0)))), 39550#(and (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= 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|)))) (= (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (= |#valid| (store |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) (= |#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 (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~pointerToList.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|))) (= (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|) (= (store |old(#memory_$Pointer$.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 (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 39551#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (or (= 0 (select (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4))))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= 1 (select |#valid| 0)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))] [2018-02-04 02:39:03,503 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-02-04 02:39:03,503 INFO L409 AbstractCegarLoop]: Interpolant automaton has 39 states [2018-02-04 02:39:03,504 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2018-02-04 02:39:03,504 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=1383, Unknown=0, NotChecked=0, Total=1482 [2018-02-04 02:39:03,504 INFO L87 Difference]: Start difference. First operand 502 states and 588 transitions. Second operand 39 states. [2018-02-04 02:39:04,567 WARN L146 SmtUtils]: Spent 449ms on a formula simplification. DAG size of input: 111 DAG size of output 103 [2018-02-04 02:39:07,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:39:07,264 INFO L93 Difference]: Finished difference Result 532 states and 620 transitions. [2018-02-04 02:39:07,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-02-04 02:39:07,264 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 89 [2018-02-04 02:39:07,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:39:07,266 INFO L225 Difference]: With dead ends: 532 [2018-02-04 02:39:07,266 INFO L226 Difference]: Without dead ends: 532 [2018-02-04 02:39:07,266 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 6 SyntacticMatches, 5 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1038 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=345, Invalid=4485, Unknown=0, NotChecked=0, Total=4830 [2018-02-04 02:39:07,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2018-02-04 02:39:07,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 524. [2018-02-04 02:39:07,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 524 states. [2018-02-04 02:39:07,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 524 states and 611 transitions. [2018-02-04 02:39:07,271 INFO L78 Accepts]: Start accepts. Automaton has 524 states and 611 transitions. Word has length 89 [2018-02-04 02:39:07,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:39:07,272 INFO L432 AbstractCegarLoop]: Abstraction has 524 states and 611 transitions. [2018-02-04 02:39:07,272 INFO L433 AbstractCegarLoop]: Interpolant automaton has 39 states. [2018-02-04 02:39:07,272 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 611 transitions. [2018-02-04 02:39:07,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2018-02-04 02:39:07,273 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:39:07,273 INFO L351 BasicCegarLoop]: trace histogram [8, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2018-02-04 02:39:07,273 INFO L371 AbstractCegarLoop]: === Iteration 82 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:39:07,273 INFO L82 PathProgramCache]: Analyzing trace with hash 1168200237, now seen corresponding path program 1 times [2018-02-04 02:39:07,274 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:39:07,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:39:07,289 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:39:07,358 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 9 proven. 161 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-02-04 02:39:07,358 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:39:07,358 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2018-02-04 02:39:07,359 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:39:07,359 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-02-04 02:39:07,359 INFO L182 omatonBuilderFactory]: Interpolants [40688#true, 40689#false, 40690#(= create_data_~counter~0 0), 40691#(<= create_data_~counter~0 1), 40692#(<= create_data_~counter~0 2), 40693#(<= create_data_~counter~0 3), 40694#(<= create_data_~counter~0 4), 40695#(<= create_data_~counter~0 5), 40696#(<= create_data_~counter~0 6), 40697#(<= create_data_~counter~0 7)] [2018-02-04 02:39:07,359 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 9 proven. 161 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-02-04 02:39:07,359 INFO L409 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-02-04 02:39:07,360 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-02-04 02:39:07,360 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2018-02-04 02:39:07,360 INFO L87 Difference]: Start difference. First operand 524 states and 611 transitions. Second operand 10 states. [2018-02-04 02:39:07,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:39:07,388 INFO L93 Difference]: Finished difference Result 536 states and 623 transitions. [2018-02-04 02:39:07,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-02-04 02:39:07,389 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 129 [2018-02-04 02:39:07,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:39:07,391 INFO L225 Difference]: With dead ends: 536 [2018-02-04 02:39:07,391 INFO L226 Difference]: Without dead ends: 536 [2018-02-04 02:39:07,391 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2018-02-04 02:39:07,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2018-02-04 02:39:07,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 531. [2018-02-04 02:39:07,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 531 states. [2018-02-04 02:39:07,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 531 states and 618 transitions. [2018-02-04 02:39:07,397 INFO L78 Accepts]: Start accepts. Automaton has 531 states and 618 transitions. Word has length 129 [2018-02-04 02:39:07,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:39:07,398 INFO L432 AbstractCegarLoop]: Abstraction has 531 states and 618 transitions. [2018-02-04 02:39:07,398 INFO L433 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-02-04 02:39:07,398 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 618 transitions. [2018-02-04 02:39:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2018-02-04 02:39:07,399 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:39:07,399 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 02:39:07,399 INFO L371 AbstractCegarLoop]: === Iteration 83 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:39:07,399 INFO L82 PathProgramCache]: Analyzing trace with hash -1581774383, now seen corresponding path program 1 times [2018-02-04 02:39:07,400 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:39:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:39:07,427 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:39:08,359 WARN L146 SmtUtils]: Spent 123ms on a formula simplification. DAG size of input: 59 DAG size of output 52 [2018-02-04 02:39:09,574 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:09,575 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:39:09,575 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2018-02-04 02:39:09,575 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:39:09,575 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:09,575 INFO L182 omatonBuilderFactory]: Interpolants [41792#(and (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (or (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) 4)))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= |main_#t~mem21.offset| 0)))), 41793#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (and (or (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (not (= |main_~#list~0.base| |main_#t~mem22.base|))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 41794#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)))) (= 0 main_~next~0.offset)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 41795#(or (not (= |main_#t~mem25.offset| 0)) (and (not (= |main_#t~mem25.base| 0)) (or (and (= 0 main_~next~0.offset) (or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))))), 41796#(or (and (= 0 main_~next~0.offset) (or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 41797#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))))), 41798#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))))), 41799#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))), 41800#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select |#valid| |main_#t~mem21.base|))), 41801#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))), 41802#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)) 4))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)))), 41803#(or (and (= 0 |main_#t~mem24.offset|) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem24.base|) 4))) (= 0 (select |#valid| |main_#t~mem24.base|))), 41804#(or (and (= 0 |freeData_#in~data.offset|) (= 0 (select (select |#memory_$Pointer$.base| |freeData_#in~data.base|) 4))) (= 0 (select |#valid| |freeData_#in~data.base|))), 41805#(or (and (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= 0 freeData_~data.offset)) (= 0 (select |#valid| freeData_~data.base))), 41806#(or (and (or (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= freeData_~data.base 0)) (= 0 freeData_~data.offset)) (= 0 (select |#valid| freeData_~data.base))), 41807#(and (or (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= freeData_~data.base 0)) (= |freeData_#t~mem12.offset| (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4))) (= |freeData_#t~mem12.base| (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= 0 freeData_~data.offset) (= 1 (select |#valid| freeData_~data.base))), 41808#(and (or (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= freeData_~data.base 0)) (= 0 freeData_~data.offset) (= 1 (select |#valid| freeData_~data.base)) (or (not (= (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4)) 0)) (not (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4)))))), 41809#(and (or (not (= 0 |freeData_#t~mem13.base|)) (not (= |freeData_#t~mem13.offset| 0))) (or (not (= freeData_~data.base |freeData_#t~mem13.base|)) (= freeData_~data.base 0)) (or (= freeData_~data.base |freeData_#t~mem13.base|) (= 1 (select |#valid| freeData_~data.base)))), 41810#(or (= 1 (select |#valid| freeData_~data.base)) (= freeData_~data.base 0)), 41765#true, 41766#false, 41767#(= 1 (select |#valid| |main_~#list~0.base|)), 41768#(= |#valid| |old(#valid)|), 41769#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 41770#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 41771#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.offset 0)), 41772#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.offset 0) (= 1 (select |#valid| append_~pointerToList.base))), 41773#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= append_~node~0.offset 0) (= 1 (select |#valid| append_~pointerToList.base)) (= 1 (select |#valid| append_~node~0.base))), 41774#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|)), 41775#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base))), 41776#(and (= 0 create_data_~data~0.offset) (= 0 (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= 0 (select |old(#valid)| create_data_~data~0.base))), 41777#(and (= 0 (select (select |#memory_$Pointer$.base| |create_data_#res.base|) 4)) (= 0 (select |old(#valid)| |create_data_#res.base|)) (= 0 |create_data_#res.offset|)), 41778#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| append_~node~0.base)) (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|)) |append_#t~ret17.base|) 4)) (= 0 |append_#t~ret17.offset|) (= append_~node~0.offset 0) (not (= append_~pointerToList.base |append_#t~ret17.base|))), 41779#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= 0 append_~node~0.offset) (= 0 (select |old(#valid)| append_~node~0.base)) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= |append_#in~pointerToList.base| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 4)))) (or (not (= append_~pointerToList.base append_~node~0.base)) (= append_~node~0.base |append_#in~pointerToList.base|))), 41780#(and (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) 4))))), 41781#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))), 41782#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41783#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41784#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 41785#(and (= 0 append_~node~0.offset) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 41786#(and (= 0 append_~node~0.offset) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 41787#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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))) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))) (= append_~node~0.base append_~pointerToList.base)) (= 0 append_~node~0.offset) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 41788#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (and (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= |#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 (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (store |old(#memory_$Pointer$.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~pointerToList.base|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|) (= (store |old(#memory_$Pointer$.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 |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 41789#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4)))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 41790#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4)))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 41791#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4)))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))] [2018-02-04 02:39:09,575 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:09,575 INFO L409 AbstractCegarLoop]: Interpolant automaton has 46 states [2018-02-04 02:39:09,576 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2018-02-04 02:39:09,576 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=1955, Unknown=0, NotChecked=0, Total=2070 [2018-02-04 02:39:09,576 INFO L87 Difference]: Start difference. First operand 531 states and 618 transitions. Second operand 46 states. [2018-02-04 02:39:12,581 WARN L146 SmtUtils]: Spent 114ms on a formula simplification. DAG size of input: 107 DAG size of output 103 [2018-02-04 02:39:13,087 WARN L146 SmtUtils]: Spent 141ms on a formula simplification. DAG size of input: 91 DAG size of output 80 [2018-02-04 02:39:13,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:39:13,939 INFO L93 Difference]: Finished difference Result 560 states and 644 transitions. [2018-02-04 02:39:13,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2018-02-04 02:39:13,939 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 90 [2018-02-04 02:39:13,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:39:13,940 INFO L225 Difference]: With dead ends: 560 [2018-02-04 02:39:13,941 INFO L226 Difference]: Without dead ends: 560 [2018-02-04 02:39:13,941 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2517 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=596, Invalid=9504, Unknown=0, NotChecked=0, Total=10100 [2018-02-04 02:39:13,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2018-02-04 02:39:13,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 529. [2018-02-04 02:39:13,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 529 states. [2018-02-04 02:39:13,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 614 transitions. [2018-02-04 02:39:13,946 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 614 transitions. Word has length 90 [2018-02-04 02:39:13,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:39:13,946 INFO L432 AbstractCegarLoop]: Abstraction has 529 states and 614 transitions. [2018-02-04 02:39:13,946 INFO L433 AbstractCegarLoop]: Interpolant automaton has 46 states. [2018-02-04 02:39:13,946 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 614 transitions. [2018-02-04 02:39:13,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-02-04 02:39:13,947 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:39:13,947 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:39:13,947 INFO L371 AbstractCegarLoop]: === Iteration 84 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:39:13,947 INFO L82 PathProgramCache]: Analyzing trace with hash 989279429, now seen corresponding path program 2 times [2018-02-04 02:39:13,948 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:39:13,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:39:13,957 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:39:14,734 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-02-04 02:39:14,734 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:39:14,735 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2018-02-04 02:39:14,735 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:39:14,735 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:14,735 INFO L182 omatonBuilderFactory]: Interpolants [43015#true, 43016#false, 43017#(= |#valid| |old(#valid)|), 43018#(= (store |#valid| |main_~#list~0.base| 0) |old(#valid)|), 43019#(and (= (store |#valid| |main_~#list~0.base| 0) |old(#valid)|) (= (select |#valid| |main_~#list~0.base|) 1)), 43020#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 43021#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|)) (= |#valid| (store |old(#valid)| |append_#t~malloc14.base| (select |#valid| |append_#t~malloc14.base|)))), 43022#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| (store |old(#valid)| append_~node~0.base (select |#valid| append_~node~0.base))) (= (select |old(#valid)| append_~node~0.base) 0)), 43023#(and (= |#valid| (store |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 43024#(and (= (store (store |#valid| |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |old(#valid)|) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 43025#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 43026#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 43027#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (not (= 0 |append_#t~malloc14.base|)) (= 0 |append_#t~malloc14.offset|) (= (select |old(#valid)| |append_#t~malloc14.base|) 0) (= |#valid| (store |old(#valid)| |append_#t~malloc14.base| (select |#valid| |append_#t~malloc14.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)), 43028#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (not (= 0 append_~node~0.base)) (= |#valid| (store |old(#valid)| append_~node~0.base (select |#valid| append_~node~0.base))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select |old(#valid)| append_~node~0.base) 0)), 43029#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (not (= 0 append_~node~0.base)) (= |#valid| (store |old(#valid)| append_~node~0.base (select |#valid| append_~node~0.base))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select |old(#valid)| append_~node~0.base) 0) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|)), 43030#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (not (= 0 append_~node~0.base)) (= |#valid| (store |old(#valid)| append_~node~0.base (select |#valid| append_~node~0.base))) (= (select |old(#valid)| append_~node~0.base) 0) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))), 43031#(and (not (= 0 append_~node~0.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 append_~node~0.offset) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4))) (= |#valid| (store |old(#valid)| append_~node~0.base (select |#valid| append_~node~0.base))) (= (select |old(#valid)| append_~node~0.base) 0)))), 43032#(and (or (and (= (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4)) (= |#valid| (store |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|)) (not (= 0 (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 43033#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4) 0) |old(#valid)|) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 43034#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)) 0) |old(#valid)|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 43035#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |main_~#list~0.base| 0) |main_#t~mem22.base| 0) |old(#valid)|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 43036#(and (not (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (or (and (not (= |main_~#list~0.base| main_~next~0.base)) (= (store (store (store |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |main_~#list~0.base| 0) main_~next~0.base 0) |old(#valid)|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 43037#(and (not (= 0 |main_#t~mem25.base|)) (or (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= (store (store (store |#valid| |main_#t~mem25.base| 0) |main_~#list~0.base| 0) main_~next~0.base 0) |old(#valid)|) (not (= |main_~#list~0.base| main_~next~0.base))))), 43038#(or (and (not (= |main_~#list~0.base| main_~next~0.base)) (= |old(#valid)| (store (store |#valid| |main_~#list~0.base| 0) main_~next~0.base 0))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 43039#(or (= 0 (select |#valid| |main_~#list~0.base|)) (and (= (store (store |#valid| |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |old(#valid)|) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 43040#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= 0 (select |#valid| |main_~#list~0.base|)) (and (= (store (store |#valid| |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |old(#valid)|) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))))), 43041#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= 0 (select |#valid| |main_~#list~0.base|)) (and (= (store (store |#valid| |main_~#list~0.base| 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0) |old(#valid)|) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))))), 43042#(and (= |old(#valid)| (store (store |#valid| |main_#t~mem25.base| 0) |main_~#list~0.base| 0)) (not (= |main_#t~mem25.base| |main_~#list~0.base|)) (or (not (= 0 |main_#t~mem25.offset|)) (not (= |main_#t~mem25.base| 0))))] [2018-02-04 02:39:14,735 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 28 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-02-04 02:39:14,735 INFO L409 AbstractCegarLoop]: Interpolant automaton has 28 states [2018-02-04 02:39:14,735 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2018-02-04 02:39:14,736 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=688, Unknown=0, NotChecked=0, Total=756 [2018-02-04 02:39:14,736 INFO L87 Difference]: Start difference. First operand 529 states and 614 transitions. Second operand 28 states. [2018-02-04 02:39:16,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:39:16,037 INFO L93 Difference]: Finished difference Result 538 states and 624 transitions. [2018-02-04 02:39:16,037 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2018-02-04 02:39:16,038 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 91 [2018-02-04 02:39:16,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:39:16,039 INFO L225 Difference]: With dead ends: 538 [2018-02-04 02:39:16,039 INFO L226 Difference]: Without dead ends: 503 [2018-02-04 02:39:16,039 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 9 SyntacticMatches, 4 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 452 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=184, Invalid=1886, Unknown=0, NotChecked=0, Total=2070 [2018-02-04 02:39:16,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2018-02-04 02:39:16,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 498. [2018-02-04 02:39:16,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 498 states. [2018-02-04 02:39:16,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 580 transitions. [2018-02-04 02:39:16,044 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 580 transitions. Word has length 91 [2018-02-04 02:39:16,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:39:16,044 INFO L432 AbstractCegarLoop]: Abstraction has 498 states and 580 transitions. [2018-02-04 02:39:16,044 INFO L433 AbstractCegarLoop]: Interpolant automaton has 28 states. [2018-02-04 02:39:16,044 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 580 transitions. [2018-02-04 02:39:16,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2018-02-04 02:39:16,044 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:39:16,045 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1] [2018-02-04 02:39:16,045 INFO L371 AbstractCegarLoop]: === Iteration 85 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:39:16,045 INFO L82 PathProgramCache]: Analyzing trace with hash -1523137708, now seen corresponding path program 1 times [2018-02-04 02:39:16,045 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:39:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:39:16,053 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:39:16,443 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:16,444 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:39:16,444 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2018-02-04 02:39:16,444 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:39:16,444 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:16,444 INFO L182 omatonBuilderFactory]: Interpolants [44115#true, 44116#false, 44117#(= 4 (select |#length| |main_~#list~0.base|)), 44118#(and (= 4 (select |#length| |main_~#list~0.base|)) (= 1 (select |#valid| |main_~#list~0.base|))), 44119#(and (= |#valid| |old(#valid)|) (= |old(#length)| |#length|)), 44120#(and (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= (select |old(#length)| append_~pointerToList.base) (select |#length| append_~pointerToList.base))), 44121#(and (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= (select |#length| append_~pointerToList.base) 4) (and (or (= |append_#t~malloc14.base| append_~pointerToList.base) (= (select |old(#length)| append_~pointerToList.base) (select |#length| append_~pointerToList.base))) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))))), 44122#(and (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| append_~pointerToList.base)) (= (select |old(#length)| append_~pointerToList.base) (select |#length| append_~pointerToList.base)) (= (select |#length| append_~pointerToList.base) 4))), 44123#(and (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| append_~pointerToList.base)) (= (select |old(#length)| append_~pointerToList.base) (select |#length| append_~pointerToList.base)) (= (select |#length| append_~pointerToList.base) 4)) (= 1 (select |#valid| append_~pointerToList.base))), 44124#(and (= |#length| (store |old(#length)| |create_data_#t~malloc1.base| (select |#length| |create_data_#t~malloc1.base|))) (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|))), 44125#(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|))))), 44126#(and (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| append_~pointerToList.base)) (<= (select |#length| append_~pointerToList.base) 4) (not (= (select |old(#length)| append_~pointerToList.base) 4)))), 44127#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= (select |old(#length)| |append_#in~pointerToList.base|) 4)) (<= (select |#length| |append_#in~pointerToList.base|) 4)), 44128#(<= (select |#length| |main_~#list~0.base|) 4), 44129#(= |old(#length)| |#length|), 44130#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (select |old(#length)| append_~pointerToList.base) (select |#length| append_~pointerToList.base))), 44131#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= |append_#t~malloc14.base| append_~pointerToList.base) (= (select |old(#length)| append_~pointerToList.base) (select |#length| append_~pointerToList.base)))), 44132#(and (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= (select |old(#length)| append_~pointerToList.base) (select |#length| append_~pointerToList.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base append_~pointerToList.base)))), 44133#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (<= (select |#length| |append_#in~pointerToList.base|) (select |old(#length)| |append_#in~pointerToList.base|))), 44134#(or (<= (select |#length| |main_~#list~0.base|) 4) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 44135#(or (<= (select |#length| |main_~#list~0.base|) 4) (and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 44136#(or (<= (select |#length| |main_~#list~0.base|) 4) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 44137#(or (<= (select |#length| |main_~#list~0.base|) 4) (and (or (not (= 0 |main_#t~mem25.offset|)) (not (= |main_#t~mem25.base| 0))) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 44138#(or (<= (select |#length| |main_~#list~0.base|) 4) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 44139#(and (<= (select |#length| |main_~#list~0.base|) 4) (= 1 (select |#valid| |main_~#list~0.base|))), 44140#(= |#valid| |old(#valid)|), 44141#(or (and (= |#valid| |old(#valid)|) (not (= freeData_~data.base 0))) (not (= 0 freeData_~data.offset))), 44142#(or (and (= |#valid| |old(#valid)|) (not (= freeData_~data.base 0)) (<= (+ freeData_~data.offset 8) (select |#length| freeData_~data.base))) (not (= 0 freeData_~data.offset))), 44143#(and (or (= |#valid| |old(#valid)|) (and (<= 8 (select |#length| (@diff |old(#valid)| |#valid|))) (= (select |#valid| (@diff |old(#valid)| |#valid|)) 0))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 44144#(= 1 (select |#valid| |main_~#list~0.base|))] [2018-02-04 02:39:16,444 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:16,444 INFO L409 AbstractCegarLoop]: Interpolant automaton has 30 states [2018-02-04 02:39:16,445 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2018-02-04 02:39:16,445 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=746, Unknown=0, NotChecked=0, Total=870 [2018-02-04 02:39:16,445 INFO L87 Difference]: Start difference. First operand 498 states and 580 transitions. Second operand 30 states. [2018-02-04 02:39:17,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:39:17,346 INFO L93 Difference]: Finished difference Result 623 states and 732 transitions. [2018-02-04 02:39:17,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2018-02-04 02:39:17,347 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 91 [2018-02-04 02:39:17,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:39:17,348 INFO L225 Difference]: With dead ends: 623 [2018-02-04 02:39:17,348 INFO L226 Difference]: Without dead ends: 623 [2018-02-04 02:39:17,349 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 434 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=262, Invalid=1460, Unknown=0, NotChecked=0, Total=1722 [2018-02-04 02:39:17,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 623 states. [2018-02-04 02:39:17,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 623 to 604. [2018-02-04 02:39:17,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 604 states. [2018-02-04 02:39:17,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 721 transitions. [2018-02-04 02:39:17,355 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 721 transitions. Word has length 91 [2018-02-04 02:39:17,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:39:17,355 INFO L432 AbstractCegarLoop]: Abstraction has 604 states and 721 transitions. [2018-02-04 02:39:17,355 INFO L433 AbstractCegarLoop]: Interpolant automaton has 30 states. [2018-02-04 02:39:17,355 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 721 transitions. [2018-02-04 02:39:17,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-02-04 02:39:17,356 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:39:17,356 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:39:17,357 INFO L371 AbstractCegarLoop]: === Iteration 86 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:39:17,357 INFO L82 PathProgramCache]: Analyzing trace with hash 488044133, now seen corresponding path program 1 times [2018-02-04 02:39:17,357 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:39:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:39:17,387 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:39:18,685 WARN L146 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 70 DAG size of output 61 [2018-02-04 02:39:18,869 WARN L146 SmtUtils]: Spent 113ms on a formula simplification. DAG size of input: 74 DAG size of output 65 [2018-02-04 02:39:19,422 WARN L146 SmtUtils]: Spent 375ms on a formula simplification. DAG size of input: 92 DAG size of output 82 [2018-02-04 02:39:21,467 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:21,467 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:39:21,467 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [54] total 54 [2018-02-04 02:39:21,468 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:39:21,468 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:21,468 INFO L182 omatonBuilderFactory]: Interpolants [45440#(or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 main_~next~0.offset) (or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 45441#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))), 45442#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))))), 45443#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)))), 45444#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select |#valid| |main_#t~mem21.base|)) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 45445#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)))), 45446#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)) 4)))), 45447#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem24.base|) 4)) (= 0 |main_#t~mem24.offset|)) (= 0 (select |#valid| |main_#t~mem24.base|))), 45448#(or (and (= 0 |freeData_#in~data.offset|) (= 0 (select (select |#memory_$Pointer$.offset| |freeData_#in~data.base|) 4))) (= 0 (select |#valid| |freeData_#in~data.base|))), 45449#(or (= 0 (select |#valid| freeData_~data.base)) (and (= 0 freeData_~data.offset) (= 0 (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4))))), 45450#(and (= 0 freeData_~data.offset) (= 0 (select (select |#memory_$Pointer$.offset| freeData_~data.base) (+ freeData_~data.offset 4)))), 45451#(= |freeData_#t~mem13.offset| 0), 45397#true, 45398#false, 45399#(= (select |#valid| |main_~#list~0.base|) 1), 45400#(= |#valid| |old(#valid)|), 45401#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 45402#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 45403#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (= append_~node~0.offset 0))), 45404#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~node~0.offset 0) (= (select |#valid| append_~pointerToList.base) 1)))), 45405#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~node~0.offset 0) (= (select |#valid| append_~pointerToList.base) 1) (= (select |#valid| append_~node~0.base) 1)))), 45406#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|) (= (select |#valid| |create_data_#t~malloc1.base|) 1)), 45407#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= (select |#valid| create_data_~data~0.base) 1)), 45408#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= 0 (select (select |#memory_$Pointer$.offset| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= (select |#valid| create_data_~data~0.base) 1)), 45409#(and (= (select |#valid| |create_data_#res.base|) 1) (= 0 (select |old(#valid)| |create_data_#res.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |create_data_#res.base|) 4)) (= 0 |create_data_#res.offset|)), 45410#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (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 |append_#t~ret17.offset|)) |append_#t~ret17.base|) 4)) (= (select |#valid| |append_#t~ret17.base|) 1) (= 0 |append_#t~ret17.offset|) (= append_~node~0.offset 0) (not (= append_~pointerToList.base |append_#t~ret17.base|))))), 45411#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (and (= append_~node~0.offset 0) (= (select |#valid| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 1) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 4)) (= (select |#valid| append_~node~0.base) 1) (not (= |append_#in~pointerToList.base| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) 0))) (= append_~pointerToList.base append_~node~0.base))), 45412#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 1) (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) 1))), 45413#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 1)), 45414#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45415#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45416#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= |#valid| (store |old(#valid)| |append_#t~malloc14.base| (select |#valid| |append_#t~malloc14.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45417#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (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|))))) (= append_~node~0.base append_~pointerToList.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 45418#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= append_~node~0.offset 0) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 45419#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (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) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#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_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 45420#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45421#(and (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 45422#(and (= (store |old(#memory_$Pointer$.offset)| create_data_~data~0.base (select |#memory_$Pointer$.offset| create_data_~data~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| create_data_~data~0.base (select |#memory_$Pointer$.base| create_data_~data~0.base)))), 45423#(and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#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|))) (= |#memory_$Pointer$.offset| |old(#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|) (or (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))), 45424#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (= |append_#t~ret17.base| append_~node~0.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 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|)))) (or (= 0 (select |old(#valid)| (@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)))) (= (select (store (select |#memory_$Pointer$.offset| append_~node~0.base) append_~node~0.offset |append_#t~ret17.offset|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (= (select (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.base)| append_~pointerToList.base) append_~pointerToList.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|))))) (= append_~node~0.base append_~pointerToList.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 45425#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 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|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@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_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4))) (= |#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_~node~0.base append_~pointerToList.base) (and (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0) append_~node~0.base) (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 45426#(or (and (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff (store |old(#memory_$Pointer$.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|))) (= (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#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_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|)) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (store |old(#memory_$Pointer$.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~pointerToList.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (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|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (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~pointerToList.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 45427#(or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 45428#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 45429#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 45430#(and (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (not (= |main_#t~mem21.offset| 0)) (and (or (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (and (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))))), 45431#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem22.base|) (and (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (= 0 |main_#t~mem22.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 45432#(or (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 main_~next~0.offset) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 45433#(or (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 main_~next~0.offset) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)))), 45434#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= |main_#t~mem24.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (and (= 0 main_~next~0.offset) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 45435#(= freeData_~data.base |freeData_#in~data.base|), 45436#(and (or (not (= freeData_~data.base 0)) (not (= 0 freeData_~data.offset))) (= freeData_~data.base |freeData_#in~data.base|)), 45437#(= 0 (select |#valid| |freeData_#in~data.base|)), 45438#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 main_~next~0.offset) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 45439#(or (and (not (= |main_#t~mem25.base| 0)) (or (= 0 (select |#valid| |main_#t~mem25.base|)) (and (= 0 main_~next~0.offset) (or (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (not (= |main_#t~mem25.offset| 0)))] [2018-02-04 02:39:21,469 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:21,469 INFO L409 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-02-04 02:39:21,469 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-02-04 02:39:21,469 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=2831, Unknown=0, NotChecked=0, Total=2970 [2018-02-04 02:39:21,469 INFO L87 Difference]: Start difference. First operand 604 states and 721 transitions. Second operand 55 states. [2018-02-04 02:39:22,871 WARN L143 SmtUtils]: Spent 188ms on a formula simplification that was a NOOP. DAG size: 108 [2018-02-04 02:39:23,484 WARN L146 SmtUtils]: Spent 206ms on a formula simplification. DAG size of input: 102 DAG size of output 100 [2018-02-04 02:39:23,935 WARN L146 SmtUtils]: Spent 242ms on a formula simplification. DAG size of input: 116 DAG size of output 114 [2018-02-04 02:39:24,210 WARN L146 SmtUtils]: Spent 164ms on a formula simplification. DAG size of input: 91 DAG size of output 90 [2018-02-04 02:39:25,185 WARN L146 SmtUtils]: Spent 595ms on a formula simplification. DAG size of input: 146 DAG size of output 146 [2018-02-04 02:39:26,019 WARN L146 SmtUtils]: Spent 105ms on a formula simplification. DAG size of input: 87 DAG size of output 87 [2018-02-04 02:39:30,833 WARN L146 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 132 DAG size of output 108 [2018-02-04 02:39:31,248 WARN L146 SmtUtils]: Spent 129ms on a formula simplification. DAG size of input: 104 DAG size of output 97 [2018-02-04 02:39:31,483 WARN L146 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 118 DAG size of output 109 [2018-02-04 02:39:31,991 WARN L146 SmtUtils]: Spent 147ms on a formula simplification. DAG size of input: 116 DAG size of output 102 [2018-02-04 02:39:32,429 WARN L146 SmtUtils]: Spent 195ms on a formula simplification. DAG size of input: 112 DAG size of output 96 [2018-02-04 02:39:32,655 WARN L146 SmtUtils]: Spent 126ms on a formula simplification. DAG size of input: 130 DAG size of output 93 [2018-02-04 02:39:32,830 WARN L146 SmtUtils]: Spent 109ms on a formula simplification. DAG size of input: 113 DAG size of output 81 [2018-02-04 02:39:33,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:39:33,956 INFO L93 Difference]: Finished difference Result 728 states and 868 transitions. [2018-02-04 02:39:33,956 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2018-02-04 02:39:33,956 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 98 [2018-02-04 02:39:33,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:39:33,958 INFO L225 Difference]: With dead ends: 728 [2018-02-04 02:39:33,958 INFO L226 Difference]: Without dead ends: 728 [2018-02-04 02:39:33,958 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 127 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4100 ImplicationChecksByTransitivity, 11.6s TimeCoverageRelationStatistics Valid=956, Invalid=15556, Unknown=0, NotChecked=0, Total=16512 [2018-02-04 02:39:33,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 728 states. [2018-02-04 02:39:33,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 728 to 674. [2018-02-04 02:39:33,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2018-02-04 02:39:33,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 805 transitions. [2018-02-04 02:39:33,963 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 805 transitions. Word has length 98 [2018-02-04 02:39:33,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:39:33,963 INFO L432 AbstractCegarLoop]: Abstraction has 674 states and 805 transitions. [2018-02-04 02:39:33,963 INFO L433 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-02-04 02:39:33,963 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 805 transitions. [2018-02-04 02:39:33,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-02-04 02:39:33,964 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:39:33,964 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:39:33,964 INFO L371 AbstractCegarLoop]: === Iteration 87 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:39:33,964 INFO L82 PathProgramCache]: Analyzing trace with hash 488044134, now seen corresponding path program 1 times [2018-02-04 02:39:33,965 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:39:33,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:39:33,987 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:39:35,313 WARN L146 SmtUtils]: Spent 117ms on a formula simplification. DAG size of input: 74 DAG size of output 65 [2018-02-04 02:39:36,019 WARN L146 SmtUtils]: Spent 452ms on a formula simplification. DAG size of input: 92 DAG size of output 82 [2018-02-04 02:39:38,011 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:38,011 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:39:38,011 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [54] total 54 [2018-02-04 02:39:38,011 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:39:38,011 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:38,012 INFO L182 omatonBuilderFactory]: Interpolants [47003#true, 47004#false, 47005#(= (select |#valid| |main_~#list~0.base|) 1), 47006#(= |#valid| |old(#valid)|), 47007#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|)), 47008#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= 0 (select |old(#valid)| |append_#t~malloc14.base|))), 47009#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (= append_~node~0.offset 0))), 47010#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~node~0.offset 0) (= (select |#valid| append_~pointerToList.base) 1)))), 47011#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~node~0.offset 0) (= (select |#valid| append_~pointerToList.base) 1) (= (select |#valid| append_~node~0.base) 1)))), 47012#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= 0 |create_data_#t~malloc1.offset|) (= (select |#valid| |create_data_#t~malloc1.base|) 1)), 47013#(and (= 0 create_data_~data~0.offset) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= (select |#valid| create_data_~data~0.base) 1)), 47014#(and (= 0 create_data_~data~0.offset) (= 0 (select (select |#memory_$Pointer$.base| create_data_~data~0.base) (+ create_data_~data~0.offset 4))) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= (select |#valid| create_data_~data~0.base) 1)), 47015#(and (= (select |#valid| |create_data_#res.base|) 1) (= 0 (select (select |#memory_$Pointer$.base| |create_data_#res.base|) 4)) (= 0 (select |old(#valid)| |create_data_#res.base|)) (= 0 |create_data_#res.offset|)), 47016#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= 0 (select (select (store |#memory_$Pointer$.base| append_~node~0.base (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|)) |append_#t~ret17.base|) 4)) (= (select |#valid| |append_#t~ret17.base|) 1) (= 0 |append_#t~ret17.offset|) (= append_~node~0.offset 0) (not (= append_~pointerToList.base |append_#t~ret17.base|))))), 47017#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= append_~node~0.offset 0) (= (select |#valid| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 1) (= (select |#valid| append_~node~0.base) 1) (not (= |append_#in~pointerToList.base| (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset))) (= 0 (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) 0)) (= 0 (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) append_~node~0.offset)) 4))))), 47018#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 1) (not (= |append_#in~pointerToList.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) 1) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0)) 4)))), 47019#(and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 1) (= (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 1)), 47020#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47021#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47022#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= |#valid| (store |old(#valid)| |append_#t~malloc14.base| (select |#valid| |append_#t~malloc14.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47023#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (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|))))) (= append_~node~0.base append_~pointerToList.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 47024#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= append_~node~0.offset 0) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))))), 47025#(and (or (= append_~node~0.base append_~pointerToList.base) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (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) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#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_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|)))))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 47026#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47027#(and (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 47028#(and (= (store |old(#memory_$Pointer$.offset)| create_data_~data~0.base (select |#memory_$Pointer$.offset| create_data_~data~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| create_data_~data~0.base (select |#memory_$Pointer$.base| create_data_~data~0.base)))), 47029#(and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#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|))) (= |#memory_$Pointer$.offset| |old(#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|) (or (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|))), 47030#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (= |append_#t~ret17.base| append_~node~0.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 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|)))) (or (= 0 (select |old(#valid)| (@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)))) (= (select (store (select |#memory_$Pointer$.offset| append_~node~0.base) append_~node~0.offset |append_#t~ret17.offset|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (= (select (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.base)| append_~pointerToList.base) append_~pointerToList.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|))))) (= append_~node~0.base append_~pointerToList.base)) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 47031#(and (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 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|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@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_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4))) (= |#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_~node~0.base append_~pointerToList.base) (and (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0) append_~node~0.base) (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base)))), 47032#(or (and (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff (store |old(#memory_$Pointer$.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|))) (= (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#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_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|)) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (store |old(#memory_$Pointer$.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~pointerToList.base|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (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|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (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~pointerToList.base|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))), 47033#(or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4)))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 47034#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4)))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 47035#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 0)) 4)))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 47036#(and (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (not (= |main_#t~mem21.offset| 0)) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (and (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0))) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 0)) 4)))) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (and (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))))), 47037#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem22.base|) (and (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 0))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 0)))) (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (= 0 |main_#t~mem22.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 47038#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (and (= 0 main_~next~0.offset) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (and (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))))) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 47039#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (and (= 0 main_~next~0.offset) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (and (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 47040#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= |main_#t~mem24.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 main_~next~0.offset) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (and (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 47041#(= freeData_~data.base |freeData_#in~data.base|), 47042#(and (or (not (= freeData_~data.base 0)) (not (= 0 freeData_~data.offset))) (= freeData_~data.base |freeData_#in~data.base|)), 47043#(= 0 (select |#valid| |freeData_#in~data.base|)), 47044#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (and (= 0 main_~next~0.offset) (or (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (and (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 47045#(or (and (or (= 0 (select |#valid| |main_#t~mem25.base|)) (and (= 0 main_~next~0.offset) (or (and (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= |main_#t~mem25.base| 0))) (not (= |main_#t~mem25.offset| 0))), 47046#(or (and (or (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 0)) 4)) (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 0)))) (= 0 main_~next~0.offset)) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 47047#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)))))), 47048#(or (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0)) 4)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0))) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))))), 47049#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))), 47050#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= 0 (select |#valid| |main_#t~mem21.base|)) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 47051#(or (and (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))) 4)) (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|))))), 47052#(or (and (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem23.base|) |main_#t~mem23.offset|)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)) 4))) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) |main_#t~mem23.offset|)))), 47053#(or (and (= 0 |main_#t~mem24.offset|) (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem24.base|) 4))) (= 0 (select |#valid| |main_#t~mem24.base|))), 47054#(or (and (= 0 |freeData_#in~data.offset|) (= 0 (select (select |#memory_$Pointer$.base| |freeData_#in~data.base|) 4))) (= 0 (select |#valid| |freeData_#in~data.base|))), 47055#(or (and (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= 0 freeData_~data.offset)) (= 0 (select |#valid| freeData_~data.base))), 47056#(and (= 0 (select (select |#memory_$Pointer$.base| freeData_~data.base) (+ freeData_~data.offset 4))) (= 0 freeData_~data.offset)), 47057#(= |freeData_#t~mem13.base| 0)] [2018-02-04 02:39:38,012 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 02:39:38,013 INFO L409 AbstractCegarLoop]: Interpolant automaton has 55 states [2018-02-04 02:39:38,013 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2018-02-04 02:39:38,013 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=2831, Unknown=0, NotChecked=0, Total=2970 [2018-02-04 02:39:38,013 INFO L87 Difference]: Start difference. First operand 674 states and 805 transitions. Second operand 55 states. [2018-02-04 02:39:39,481 WARN L143 SmtUtils]: Spent 185ms on a formula simplification that was a NOOP. DAG size: 108 [2018-02-04 02:39:40,346 WARN L146 SmtUtils]: Spent 303ms on a formula simplification. DAG size of input: 102 DAG size of output 100 [2018-02-04 02:39:40,801 WARN L146 SmtUtils]: Spent 229ms on a formula simplification. DAG size of input: 116 DAG size of output 114 [2018-02-04 02:39:41,036 WARN L146 SmtUtils]: Spent 155ms on a formula simplification. DAG size of input: 91 DAG size of output 90 [2018-02-04 02:39:41,923 WARN L146 SmtUtils]: Spent 533ms on a formula simplification. DAG size of input: 146 DAG size of output 146 [2018-02-04 02:39:44,597 WARN L146 SmtUtils]: Spent 108ms on a formula simplification. DAG size of input: 107 DAG size of output 103 [2018-02-04 02:39:45,044 WARN L146 SmtUtils]: Spent 100ms on a formula simplification. DAG size of input: 86 DAG size of output 81 [2018-02-04 02:39:46,058 WARN L146 SmtUtils]: Spent 118ms on a formula simplification. DAG size of input: 107 DAG size of output 88 [2018-02-04 02:39:46,310 WARN L146 SmtUtils]: Spent 170ms on a formula simplification. DAG size of input: 132 DAG size of output 109 [2018-02-04 02:39:46,690 WARN L146 SmtUtils]: Spent 122ms on a formula simplification. DAG size of input: 104 DAG size of output 97 [2018-02-04 02:39:46,932 WARN L146 SmtUtils]: Spent 143ms on a formula simplification. DAG size of input: 118 DAG size of output 109 [2018-02-04 02:39:47,620 WARN L146 SmtUtils]: Spent 181ms on a formula simplification. DAG size of input: 118 DAG size of output 103 [2018-02-04 02:39:47,832 WARN L146 SmtUtils]: Spent 138ms on a formula simplification. DAG size of input: 94 DAG size of output 81 [2018-02-04 02:39:48,163 WARN L146 SmtUtils]: Spent 217ms on a formula simplification. DAG size of input: 114 DAG size of output 97 [2018-02-04 02:39:48,384 WARN L146 SmtUtils]: Spent 121ms on a formula simplification. DAG size of input: 132 DAG size of output 93 [2018-02-04 02:39:50,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:39:50,020 INFO L93 Difference]: Finished difference Result 724 states and 860 transitions. [2018-02-04 02:39:50,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2018-02-04 02:39:50,020 INFO L78 Accepts]: Start accepts. Automaton has 55 states. Word has length 98 [2018-02-04 02:39:50,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:39:50,022 INFO L225 Difference]: With dead ends: 724 [2018-02-04 02:39:50,022 INFO L226 Difference]: Without dead ends: 724 [2018-02-04 02:39:50,022 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3779 ImplicationChecksByTransitivity, 11.4s TimeCoverageRelationStatistics Valid=910, Invalid=14590, Unknown=0, NotChecked=0, Total=15500 [2018-02-04 02:39:50,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2018-02-04 02:39:50,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 674. [2018-02-04 02:39:50,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 674 states. [2018-02-04 02:39:50,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 803 transitions. [2018-02-04 02:39:50,027 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 803 transitions. Word has length 98 [2018-02-04 02:39:50,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:39:50,027 INFO L432 AbstractCegarLoop]: Abstraction has 674 states and 803 transitions. [2018-02-04 02:39:50,027 INFO L433 AbstractCegarLoop]: Interpolant automaton has 55 states. [2018-02-04 02:39:50,027 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 803 transitions. [2018-02-04 02:39:50,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2018-02-04 02:39:50,028 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:39:50,028 INFO L351 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-02-04 02:39:50,028 INFO L371 AbstractCegarLoop]: === Iteration 88 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:39:50,028 INFO L82 PathProgramCache]: Analyzing trace with hash -833218783, now seen corresponding path program 1 times [2018-02-04 02:39:50,028 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:39:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:39:50,040 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 02:39:51,364 WARN L146 SmtUtils]: Spent 247ms on a formula simplification. DAG size of input: 84 DAG size of output 77 [2018-02-04 02:39:52,792 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 39 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:39:52,792 INFO L320 seRefinementStrategy]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2018-02-04 02:39:52,792 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2018-02-04 02:39:52,792 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-02-04 02:39:52,792 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:39:52,792 INFO L182 omatonBuilderFactory]: Interpolants [48640#(or (and (= 0 main_~next~0.offset) (= 0 main_~next~0.base)) (not (= |main_#t~mem25.offset| 0))), 48641#(and (= 0 main_~next~0.offset) (= 0 main_~next~0.base)), 48642#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 48643#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.base| 0)), 48597#true, 48598#false, 48599#(and (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= 0 (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select |#valid| |main_~#list~0.base|) 1)), 48600#(and (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48601#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |#valid| |old(#valid)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48602#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 0 |append_#t~malloc14.offset|) (= 0 (select |old(#valid)| |append_#t~malloc14.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48603#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (= append_~node~0.offset 0) (or (= append_~pointerToList.base append_~node~0.base) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 48604#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (= append_~node~0.offset 0) (or (= append_~pointerToList.base append_~node~0.base) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= |append_#t~mem16.offset| (select (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)))), 48605#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (= append_~node~0.offset 0) (or (= append_~pointerToList.base append_~node~0.base) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (select (select |#memory_$Pointer$.offset| append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4)))))), 48606#(and (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48607#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (not (= append_~pointerToList.base append_~node~0.base))) (or (= append_~pointerToList.base append_~node~0.base) (and (= 0 (select |old(#valid)| append_~node~0.base)) (= (select (select (store |#memory_$Pointer$.offset| append_~pointerToList.base (store (select |#memory_$Pointer$.offset| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.offset)) append_~node~0.base) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4))))) (= append_~node~0.offset 0) (= (select |#valid| append_~node~0.base) 1)), 48608#(or (= 0 (select |old(#valid)| |append_#in~pointerToList.base|)) (and (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4)) (= (select |#valid| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 1) (= 0 (select |old(#valid)| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|))) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.offset)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)))), 48609#(and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 1)), 48610#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= |append_#t~malloc14.offset| 0) (= |#valid| (store |old(#valid)| |append_#t~malloc14.base| (select |#valid| |append_#t~malloc14.base|))) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48611#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (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|))))), 48612#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= (select (select |#memory_$Pointer$.base| append_~pointerToList.base) |append_#in~pointerToList.offset|) |append_#t~mem16.base|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 48613#(and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= (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) (or (= append_~node~0.base (@diff |old(#valid)| |#valid|)) (= |#valid| |old(#valid)|)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base))) (= (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select |#memory_$Pointer$.base| append_~node~0.base) (+ append_~node~0.offset 4))) (= |#valid| (store |old(#valid)| (@diff |old(#valid)| |#valid|) (select |#valid| (@diff |old(#valid)| |#valid|))))), 48614#(and (= 0 (select |old(#valid)| |create_data_#t~malloc1.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48615#(and (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)), 48616#(and (= (store |old(#memory_$Pointer$.offset)| create_data_~data~0.base (select |#memory_$Pointer$.offset| create_data_~data~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| create_data_~data~0.base)) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| create_data_~data~0.base (select |#memory_$Pointer$.base| create_data_~data~0.base)))), 48617#(and (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| |old(#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|))) (= |#memory_$Pointer$.offset| |old(#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|) (or (= |create_data_#res.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))), 48618#(or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= append_~node~0.offset 0) (= |append_#t~ret17.base| append_~node~0.base)) (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|) (= 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|)))) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|)))) (= (select (store (select |#memory_$Pointer$.base| append_~node~0.base) append_~node~0.offset |append_#t~ret17.base|) (+ append_~node~0.offset 4)) (select (select |old(#memory_$Pointer$.base)| append_~pointerToList.base) append_~pointerToList.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|)))))), 48619#(and (= append_~node~0.offset 0) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~node~0.base |append_#in~pointerToList.base|)) (not (= append_~node~0.base append_~pointerToList.base))) (or (and (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.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)| (@diff (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| append_~node~0.base (select |#memory_$Pointer$.base| append_~node~0.base)))) (or (= (store |old(#memory_$Pointer$.offset)| append_~node~0.base (select |#memory_$Pointer$.offset| append_~node~0.base)) |#memory_$Pointer$.offset|) (= 0 (select |old(#valid)| (@diff (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_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) (+ append_~node~0.offset 4))) (= |#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_~node~0.base append_~pointerToList.base) (and (= (select (select (store |#memory_$Pointer$.base| append_~pointerToList.base (store (select |#memory_$Pointer$.base| append_~pointerToList.base) append_~pointerToList.offset append_~node~0.base)) append_~node~0.base) 0) append_~node~0.base) (= append_~pointerToList.offset |append_#in~pointerToList.offset|) (= append_~pointerToList.base |append_#in~pointerToList.base|)))), 48620#(or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 0) (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (and (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff (store |old(#memory_$Pointer$.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|))) (= (@diff (store |old(#memory_$Pointer$.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~pointerToList.base|) (= (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|)) (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) 4) (select (select |old(#memory_$Pointer$.base)| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|)) (or (= 0 (select |old(#valid)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (= (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|)) (= |#memory_$Pointer$.offset| |old(#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_$Pointer$.base)| |#memory_$Pointer$.base|))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.offset|) (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)) (= (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) |append_#in~pointerToList.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (or (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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|) (= 0 (select |old(#valid)| (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) (= (@diff (store (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff (store |old(#memory_$Pointer$.offset)| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|) (select |#memory_$Pointer$.offset| (@diff |old(#memory_$Pointer$.offset)| |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|))) |#memory_$Pointer$.offset|) |append_#in~pointerToList.base|)) (or (= 0 (select |old(#valid)| (@diff (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|))) |#memory_$Pointer$.base|))) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|) (select |#memory_$Pointer$.base| (@diff |old(#memory_$Pointer$.base)| |#memory_$Pointer$.base|)))) (= (select (select |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (store |old(#memory_$Pointer$.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~pointerToList.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 (= |#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 |#memory_$Pointer$.base| |append_#in~pointerToList.base|) |append_#in~pointerToList.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 (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~pointerToList.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|)))))), 48621#(or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))), 48622#(and (= |main_#t~mem27.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_#t~mem27.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 48623#(and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 48624#(and (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (not (= |main_#t~mem21.offset| 0)) (and (or (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (not (= 0 (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)))) (or (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 4)) (not (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) 4))) (and (= |main_#t~mem21.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))))))), 48625#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem22.base|) 4)) (not (= |main_~#list~0.base| |main_#t~mem22.base|)) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem22.base|) 4))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem22.base|) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 48626#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 4)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 4))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 48627#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 4)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 4))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= |main_#t~mem23.offset| (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|)) (= (select (select |#memory_$Pointer$.base| |main_#t~mem23.base|) 0) (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 48628#(or (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (= |main_#t~mem24.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 4)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 4))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))))), 48629#(= freeData_~data.base |freeData_#in~data.base|), 48630#(and (or (not (= freeData_~data.base 0)) (not (= 0 freeData_~data.offset))) (= freeData_~data.base |freeData_#in~data.base|)), 48631#(= 0 (select |#valid| |freeData_#in~data.base|)), 48632#(or (and (not (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) 0)) (or (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 4)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 4))) (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 48633#(or (not (= |main_#t~mem25.offset| 0)) (and (not (= |main_#t~mem25.base| 0)) (or (= 0 (select |#valid| |main_#t~mem25.base|)) (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 4)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 4))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= |main_#t~mem25.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))))), 48634#(or (and (= 0 (select (select (store |#memory_$Pointer$.offset| |main_~#list~0.base| (store (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.offset)) main_~next~0.base) 4)) (= 0 (select (select (store |#memory_$Pointer$.base| |main_~#list~0.base| (store (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset| main_~next~0.base)) main_~next~0.base) 4))) (and (= (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|) main_~next~0.base) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))) (and (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (= |main_~#list~0.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)))), 48635#(or (= 0 (select |#valid| |main_~#list~0.base|)) (= 0 (select |#valid| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|))) (and (= 0 (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)) (= 0 (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#list~0.base|) |main_~#list~0.offset|)) 4)))), 48636#(or (= 0 (select |#valid| |main_~#list~0.base|)) (and (or (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) |main_#t~mem21.offset|) (= |main_#t~mem21.offset| 0)) (or (and (= 0 (select (select |#memory_$Pointer$.base| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4))) (= 0 (select (select |#memory_$Pointer$.offset| |main_#t~mem21.base|) (+ |main_#t~mem21.offset| 4)))) (not (= |main_#t~mem21.offset| 0)))) (= 0 (select |#valid| |main_#t~mem21.base|))), 48637#(or (= 0 (select |#valid| |main_~#list~0.base|)) (and (= 0 |main_#t~mem22.base|) (= 0 |main_#t~mem22.offset|)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 48638#(or (= 0 (select |#valid| |main_~#list~0.base|)) (and (= 0 main_~next~0.offset) (= 0 main_~next~0.base)) (not (= (select (select |#memory_$Pointer$.offset| |main_~#list~0.base|) |main_~#list~0.offset|) 0))), 48639#(= |#valid| |old(#valid)|)] [2018-02-04 02:39:52,793 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 7 proven. 39 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-02-04 02:39:52,793 INFO L409 AbstractCegarLoop]: Interpolant automaton has 47 states [2018-02-04 02:39:52,793 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2018-02-04 02:39:52,793 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=2038, Unknown=0, NotChecked=0, Total=2162 [2018-02-04 02:39:52,793 INFO L87 Difference]: Start difference. First operand 674 states and 803 transitions. Second operand 47 states. [2018-02-04 02:39:53,898 WARN L143 SmtUtils]: Spent 276ms on a formula simplification that was a NOOP. DAG size: 123 [2018-02-04 02:39:54,356 WARN L146 SmtUtils]: Spent 144ms on a formula simplification. DAG size of input: 82 DAG size of output 78 [2018-02-04 02:39:54,587 WARN L146 SmtUtils]: Spent 143ms on a formula simplification. DAG size of input: 88 DAG size of output 86 [2018-02-04 02:39:54,794 WARN L146 SmtUtils]: Spent 124ms on a formula simplification. DAG size of input: 77 DAG size of output 77 [2018-02-04 02:39:58,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 02:39:58,210 INFO L93 Difference]: Finished difference Result 694 states and 830 transitions. [2018-02-04 02:39:58,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-02-04 02:39:58,210 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 99 [2018-02-04 02:39:58,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 02:39:58,212 INFO L225 Difference]: With dead ends: 694 [2018-02-04 02:39:58,212 INFO L226 Difference]: Without dead ends: 694 [2018-02-04 02:39:58,212 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=397, Invalid=6245, Unknown=0, NotChecked=0, Total=6642 [2018-02-04 02:39:58,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2018-02-04 02:39:58,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 682. [2018-02-04 02:39:58,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2018-02-04 02:39:58,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 811 transitions. [2018-02-04 02:39:58,216 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 811 transitions. Word has length 99 [2018-02-04 02:39:58,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 02:39:58,216 INFO L432 AbstractCegarLoop]: Abstraction has 682 states and 811 transitions. [2018-02-04 02:39:58,216 INFO L433 AbstractCegarLoop]: Interpolant automaton has 47 states. [2018-02-04 02:39:58,216 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 811 transitions. [2018-02-04 02:39:58,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-02-04 02:39:58,217 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 02:39:58,217 INFO L351 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1] [2018-02-04 02:39:58,217 INFO L371 AbstractCegarLoop]: === Iteration 89 === [create_dataErr4RequiresViolation, create_dataErr6RequiresViolation, create_dataErr0RequiresViolation, create_dataErr5RequiresViolation, create_dataErr3RequiresViolation, create_dataErr1RequiresViolation, create_dataErr7RequiresViolation, create_dataErr9RequiresViolation, create_dataErr2RequiresViolation, create_dataErr8RequiresViolation, freeDataErr6RequiresViolation, freeDataErr2RequiresViolation, freeDataErr4RequiresViolation, freeDataErr5RequiresViolation, freeDataErr3RequiresViolation, freeDataErr0RequiresViolation, freeDataErr1RequiresViolation, freeDataErr7RequiresViolation, mainErr5RequiresViolation, mainErr13RequiresViolation, mainErr1RequiresViolation, mainErr17RequiresViolation, mainErr9RequiresViolation, mainErr18EnsuresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr15RequiresViolation, mainErr16RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr14RequiresViolation, appendErr0RequiresViolation, appendErr4RequiresViolation, appendErr7RequiresViolation, appendErr3RequiresViolation, appendErr2RequiresViolation, appendErr1RequiresViolation, appendErr5RequiresViolation, appendErr6RequiresViolation]=== [2018-02-04 02:39:58,217 INFO L82 PathProgramCache]: Analyzing trace with hash 27371378, now seen corresponding path program 1 times [2018-02-04 02:39:58,217 INFO L67 tionRefinementEngine]: Using refinement strategy FixedTraceAbstractionRefinementStrategy [2018-02-04 02:39:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 02:39:58,228 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. Received shutdown request... [2018-02-04 02:39:58,320 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Timeout exceeded at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:265) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.access$1(Interpolator.java:263) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$ProofTreeWalker.walk(Interpolator.java:132) 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:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.FixedTraceAbstractionRefinementStrategy.getTraceCheck(FixedTraceAbstractionRefinementStrategy.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:397) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:381) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:316) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:147) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-02-04 02:39:58,323 INFO L168 Benchmark]: Toolchain (without parser) took 178241.51 ms. Allocated memory was 403.7 MB in the beginning and 978.8 MB in the end (delta: 575.1 MB). Free memory was 360.6 MB in the beginning and 377.8 MB in the end (delta: -17.2 MB). Peak memory consumption was 557.9 MB. Max. memory is 5.3 GB. [2018-02-04 02:39:58,324 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 403.7 MB. Free memory is still 367.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 02:39:58,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.55 ms. Allocated memory is still 403.7 MB. Free memory was 360.6 MB in the beginning and 350.0 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. [2018-02-04 02:39:58,324 INFO L168 Benchmark]: Boogie Preprocessor took 30.18 ms. Allocated memory is still 403.7 MB. Free memory was 350.0 MB in the beginning and 348.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-02-04 02:39:58,325 INFO L168 Benchmark]: RCFGBuilder took 345.35 ms. Allocated memory is still 403.7 MB. Free memory was 347.4 MB in the beginning and 314.5 MB in the end (delta: 32.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 5.3 GB. [2018-02-04 02:39:58,325 INFO L168 Benchmark]: TraceAbstraction took 177701.53 ms. Allocated memory was 403.7 MB in the beginning and 978.8 MB in the end (delta: 575.1 MB). Free memory was 314.5 MB in the beginning and 377.8 MB in the end (delta: -63.3 MB). Peak memory consumption was 511.9 MB. Max. memory is 5.3 GB. [2018-02-04 02:39:58,326 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 403.7 MB. Free memory is still 367.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 161.55 ms. Allocated memory is still 403.7 MB. Free memory was 360.6 MB in the beginning and 350.0 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 30.18 ms. Allocated memory is still 403.7 MB. Free memory was 350.0 MB in the beginning and 348.7 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 345.35 ms. Allocated memory is still 403.7 MB. Free memory was 347.4 MB in the beginning and 314.5 MB in the end (delta: 32.8 MB). Peak memory consumption was 32.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 177701.53 ms. Allocated memory was 403.7 MB in the beginning and 978.8 MB in the end (delta: 575.1 MB). Free memory was 314.5 MB in the beginning and 377.8 MB in the end (delta: -63.3 MB). Peak memory consumption was 511.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Timeout exceeded de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Timeout exceeded: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:265) 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/optional_data_creation_test04_true-valid-memsafety.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_02-39-58-330.csv Completed graceful shutdown